Essays about: "oil waste"

Showing result 16 - 20 of 105 essays containing the words oil waste.

  1. 16. Material analysis for a rotating inlet valve : Sliding contact in an oil-free super-critical steam environment

    University essay from Karlstads universitet/Institutionen för ingenjörsvetenskap och fysik (from 2013)

    Author : Johan Samuelsson; [2022]
    Keywords : Mechanical carbon; graphite; carbon graphite; zirconia; steam engine; steam; tribology; friction; wear; stellite; nitronic 60; antimony; carbon; Ni-resist cast iron; waste heat recovery; rotating inlet valve; valve; Mekaniskt kol; gafit; ångmotor; ånga; tribologi; friktion; nötning; gjutjärn; roterande inloppsventil; ventil;

    Abstract : In this thesis, the aim is to study possible tribo-materials for a rotating inlet valve and to find a suitable material combination for the contact. The valve is part of a modern oil-free and high temperature steam engine. Systematic material selection together with tribological tests and wear analyses are performed. READ MORE

  3. 17. Coating of yarn with PEDOT-PSS : An examination of optimal manufacturing parameters in a dip coating production line for conductive yarn.

    University essay from Högskolan i Borås/Akademin för textil, teknik och ekonomi

    Author : Sandra Florén; Alma Pettersson; [2022]
    Keywords : PEDOT-PSS; Conductive yarn; dip-coating;

    Abstract : Electrically conductive smart textiles are a very interesting area that could be important for the development of smart textiles. Today, conductive yarns and threads are often produced from coveted metals such as silver, copper and gold. READ MORE

  4. 18. Exploring feedstock supply chain for large scale manufacturing of recycled cellulosic textile fiber : A collaborative business model analysis

    University essay from Uppsala universitet/Institutionen för samhällsbyggnad och industriell teknik

    Author : SM Toufiqur Rahman; [2022]
    Keywords : Post-industrial textile waste; Textile Upcycling; Supply Chain Management; Collaborative Business Model; Feedstock sourcing; Sourcing; recycled cellulosic pulp; large scale textile recycling; chemical recycling of textiles.;

    Abstract : The textile industry is considered one of the most challenging industries when it comes to environmental pollution just after the oil industry. It has a huge impact on water pollution and resource consumption in terms of fiber production. READ MORE

  5. 19. ENVIRONMENTAL RADIOLOGICAL STUDIES OF KVARNTORPSHÖGEN Dose and Radiological Risk Assessments for Humans and Biota

    University essay from

    Author : Felicia Hultqvist; [2021-04-06]
    Keywords : Medical physics; NORM; TENORM; Shale ash; Uranium; Polonium; Radiological risk; Humans; Biota;

    Abstract : Background: The pile Kvarntorpshögen and the lakes Surpölen and Norrtorpssjön are the remains of an industry which mined and processed oil shales to extract oil during World War II. The pile mainly consists of shale ash, a waste from the production, while the lakes are nowadays water-filled mining pits. READ MORE

  6. 20. Framtidens foder inom vattenbruket : påverkan på fisk och miljö

    University essay from SLU/Dept. of Animal Nutrition and Management

    Author : Vilma Johansson; [2021]
    Keywords : andra generationens fodermedel; akvakultur; nutrition; produktion; ersättning; hållbarhet;

    Abstract : Världens akvakulturproduktion har länge förlitat sig på stora mängder av fiskmjöl och fiskolja och på senare år sojamjöl i fiskens foder. Dessa traditionella fodermedel orsakar en stor belastning på marina ekosystem och land-, vatten- och fosforresurser. READ MORE