Uppsatser om plastic

173 uppsatser · sida 1 av 12

Momentbärförmåga för semikompakta ståltvärsnitt av HSQ-balkar

En modell för interpolering mellan eurokodens klass 2 och 3

Masteruppsats · KTH

… Depending on the section class a beams load capacity is either determined by a plastic, elastic or a reduced elastic model. The division between cross-sections calculated by a plastic and an elastic model is today done in a very harsh way with no smooth transition. This leads to …

Täckning av plansilo :

Examensarbete · SLU

… paper I wanted to find out which qualities that are most important in a silo plastic for the covering of the ensilage, and which covering method you should use to minimize the risk for an untight storage. To find these things out I made 48 phone interviews with farmers with a …

Plastfilmsöppningar till Tetra Paks förpackningar

En teknisk introduktion och tidig konceptutveckling

Masteruppsats · KTH

This master thesis is an early concept development project about using plastic films and sheets as materials for shaping openings for Tetra Pak packages. It is also a technical introduction highlighting the areas of importance for the development of plastic film and sheets …

Jämförande kostnadsanalys av retur- och engångsemaballage

Kandidatuppsats · Linköpings universitet

… Christmas. Clas Ohlson’s articles are placed on a pallet and are wrapped into plastic-film for protection and to make sure that nothing will be stolen. In this report Plastic-film is compared to the company Nycopac AB’s product Nyco Sleeve. In Sweden Posten takes care of Clas …

STR?VAN EFTER ETT RENARE HAV OCH EN B?TTRE HAVSMILJ?

Kandidatuppsats · G?teborgs universitet · 2026

… benefits of marine reuse and material recycling of fishery-related plastic waste at the Soten’s marine recycling center (M?VC). The marine environment faces significant challenges due to littering, where abandoned, lost, or otherwise discarded fishing gear constitutes a major …

Automatisk plastlisthanterare

Examensarbete, grundnivå · Linköpings universitet

… a lot, are big and are relatively expensive. Therefore IKEA has developed plastic lists that can replace the europallet in some applications. In this examwork an automatic handling equipment for plastic lists are design from a requirement specification to a finished machine. The …

Sådd av tallfrön med vattenryggsäck

en laboratoriestudie

Examensarbete · SLU

… and H20 + peat), substrate volumes, water volumes, different packaging (plastic film or plastic tubes with a lid) and different levels of gas exchange (0, 2, or 10 holes in the plastic film or in the lid) was studied. The first two experiments included the polymer Ac-Di-Sol® in …

Vattenkemin i Fyrisån under snösmältningen

Kandidatuppsats · Uppsala universitet

… significantly since 2005. The aim of this study was to explore the types of plastics and paints that could be found to contain silver respectively bismuth, and to investigate whether these can be important sources of measured concentrations of silver and bismuth in sludge. The …

Silver och vismut i plaster och färger

Källor till förhöjda halter i slam?

Kandidatuppsats · Linnéuniversitetet

… significantly since 2005. The aim of this study was to explore the types of plastics and paints that could be found to contain silver respectively bismuth, and to investigate whether these can be important sources of measured concentrations of silver and bismuth in sludge. The …

Sekundärnät för lågtempererad fjärrvärme

Kandidatuppsats · Högskolan i Halmstad

… district heating system. Focus areas arepast and present limitations of plastic pipes and on what temperatures may be used when taking intoconsideration the potential for growth of Legionella bacteria in hot water systems.The report's goal is to present a theoretical design of a …

Micro plastics in the oceans and their effect on the marine fauna

Kandidatuppsats · SLU

Small pieces of plastic, termed ”micro plastic” in the oceans derive mainly from degradation of big plastics such as beach littering, but also from sources of direct emission from e.g. beauty scrubbers and synthetic sand-blasting. These micro plastics are ingested by marine …

Förbättrad vakuumtätning mot kabeln under plastextruderingsprocessen

Högskoleuppsats · Karlstads universitet

… a design that provides improved vacuum seal between a lead coating and a plastic coating during plastic extrusion processes of cables. This report is a part of the course MSGC 17 for Bachelor Engineers in mechanical engineering. The work is performed at Nexans Norway AS in …