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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.
11

Studium vlastností polymery modifikovaných malt využívající pucolánově aktivní materiály / Study of the Properties of Polymer-modified Mortars using Pozzolana Active Admixtures

Pyreňová, Eliška January 2016 (has links)
This diploma thesis is focused on the study of the properties of polymer-modified cementitious mortars which using pozzolanic active materials based on amorphous silica. Explores the possibilities of using the recycled glass as a partial replacement of cement in PMM. Properties of mortars are reviewed in mineralogical and technological point of view. For specification of the results were used the analysis RTG, DTA and REM.
12

Enabling traceability of design rationale using the concept of product family description (PFD)

Poorkiany, Morteza January 2011 (has links)
This thesis work is based on the previous researches in design automation at Sandvik Coromant. The concept of product family description (PFD) has been introduced to the company to improve documentation of knowledge in engineering design process. Current documentation at the company for engineering design covers mostly the design definition part of the knowledge. PFD is constituted by design definition and completed by design rationale. This kind of documentation improves reusing, revising and expanding the knowledge at the company. On the other side, PFD is an input for design programming and a good engineering design description for a product provides more efficiency in design programming. The project is started by a survey for several principles and applications for knowledge modelling. Product variant master (PVM) and Semantic MediaWiki are selected by the results of the survey. To show the concept of PVM, modelling of a test product is done in product model manager (PMM) software. The main part of the project is setting up product family description (PFD) by capturing design rationale for the test product, implementing in Semantic MediaWiki. Since the design rationale is not documented, it was recorded during several meetings with the designer of the test product. The description is completed by including the argumentations about the rules, figures, dimensions and etc. Also in the project has been tried to improve and revise the description to make it more simple and efficient. Another objective of the project is to show Semantic MediaWiki as a candidate application for modelling knowledge at the company. In this step the applicability and functionality of both PFD and Semantic MediaWiki is seen. In the next stage the project findings and company documentation are evaluated. In this step has been tried to show the pros and cons of the project. The emphasis of the evaluation is on PFD and the alternative application. In the end a conclusion of the whole methods and findings of the project comes with discussion with people who were involved in this work.
13

Virtual Planar Motion Mechanism Testing of 8:1 Spheroids

Ball, Eddie H. 23 June 2015 (has links)
PMM testing is a method used to identify the added mass and damping coefficients used in the equations of motion of a vehicle by attempting to decouple the forces on a body due to velocity and acceleration as a result of creating "hydrodynamically pure" velocities and accelerations. This makes it possible to use quasi-steady state models with terms independent of both velocity and acceleration. This paper explores the ability of simple damping models (solely a function of velocity) with added mass terms (solely a function of acceleration) to simulate the heave force of an 8:1 ellipsoid undergoing PMM testing. In order to help explain the complexity of the flow during PMM tests, a flow analysis of the 8:1 spheroid is provided, which discusses the flow topology of spheroids at steady angle of attack, validity of quasi-steady models, and some other basic flow features seen in PMM testing. In this paper, a simple proportionality relationship between a linear and quadratic damping model is revealed. It is also shown that variations in the heave force response during PMM tests are most heavily influenced by viscous effects, especially cross flow separation. Finally, it is shown where these models break down, owing to the increasing nonlinearity of the flow induced by the harsher motions of large amplitude and/or large frequency tests. / Master of Science
14

Project Management Methodologies for Software Development in Startups

Zavazava, Tinashe January 2022 (has links)
Startups indeed play a pivotal role in society as agents of innovation and generators of employment. Despite this, a large proportion of startups fail. As a substantial amount of these temporary project-like companies called startups engage in software development and as application of project management has been correlated with project success, this research exploits a gap in the literature concerned with best practices as it pertains to project management methodologies for software development in startups. Given that a significant number of academic studies have already been conducted in the area of software development practices in startups spanning project management methodologies and software development methodologies, this research applies a strategy of systematic review as along with the application of thematic synthesis is appropriate for ascertaining the current state of knowledge and the search for some consensus. Consequently, this has been deemed to be an appropriate strategy for answering the research question: What are the best practices in applying Project Management Methodologies for software development projects in startups? The scope of the systematic review is the last decade (from 2012 to 2022) and the PRISMA framework has been used to facilitate the identification and screening of records. As a result, 17 studies with varying methods were deemed eligible and of high quality according to the quality assessment guidelines by Garousi et al. The main findings of this study identify three high-order themes for best practices in applying project management methodologies for software development in startups: Agility & Maturity, Empower & Value People, Tool Usage & Support.
15

The development of a hybrid agile project management methodology / Grey, J.

