The invention relates to the field of LNG air conditioners, and particularly provides an LNG vehicle and vessel refrigeration micro-power air conditioning system which comprises an LNG storage tank, the LNG storage tank is used for storing LNG, and a coolant cooling unit is arranged in the LNG storage tank; a main medium heat exchange unit and a coolant heating unit are arranged in the water bath type heat exchanger; the three-medium heat exchanger comprises a shell, a cold storage heat exchanger and a lower heat exchanger, the shell is communicated with a cold storage agent outlet pipeline of the LNG storage tank, a cold storage agent outlet pipeline of the three-medium heat exchanger and a cold storage agent circulating pump, a containing cavity is formed in the shell, a cold storage agent is contained in the containing cavity, and the cold storage heat exchanger and the lower heat exchanger are located in the containing cavity; the air conditioner refrigeration unit comprises a fan coil heat exchange unit and a secondary refrigerant circulating pump, and the fan coil heat exchange unit is communicated with the lower heat exchanger and the secondary refrigerant circulating pump; and the control unit is in control connection with the coolant circulating pump, the secondary refrigerant circulating pump and the fan. The micro-power-driven three-medium heat exchange scheme is adopted, the problem that refrigeration cannot be achieved when a power unit stops is solved, and the function of a parking air conditioner is achieved.
本发明涉及LNG空调领域,具体提供了一种LNG车船制冷微动力空调系统,包括LNG储罐,LNG储罐用于存储LNG,LNG储罐内具有蓄冷剂降温单元;水浴式换热器内具有主介质换热单元和蓄冷剂加热单元;三介质换热器包括壳体、蓄冷换热器和下换热器,壳体连通LNG储罐蓄冷剂出口管路、三介质换热器蓄冷剂出口管路和蓄冷剂循环泵,壳体内具有容腔,容腔内有蓄冷剂,蓄冷换热器和下换热器位于容腔内;空调制冷单元包括风机盘管换热单元和载冷剂循环泵,风机盘管换热单元与下换热器和载冷剂循环泵连通;控制单元与蓄冷剂循环泵、载冷剂循环泵和风机控制连接。本发明采用微动力驱动的三介质换热方案解决了动力单元停机无法制冷的问题,实现了驻车空调的功能。
LNG (Liquefied Natural Gas) vehicle and ship refrigeration micro-power air conditioning system
一种LNG车船制冷微动力空调系统
2021-07-23
Patent
Electronic Resource
Chinese
IPC: | B63J Hilfsanlagen auf Schiffen , AUXILIARIES ON VESSELS / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht |
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