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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Process grease : a possible feedstock for biodiesel production / Roelof Jacobus Venter.

Venter, Roelof Jacobus January 2013 (has links)
The utilisation of waste process grease (WPG) as feedstock for biodiesel production was investigated in this study. WPG is a lubrication oil used in the metalworking industry and is considered a hazardous waste material. WPG contains vegetable oil and animal fat which are used as base oils in the lubricant formulation. Three different production routes were followed to produce biodiesel using WPG as feedstock. The first production route involved the conventional two-step production process comprising the acid esterification of the free fatty acids, followed by alkaline transesterification. The second production route involved the extraction of free fatty acids in the WPG by means of liquid-liquid extraction and the production of biodiesel from the extracted free fatty acids through acid esterification. The produced biodiesel was purified by means of chromatography. A third process route was the saponification of the WPG using aqueous sodium hydroxide followed by acidulation with hydrochloric acid. The resulting acid oil was purified by means of column chromatography, using a hydrophobic resin as the stationary phase prior to esterification through acid catalysis to produce biodiesel. The crude biodiesel was purified using column chromatography with silica gel as stationary phase. The optimum reaction conditions for the reduction of the free fatty acid content of WPG in route 1 to 0.5% were a methanol to oil ratio of 8:1 and a reaction temperature of 65 °C with a catalyst loading of 4 wt%. Acetonitrile was found to be the most effective extraction solvent for the reduction of sulphur compounds in the free fatty acid feedstock in route 2. A reverse phase chromatographic system with a hydrophobic stationary phase and methanol as the mobile phase was found to be an effective system to reduce the sulphur to below 10 ppm as specified by the SANS 1935 biodiesel standard in route 3. Both the conventional two-step process (route 1) and the liquid-liquid extraction process (route 2) were found not to be suitable for the production of biodiesel from WPG as the sulphur content of the produced biodiesel for routes 1 and 2 was 8 141 ppm and 4 888 ppm, respectively. The sulphur content of the produced biodiesel following route 3 was 9 ppm. The latter approach reduced the sulphur content of the biodiesel to acceptable levels that conform to the SANS 1935 standard to be used in a B10 biodiesel blend. A biodiesel yield of 45%, calculated as the mass of biodiesel produced as a percentage of the total mass of dried WPG used, was achieved with route 3. The biodiesel conformed to most of the specifications in the SANS1935 standard for biodiesel. The presence of a relatively high concentration of saturated fatty acids reflected in the higher cetane number of 74.7, the high cold filter plugging point of +10 and the oxidative stability of > 6 hours. A comparative cost analysis for route 3 indicated that the production cost of biodiesel, compared to the cost of petroleum diesel is marginally higher at the current Brent crude oil price of $102.41 per barrel. The production of biodiesel from WPG will be economically viable once the crude oil price has risen to about $113 per barrel. / Thesis (PhD (Chemical Engineering))--North-West University, Potchefstroom Campus, 2013.
2

Process grease : a possible feedstock for biodiesel production / Roelof Jacobus Venter.

Venter, Roelof Jacobus January 2013 (has links)
The utilisation of waste process grease (WPG) as feedstock for biodiesel production was investigated in this study. WPG is a lubrication oil used in the metalworking industry and is considered a hazardous waste material. WPG contains vegetable oil and animal fat which are used as base oils in the lubricant formulation. Three different production routes were followed to produce biodiesel using WPG as feedstock. The first production route involved the conventional two-step production process comprising the acid esterification of the free fatty acids, followed by alkaline transesterification. The second production route involved the extraction of free fatty acids in the WPG by means of liquid-liquid extraction and the production of biodiesel from the extracted free fatty acids through acid esterification. The produced biodiesel was purified by means of chromatography. A third process route was the saponification of the WPG using aqueous sodium hydroxide followed by acidulation with hydrochloric acid. The resulting acid oil was purified by means of column chromatography, using a hydrophobic resin as the stationary phase prior to esterification through acid catalysis to produce biodiesel. The crude biodiesel was purified using column chromatography with silica gel as stationary phase. The optimum reaction conditions for the reduction of the free fatty acid content of WPG in route 1 to 0.5% were a methanol to oil ratio of 8:1 and a reaction temperature of 65 °C with a catalyst loading of 4 wt%. Acetonitrile was found to be the most effective extraction solvent for the reduction of sulphur compounds in the free fatty acid feedstock in route 2. A reverse phase chromatographic system with a hydrophobic stationary phase and methanol as the mobile phase was found to be an effective system to reduce the sulphur to below 10 ppm as specified by the SANS 1935 biodiesel standard in route 3. Both the conventional two-step process (route 1) and the liquid-liquid extraction process (route 2) were found not to be suitable for the production of biodiesel from WPG as the sulphur content of the produced biodiesel for routes 1 and 2 was 8 141 ppm and 4 888 ppm, respectively. The sulphur content of the produced biodiesel following route 3 was 9 ppm. The latter approach reduced the sulphur content of the biodiesel to acceptable levels that conform to the SANS 1935 standard to be used in a B10 biodiesel blend. A biodiesel yield of 45%, calculated as the mass of biodiesel produced as a percentage of the total mass of dried WPG used, was achieved with route 3. The biodiesel conformed to most of the specifications in the SANS1935 standard for biodiesel. The presence of a relatively high concentration of saturated fatty acids reflected in the higher cetane number of 74.7, the high cold filter plugging point of +10 and the oxidative stability of > 6 hours. A comparative cost analysis for route 3 indicated that the production cost of biodiesel, compared to the cost of petroleum diesel is marginally higher at the current Brent crude oil price of $102.41 per barrel. The production of biodiesel from WPG will be economically viable once the crude oil price has risen to about $113 per barrel. / Thesis (PhD (Chemical Engineering))--North-West University, Potchefstroom Campus, 2013.
3

