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1

King, Robert Scott. "Damage tolerant 3D woven technical textiles in reinforced composites." Thesis, University of Ulster, 2010. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.516537.

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2

Prinsloo, Linda Charlotta. "Raman spectroscopic investigation of radiation damage in carbon implanted diamond." Diss., Pretoria : [s.n.], 2001. http://upetd.up.ac.za/thesis/available/etd-02092006-152019/.

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3

Azeggagh, Nacer. "Damage mechanisms in silicon nitride materials under contact loading." Thesis, Lyon, INSA, 2015. http://www.theses.fr/2015ISAL0075/document.

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Ces travaux de thèse portent sur la détermination des propriétés mécaniques à différentes échelles ainsi que les mécanismes d'endommagement des nitrures de silicium denses ou avec différents taux de porosités. Ces céramiques techniques présentent des propriétés mécaniques forte intéressantes : une faible densité, une dureté élevée, une bonne résistance à la corrosion et un faible coefficient de dilatation thermique. Elles sont notamment utilisées dans la fabrication des billes de roulement pour des applications dans les industries automobiles et aéronautiques. La caractérisation du comportement local sous un chargement de contact est donc un enjeu majeur. Les matériaux étudiés ont été obtenus par frittage flash d'une poudre de Nitrure de Silicium avec différents pourcentages d'oxide d'yttrium comme additif. Le contrôle de la température et de la pression de frittage a permis d'obtenir des matériaux denses avec différentes tailles de grain mais aussi avec une porosité résiduelle variable. La première partie de ce travail consistait à caractériser l'influence des conditions d'élaboration (température, pression, pourcentage d'additif) sur la microstructure (taille des grains, compositions ...) et les propriétés mécaniques à l'échelle macroscopique (module élastique, dureté Vickers, résistance à la flexion ...) des matériaux frittés. Des essais de contact de Hertz ont été ensuite réalisés afin d'identifier les mécanismes d'endommagement. L'utilisation de sphères de différents rayons a mis en évidence un important effet d'échelle : des fissures circonférentielles à échelle macroscopique (mode fragile) et des déformations plastique localisées à l'échelle mesoscopique avec des micro fissures distribuées aléatoirement (mode quasi-ductile). Les tests de nanoindentation permettent de solliciter localement les échantillons pour obtenir les propriétés élastiques des courbes force-déplacement. Des méthodes d'identification inverses permettent aussi d'extraire les paramètres d'écoulement. Le comportement non linéaire des céramiques a été modélisé en utilisant une loi bilinéaire où Sy est la limite d'élasticité et K un paramètre d'écrouissage. Afin d'identifier ces deux paramètres, un modèle éléments finis axisymétrique avec une pointe sphérique déformable a été construit sous Abaqus. Le modèle a été couplé à un module d'identification inverse fondé sur l'algorithme de Levemberg-Marquart pour minimiser l'écart (au sens des moindres carrés) entre les courbes expérimentales et numériques. Les simulations avec le code Isaac développé au sein du laboratoire LaMCoS ont permis de suivre d'évolution de la zone plastique lors d'un chargement de roulement
This work deals with the mechanical properties and damage mechanisms under contact loading of dense and porous silicon nitrides materials. These technical ceramics exhibit a very interesting combination of mechanical properties: low density, high hardness and strength, good corrosion resistance and a low thermal coefficient. They are used in many applications including ball bearings for the automotive and aerospace industries. The characterization of the local behaviour under contact loading is then a crucial issue. Spark plasma sintering technique is used to process silicon nitride ceramics with addition of different amount of yttrium oxide as sintering aid. Controlling the sintering temperature and the applied pressure has permitted to obtain materials with fine, medium and coarse microstructures. In addition, materials with different porosity contents have been obtained. First, we have investigated the influence of processing conditions (temperature, pressure, amount of yttria on the microstructure and mechanical properties at the macroscopic scale (elastic parameters, Vickers hardness, flexural resistance ...). Hertzian contact tests were then performed to identify the damage mechanisms at the surface and subsurface of the sintered materials. The use of indenting spheres of different radii permitted to observe a significant size effect. Brittle mode consisting of surface ring cracks were observed at large scale (macroscopic scale) while localized plastic deformation with microcracks randomly distributed was observed at small scale (mesoscopic scale). Transmission electron microscopy observations of thin foils machined by ion milling were performed to investigate the subsurface damage. Numerical simulations with a code developed internally in LaMCoS laboratory enabled to follow the evolution of the plastic zone under pure rolling conditions. In these simulations, the nonlinear behaviour of ceramics was modelled using a bilinear law where Sy is the yield stress and K a hardening parameter of the ceramic specimen. Instrumented indentation tests were performed using a diamond spherical tip of radius 42 µm. Experimental load versus displacement curves were used as input data for an inverse identification purpose. Levemberg-Marquart algorithm was used to minimize the gap in the least squares sense
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4

