Electric automobile heat pump air conditioning system driven by variable frequency motor

• Main Authors: ZHANG HONG, PENG FAZHAN, LI LI, HUANG HAISHENG, WEI MINGSHAN
• Format: Patent
• Language: Chinese; English
• Published: 12.11.2014
• Subjects: AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING; BLASTING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; HEATING; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; RANGES; REFRIGERATION MACHINES, PLANTS OR SYSTEMS; REFRIGERATION OR COOLING; VENTILATING; WEAPONS

The invention relates to an electric automobile heat pump air conditioning system driven by a variable frequency motor and belongs to the technical field of air conditionings and vehicles. The electric automobile heat pump air conditioning system disclosed by the invention can simultaneously implement heating and refrigerating functions and can effectively utilize part of heat in the environment in a heating mode; compared with a conventional electric heating mode, the electric automobile heat pump air conditioning system has the characteristics of high energy efficiency, no potential safety hazard and the like; the electric automobile heat pump air conditioning system has a simple structure, is low in cost, is convenient to control in the using process and has is low in energy consumption; and meanwhile, the rotating speeds of the variable frequency motor and a vehicle indoor/outdoor heat exchanger fan can be regulated at any time according to a signal acquired by a vehicle indoor/outdoor temperature sensor,