Recreation provision in lower socio-economic communities in South Africa

Van der Klashorst, Engela 21 September 2010 (has links)
The provision of leisure and recreation has the potential to vitalise and change lower socio-economic communities. The benefits of leisure and recreation participation are, however, absent in the lower socio-economic communities of Danville and Elandspoort, as recreation and leisure activities are not seen as necessary needs that should be provided for the residents. Lower socio-economic status communities tend to suffer as a consequence of the often subliminal assumptions and reactions of well-meaning people. A major barrier to the implementation of recreation programmes in lower socio-economic communities remains the fact that these programmes often fall into the ambit of non-profit organisations, whose first priority does not usually include recreation provision. Second-order cybernetics theory is introduced in this study as a possible alternative approach to recreation provision in lower socio-economic communities. Engaging in a second-order cybernetics approach, the recreation provider can look beyond the feedback patterns utilised by a community to maintain its status quo, and work with and within a community to establish a sustainable recreation programme. Through the use of a second-order cybernetics approach, the residents of a lower socio-economic status community will no longer be regarded as the ‘observed’ participants of a programme that has been designed by an ‘observer’ and ‘expert’ recreation provider, but will, rather, participate in and share the responsibility of designing their own recreation programme for the community. The following three hypotheses were formulated:<ul> <li>Recreation provision in lower socio-economic communities will benefit from a second-order cybernetics approach.</li> <li>Sustainable recreation provision in a lower socio-economic status community will enhance the quality of life of the residents engaging in the activities available within the community.</li> <li>Second-order recreation provision in a lower socio-economic community will create an environment that is likely to be beneficial for social change</li></ul> In order for the hypotheses to be tested, the aims of the study were:<ul> <li>To examine the influence of recreation and leisure opportunities as a means of improving and maintaining social cohesion and quality of life in lower socio-economic status communities.</li> <li>To identify the barriers to providing and maintaining a comprehensive, sustainable recreation programme in a lower socio-economic community.</li> <li>To understand the way in which the residents of Danville and Elandspoort view recreation and recreation provision within the communities.</li> <li>To identify the similarities and differences between the current approach to recreational provision in the lower socio-economic communities of Danville and Elandspoort and a second-order cybernetics approach.</li></ul> Grounded in a qualitative framework, the research methods for the study included a literature review, the use of focus groups and vignette techniques, and observation. The sampling for the focus groups was done by means of convenience sampling. In total, six focus groups, which were segmented by place of attendance, participated. A total of 60 participants were used in the study, excluding the residents to whom the researcher spoke throughout the course of the study, and as part of the observation. It was found that a positive relationship exists between lower socio-economic status and inappropriate recreation programming. Lower socio-economic status communities are excluded from participation by means of several barriers, including factors such as cost of participation, registration fees and transport. An important barrier to recreation participation in the lower socio-economic status communities of Danville and Elandspoort that was identified in the study was the absence of recreation facilities in the communities. Residents confirmed that television and the consumption of alcohol were the main recreation activities in the communities. The responses provided in focus group discussions confirmed the fact that residents felt excluded from society, and that they also assumed that leisure and recreation activities were privileges that were reserved only for the middle and higher socio-economic status communities. Residents within the communities did not only feel excluded from society, but also felt powerless to do something about the situation. In response to the question concerning their perception of quality of life within the communities, participants demonstrated that they felt that recreation programming would be a positive contribution to the communities’ perception of a better quality of life. A second-order approach to recreation provision in the communities of Danville and Elandspoort will assist in facilitating a process of social change within the communities by including residents in the planning and provision of a community recreation programme. In order to utilize the full potential of leisure and recreation provision in the lower socio-economic communities of Danville and Elandspoort, the following aspects are suggested for the undertaking of any further research: <ul> <li>The potential of leisure and recreation provision to facilitate social change in a lower socio-economic community.</li> <li>Real barriers versus perceived barriers to recreation provision and recreation participation in a lower socio-economic community.</li> <li>Second-order cybernetics recreation provision as a community development approach: implementation and evaluation of change and sustainability within the community.</li></ul> AFRIKAANS : Die voorsiening van rekreasie in ‘n lae sosio-ekonomiese status gemeenskap het die inherente vermoë om ‘n positiewe verandering in die gemeenskap te bring. Die voordeel van rekreasie kan egter nie in die lae sosio-ekonomiese status gemeenskappe van Danville en Elandspoort verwesenlik en bydrae tot ‘n hoër persepsie van lewenskwaliteit nie, aangesien rekreasievoorsiening dikwels nie gesien word as ‘n nodige behoefte in die versorging van lae sosio-ekonomiese gemeenskappe nie. Die voorsiening van behoeftes in lae sosio-ekonomiese gemeenskappe val dikwels onder die vaandel van geloofsgroepe (kerke), nie-winsgewende organisasies en vrywilligers wat, alhoewel met goeie bedoelings, dikwels onbewustelik as ‘kenners’ namens die gemeenskap besluite neem. ‘n Tweede-orde kubernetiese benadering tot rekreasievoorsiening word in die studie voorgestel as ‘n moontlike alternatief tot die huidige benadering in lae sosio-ekonomiese status gemeenskappe. Die gebruik van ‘n tweede-orde kubernetiese benadering gee die rekreasievoorsiener die geleentheid om verby die gemeenskap se terugvoer patrone te kyk, en saam met die gemeenskap ‘n volhoubare rekreasieprogram te ontwikkel. ‘n Tweede-orde kubernetiese benadering tot rekreasie voorsiening verander die posisie van die gemeenskapslede van ‘geobserveerde’ deelnemers aan ‘n rekreasie program ontwerp deur ‘n ‘observerende’ rekreasiekundige, na ‘n deelnemende rol in die ontwerp van die rekreasie program vir die gemeenskap. Die volgende drie hipoteses is geformuleer in antwoord op die navorsings probleem: <ul> <li>Rekreasie voorsiening in lae sosio-ekonomiese gemeenskappe sal positief beïnvloed word deur ‘n tweede-orde kubernetiese benadering.</li> <li>‘n Volhoubare rekreasie program en geleenthede vir rekreasie deelname in die lae sosio-ekonomiese gemeenskappe van Danville en Elandspoort sal die gemeenskap se persepsie van lewenskwaliteit verhoog.</li> <li>‘n Rekreasie program met ‘n tweede-orde kubernetiese benadering in ‘n lae sosio-ekonomiese gemeenskap sal bydrae tot ‘n omgewing ontvanklik vir sosiale verandering.</li> </ul> Die doelwitte gestel vanuit die hipoteses is as volg: <ul> <li>Om die invloed van rekreasie en vryetyds-besteding geleenthede op die sosiale samehorigheid en handhawing van ‘n positiewe persepsie van lewenskwaliteit in die lae sosio-ekonomies gemeenskappe van Danville en Elandspoort te ondersoek;</li> <li>Om die struikelblokke tot die aanbied van ‘n volhoubare rekreasieprogram in ‘n lae sosio-ekonomies gemeenskap te identifiseer;</li> <li>Om te verstaan hoe die inwoners van die lae sosio-ekonomiese gemeenskappe van Danville en Elandspoort rekreasie voorsiening in die gemeenskap sien en ervaar;</li> <li>Om ooreenkomste asook verskille tussen die huidige benadering tot rekreasie voorsiening in die gemeenskap, en ‘n moontlike tweede-orde kubernetiese benadering te identifiseer.</li> </ul> Navorsing in die studie is kwalitatief en navorsingsmetodes sluit in ‘n literatuurstudie, fokus groepe, vignette tegniek, informele onderhoud en observasie. Selektering vir die fokus groepe is gedoen deur gerieflikheids-selektering, met indeling volgens die plek van bywoning: twee sopkombuise in Elandspoort, ‘n sopkombuis in Danville en ‘n ma-en-baba sentrum in Danville. ‘n Totaal van sestig deelnemers is gebruik in die studie, uitgesluit die gemeenskapslede met wie die navorser gepraat het deur die verloop van die studie. ‘n Positiewe verhouding is gevind tussen lae sosio-ekonomies status en swak rekreasie voorsiening. Lae sosio-ekonomiese gemeenskappe word uitgesluit deur die bestaan van verskeie struikelblokke tot deelname aan rekreasie, insluitend koste van deelname, registrasiefooie en vervoerprobleme. ‘n Belangrike struikelblok tot deelname aan rekreasie geidentifiseer in die studie is die afwesigheid van rekreasie fasiliteite in die gemeenskap. Inwoners het bevestig dat televisie en verbruik van alkohol die belangrikste vorm van rekreasie in die gemeenskap is. Reaksies van deelnemers aan die fokusgroepe het bevestig dat inwoners uitgesluit voel van die samelewing, en dat die aanname binne die gemeenskap bestaan dat rekreasie en vryetyd-aktiwiteite die voorreg van middel en hoër sosio-ekonomiese status gemeenskappe is. In reaksie op inwoners se lewenskwaliteit is daar deur die deelnemers aangedui dat rekreasie aktiwiteite in die gemeenskap sal bydrae tot ‘n positiewe persepsie van lewenskwaliteit. Om die volle potensiaal van rekreasie voorsiening in die gemeenskap van Danville en Elandspoort tot reg te laat kom, word die volgende aanbevelings gemaak ten opsigte van verdere navorsing: <ul> <li>Die potensiaal van rekreasie en vryetydsbestuur in die fasiliteitering van sosiale verandering in ‘n lae sosio-ekonomiese gemeenskap.</li> <li>Werklike struikelblokke teenoor die ‘persepsie’ van struikelblokke in ‘n lae sosio-ekonomiese gemeenskap.</li> <li>Implementering van ‘n tweede-orde kubernetiese rekreasie program in ‘n lae sosio-ekonomiese status gemeenskap.</li> </ul> / Dissertation (MA)--University of Pretoria, 2010. / Biokinetics, Sport and Leisure Sciences / unrestricted
4