Kuncová, Andrea. "Analýza a vyhodnocení dokumentace skutečných poškození vozidel po malých dopravních nehodách." Master's thesis, Vysoké učení technické v Brně. Ústav soudního inženýrství, 2012. http://www.nusl.cz/ntk/nusl-232681.

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Diploma thesis analyzes documentation recieved from city magistrates,insurance companies or directly from police,concerning minor accidents. Documentation consists of a road accident reports,photodocumentation and plans of a real life collision sites,filed by the police and its experts. Analysis of this documentation and its consequent evaluation shows the extend of the damage occuring to an actual vehicles involved in a minor road accidents and what evidence left on site by these collisions. Informations gained from the analysis could be used as a guide when processing an insurance claim.
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5

Girčius, Marijus. "Šilutės r. polderių hidrotechnikos statinių techninės būklės įvertinimas." Master's thesis, Lithuanian Academic Libraries Network (LABT), 2014. http://vddb.library.lt/obj/LT-eLABa-0001:E.02~2014~D_20140617_121908-03235.

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Polderiai labai paplitę hidrotechnikos statiniai Šilutės rajono teritorijoje. Jų paskirtis – užtikrinti teritorijų ir statinių apsaugą nuo patvenkimo bei apsėmimo. Šiame darbe nagrinėjama Alkos, Smalkų vasaros tipo ir Traksėdžių, Kintų, Rugulių žiemos tipo polderių hidrotechnikos statinių būklė. Tyrimų metu buvo nustatyta, kad dėl nešmenų sankaupų sausinamuosiuose grioviuose, jų dugno altitudės pakilusios (nešmenų sluoksnio storis siekia 0,2 – 1,0 m). Pylimų šlaituose (100 m ruože) aptinkami iki 10 graužikų urvų ar jų įgriuvos. Griovių šlaituose ir apsauginėse juostose paplitusios aukštaūgės augmenijos juostos, kurių plotai 100 m ilgio pakrantės ruože siekia 60 m2. Aiškiai matomos griovių šlaitų tvirtinimo gelžbetoninių elementų pažaidos. Tarp deformuotų, paplautų ir pasislinkusių tvirtinimo plokščių susidarę 2 – 11 cm tarpai. Važiuojamųjų pylimų keterose ties pralaidomis dėl įsiurbto grunto susidariusios 0,2 – 0,4 m įdubos. Tenkinant gamtosaugininkų reikalavimus vandens lygis vasaros tipo polderių kanaluose palaikomas nuo 0,5 iki 1,1 m aukštesnis, palyginus su eksploataciniais vandens lygiais, reikalingais sėkmingai ūkinei veiklai vystyti. Atlikta vandens lygių stebėjimo duomenų analizė, aptarti gamtosauginiai ir eksploataciniai vandens lygiai polderiuose. Sugretinus nustatytus duomenis, įvertinti minėtų lygių dydžiai atitinkamo laikotarpio/periodo metu. Remiantis gautais rezultatais, pateiktas realus, konkretus ir teigiamų rezultatų suteiksiantis pasiūlymas, t.y... [toliau žr. visą tekstą]
Polders are very common hydrotechnical structures in Šilutė district. Their purpose is to protect its territories and structures from flooding. This paper examines the condition of the summer-type polder hydrotechnical structures of Alka and Smalkai, as well as the winter-type polder hydrotechnical structures of Traksėdžiai, Kintai and Ruguliai. During the research it was established that the accumulation of sediment in drainage ditches increases their bottom altitudes (the thickness of the sediment layer amounts to 0.2-1,0 m). The slopes of the dykes (in the distance of 100 metres) contains up to 10 inhabited or fallen-in rodent caves. The trench slopes and protective zones are overgrown with tall vegetation, the area of which in 100 m of the bank strip amounts to 60 m2. The damage of the reinforced mounting elements of the ditch slopes is clearly visible. The spaces between deformed, washed and shifted mounting plates are 0.5-11 cm. Slumped ground along the culverts in the carriageway resulted in deeper than 0.2-0.4 m cavities. Meeting the environmental requirements, the water level in the summer-type polder channels maintained is 0.5-1.1 m higher, compared to the operational water levels required for successful agricultural activity. The paper includes a water level monitoring data analysis and a discussion of the environmental and operational water levels in polders. Data comparison allowed to evaluate the values of the above-mentioned levels at relevant... [to full text]
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6

