韩晓峰 张士路翁锐 赵强

(安徽省江淮汽车股份有限公司,安徽 合肥 230601)

摘要：本文在瑞风S5匹配的PWM冷却风扇的基础上，设计研究了PWM冷却风扇的控制策略。试验表明：依据设计的控制策略，PWM冷却风扇能够根据不同的整车运行的状态准确及时地运行，并且能够保证整车热平衡和空调性能，另外，经济性和NVH性能尤为突出。

关键词：PWM风扇；控制策略；空调

Abstract: PWM cooling fan control logic was designed and researched on the refine S5. Experiments show that: according to the control strategy design, PWM cooling fan according to the vehicle running different state accurately and timely operation, and can ensure the vehicle thermal balance and performance of the air conditioner, in addition, economy and the NVH performance is particularly prominent.

Key words: PWM Fan；control strategy；A/C