Parodie en pastiche in die (post)modernistiese drama/teater

Van der Westhuizen, Pieter Christoffel 11 1900 (has links)
Text in Afrikaans / The concepts of parody and pastiche are oftell employed by leading theoreticians to offer definitions of the elusive term "Postmodernism". One is led to conclude that parody and pastiche are direct1y linked to Postmodernism. This is especially valid in the case of pastiche. Indeed, it appears, therefore, that the continllous assumption of the appellation "pastiche" in the Postmodernist discourse could reveal its link to Postmodernism and Postmodernity in general. While parody and pastiche are not new phenomena, the question is why, ill our time, these concepts should be so acutely present in the discourse of literary theory - especially in theoretic contributions on Postmodernism and/or Postmodernis! texts. However, an investigation of the studies done on Postmodernist drama/theatre reveals a distinct lack of reflection about the role of parody and pastiche and a disturbing absence of publication on the the subject. This state of affairs reveals a conspicuous delay in terms of theoretical deliberation when compared to other investigat1ve practices, i.e. literary criticism and philosophy. This study, then, is essentially interested in transposing the present emphasis on parody and pastiche found in contemporary literary theory to Postmodernist drama/theatre. The final objective of this study is to explore the impact of the concepts of parody and pastiche on twentieth century drama/theatre and their possible contribution to a better understanding of the elusive term "Postmodemist drama/theatre". / Afrikaans and Theory of Literature / D. Litt. et Phil. (Literature)
5

Parodie en pastiche in die (post)modernistiese drama/teater

Van der Westhuizen, Pieter Christoffel 11 1900 (has links)
Text in Afrikaans / The concepts of parody and pastiche are oftell employed by leading theoreticians to offer definitions of the elusive term "Postmodernism". One is led to conclude that parody and pastiche are direct1y linked to Postmodernism. This is especially valid in the case of pastiche. Indeed, it appears, therefore, that the continllous assumption of the appellation "pastiche" in the Postmodernist discourse could reveal its link to Postmodernism and Postmodernity in general. While parody and pastiche are not new phenomena, the question is why, ill our time, these concepts should be so acutely present in the discourse of literary theory - especially in theoretic contributions on Postmodernism and/or Postmodernis! texts. However, an investigation of the studies done on Postmodernist drama/theatre reveals a distinct lack of reflection about the role of parody and pastiche and a disturbing absence of publication on the the subject. This state of affairs reveals a conspicuous delay in terms of theoretical deliberation when compared to other investigat1ve practices, i.e. literary criticism and philosophy. This study, then, is essentially interested in transposing the present emphasis on parody and pastiche found in contemporary literary theory to Postmodernist drama/theatre. The final objective of this study is to explore the impact of the concepts of parody and pastiche on twentieth century drama/theatre and their possible contribution to a better understanding of the elusive term "Postmodemist drama/theatre". / Afrikaans and Theory of Literature / D. Litt. et Phil. (Literature)
6

A strategic sequential, integrated, sustainable organisation-stakeholder relationship (SISOSR) model for building stakeholder partnerships : a corporate communication perspective

