Apparatus for utilization of temperature difference, i.e. heat or cold loss from underground railway system as renewable energy resource recoverable ls

摘要

present invention relates to the recovery of the temperature difference, ie. The loss of heat or cold, the subway system as a renewable energy source, which consists of heat-exchange apparatus or system exchanger one or more heat pumps, said exchanger or a system of heat exchangers are arranged in the tunnel system, a ventilation duct , shafts and underground chambers or idalsích his intense ventilated prostoráchse system of interconnected subway tunnel, up to another part of the aforementioned one or more heat pumps.