Aquino, Rodrigo Leal de Queiroz Thomaz de. "Efeitos de 22 semanas de treinamento sobre as capacidades motoras, indicadores indiretos de dano muscular e o desempenho em campo: aplicações no futebol." Universidade de São Paulo, 2015. http://www.teses.usp.br/teses/disponiveis/17/17152/tde-05012016-110713/.

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O objetivo da presente dissertação foi verificar os efeitos de 22 semanas de treinamento com ênfase na capacidade técnica-tática sobre o comportamento das capacidades motoras, indicadores indiretos de dano muscular [creatina quinase (CK) e lactato desidrogenase (LDH)] e o desempenho em campo de jovens futebolistas (Capítulos 2 e 3). Além disso, objetivou-se comparar o primeiro com o segundo tempo de um jogo simulado de futebol no que se refere aos padrões de deslocamento e variáveis táticas e; identificar possíveis associações entre a CK e a LDH com os padrões de deslocamento em um jogo simulado (Capítulo 4). Participaram do estudo 20 voluntários (idade 15,1 ± 0,3 anos, estatura 171,5 ± 6,1 cm, massa corporal 60,4 ± 5,5 kg, % gordura 11,5 ± 2.8, pico de velocidade de crescimento 1,42 ± 0,5 anos, VO2máx 48,68 ± 4,67 ml.kg-1.min-1). As capacidades motoras foram acompanhadas por meio dos testes motores: salto vertical e salto horizontal; T-40; Shuttle Run Test e o Running Anaerobic Sprint Test. Para determinação da atividade plasmática das enzimas CK e LDH foram realizadas coletas de sangue venoso (10ml). O desempenho em campo foi verificado por meio de análises cinemáticas bidimensionais dos padrões de deslocamento (distância total, velocidade média, número de sprints, % nas zonas de intensidade) e variáveis táticas (área de ocupação da equipe, espalhamento dos jogadores) em um jogo simulado filmado por duas câmeras captando toda a área do jogo. O desempenho nas partidas da competição alvo foi analisado por meio do aproveitamento de pontos. Todas as avaliações supracitadas foram realizadas em quatro momentos distintos: pré etapa preparatória (T0); pós etapa preparatória (T1); pós etapa competitiva I (T2); pós etapa competitiva II (T3). Para todos os resultados obtidos por meio dos testes motores foram encontradas diferenças significantes (p 0,05) quando comparado os momentos T0 (pré-treinamento) com T3 (pós-treinamento), no sentido de ganho/melhora (Capítulo 2). No desempenho das partidas foi verificado um aproveitamento de 83,33% nos pontos disputados (Capítulo 2). Em relação ao comportamento dos padrões de deslocamento e variáveis táticas ao longo da periodização, foi verificado aumento significante (p 0,05) da intensidade do jogo e do desempenho tático quando comparado o momento T0 com T3. Fato evidenciado devido o aumento das variáveis: porcentagem da distância total percorrida em sprinting, em alta intensidade (AAI), na velocidade máxima, área de ocupação e espalhamento (Capítulo 3). No que refere-se à atividade plasmática da CK e da LDH, observou-se uma redução significante (p 0,05) (Capítulo 3). Em relação ao Capítulo 4, observa-se nos resultados um aumento significante (p 0,05) da distância total, da velocidade média, do número de sprints, AAI e das variáveis táticas no segundo tempo do jogo simulado. Em adição, verificou-se diminuição significante da porcentagem da distância total percorrida em baixa intensidade no segundo tempo. Além disso, verificou-se grande associação entre a porcentagem do delta de alteração da CK e da LDH com os padrões de deslocamento no jogo simulado. Conclui-se no Capítulo 2 um aprimoramento significativo nos índices das capacidades motoras dos futebolistas estudados, além de um expressivo aproveitamento de pontos na competição alvo. No Capítulo 3 sintetiza-se que houve aumento do desempenho em alta intensidade no jogo, no rendimento tático e redução da atividade dos marcadores bioquímicos relacionados ao dano muscular. Em relação ao Capítulo 4 conclui-se que indicadores indiretos de dano muscular possuem grande associação com padrões de deslocamento em jogo realizado em condições de treino por jovens futebolistas
