Testing new structures and materials is an everyday challenge to ensure high quality and a low level of maintenance. Mechanical test benches (fatigue, wear, vibrations) based on hydraulic, pneumatic and magnetic actuators are state of the art. Piezoelectric actuators from Cedrat Technologies (CTEC) bring new and impressive possibilities.
UK homes more suitable for heat pumps than expected
Hello Gordoun, you can use a simple empirical formula to estimate COP (my own analysis, unpublished, based on the Building Research Establishment...