Slabbert, Yolandi 11 1900 (has links)
A dominant focus on organisational stakeholders is currently evident in both the literature and in practice since it is argued that the success of organisations is predominantly dependent on stakeholders’ perception of the organisation. This stakeholder emphasis is evident in the inclusion of a chapter on governing stakeholder relations in the King III report and the development of various stakeholder standards in South Africa, including corporate social investment, corporate governance, corporate citizenship, corporate sustainability and the triple bottom line. Despite the recognition of the importance and necessity of building and maintaining stakeholder relations in the literature, there is a dearth of research on how to actually build these relationships. The aim of this study was to address this shortcoming by proposing a generic, integrated approach to sustainable organisation-stakeholder relationship (OSR) building with strategic stakeholders whereby strategic stakeholder identification, OSR development and OSR maintenance, which are often studied independently, would be integrated in order to constitute a new unified model. This model will promote a sustainable OSR-building process for organisation-stakeholder partnership (OSP) development.The following three building blocks for such a model were proposed: a strategic communication foundation that promotes the integration of specific corporate communication functions that is practised from a two-way symmetrical communication perspective as the basis for effective OSR building; a theoretical foundation, which is an integration of Freeman’s stakeholder concept (1984) from a normative, relational viewpoint, Ferguson’s relational paradigm for public relations (1984) and Ledingham’s (2003) theory of relationship management, encapsulated by Grunig’s (1984) excellence theory, of which the proposed OSR-building model would be a pragmatic representation; and a conceptualisation of the OSR-building model where the actual phases of the OSR-building process would be proposed to provide step-by-step guidance for OSR building. This model promotes a partnership approach with strategic stakeholders, which is based on the proposition of an OSR development continuum, which implies that an OSR could grow in intensity over time, from a foundational OSR, mutually-beneficial OSR, sustainable OSR, to ultimate organisational-stakeholder partnerships (OSPs). This model was built from a corporate communication perspective, and subsequently highlighted the contribution of corporate communication in the organisation as an OSR-building function to ensure organisational effectiveness. This study provided an exploratory literature review to constitute a conceptual framework for OSR-building of which the principles of the framework would be further explored and measured in leading listed South African organisations, by means of a quantitative web-based survey and qualitative one-on-one interviews to compose an OSR-building model that provides guidance on the process of OSR building on the basis of insights from theory and practice. / Ingevolge die argument dat die sukses van organisasies hoofsaaklik afhanklik is van die persepsies wat belangegroepe oor organisasies het, word ‘n dominante fokus tans op organisatoriese belangegroepe in die literatuur en praktyk geplaas. Die fokus op belangegroepe is sigbaar in die insluiting van ‘n hoofstuk oor die bou van belangegroepverhoudings in die King III verslag asook die ontwikkeling van verskeie belangegroepstandaarde in Suid Afrika, wat korporatiewe sosiale verantwoordelikheid, korporatiewe burgerskap, korporatiewe volhoubaarheid en drievoudige eindresultaat insluit. Ten spyte daarvan dat die belangrikheid en noodsaaklikheid van die bou en behoud van belangegroepverhoudings erken word in die literatuur, is daar ‘n tekort aan navorsing oor hoe om die verhoudings te bou. Die studie poog om dié tekortkoming aan te spreek deur middel van ‘n generiese, geϊntegreerde benadering vir volhoubare organisatoriese-belangegroepvershoudings (OBV) met strategiese belangegroepe voor te stel, waar strategiese belangegroep identifikasie, OBV ontwikkeling en OBV instandhouding, aspekte wat dikwels afsonderlik bestudeer word, geintegreer word in ‘n nuwe, verenigde model. Hierdie model sal ’n volhoubare OBV verbouiingsproses voorstel vir die ontwikkeling van organisatoriese-belangegroepvennootskappe. Drie boustene word vir die model voorgestel naamlik; ‘n strategiese kommunkasie fondasie wat die integrasie van spesifieke korporatiewe kommunikasie funksies vanuit ‘n twee-rigting simmetriese kommunikasie perspektief as basis vir die effektiewe bou van OBV insluit; ‘n teoretiese fondasie wat ‘n integrasie van Freeman (1984) se belangegroepkonsep van ‘n normatiewe, verhoudingsstandpunt, Ferguson (1984) se verhoudingsparadigma vir openbare skakelwerk en Ledingham (2003) se verhoudingsbestuursteorie insluit, omhul deur Grunig (1984) se uitnemendheidsteorie, waarvan die voorgestelde OBV model ‘n praktiese voorstelling sal wees; en ‘n konseptualisering van OBV-verbouing wat die fases van die OBV proses sal stipuleer om stap-vir-stap riglyne vir die bou van OBV voor te stel. ‘n Vennootskapsbenadering met strategiese belangegroepe word voorgestel deur die model, wat gebaseer is op die proposisie van ‘n OBV ontwikkelingskontinuum, wat impliseer dat ‘n OBV oor tyd in intensiteit kan groei van ‘n basiese OBV, wedersydse voordelige OBV, volhoubare OBV tot ‘n uiteindelike organisatoriese-belangegroepvennootskap. Die model is gebou uit ‘n korporatiewe kommunikasiestandpunt, wat gevolglik die bydrae van korporatiewe kommunikasie in die organisasie as ’n OBV-verbouingsfunksie om organisatoriese effektiwiteit te verseker, beklemtoon. Die studie bied ‘n verkennende literatuurstudie om ’n konseptuele raamwerk vir OBV-verbouing daar te stel, waarvan die beginsels van die raamwerk verder verken en gemeet is in gelysde Suid-Afrikaanse organisasies deur middel van ‘n kwantitatiewe web-gebaseerde opname en een-tot-een onderhoude om ’n OBV-verbouingsmodel te ontwikkel wat riglyne vir die proses van OBV-verbouing bied, gebaseer op beide teoretiese en praktiese insigte. / Communication Science / D. Litt. et Phil. (Communication)
7

A strategic sequential, integrated, sustainable organisation-stakeholder relationship (SISOSR) model for building stakeholder partnerships : a corporate communication perspective