The purpose of the present dissertation was to verify the effects of 22 weeks of training, emphasizing the technical-tactical ability, on the behavior of motor capacities, indirect skeletal muscle damage markers [creatine kinase (CK) and lactate dehydrogenase (LDH)] and field performance of young soccer players (Chapters 2 and 3). Furthermore, it was aimed to compare the first and second halves of a simulated match regarding displacement patterns and tactical variables; and identify potential associations between the CK and LDH with the displacement patterns within the simulated match (Chapter 4). Twenty volunteers accepted to participate in this study (age 15.1 ± 0.3 years; height 171.5 ± 6.1 cm; body weight 60.4 ± 5.5 kg; body fat % 11.5 ± 2.8; peak height velocity 1.42 ± 0.5 years; VO2max 48.68 ± 4.67 ml.kg-1.min-1). The motor capacities were assessed by the motor tests: vertical jump and horizontal hump; adapted T-40; Shuttle Run Test and Running Anaerobic Sprint Test (RAST). To determine CK and LDH plasmatic activity, vein blood samples were collected (10ml). The field performance was assessed by displacement patterns kinematic two-dimensional analysis (total distance; average velocity; number of sprints; % on each intensity zone) e tactical variables (team occupation zone; players field distribution) on a simulated match, recorded by two cameras covering the whole area of the match. The performance on matches within the target competition were analyzed by earned points during the period. All the assessments mentioned were performed in four distinct moments: before preparatory stage (T0); after preparatory stage (T1); after competitive stage I (T2); and after competitive stage II (T3). When comparing moments T0 (before training program) and T3 (after training program), significant differences were found for all results regarding motor tests (p 0.05), in the direction of gain/improvement (Chapter 2). On matches performance, 83.33% of the contested points were achieved (Chapter 2). Regarding the behavior of the displacement patterns and tactical variables over the periodization, it was verified a significant improvement (p 0.05) on games intensity and tactic performance when comparing moments T0 and T3. This fact is proved by an increase of the variables: percentage of sprinting total covered distance, in high intensity, in maximal intensity, occupation and field distribution (Chapter 3). Concerning the plasmatic activity of CK and LDH, it was observed a significant reduction (p 0.05) (Chapter 3). On the Chapter 4, it is noticed on the results an significant improving (p 0.05) of total distance, average velocity, number of sprints, high intensity activities and tactical variables. Additionally, it is possible to verify a significant decreasing of low intensity total distance covered percentage on the second half. Moreover, it can be observed a large association between the percentage of CK and LDH delta variation with the displacement patterns on the simulated match. Through the Chapter 2 evidences, it is possible to conclude a significant enhancement of the motor capacities rates of the studied soccer players, besides an expressive earned points on the target competition. On Chapter 3 it is evident the performance gains during high intensity efforts along the match, on tactical performance and the reduction on biochemical markers for skeletal muscle damage. Yet, by the Chapter 4 outcomes, it is allowed to conclude that indirect skeletal muscle damage markers have large association with displacement patterns during a match performed on training conditions by young soccer players
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Kepplinger, Jessica, Kristian Barlinn, Stanislava Kolieskova, Reza Bavarsad Shahripour, Lars-Peder Pallesen, Wiebke Schrempf, Xina Grählert, et al. "Reversal of the neurological deficit in acute stroke with the signal of efficacy trial of auto-BPAP to limit damage from suspected sleep apnea (Reverse-STEAL): study protocol for a randomized controlled trial." Saechsische Landesbibliothek- Staats- und Universitaetsbibliothek Dresden, 2014. http://nbn-resolving.de/urn:nbn:de:bsz:14-qucosa-127301.