Grey, Johannes January 2011 (has links)
The aim of this study is to investigate whether a combination of agile system development methodologies (ASDMs) and project management methodologies (PMMs) can be used to develop a hybrid APMM that will have the ability to deliver information technology (IT) projects successfully in a constantly changing business and project environment. To achieve this objective, a literature review was conducted on the relatively well–established ASDMs by firstly defining a SDM and an ASDM. Each ASDM and its effectiveness are described, after which ASDMs in general are evaluated by considering their area of application, advantages and disadvantages. A comparison is then done of the seven different ASDMs using the four elements of an SDM (Huisman & Iivari, 2006:32) to emphasise some of the main similarities and differences amongst the different ASDMs. The seven ASDMs investigated in this study are Dynamic System Development Methodology, Scrum, Extreme Programming, Feature Driven Development, Crystal ASDMs ? Crystal Clear and Crystal Orange in particular, Adaptive Software Development and Lean Development. A literature review was also conducted on two structured and relatively well–established PMMs, PMBOK and PRINCE2, and a relatively new PMM called Agile Project Management. Each PMM is evaluated by considering their area of application, advantages, disadvantages and integration with other methodologies, after which a comparison is made of the different PMMs. The research was conducted by following a mixed methods research plan, which included the mixed methods research paradigm (combination of the interpretive research paradigm and the positivistic research paradigm), research methods (design science, case study and survey), quantitative and qualitative data–collection techniques (interviews and questionnaires), and dataanalysis techniques (cross–case and statistical). The reasons that projects fail and critical project success factors were studied and summarised to form the critical project success criteria, which were used to create the agile project success criteria. The ASDM best practice and PMM best practice frameworks were created by identifying whether a certain ASDM or PMM would satisfy a specific agile project success factor (APSF) of the agile project success criteria. The findings of each APSF in the respective frameworks were used as a foundation to develop a hybrid APMM (ver. 0) that would address the agile project success criteria. The hybrid APMM (ver. 0) was developed interpretively using design science (research approach) and constructivism by combining the strengths, addressing the weaknesses and bridging the gaps identified in the frameworks. The hybrid APMM (ver. 0) was then evaluated and improved by conducting an interpretive case study, which entailed interviewing participants from large and small organisations. Once the qualitative data collected had been analysed using cross–case analysis, the findings were incorporated in order to create an improved hybrid APMM (ver. 1). The hybrid APMM (ver. 1) too was evaluated and improved by conducting a survey, which entailed administering questionnaires to various respondents in order to collect quantitative and qualitative data. The findings of the statistical analysis of the data were also used to improve the hybrid APMM (ver. 1), resulting in the final hybrid APMM (ver. 2). This study demonstrates that a combination of ASDMs and PMMs can be used to develop a hybrid APMM with the ability to deliver IT projects in a constantly changing project and business environment. / Thesis (Ph.D. (Computer Science))--North-West University, Potchefstroom Campus, 2012.
16

The development of a hybrid agile project management methodology / Grey, J.

