| 摘要 |
The invention is intended for a closed-circuit heat accumulation system comprising a substantially cylindrical tank arranged vertically, annular channels arranged at various levels on the inner surface of the tank in line with the layers of water to be accumulated and in relation to the temperature of the water available from time to time, water supply and return pipes within the circuit connected from the outside to said tank at the level of each of said annular channels, self-regulating valve means to control the supply and return in the tank, through said pipes and said annular channels, of the water at different temperatures for its stratification, and means for programming the operation of said valve means according to the temperature of the circulating water. |
