Sökning: "waste processing"
Visar resultat 1 - 5 av 126 avhandlingar innehållade orden waste processing.
1. Waste-integrated biorefineries : A path towards efficient utilization of waste
Sammanfattning : Waste-management systems have progressed from landfilling and dumping to waste prevention, recycling and resource recovery. In state-of-the-art waste-management industries, waste is separated into various fractions and treated with suitable processes. LÄS MER
2. Electronic Waste Plastics Characterisation and Recycling by Melt-processing
Sammanfattning : Melt-processing of blended plastics from waste electrical and electronic equipment (WEEE) is a method to facilitate mechanical recycling, and this might improve the recycling conditions and increase the amounts of plastics being recycled. To ensure the quality of melt-blended plastic waste, it is essential to know the composition of the incoming material and then possibly improve the compatibility between the different polymer phases. LÄS MER
3. Logistics Systems for Recycling - Efficient Collection of Household Waste
Sammanfattning : This dissertation investigates collection and recycling of household waste with focus on packaging materials. The purpose is how to describe and explain the d esign of a collection system according to different system environments in orde r to achieve high logistics performance in terms of low cost and high service. LÄS MER
4. Non-destructive assessment of additively manufactured objects using ultrasound
Sammanfattning : Additive manufacturing (AM) enables the manufacturing of complex and tailored products for an unlimited number of applications such as aerospace, healthcare, etc. The technology has received a lot of attention in lightweight applications where it is associated with new design possibilities but also reduced material costs, material waste, and energy consumption. LÄS MER
5. Hydrometallurgical recovery of rare earth elements from flourescent lamp waste fractions
Sammanfattning : Recovery and reuse of materials is important for a circular economy. In recent years the recovery of critical metals from end-of-life products has received increased attention. Various streams, e.g. LÄS MER