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Background: Although the negative impact of sleep apnea on the clinical course of acute ischemic stroke (AIS) is well known, data regarding non-invasive ventilation in acute patients are scarce. Several studies have shown its tolerability and safety, yet no controlled randomized sequential phase studies exist that aim to establish the efficacy of early non-invasive ventilation in AIS patients. Methods/design: We decided to examine our hypothesis that early non-invasive ventilation with auto-titrating bilevel positive airway pressure (auto-BPAP) positively affects short-term clinical outcomes in AIS patients. We perform a multicenter, prospective, randomized, controlled, third rater- blinded, parallel-group trial. Patients with AIS with proximal arterial obstruction and clinically suspected sleep apnea will be randomized to standard stroke care alone or standard stroke care plus auto-BPAP. Auto-BPAP will be initiated within 24 hours of stroke onset and performed for a maximum of 48 hours during diurnal and nocturnal sleep. Patients will undergo unattended cardiorespiratory polygraphy between days three and five to assess sleep apnea. Our primary endpoint will be any early neurological improvement on the NIHSS at 72 hours from randomization. Safety, tolerability, short-term and three-months functional outcomes will be assessed as secondary endpoints by un-blinded and blinded observers respectively. Discussion: We expect that this study will advance our understanding of how early treatment with non-invasive ventilation can counterbalance, or possibly reverse, the deleterious effects of sleep apnea in the acute phase of ischemic stroke. The study will provide preliminary data to power a subsequent phase III study.
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8

Kepplinger, Jessica, Kristian Barlinn, Stanislava Kolieskova, Reza Bavarsad Shahripour, Lars-Peder Pallesen, Wiebke Schrempf, Xina Grählert, et al. "Reversal of the neurological deficit in acute stroke with the signal of efficacy trial of auto-BPAP to limit damage from suspected sleep apnea (Reverse-STEAL): study protocol for a randomized controlled trial." BioMed Central, 2013. https://tud.qucosa.de/id/qucosa%3A27295.

