发明名称 Energy collecting system and method of operating the same
摘要 In the air-conditioning system, a primary side to generate heat includes a heat storage and a heat source and produces cool or warm water using an inexpensive commercial power source such as a nighttime power source. A system collaboration unit is disposed between a motor to drive a water pump and a power source. The unit is connected to the motor via a cable. An output from the inverter is connected to the motor via a cable.
申请公布号 US7174735(B2) 申请公布日期 2007.02.13
申请号 US20040764374 申请日期 2004.01.22
申请人 HITACHI, LTD. 发明人 SATOH KOUICHI;YANAGISAWA SEIJI;WATABE SHU;FUJITA YUKIHIRO;SHIMA AKIO;TANAKA YUJI;TAKAHASHI SHINICHI;KUNII HIROSHI
分类号 F25B27/00;F24F5/00;G05D23/00 主分类号 F25B27/00
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