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Informacinių technologijų panaudojimas UAB "Lintel" darbuotojų kvalifikacijai kelti / Usage of information technologies for qualification raise for workers of joint stock company „Lintel“:Plučiūtė, Ingrida 30 May 2005 (has links)
The main goal of the Master’s theses is to raise joint stock company „Lintel“ workers self-reliance and help them to plan monthly knowledge evaluation. Quick information technologies development becomes the most important reason for requirements chancing to education. Workers must learning all live and raise qualification if they want to survive in work market. Quick chance of information is very important not only for joint stock company „Lintel“. This problem is important for all companies, which work in information sector. Distance learning is the way, which can help to workers learning where they want; when they want and choose a temp how quickly they want to learn information. Workers can learn without going out from the work for a long time. The most important subject in this kind of studies is student. Students in distance learning course can study information, make self-tests and quizzes. The results of quizzes and self-tests allow to workers to know limitation of they profession knowledge’s.
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INTEGRATION OF CONTROL SYSTEMS INTO INTERLOCKING MATERIALSEthan West Guenther (13163403) 28 July 2022 (has links)
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<p>Architectured materials offer engineers more options for choosing materials with their desired properties. Segmenting materials to create topological interlocking materials (TIMs) creates materials, which can deform in greater amounts without failure and absorb more strain energy. Previous research on TIMs has shown that the stiffness and reaction force of these materials can be directly controlled by controlling the boundary forces offered by the frame which constrains these materials.</p>
<p>The research presented in this paper investigated a TIM made into a 1-Dimension beam like structure called a lintel. This research investigated not only the mechanics of this structure, but also developed a method of directly controlling the reaction force at a given displacement using shape memory alloy (SMA) wires. These wires would actuate the boundary pieces used to constrain the system. These actuation wires coupled with force sensors imbedded into the lintel allowed a feedback control loop to be established, which would control the reaction force. The reaction force was then controlled to create a smart structure which could optimize the strain energy absorption under the constraint of a maximum allowable load, similar to cellular solids used in packaging and padding materials.</p>
<p>To develop this smart structure, four separate investigations occurred. The first was finite element analysis (FEA) performed to model the loading response of the lintel. This experiment demonstrated that the Mises Truss Model was effective at modelling the lintel. The second was an experimental validation of the FEA model performed in the first investigation. This experiment validated the Mises Truss Model for the lintel. The third investigation simulated the active lintel using computational software and the model of the lintel established in the first two investigations. This experiment demonstrated computationally the ability of SMA wires to control the reaction force as desired in an idealized case. The fourth and final investigation experimentally validated the ability to create and active lintel and created a functioning prototype. This demonstrated experimentally the ability of the active lintel to control reaction force as desired.</p>
<p>This project has demonstrated the viability to create smart structures using segmented materials, which in the future may be used in a variety of applications including robotics and adaptive structures in harsh environments. </p>
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Vertikalarmering i tegelbalkar ur arbetsmiljöperspektiv / Vertical Reinforcement in Brick Spandrels with Emphasis on Occupational Safety and HealthHansson, Carl, Langvall, John January 2014 (has links)
Statistics of occupational injuries show that bricklayers are among the most exposed, with heavy lifting by far the most common cause of long-term sick leave. Prefabricated brick beams create yet another risk of injuries that can be prevented by auxiliary equipment or alternative solutions. From articles, interviews with masons and from a survey carried out in conjunction with this report, it appears that there are frequently difficulties in the use of available means for lifting and handling. Previous studies on the subject of transverse reinforcement in masonry beams indicate a viable method for bridging large openings in masonry walls. This bachelor thesis delves into whether the idea could be realized in today's brick construction with a view to improving occupational health and safety. Within the project a method, applicable in today's manufacturing of pre-stressed brick beams enabling mounting of vertical reinforcement, was developed and tested.
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ESTUDO DO COMPORTAMENTO MECÂNICO DE VERGAS ARMADAS COM TRELIÇAS PLANAS EM ALVENARIA ESTRUTURAL / ANALYSIS OF MECHANICAL BEHAVIOR OF LINTELS REINFORCED WITH PLANE TRUSS IN STRUCTUTURAL MASONRYRezende, Fabiana Martins de 31 August 2012 (has links)
The main goal of these studies were evaluate the mechanical behavior of
structural masonry lintels built with hollow clay blocks. The compressive strength and
failure mode of lintels under bending were determine using three different types of
lintels: grouted and reinforced lintels made with U section blocks, structural blocks
with horizontal prefabricated bedding joint reinforcements and horizontal and vertical
joint reinforcements with MURFOR® steel reinforcement and stirrups. The test
results indicated that the failures occur by shear strength. The use of lintels with
grout demonstrated high levels of loading resistance, when compared with the others
models. The use of horizontal and vertical reinforcement (MURFOR®), support
higher level of loading, when it was compared with only horizontal joint reinforce. / O presente trabalho trata da análise experimental de vergas em paredes de
alvenaria estrutural, executadas com blocos cerâmicos vazados, cujo objetivo
principal é avaliar o comportamento mecânico e modos de ruptura, após aplicação
de forças concentradas no terço médio do elemento. O programa experimental
consistiu na confecção de vergas grauteadas e com armadura para flexão,
utilizando-se blocos do tipo canaleta em U , e de vergas formadas por blocos
estruturais e juntas de argamassa armadas, mediante o uso de treliças planas tipo
MURFOR® e de estribos. Os resultados dos ensaios indicaram que as rupturas
ocorreram pela ação de força cortante, verificando-se, pelo modo de ruptura,
esmagamento localizado na parte superior de alguns blocos. Os modelos
grauteados resistiram a níveis de cargas aplicadas maiores, comparados aos
demais testados. Os modelos constituídos por blocos e armados nas juntas verticais
e horizontais de argamassa, suportaram intensidades maiores de força que os
modelos reforçados somente nas juntas horizontais, comprovando o aumento na
resistência à força cortante dos elementos testados.
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Obytný dům ERASMUS, Brno / Residential House ERASMUS, BrnoKolibač, Radek January 2014 (has links)
The objective of this thesis was to design and check typical elements of the 5th storey of monolithic reinforced concrete structure of residential building. Horizontal load-bearing structure consists of a continuous slab of six fields with reinforcing ribs, which are located under the building envelope, bidirectional slab simply supported, further staircase beam and lintels in the corridors and loggias. Vertical structures consist of walls and columns.
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Penzion s hipoterapií / Pension with hippotherapyZdražilová, Barbora January 2015 (has links)
The subject of the diplom work was to prepare a detailed project documentation of the penzion with hippotherapy in Veseli nad Moravou. This is a document processing house with two floors and the building stables. The object of the pension are located accommodation rooms, dining room and especially apartment manager. The building is located 12 stables are housed boxes, feed stores and higienické facilities for guests.
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Polyfunkční dům / The polyfunctional houseFiala, Pavel January 2015 (has links)
Subject matterś thesis is elaborate a project documentation for structural permission for a multi-functional building. Object is situated on the outskirts of town Třebíč. The property is slightly sloped to the south side. The basisc are made from contrete strips. The grand plan of the house consists from rectangles. The house is made by a brick technology of a ceramic blocks. The building is roofed with mono-pitched roofs.
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