Fig. 2From: A simple and effective model for prediction of effective thermal conductivity of vacuum insulation panels a The vacuum degree in open micro cell polyurethane and the pore diameters versus the ETC. in simulation b) The vacuum degree in superfine glass fiber and the fiber diameters versus the ETC. in simulation c) The vacuum degree in nano-grain silica dioxide and the pore diameters versus the ETC. in simulationBack to article page