| 摘要 |
An energy-saving frame of ventilation and air conditioning includes mixing chamber that has valves for intake, exhaust and re-circulation of air, air filter of inflow channel, heat utilizer, air heater and cooler, inflow fan, exhaust fan, air filter of exhaust channel, compressor block of heat pump with armature, this comprises a receiver, 4-way valve, thermo-control valve and filter. In the inflow channel a freon heat exchanger is installed, this is a condenser in the mode of operation of heat pump or evaporator in the mode of cooling. In the exhaust channel after the heat utilizer a Freon heat exchanger is installed, this in the mode of operation of heat pump is an evaporator, and in the mode of cooling is a condenser. |
