Sökning: "Per Fahlén"
Hittade 4 avhandlingar innehållade orden Per Fahlén.
1. Performance tests of air source heat pumps under frosting conditions : quality of results Per Fahlén
Sammanfattning : .... LÄS MER
Sammanfattning : Experience indicates that air-source heat pumps have more operating problems than ground-source heat pumps. One major factor pertains to the effects of frosting and the subsequent need for defrosting. This thesis reviews previous research and practical experience and presents novel experimental facilities to investigate the process of frosting. LÄS MER
Sammanfattning : This is a dissertation on organization in Swedish ice hockey based on four articles. The purpose of the thesis is to contribute knowledge on the direction, management and practice of sport using Swedish elite ice hockey as an example. Knowledge is created by examining four separate but mutually contingent aspects of organizations. LÄS MER
Sammanfattning : The building sector accounts for approximately 40 percent of our energy use. To reach existing environmental targets energy use will have to be reduced in all building types. At the European level, the main legislative instrument for improving the energy efficiency of the building stock is the Energy Performance of Buildings Directive (EPBD). LÄS MER