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Background: Although the negative impact of sleep apnea on the clinical course of acute ischemic stroke (AIS) is well known, data regarding non-invasive ventilation in acute patients are scarce. Several studies have shown its tolerability and safety, yet no controlled randomized sequential phase studies exist that aim to establish the efficacy of early non-invasive ventilation in AIS patients. Methods/design: We decided to examine our hypothesis that early non-invasive ventilation with auto-titrating bilevel positive airway pressure (auto-BPAP) positively affects short-term clinical outcomes in AIS patients. We perform a multicenter, prospective, randomized, controlled, third rater- blinded, parallel-group trial. Patients with AIS with proximal arterial obstruction and clinically suspected sleep apnea will be randomized to standard stroke care alone or standard stroke care plus auto-BPAP. Auto-BPAP will be initiated within 24 hours of stroke onset and performed for a maximum of 48 hours during diurnal and nocturnal sleep. Patients will undergo unattended cardiorespiratory polygraphy between days three and five to assess sleep apnea. Our primary endpoint will be any early neurological improvement on the NIHSS at 72 hours from randomization. Safety, tolerability, short-term and three-months functional outcomes will be assessed as secondary endpoints by un-blinded and blinded observers respectively. Discussion: We expect that this study will advance our understanding of how early treatment with non-invasive ventilation can counterbalance, or possibly reverse, the deleterious effects of sleep apnea in the acute phase of ischemic stroke. The study will provide preliminary data to power a subsequent phase III study.
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9

Prihatmaji, Yulianto Purwono. "Investigation of "Joglo" Structure Damaged by Earthquake and Development of Technical Conservation Method for Damaged Structural Members." Kyoto University, 2013. http://hdl.handle.net/2433/175057.

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Kyoto University (京都大学)
0048
新制・課程博士
博士(農学)
甲第17628号
農博第1990号
新制||農||1010(附属図書館)
学位論文||H25||N4749(農学部図書室)
30394
京都大学大学院農学研究科森林科学専攻
(主査)教授 小松 幸平, 准教授 梅村 研二, 教授 中野 隆人
学位規則第4条第1項該当
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Estivalet, Sandro Delevati. "AVALIAÇÃO DE DANOS AMBIENTAIS: ESTUDO DE CASO EM INDÚSTRIA DE AGROQUÍMICOS." Universidade Federal de Santa Maria, 2004. http://repositorio.ufsm.br/handle/1/8424.

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This work searchs to present and to analyze from data of the research the ambient damages in chemical industry, examining and evaluating the costs and perspective do not incident from the same through otimization technics using tools as Hazop, What-if, Analyze of Risks and Preventive Programs of Security, at last to show all the resources to minimize the risks of environment. The collect of data consists in the investigation, through the job of method system more adquate with the problematic of the research. In this dissertation the method applied was of the research action and was used collection of data was carried through by means of documents analyzes and free observation. The observed impact after the event was that the same could be prevented, if before and during implant of the project of the industrial plant should had better discussion in decision, beside this occurred a great break relationship of the community with the company. The recommendation is to use as lines of direction analyzes environment effective, aiming the best adapt of the enterprise with the economic reality, opting to the preventive attitudes, evaluating all the impacts before any taking of decision. The main prominences in apply of these tools is the prevention and reduction of the risks and accidents, obtention of information that they can subsidize taken of decision managemental, valuation and reduction of the aspects and decurrent environment impacts of the productive process and to get the recognition of external and intern public as environment company responsible.
Este trabalho busca apresentar e analisar a partir de dados da pesquisa os danos ambientais em uma industria química, examinando e avaliando os custos e perspectivar a não incidência do mesmo através de técnicas de otimização utilizando ferramentas como Hazop, What-if, Análise de Riscos e Programas Preventivos de Segurança, enfim mostrar alguns recursos para minimizar os riscos ambientais. A coleta de dados consiste na investigação, através do emprego de métodos mais adequados com a problemática da pesquisa. Nesta dissertação o método aplicado foi o da pesquisa-ação e a coleta de dados empregada foi realizada por meio de análise de documentos e observação livre. O impacto observado após o evento foi que o mesmo poderia ser evitado, se antes e durante implantação do projeto da planta industrial tivesse uma melhor discussão nas decisões, além disso ocorreu uma grande quebra da relação da comunidade com a empresa. A recomendação é utilizar como diretrizes e análise ambiental vigente, visando a melhor adequação do empreendimento com a realidade econômica, optando pelas atitudes preventivas, avaliando todos os impactos antes de qualquer tomada de decisão. Os destaques principais na aplicação dessas ferramentas é a prevenção e redução dos riscos e acidentes, obtenção de informações que possam subsidiar tomadas de decisões gerenciais, avaliação e redução dos aspectos e impactos ambientais decorrentes do processo produtivo e obter o reconhecimento do público interno e externo como empresa ambientalmente responsável.
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Vincíková, Hana. "Tvorba a čerpání rezerv na vypořádání důlních škod v souvislosti s přeložkami síťových staveb z hlediska účetního a daňového." Master's thesis, Vysoká škola ekonomická v Praze, 2015. http://www.nusl.cz/ntk/nusl-205832.

