Sökning: "gröna"
Visar resultat 11 - 15 av 115 avhandlingar innehållade ordet gröna.
11. Cross-Layer Energy-Efficient Mobile Network Design
Sammanfattning : To assure the sustainable development of mobile networks, it is crucial to improve their energy efficiency. This thesis is devoted to the design of energy-efficient mobile networks. A cross-layer design approach is adopted. LÄS MER
12. Design of Cellulose-Based Materials via Sustainable and Scalable Processes
Sammanfattning : Plastic pollution is one of the most pressing environmental issues in today’s world. Addressing this problem calls for the development of environmentally friendly alternatives that would reduce the amount of persistent plastic waste. LÄS MER
13. Is the Swedish Environmental Goods and Services Industry Green? : Product and production perspectives
Sammanfattning : In most business sectors environmental programs focus on direct, production-related environmental impacts. The design and development of products with reduced environmental impact is considered more difficult. The opposite applies in the environmental technology sector. LÄS MER
14. Green roof vegetation and storm water runoff quantity - Effects of plant traits, diversity and life strategies
Sammanfattning : Green roofs have gained recognition and popularity globally for their potential to help mitigate the negative impacts of urbanization such as habitat loss and disruption of the water cycle caused by increased impervious surfaces. However, there is still a need to enhance our understanding of green roof vegetation dynamics and how they affect plant water use and hydrological function under varying environmental conditions. LÄS MER
15. On Active Secondary Suspension in Rail Vehicles to Improve Ride Comfort
Sammanfattning : One way to make rail vehicles a competitive means of transportation is to increase running speed. However, higher speeds usually generate increased forces and accelerations on the vehicle, which have a negative effect on ride comfort. With conventional passive suspension, it may be difficult to maintain acceptable passenger comfort. LÄS MER