Detailed text transcripts for TV channel - DW - 20180401:21:54:00
Advantage in environmental terms. and there's indeed barely any evidence of the compressed air energy storage above the surface and few intrusions on nature lower down. so we have a five meter concrete plug all that can withstand the pressure in the cabin on the steel door keeps everything hermetically sealed that so the mountain is sealed tight the back of yes we have a continuous water supply from the mountain so no air can escape. the real innovation in the heart of the system is this heat accumulator it raises efficiency from fifty to over seventy percent. as the air is compressed heat is ...