Slabbert, Yolandi 11 1900 (has links)
A dominant focus on organisational stakeholders is currently evident in both the literature and in practice since it is argued that the success of organisations is predominantly dependent on stakeholders’ perception of the organisation. This stakeholder emphasis is evident in the inclusion of a chapter on governing stakeholder relations in the King III report and the development of various stakeholder standards in South Africa, including corporate social investment, corporate governance, corporate citizenship, corporate sustainability and the triple bottom line. Despite the recognition of the importance and necessity of building and maintaining stakeholder relations in the literature, there is a dearth of research on how to actually build these relationships. The aim of this study was to address this shortcoming by proposing a generic, integrated approach to sustainable organisation-stakeholder relationship (OSR) building with strategic stakeholders whereby strategic stakeholder identification, OSR development and OSR maintenance, which are often studied independently, would be integrated in order to constitute a new unified model. This model will promote a sustainable OSR-building process for organisation-stakeholder partnership (OSP) development.The following three building blocks for such a model were proposed: a strategic communication foundation that promotes the integration of specific corporate communication functions that is practised from a two-way symmetrical communication perspective as the basis for effective OSR building; a theoretical foundation, which is an integration of Freeman’s stakeholder concept (1984) from a normative, relational viewpoint, Ferguson’s relational paradigm for public relations (1984) and Ledingham’s (2003) theory of relationship management, encapsulated by Grunig’s (1984) excellence theory, of which the proposed OSR-building model would be a pragmatic representation; and a conceptualisation of the OSR-building model where the actual phases of the OSR-building process would be proposed to provide step-by-step guidance for OSR building. This model promotes a partnership approach with strategic stakeholders, which is based on the proposition of an OSR development continuum, which implies that an OSR could grow in intensity over time, from a foundational OSR, mutually-beneficial OSR, sustainable OSR, to ultimate organisational-stakeholder partnerships (OSPs). This model was built from a corporate communication perspective, and subsequently highlighted the contribution of corporate communication in the organisation as an OSR-building function to ensure organisational effectiveness. This study provided an exploratory literature review to constitute a conceptual framework for OSR-building of which the principles of the framework would be further explored and measured in leading listed South African organisations, by means of a quantitative web-based survey and qualitative one-on-one interviews to compose an OSR-building model that provides guidance on the process of OSR building on the basis of insights from theory and practice. / Ingevolge die argument dat die sukses van organisasies hoofsaaklik afhanklik is van die persepsies wat belangegroepe oor organisasies het, word ‘n dominante fokus tans op organisatoriese belangegroepe in die literatuur en praktyk geplaas. Die fokus op belangegroepe is sigbaar in die insluiting van ‘n hoofstuk oor die bou van belangegroepverhoudings in die King III verslag asook die ontwikkeling van verskeie belangegroepstandaarde in Suid Afrika, wat korporatiewe sosiale verantwoordelikheid, korporatiewe burgerskap, korporatiewe volhoubaarheid en drievoudige eindresultaat insluit. Ten spyte daarvan dat die belangrikheid en noodsaaklikheid van die bou en behoud van belangegroepverhoudings erken word in die literatuur, is daar ‘n tekort aan navorsing oor hoe om die verhoudings te bou. Die studie poog om dié tekortkoming aan te spreek deur middel van ‘n generiese, geϊntegreerde benadering vir volhoubare organisatoriese-belangegroepvershoudings (OBV) met strategiese belangegroepe voor te stel, waar strategiese belangegroep identifikasie, OBV ontwikkeling en OBV instandhouding, aspekte wat dikwels afsonderlik bestudeer word, geintegreer word in ‘n nuwe, verenigde model. Hierdie model sal ’n volhoubare OBV verbouiingsproses voorstel vir die ontwikkeling van organisatoriese-belangegroepvennootskappe. Drie boustene word vir die model voorgestel naamlik; ‘n strategiese kommunkasie fondasie wat die integrasie van spesifieke korporatiewe kommunikasie funksies vanuit ‘n twee-rigting simmetriese kommunikasie perspektief as basis vir die effektiewe bou van OBV insluit; ‘n teoretiese fondasie wat ‘n integrasie van Freeman (1984) se belangegroepkonsep van ‘n normatiewe, verhoudingsstandpunt, Ferguson (1984) se verhoudingsparadigma vir openbare skakelwerk en Ledingham (2003) se verhoudingsbestuursteorie insluit, omhul deur Grunig (1984) se uitnemendheidsteorie, waarvan die voorgestelde OBV model ‘n praktiese voorstelling sal wees; en ‘n konseptualisering van OBV-verbouing wat die fases van die OBV proses sal stipuleer om stap-vir-stap riglyne vir die bou van OBV voor te stel. ‘n Vennootskapsbenadering met strategiese belangegroepe word voorgestel deur die model, wat gebaseer is op die proposisie van ‘n OBV ontwikkelingskontinuum, wat impliseer dat ‘n OBV oor tyd in intensiteit kan groei van ‘n basiese OBV, wedersydse voordelige OBV, volhoubare OBV tot ‘n uiteindelike organisatoriese-belangegroepvennootskap. Die model is gebou uit ‘n korporatiewe kommunikasiestandpunt, wat gevolglik die bydrae van korporatiewe kommunikasie in die organisasie as ’n OBV-verbouingsfunksie om organisatoriese effektiwiteit te verseker, beklemtoon. Die studie bied ‘n verkennende literatuurstudie om ’n konseptuele raamwerk vir OBV-verbouing daar te stel, waarvan die beginsels van die raamwerk verder verken en gemeet is in gelysde Suid-Afrikaanse organisasies deur middel van ‘n kwantitatiewe web-gebaseerde opname en een-tot-een onderhoude om ’n OBV-verbouingsmodel te ontwikkel wat riglyne vir die proses van OBV-verbouing bied, gebaseer op beide teoretiese en praktiese insigte. / Communication Science / D. Litt. et Phil. (Communication)
8

Emotion structure, emotion meaning and emotion episodes of white Afrikaans–speaking working adults / van der Merwe, A.S.