Grey, Johannes January 2011 (has links)
The aim of this study is to investigate whether a combination of agile system development methodologies (ASDMs) and project management methodologies (PMMs) can be used to develop a hybrid APMM that will have the ability to deliver information technology (IT) projects successfully in a constantly changing business and project environment. To achieve this objective, a literature review was conducted on the relatively well–established ASDMs by firstly defining a SDM and an ASDM. Each ASDM and its effectiveness are described, after which ASDMs in general are evaluated by considering their area of application, advantages and disadvantages. A comparison is then done of the seven different ASDMs using the four elements of an SDM (Huisman & Iivari, 2006:32) to emphasise some of the main similarities and differences amongst the different ASDMs. The seven ASDMs investigated in this study are Dynamic System Development Methodology, Scrum, Extreme Programming, Feature Driven Development, Crystal ASDMs ? Crystal Clear and Crystal Orange in particular, Adaptive Software Development and Lean Development. A literature review was also conducted on two structured and relatively well–established PMMs, PMBOK and PRINCE2, and a relatively new PMM called Agile Project Management. Each PMM is evaluated by considering their area of application, advantages, disadvantages and integration with other methodologies, after which a comparison is made of the different PMMs. The research was conducted by following a mixed methods research plan, which included the mixed methods research paradigm (combination of the interpretive research paradigm and the positivistic research paradigm), research methods (design science, case study and survey), quantitative and qualitative data–collection techniques (interviews and questionnaires), and dataanalysis techniques (cross–case and statistical). The reasons that projects fail and critical project success factors were studied and summarised to form the critical project success criteria, which were used to create the agile project success criteria. The ASDM best practice and PMM best practice frameworks were created by identifying whether a certain ASDM or PMM would satisfy a specific agile project success factor (APSF) of the agile project success criteria. The findings of each APSF in the respective frameworks were used as a foundation to develop a hybrid APMM (ver. 0) that would address the agile project success criteria. The hybrid APMM (ver. 0) was developed interpretively using design science (research approach) and constructivism by combining the strengths, addressing the weaknesses and bridging the gaps identified in the frameworks. The hybrid APMM (ver. 0) was then evaluated and improved by conducting an interpretive case study, which entailed interviewing participants from large and small organisations. Once the qualitative data collected had been analysed using cross–case analysis, the findings were incorporated in order to create an improved hybrid APMM (ver. 1). The hybrid APMM (ver. 1) too was evaluated and improved by conducting a survey, which entailed administering questionnaires to various respondents in order to collect quantitative and qualitative data. The findings of the statistical analysis of the data were also used to improve the hybrid APMM (ver. 1), resulting in the final hybrid APMM (ver. 2). This study demonstrates that a combination of ASDMs and PMMs can be used to develop a hybrid APMM with the ability to deliver IT projects in a constantly changing project and business environment. / Thesis (Ph.D. (Computer Science))--North-West University, Potchefstroom Campus, 2012.
17

Análise sobre a formação profissional e experiência dos médicos cooperados do programa mais médicos no Brasil

