Ulf Jarfelt

Showing 15 publications

2006

PET and PUR foam insulated District Heating Pipes

Sara Mangs, Olle Jerker Ramnäs, Camilla Persson et al
Euroheat and Power/Fernwarme International. Vol. 3 (1), p. 26-31
Magazine article
2006

Thermal conductivity of polyurethane foam - Best performance

Ulf Jarfelt, Olle Jerker Ramnäs
10th International Symposium on District Heating and Cooling
Paper in proceedings
2006

Insulating performance of flexible pipes

Camilla Persson, Ulf Jarfelt, Olle Jerker Ramnäs et al
10th International Symposium on District Heating and Cooling
Journal article
2005

Mass transport of cell gases in carbon dioxide blown PET (polyethylene terephthtalate) foam insulation

Sara Mangs, Olle Jerker Ramnäs, Ulf Jarfelt
Cellular Polymers. Vol. 24, p. 115-126
Journal article
2004

PET (polyethylene terephthtalate) foam as insulation material for district heating pipes

Sara Mangs, Olle Jerker Ramnäs, Ulf Jarfelt
Proceedings of The 9th International Symposium on District Heating and Cooling, Espoo Finland, August 30-31, 2004
Paper in proceedings
2002

Transport of 1,1,1,3,3-pentafluorobutane (HFC-365mfc) in rigid polyurethane foam and polyethylene

Sara Mangs, Morgan Fröling, Olle Jerker Ramnäs et al
Cellular Polymers. Vol. 21, p. 155-164
Journal article
2002

Environmental aspects on heat losses from district heating pipes – a comparison between single and twin pipes

Morgan Fröling, Sara Mangs, Olle Jerker Ramnäs et al
8th International Symposium on District Heating and Cooling, August 14-16, 2002, Trondheim, Norway
Conference contribution
2002

Fuktdiffusion i plaströrssystem

Bergström Gunnar, Stefan Forsaeus Nilsson, Ulf Jarfelt et al
Report
2002

Diffusion of cyclopentane in polyurethane foam at different temperatures and implications for district heating pipes

Maria E. Olsson, Ulf Jarfelt, Morgan Fröling et al
Journal of Cellular plastics. Vol. 38, p. 177-188
Journal article
2002

Comparison of Long-Term Thermal Performance of Polyurethane Foam Blown with HFC-365mfc and Cyclopentane

Ulf Jarfelt, Camilla Holmgren, Stefan Forsaeus Nilsson et al
Polyurethanes Conference 2002
Conference poster
2001

The polyethylene casing as diffusion barrier for polyurethane insulated district heating pipes

Morgan Fröling, Olle Jerker Ramnäs, Maria Olsson et al
Cellular Polymers. Vol. 20 (1), p. 37-47
Journal article
1999

Carbon Dioxide Diffusion in District Heating Pipes

Magdalena Svanström, Morgan Fröling, Olle Jerker Ramnäs et al
Cellular Polymers. Vol. 18, p. 103-115
Journal article
1999

Insulation of district heating pipes - Environmental aspects of the blowing agent of polyurethane foam.

Morgan Fröling, Ulf Jarfelt, Olle Jerker Ramnäs
7th International Symposium on District Heating and Cooling, May 18-20, 1999, Lund, Sweden
Conference contribution
1997

Mass transfer of carbon dioxide through the polyethylene casing of district heating pipes

Magdalena Svanström, Olle Jerker Ramnäs, Maria E. Olsson et al
Journal of Thermal Insulation and Building Envelopes. Vol. 21, p. 171-184
Journal article
1997

Determination of effective diffusion coefficients in rigid polyurethane foam

Magdalena Svanström, Olle Jerker Ramnäs, Maria Olsson et al
Cellular Polymers. Vol. 16, p. 182-193
Journal article

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