Van der Merwe, Aletta Sophia January 2011 (has links)
Emotion research is an important research topic, thus making the measurement of emotion in the workplace crucial. In attempting to study, understand and measure the role of emotions in the human condition, various researchers have identified different theoretical models to manage the information they have gathered and the observations they have made. In order to study or scientifically investigate any human behaviour, it is essential that such behaviour can be measured, if not quantitatively, then at least qualitatively. However, what one finds with regard to emotion research and measurement are two–dimensional models. The existing affect has been described with a choice of two dimensions and structures, i.e. circumplex, positive and negative affect, tense and energetic arousal, and eight combinations of pleasantness and activation. These two dimensions and structures measure a person’s experiences and, thereafter, report them. The question is if these two–dimensional emotion models are sufficient to cover the broad and often complex dynamics of emotions. The start of multiple–emotion dimension models were reported by researchers, who identified a three–dimensional structure in the emotion domain that is suggestive of the Evaluation–Potency– Activation (EPA) dimensions in the connotative or affective meaning of words. However, in recent studies the sufficiency of two–dimension models to comprehensively investigate emotions was questioned. The three–dimensional emotion model was replicated in cross–cultural similarity sorting studies by other researchers. The similarity sorting studies also indicate the importance of studying emotions in specific cultural contexts. Studying emotion in different cultures is especially relevant in a country such as South Africa that has a variety of cultures and eleven official languages. Researchers followed an approach that studied the meaning of emotion in different cultural groups in the context of 144 emotion features using a componential emotion theory approach. Researchers argue in the groundbreaking research that was published in Psychological Science that emotion meaning has more than only two dimensions. The approach postulated by researchers was tested in a student population of three language groups, namely Dutch–, Englishand French–speaking students. According to researchers this is an empirical and theoretical method to study the meaning of emotions across cultures. However, apart from studying the meaning of emotions in specific cultural groups, research also attempts to determine the meaning of emotion in the natural contexts in which they occur. The relevant natural contexts for the field of Industrial Psychology are the work contexts. It is therefore also important to investigate the categories of emotion episodes in the work environment. The general goal of this study was therefore a) to investigate the emotion lexicon in the white Afrikaans–speaking working adult language group, b) to determine the cognitive emotion structure of this cultural group, c) to investigate the meaning of emotion as comprehensively as possible (multidimensional models of the meaning of emotion), and d) to determine the meaning and content of emotion episodes in the workplace. Research Article 1 The research was subsequently presented in two independent phases. Firstly, a free listing of emotion terms was compiled, and secondly the emotion terms were prototypically rated by Afrikaans–speaking people in South Africa. Both of these were then used as measuring instruments. A survey was designed to explore the research objectives utilising availability samples in two studies. The participants in the free–listing (N=70) and in the prototypicality (N=70) study consisted of native Afrikaans–speaking employees. The sample consisted of participants from the white ethnic group speaking Afrikaans within the Eastern Cape, Gauteng, Free State, Mpumalanga, North–West and KZN provinces and use was made of an availability sample. After conducting the research, the emotion terms with the highest frequency, as identified during the first study, the free listing task, were to be happy (gelukkig wees), be sad (hartseer wees), love (liefde), anger (kwaad) and hateful (haatlik). The emotion terms with the lowest scores as identified during the free listing were uncomfortable (ongemaklik), painful (seer), be hurt (seergemaak wees), sympathetic (simpatiek) and shout/yell (skreeu). Correspondingly, the five (5) prototypical terms with the highest scores in Afrikaans were nice (lekker), fed–up/had enough (gatvol/“genoeg gehad”), loveable (liefdevol), anger (kwaad) and to be scared (om bang te wees). The five (5) least prototypical terms from the list generated in the free listing task were: unstable (onvas), bashfulness (skugterheid), captivation (geboeidheid), envy (naywer) and delight (opgetoënheid). From the information obtained in this research it was revealed that the emotion terms nice (lekker), fed up/had enough (gatvol/“genoeg gehad”) and loveable (liefdevol) are at this stage unique to the white Afrikaans language group. These terms had not been reported in any previously conducted prototypical studies. The results of this study contribute to a cross–cultural understanding of the emotion concepts within the Afrikaans–speaking language groups in South Africa. Research Article 2 A survey design was used to achieve the research objectives utilising availability samples in a series of one study. The participants of the Similarity study (N=131) consisted of native Afrikaans–speaking employees. The sample consisted of participants from the white ethnicity group speaking Afrikaans within the Eastern Cape, Gauteng, Free State, Mpumalanga, North– West, KZN and Northern Cape provinces and use was made of an availability sample. Results of Multidimensional Scaling revealed a three–dimensional cognitive emotion structure. The first dimension was the evaluation–pleasantness dimension. This dimension evaluates the pleasantness versus the unpleasantness of an emotion. This dimension is characterised by intrinsic appraisals of pleasantness and goal conduciveness and action tendencies of approach versus avoidance. The second dimension that emerged was a power–control dimension. This dimension is characterised by appraisals of control, how powerful or weak a person feels when a particular emotion is experienced. This includes feelings of dominance or submission, the impulse to act or withdraw and changes in speech and parasymphatic symptoms. The third dimension which emerged was an activation–arousal dimension. According to other researchers this arousal dimension is characterised by sympathetic arousal, e.g. rapid heartbeat and readiness for action. This study produced a cognitive emotion structure in a white Afrikaans–speaking working adult population in South Africa. To add value to the field of Industrial Psychology, the threedimension structure (evaluation–pleasantness, power–control and activation–arousal dimension) that was found, is very important and valuable when studying the meaning of emotion and can consequently be used as a reference for other emotion research constructs. If it is accurate as stated in literature, there are three and not only two emotion dimension structures, and researchers are missing out on a bigger picture for not drawing on the experience of emotion sufficiently. Research Article 3 A survey design and an availability sample (N=120) in the Eastern Cape, Free State and Gauteng provinces in South Africa was utilised for this study. The Meaning Grid was translated and backtranslated and adapted for use in Afrikaans. The Cronbach's alpha coefficients were obtained for the emotion terms. According to the results of the Meaning Grid instrument, the following emotion terms were the highest: disgust (afkeur) 0,95; pleasure (plesier) 0,94; stress (stres) 0,92; happiness (blydskap) 0,91; joy (vreugde) 0,91; fear (bang) 0,91; anger (angstig) 0,91 and hate (haat) 0,90. The emotion terms that scored the lowest with the Meaning Grid instrument were compassion (medelye) 0,79; pride (trots) 0,79 and contempt (minagting) 0,74. Out of the 24 emotion terms of the Meaning Grid instrument, 8 terms were above 0,90 and 13 were between 0,80 and 0,89. Only 3 terms were between 0,74 and 0,79 [compassion (medelye), pride (trots) and contempt (minagting)]. A three–factor solution was found which represented four emotion dimensions (evaluation, arousal/unpredictability and power) that were universal to the emotion structures found in European samples. Factor scores of the 24 Meaning Grid emotions indicate a three–factor solution that explained 62,2 % of the total variance. The first factor was labelled evaluation and explained 43,0% of the variance, the second factor was labelled arousal/unpredictability as it was a combination of arousal and unpredictability and explained 11,0% of the variance, and the third factor was labelled power and explained 8,2% of the variance. This study followed an approach that investigated the meaning structure of emotion in the sample group in the context of 144 emotion features using a componential emotion theory approach. Different researchers argued that emotion meaning has more than only two dimensions. A three–dimensional emotion structure was found that was universal to the emotion structures of three language groups in a European sample. Therefore, the meaning of emotions for this sample group is far more complex than the two–dimensional emotion models that are found in literature. According to the componential emotion theory approach, the 144 emotion features are very important building blocks for Industrial Psychology when studying the meaning of emotion. Research Article 4 A survey design was used in this research study. The Episode Meaning Grid was administered and participants reported on the two intense emotion experiences at work (in total 358 episodes). Employees rated their emotion experiences on features based on the componential emotion theory and also described the emotion events in their own words. The participants in the emotion episodes (N=179) study consisted of native white Afrikaans–speaking working adults. The sample consisted of participants from the white ethnicity group speaking Afrikaans within the Eastern Cape, Free State and North–West provinces and use was made of an availability sample. The results indicated a three–dimensional structure (evaluation–pleasantness, activation–arousal and power–control dimension) was identified within a white Afrikaans–speaking working adult language group. The first dimension was an evaluation–pleasantness dimension. The second dimension was an activation–arousal dimension. The third dimension was a power–control dimension. Regarding the reporting of emotion episodes one hundred and ninety seven respondents reported 84 satisfying emotion episodes and 267 less satisfying emotion episodes that took place at work. Nine different categories of episodes for satisfying emotions experienced were mentioned. It consists of behaviour of work colleagues, acts of boss/superior/management, goal achievement, receiving recognition, workplace policy, task recognition, personal incidents, emotion involvement and subordinate behaviour. The three highest categories of satisfying emotions episodes were “Goal Achievement” (N=31), “Receiving Recognition” (N=20) and “Personal Incidents” (N=10). Goal achievement describes situations where job related targets or goals were met, and receiving recognition refers to positive feedback from managers, supervisors and work colleagues on meeting targets. Nineteen different categories of episodes for less satisfying emotion episodes were mentioned. It consists of behaviour of work colleagues, acts of boss/superior/management, lack of goal achievement, lack of receiving recognition, workplace policy, task requirement, personal incidents, emotional involvement, subordinate behaviour, workload, work mistakes, customer behaviour, external environment, lack of control, physical well–being, involvement in disciplinary action, workplace strikes, wellness of colleagues and unfairness in the workplace. In the categories of less satisfying emotions episodes, the three highest were “Behaviour of Work Colleagues” (N=58), “Acts of Boss/Superior/Management” (N=47) and “Task Requirement” (N=33). The first two categories are appraised less satisfying behaviour towards oneself or others by work colleagues, managers, supervisors and customers. In terms of the categories of satisfying and less satisfying emotions episodes, less satisfying emotion episodes outnumbered satisfying emotions episodes by three to one. By making use of a multi–componential emotion model, the results confirm that the four factors of pleasantness, power, arousal, and unpredictability, in that order of importance, are essential to satisfactorily determine the emotion experience and meaning of emotion terms. A threedimensional emotion structure (evaluation, arousal and power) was found after determining the meaning of emotion in the natural contexts in which they occur. The answer to the question if these two–dimensional emotion models, as stated in literature, are sufficient to cover the broad and often complex dynamics of emotion, is certainly no. Recommendations for the organisation and future research were made. / Thesis (Ph.D. (Industrial Psychology))--North-West University, Potchefstroom Campus, 2012.
9