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The thesis deals with some selected problematic areas related to the creation and drawing provisions for mine damages connected with the relocation of utilities in the Hořanský corridor. It describes the specific nature of the activities carried out by mining organizations in relation to the owners of utilities.
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Sammour, Karim. "Les machines de siège romaines : restitution virtuelle, contextualisation et médiation." Thesis, Normandie, 2017. http://www.theses.fr/2017NORMC016/document.

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La présente recherche s'intéresse à la compréhension de quelques aspects particuliers de la poliorcétique romaine et aux moyens de transmettre ces résultats à un public, qu’il soit spécialisé ou non. Nombreuses sont les sources qui n’ont pas été exploitées dans l’historiographie ancienne et récente, qu’il s’agisse de récits, de poèmes, et même de certaines informations présentes dans les textes techniques. L’analyse exhaustive de ces sources anciennes entre le Ier siècle a.C. et le IVe siècle p.C. permet de considérer chaque problématique liée aux machines de siège romaines afin d’en obtenir une compréhension qui soit la plus complète possible. La restitution virtuelle de plusieurs machinae décrites avec précision permet d’obtenir des hypothèses expérimentales des principaux engins de siège et d’en déduire des corollaires sur les plans physiques, logistiques et stratégiques. La prise en compte du contexte de fonctionnement des machines s’inscrit dans une approche globale, méthode inhérente à l’Histoire des techniques. Cette méthodologie scientifique contribue à un développement parallèle des solutions de médiation scientifique permettant à tous d’accéder et de réfléchir aux problématiques abordées
This research focuses on some particular aspects of Roman Siege Warfare and on solutions to transmit these results to an expert or non-expert public. There are many unstudied historical sources in the ancient and recent historiography, either narrative sources, poems or even some details from technical texts. An exhaustive analysis of those sources, dated between the first century BC to the fourth century AD, allows us to consider each problematic related to Roman siege machines in order to acquire an understanding as complete as possible. The virtual restitution of several well described machinae allows us to formulate experimental hypotheses of the main siege engines and to infer physical, logistical and strategic corollaries. By taking into account the operating context of the machines, we subscribe to an overall approach, the specific method of Technical history. This scientific methodology enables a parallel reflection about scientific mediation solutions, allowing everyone to access and give thought to the developed problematic
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Lin, Wen-Hwan, and 林文環. "The Research Regarding the Amendment of Outer Wall Roller Shutter’s Damages Caused by Typhoons---Technical Fab as Example." Thesis, 2007. http://ndltd.ncl.edu.tw/handle/91906468330355219444.

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碩士
國立交通大學
工學院碩士在職專班營建技術與管理組
95
Typhoon is the most serious natural disaster that threatens Taiwan. During the period from January to October, 2005, three typhoons pounded Taichung, which resulted in serlous damages on outer wall roller shutter of one of the largest scale technical fab of in Central Taiwan Science Park. Production equipments are therefore in great risk. In order to study how to improve the performance of the roller shuttle’s to resistance to typhoon, we collect data of damages of the outer wall roller shuttle ruined by typhoons. Statistical data together with structure failure report are then analyzed, and ways of improvement will be proposed. Further approach is based on theoretical analysis of the roller shutter. Both wind pressure stress analysis and improvement techniques are studied. Starting from the survey of commonly used roller shutter, we compare the thickness, material, and size, and detail components of different brands, and finally propose resolutions for the roller shuttle to withstand and resist the wind pressure of typhoon. The future study will be focused on pursuing a permanent resolution for the roller shutter, which is, namely, the “automatic backbone” research and development for protection from typhoon. Automatic backbone is the most economic and effective way of improving the performance which provide best protection from typhoon impact. The present study has completed the first product testing and review, and has proposed the “best” solution for the outer wall roller shutter of technical fab.
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14