TAVARES, Roseane Bittencourt 03 April 2018 (has links)
Submitted by Rosana Moreira (rosanapsm@outlook.com) on 2018-12-12T20:50:50Z No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) Dissertacao_AnaliseFormacaoProfissional.pdf: 3081790 bytes, checksum: b45ad8132b4ed44662e0e47734c14f33 (MD5) / Approved for entry into archive by Edisangela Bastos (edisangela@ufpa.br) on 2018-12-13T18:52:13Z (GMT) No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) Dissertacao_AnaliseFormacaoProfissional.pdf: 3081790 bytes, checksum: b45ad8132b4ed44662e0e47734c14f33 (MD5) / Made available in DSpace on 2018-12-13T18:52:14Z (GMT). No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) Dissertacao_AnaliseFormacaoProfissional.pdf: 3081790 bytes, checksum: b45ad8132b4ed44662e0e47734c14f33 (MD5) Previous issue date: 2018-04-03 / FAPESPA - Fundação Amazônia de Amparo a Estudos e Pesquisas / O Programa Mais Médicos (PMM) foi instituído em 2013, em decorrência de diversas pressões sociais, tanto de gestores do Sistema Único de Saúde (SUS), como da população em geral. Um de seus objetivos é garantir o provimento de profissionais médicos em áreas de difícil acesso, para atuar na Atenção Básica (AB), devido à insuficiência desses profissionais no SUS. Porém, nas primeiras chamadas para participação no Programa, houve um boicote de médicos brasileiros. Uma das soluções para a implementação do Programa foi assinar um acordo de cooperação, realizado entre Brasil e Cuba por meio da Organização Pan-americana de Saúde. Assim, milhares de médicos cubanos vieram para o Brasil para atuar no PMM. No entanto, a sua vinda foi muito criticada pelas associações médicas, pois estas afirmavam que os profissionais cubanos não possuíam a formação necessária para atuar no Brasil. Em vista disso, o objetivo deste trabalho é analisar a formação profissional e a experiência prévia dos médicos cooperados participantes do PMM. Para isto foram utilizados dados oriundos da pesquisa multicêntrica “Análise da efetividade da iniciativa Mais Médicos na realização do direito universal à saúde e na consolidação das Redes de Serviços de Saúde”, coordenada pela Universidade de Brasília. A coleta de dados se deu por meio de entrevistas realizadas com os médicos cooperados em todas as regiões do país. Realizou-se a análise de conteúdo dessas entrevistas e, além disso, foi feita a comparação dos currículos de medicina cubano e brasileiro, observando-se suas similaridades e diferenças. A dissertação está escrita na forma de dois artigos e um texto integrador. O primeiro artigo foi publicado na Revista Interface - Comunicação, Saúde, Educação (vol. 21, Supl. I, num. 63, 2017, pp. 1257-1268) e trata sobre os dados nacionais, de como os cooperados compreendem e se integram à AB no país. Já o segundo artigo foi submetido para a edição especial da Revista Pan-americana de Salud Pública, cujo tema é "Atenção Primária à Saúde nas Américas: Quarenta Anos de Alma- Ata" e seu foco está na qualificação dos médicos estrangeiros atuantes no Pará. Como resultados, observou-se que os médicos cubanos possuem formação adequada para a prática médica no país, possuem experiência profissional em outros países, devido a sua premissa de formação internacionalista, todos possuem algum tipo de pós-graduação e, além disso, os currículos médicos de Cuba são, em geral, similares aos do Brasil. Assim, não há motivos para criticar a formação destes profissionais, oriundos de um país reconhecido por sua saúde pública e pela forma como seus profissionais exercem a profissão/prática clínica. Conclui-se que é preciso reconhecer sua competência técnica e aprender com eles, com seu tratamento humanitário, que tem sido aplicado não só a população cubana, mas também para as populações de qualquer parte do mundo onde eles sejam necessários. / The More Doctors Program (Programa Mais Médicos-PMM) was established in 2013 because of social pressures, from the Unified Health System (Sistema Único de Saúde-SUS) and population in general. One of its aims is to ensure the provision of medical professionals to work in Primary Healthcare (Atenção Básica-AB) in difficult access areas, due to the insufficiency of these professionals in the SUS. However, on the first calls for participation, Brazilian doctors boycotted the Program. One of the solutions for its implementation was to sign a cooperation agreement between Brazil and Cuba through the Pan American Health Organization. Thus, thousands of Cuban doctors came to Brazil to work on the PMM. However, these professionals’ arrival was widely criticized by medical associations, which affirmed that they didn’t have the necessary training to practice medicine in Brazil. That said, the objective of this study is to analyze the professional training and previous experience of the cooperated physicians participating in the PMM. To do so, we shared data with the multicentric research “Analysis of the effectiveness of the More Doctors initiative in the realization of the universal right to health and in the consolidation of the Health Services Networks”, coordinated by the University of Brasilia. Data was collected using interviews with the cooperative doctors in every regions of the country. We carried out the interviews content analysis and, in addition, we compared the curricula of Cuban and Brazilian medical schools, observing their similarities and differences. Two articles were written from this research. The first article was published in Revista Interface - Comunicação, Saúde, Educação (vol.21, Supplement I, issue 63, 2017, pp. 1257-1268) and is about how the participants understand and are involved in BA in the country. The second article was submitted to the special edition of the Revista Pan-americana de Salud Pública, which theme is “Primary Health Care in the Americas: Forty Years of Alma-Ata”, and its focus is on the qualification of the foreign physicians working in Para. As a result, we observed that Cuban doctors have adequate training in medical practice, once Cuba's medical curricula are, in general, similar to those of Brazil, they all have some postgraduate degree, and in addition they have medical experiences in other countries, due to the internationalist premise of their medical schools. Thus, there is no reason to criticize the training of these professionals, who come from a country recognized for its public health and the way they practice medicine. It is concluded that it is necessary to recognize their technical competence and learn from their humanitarian practice, which has been applied not only to the Cuban population, but also to populations from everywhere in the world where they are needed.

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