Emotion structure, emotion meaning and emotion episodes of white Afrikaans–speaking working adults / van der Merwe, A.S.

Van der Merwe, Aletta Sophia January 2011 (has links)
Emotion research is an important research topic, thus making the measurement of emotion in the workplace crucial. In attempting to study, understand and measure the role of emotions in the human condition, various researchers have identified different theoretical models to manage the information they have gathered and the observations they have made. In order to study or scientifically investigate any human behaviour, it is essential that such behaviour can be measured, if not quantitatively, then at least qualitatively. However, what one finds with regard to emotion research and measurement are two–dimensional models. The existing affect has been described with a choice of two dimensions and structures, i.e. circumplex, positive and negative affect, tense and energetic arousal, and eight combinations of pleasantness and activation. These two dimensions and structures measure a person’s experiences and, thereafter, report them. The question is if these two–dimensional emotion models are sufficient to cover the broad and often complex dynamics of emotions. The start of multiple–emotion dimension models were reported by researchers, who identified a three–dimensional structure in the emotion domain that is suggestive of the Evaluation–Potency– Activation (EPA) dimensions in the connotative or affective meaning of words. However, in recent studies the sufficiency of two–dimension models to comprehensively investigate emotions was questioned. The three–dimensional emotion model was replicated in cross–cultural similarity sorting studies by other researchers. The similarity sorting studies also indicate the importance of studying emotions in specific cultural contexts. Studying emotion in different cultures is especially relevant in a country such as South Africa that has a variety of cultures and eleven official languages. Researchers followed an approach that studied the meaning of emotion in different cultural groups in the context of 144 emotion features using a componential emotion theory approach. Researchers argue in the groundbreaking research that was published in Psychological Science that emotion meaning has more than only two dimensions. The approach postulated by researchers was tested in a student population of three language groups, namely Dutch–, Englishand French–speaking students. According to researchers this is an empirical and theoretical method to study the meaning of emotions across cultures. However, apart from studying the meaning of emotions in specific cultural groups, research also attempts to determine the meaning of emotion in the natural contexts in which they occur. The relevant natural contexts for the field of Industrial Psychology are the work contexts. It is therefore also important to investigate the categories of emotion episodes in the work environment. The general goal of this study was therefore a) to investigate the emotion lexicon in the white Afrikaans–speaking working adult language group, b) to determine the cognitive emotion structure of this cultural group, c) to investigate the meaning of emotion as comprehensively as possible (multidimensional models of the meaning of emotion), and d) to determine the meaning and content of emotion episodes in the workplace. Research Article 1 The research was subsequently presented in two independent phases. Firstly, a free listing of emotion terms was compiled, and secondly the emotion terms were prototypically rated by Afrikaans–speaking people in South Africa. Both of these were then used as measuring instruments. A survey was designed to explore the research objectives utilising availability samples in two studies. The participants in the free–listing (N=70) and in the prototypicality (N=70) study consisted of native Afrikaans–speaking employees. The sample consisted of participants from the white ethnic group speaking Afrikaans within the Eastern Cape, Gauteng, Free State, Mpumalanga, North–West and KZN provinces and use was made of an availability sample. After conducting the research, the emotion terms with the highest frequency, as identified during the first study, the free listing task, were to be happy (gelukkig wees), be sad (hartseer wees), love (liefde), anger (kwaad) and hateful (haatlik). The emotion terms with the lowest scores as identified during the free listing were uncomfortable (ongemaklik), painful (seer), be hurt (seergemaak wees), sympathetic (simpatiek) and shout/yell (skreeu). Correspondingly, the five (5) prototypical terms with the highest scores in Afrikaans were nice (lekker), fed–up/had enough (gatvol/“genoeg gehad”), loveable (liefdevol), anger (kwaad) and to be scared (om bang te wees). The five (5) least prototypical terms from the list generated in the free listing task were: unstable (onvas), bashfulness (skugterheid), captivation (geboeidheid), envy (naywer) and delight (opgetoënheid). From the information obtained in this research it was revealed that the emotion terms nice (lekker), fed up/had enough (gatvol/“genoeg gehad”) and loveable (liefdevol) are at this stage unique to the white Afrikaans language group. These terms had not been reported in any previously conducted prototypical studies. The results of this study contribute to a cross–cultural understanding of the emotion concepts within the Afrikaans–speaking language groups in South Africa. Research Article 2 A survey design was used to achieve the research objectives utilising availability samples in a series of one study. The participants of the Similarity study (N=131) consisted of native Afrikaans–speaking employees. The sample consisted of participants from the white ethnicity group speaking Afrikaans within the Eastern Cape, Gauteng, Free State, Mpumalanga, North– West, KZN and Northern Cape provinces and use was made of an availability sample. Results of Multidimensional Scaling revealed a three–dimensional cognitive emotion structure. The first dimension was the evaluation–pleasantness dimension. This dimension evaluates the pleasantness versus the unpleasantness of an emotion. This dimension is characterised by intrinsic appraisals of pleasantness and goal conduciveness and action tendencies of approach versus avoidance. The second dimension that emerged was a power–control dimension. This dimension is characterised by appraisals of control, how powerful or weak a person feels when a particular emotion is experienced. This includes feelings of dominance or submission, the impulse to act or withdraw and changes in speech and parasymphatic symptoms. The third dimension which emerged was an activation–arousal dimension. According to other researchers this arousal dimension is characterised by