Fané, Mountaga. "Responsabilité civile en cas de diffamation sur Internet : étude comparative entre les systèmes québécois et français." Thèse, 2019. http://hdl.handle.net/1866/22784.

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15

KŘÍŽEK, Luboš. "Změna přístupu k zajištění požární ochrany na Jaderné elektrárně Temelín po havárii na jaderné elektrárně Fukušima." Master's thesis, 2016. http://www.nusl.cz/ntk/nusl-253474.

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Abstract:
The theme of the dissertation is a change in an approach to securing fire protection in the Temelín Nuclear Power Plant after the accident in the Fukushima Nuclear Power Plant. The theoretical part is an introduction to fire protection. It especially points out the statutory obligations applicable for both the public and the private sector, which are transferred to the companys fire rescue corps too. At the same time, fire protection is interconnected with legislation and specified in greater detail in EU countries. The theoretical part describes the process of building a uniform information system, safety-related issues and prevention of dangerous situations. The theoretical part summarizes the history of the nuclear energy industry, from the discovery of the disintegration of the uranium nucleus in 1938 and the first controlled reaction of uranium liberation by splitting a nucleus in 1942, when, at the same time, the first reactor was built. Unfortunately, this discovery did not only familiarize mankind with positive aspects associated with a controlled reaction, but it also showed the dark side of nuclear energy in the form of atomic bombs used mainly in the course of the World War II. After the World War II, civil defence organizations were gradually founded in the world. The main goal of all these organizations was to prevent nuclear weapons, nuclear power plants and nuclear fuel from being spread. At the present time there are three strong international organizations dealing with nuclear fission. Despite all the efforts to build a system of radiation protection, environmental protection and impacts on living organisms were not elaborated fully. First, passive attitudes aimed at protective equipment were the central theme, and these passive attitudes have been reflecting in an active approach to environmental protection in the past few years, the goal being to eliminate phenomena giving rise to threats to the environment and life as such. The actual history of nuclear power plants is very complex and complicated. The principle of all these power plants, no matter what type of reactor their operation is based on, is always nuclear fission the trouble is that in this case any wrong handling or storage has immense consequences for the whole world's population. The development of the nuclear energy industry in the Czech Republic was slow, which was caused by the occupation of the Jáchymov uranium mines by the Soviet Army after the World War II. Based on an agreement with Czechoslovakia, the Soviet Army exported the uranium extracted to the Soviet Union and left just 10% of it in the territory of Czechoslovakia. At that time, nuclear power plants began to be built in Czechoslovakia, such as the Jaslovské Bohunice Nuclear Power Plant, Dukovany Nuclear Power Plant and the Temelín Nuclear Power Plant as the last one, whose construction was started in times of Czechoslovakia, but which was completed and put into operation in times of the existence of the Czech Republic. The research is focused on emergency events which were the cause of the accident in the Fukushima Nuclear Power Plant. Based on an FMEA (failure mode and effects analysis), the issues related to the activities of the company's fire rescue corps were specified. Another analysis is focused on the evaluation of outside and inside factors and evaluation of strengths, weaknesses, opportunities and threats to the company's fire rescue corps. Utilizing an FMEA, possible risks and failures are detected. The goal of this analysis is to eliminate risks and increase safety. The result is objective evaluation and increase in safety within the Temelín Nuclear Power Plant. A considerable negative aspect of this analysis is that it is very time consuming and varies in time due to the changeability of the factors monitored. The result of all the work is the evaluation of the existing state of the company's fire rescue corps through a SWOT analysiS.
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