Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 10 of 10 for “"plast"”.
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Mejora del nivel de servicio del proceso productivo de Gamma Plast a través de la implementación de técnicas de Lean Manufacturing
In this research, the analysis of the plastic bag production process of the company Gamma Plast will be presented, which offers tailored products according to the client's needs with the characteristic of being more functional, profitable, and sustainable for the environment. The vision of this …
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Obrábění polymerních materiálů
… rozdíly mezi obráběním kovů a polymerů či plastů. Úvod práce popisuje hlavní mezníky v historii vzniku a používání plastů. Dále se práce zaměřuje na základní rozdělení, bližší definice pojmů a vnitřní strukturu polymerů. Jsou také rozebrány nejpoužívanější technologie obrábění i požadavky …
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Meðhöndlun plastúrgangs í átt að hringrásarhagkerfi
Plast er órjúfanlegur hluti af nútímanum vegna nytsemi þess. Plastframleiðsla heldur áfram að aukast, plastúrgangur safnast upp, hann brotnar niður í smáagnir sem kallast örplast, veldur mengun í náttúru og er ógn við lífríki. Meðhöndlun plastúrgangs er áskorun sem þjóðir heimsins standa fyrir. …
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Pleasures and Powers of Affective Disorientation: Iconoclastic Ambivalence and Polyvalence in the NDW
… indicate the arc of the larger movement: Hans-A-Plast, Ideal and Nena. Through a series of historically situated and theoretically inflected close readings, the project reveals how these bands’ songs incorporate ambiguity in a novel way, specifically as a reparative, representational scheme. …
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The orientation state of semi-dilute rigid fibre suspensions in a linearly contracting channel
… by either (i) Folgar and Tucker (J. Reinforced Plast. Comp. 3 98–119 1984) or (ii) Koch (Phys. Fluids 7(8) 2086–2088 1995). Each of these two closure models for the rotary diffusion coefficient contains an unknown empirical constant that must be determined from experiments. These were fit to …
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Plastic packaging in meal kits: A life-cycle comparison of reusable and single-use packaging
… assessment (LCA) evaluates the impacts of plastic packaging in Icelandic meal kits. It explores whether they can be mitigated through reusable packaging and increased recycling and incineration of plastic. The results suggest that reusable packaging can drastically mitigate the …
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Framleiðsla á olíu og carbon black úr endurnýttu plasti eða hjólbörðum : endurnýting á plasti eða hjólbörðum með pyrolysis tækni
Verkefnið fjallar um endurnýtingu á plasti eða dekkjum með pyrolysis tækni. Skoðað verður hvert framboðið er af plasti og dekkjum til endurnýtingar/endurvinnslu innlendis sem og erlendis ásamt því að farið verður í tæknilega útreikninga á stærð og gerð vélbúnaðar og kostnað þeirra við slíka …
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Structural design of waste-thermoplastic wind turbine blade
… of life, which has led to the testing of thermoplastics to replace thermosets in the composite; thus making recycling possible. Another challenge, waste plastics of which 55% of all plastics produced in 2015 were discarded into the environment. Utilising waste thermoplastics for producing wind …
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Material flow analysis of plastic in Iceland : moving towards a circular economy
This research thesis analyzes the flow of plastic materials in Iceland and highlights changes needed to move the current system towards a more circular economy. A circular economy is an economic system that seeks to use materials to their fullest without needing to send them to a landfill and helps …
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Modifikace konstrukce dílu pro sběrací zařízení lisu na válcové balíky
… kovovýrobu a aditivní technologie – 3D tisk plastu. Modifikované sestavy vždy obsahují principiálně stejné díly jako jsou ocelová trubka se stavěcími otvory, zuby a spony zubů. Závěr práce se zabývá cenotvorbou a tvorbou prototypu, který je tvořen vhodnou koncepcí z daných možností. Tato …