Circuit structure of vehicle-mounted air conditioning system

• Main Authors: SONG WEI, ZHANG LINGLU, CHEN YANMEI, XU YONG
• Format: Patent
• Language: English
• Published: 08.07.2015
• Subjects: AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING; BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; RANGES; VENTILATING; WEAPONS

The utility model discloses a circuit structure of a vehicle-mounted air conditioning system and belongs to the technical field of automobile air conditioners. An air conditioning controller controls an evaporator and a condenser through low-level effective signals, a condenser fan and an evaporator fan are each provided with a filter, a power source wire harness of the condenser fan is sleeved with a common mode choke formed by two magnet rings and provided with an outer layer shielding wire, and a metal shielding device is arranged outside the evaporator fan. By means of the circuit structure of the vehicle-mounted air conditioning system, the vehicle-mounted air conditioning system can have good EMC performance, the conduction disturbance performance and the radiation disturbance performance of the whole vehicle air conditioning system can be effectively improved, and the requirement that a whole vehicle passes the GJB1389A is met.