sympathetic arousal, e.g. rapid heartbeat and readiness for action. This study produced a cognitive emotion structure in a white Afrikaans–speaking working adult population in South Africa. To add value to the field of Industrial Psychology, the threedimension structure (evaluation–pleasantness, power–control and activation–arousal dimension) that was found, is very important and valuable when studying the meaning of emotion and can consequently be used as a reference for other emotion research constructs. If it is accurate as stated in literature, there are three and not only two emotion dimension structures, and researchers are missing out on a bigger picture for not drawing on the experience of emotion sufficiently. Research Article 3 A survey design and an availability sample (N=120) in the Eastern Cape, Free State and Gauteng provinces in South Africa was utilised for this study. The Meaning Grid was translated and backtranslated and adapted for use in Afrikaans. The Cronbach's alpha coefficients were obtained for the emotion terms. According to the results of the Meaning Grid instrument, the following emotion terms were the highest: disgust (afkeur) 0,95; pleasure (plesier) 0,94; stress (stres) 0,92; happiness (blydskap) 0,91; joy (vreugde) 0,91; fear (bang) 0,91; anger (angstig) 0,91 and hate (haat) 0,90. The emotion terms that scored the lowest with the Meaning Grid instrument were compassion (medelye) 0,79; pride (trots) 0,79 and contempt (minagting) 0,74. Out of the 24 emotion terms of the Meaning Grid instrument, 8 terms were above 0,90 and 13 were between 0,80 and 0,89. Only 3 terms were between 0,74 and 0,79 [compassion (medelye), pride (trots) and contempt (minagting)]. A three–factor solution was found which represented four emotion dimensions (evaluation, arousal/unpredictability and power) that were universal to the emotion structures found in European samples. Factor scores of the 24 Meaning Grid emotions indicate a three–factor solution that explained 62,2 % of the total variance. The first factor was labelled evaluation and explained 43,0% of the variance, the second factor was labelled arousal/unpredictability as it was a combination of arousal and unpredictability and explained 11,0% of the variance, and the third factor was labelled power and explained 8,2% of the variance. This study followed an approach that investigated the meaning structure of emotion in the sample group in the context of 144 emotion features using a componential emotion theory approach. Different researchers argued that emotion meaning has more than only two dimensions. A three–dimensional emotion structure was found that was universal to the emotion structures of three language groups in a European sample. Therefore, the meaning of emotions for this sample group is far more complex than the two–dimensional emotion models that are found in literature. According to the componential emotion theory approach, the 144 emotion features are very important building blocks for Industrial Psychology when studying the meaning of emotion. Research Article 4 A survey design was used in this research study. The Episode Meaning Grid was administered and participants reported on the two intense emotion experiences at work (in total 358 episodes). Employees rated their emotion experiences on features based on the componential emotion theory and also described the emotion events in their own words. The participants in the emotion episodes (N=179) study consisted of native white Afrikaans–speaking working adults. The sample consisted of participants from the white ethnicity group speaking Afrikaans within the Eastern Cape, Free State and North–West provinces and use was made of an availability sample. The results indicated a three–dimensional structure (evaluation–pleasantness, activation–arousal and power–control dimension) was identified within a white Afrikaans–speaking working adult language group. The first dimension was an evaluation–pleasantness dimension. The second dimension was an activation–arousal dimension. The third dimension was a power–control dimension. Regarding the reporting of emotion episodes one hundred and ninety seven respondents reported 84 satisfying emotion episodes and 267 less satisfying emotion episodes that took place at work. Nine different categories of episodes for satisfying emotions experienced were mentioned. It consists of behaviour of work colleagues, acts of boss/superior/management, goal achievement, receiving recognition, workplace policy, task recognition, personal incidents, emotion involvement and subordinate behaviour. The three highest categories of satisfying emotions episodes were “Goal Achievement” (N=31), “Receiving Recognition” (N=20) and “Personal Incidents” (N=10). Goal achievement describes situations where job related targets or goals were met, and receiving recognition refers to positive feedback from managers, supervisors and work colleagues on meeting targets. Nineteen different categories of episodes for less satisfying emotion episodes were mentioned. It consists of behaviour of work colleagues, acts of boss/superior/management, lack of goal achievement, lack of receiving recognition, workplace policy, task requirement, personal incidents, emotional involvement, subordinate behaviour, workload, work mistakes, customer behaviour, external environment, lack of control, physical well–being, involvement in disciplinary action, workplace strikes, wellness of colleagues and unfairness in the workplace. In the categories of less satisfying emotions episodes, the three highest were “Behaviour of Work Colleagues” (N=58), “Acts of Boss/Superior/Management” (N=47) and “Task Requirement” (N=33). The first two categories are appraised less satisfying behaviour towards oneself or others by work colleagues, managers, supervisors and customers. In terms of the categories of satisfying and less satisfying emotions episodes, less satisfying emotion episodes outnumbered satisfying emotions episodes by three to one. By making use of a multi–componential emotion model, the results confirm that the four factors of pleasantness, power, arousal, and unpredictability, in that order of importance, are essential to satisfactorily determine the emotion experience and meaning of emotion terms. A threedimensional emotion structure (evaluation, arousal and power) was found after determining the meaning of emotion in the natural contexts in which they occur. The answer to the question if these two–dimensional emotion models, as stated in literature, are sufficient to cover the broad and often complex dynamics of emotion, is certainly no. Recommendations for the organisation and future research were made. / Thesis (Ph.D. (Industrial Psychology))--North-West University, Potchefstroom Campus, 2012.

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