GAF系列矿井轴流风机是近年来引进的新技术产品,这种风机在西欧各国是颇为流行的,其返风机构是联邦德国专为中国采矿业的需要而发展的调节系统。本文通过多台次现场调试实例,介绍了正确掌握操作方法及调试电动机的启动设备,推荐实施GAF风机返风操作的合理程序,并结合实例介绍了该风机的返风性能测定情况。 GAF series of axial flow fan shaft is a new technology introduced in recent years, this fan is very popular in Western European countries, the return mechanism is the Federal Republic of Germany designed specifically for the needs of China’s mining industry regulation system. In this paper, through a number of on-site commissioning examples, this paper introduces the correct operation of the operating method and commissioning of the starter motor equipment, recommended GAF ​​fan back to the wind operation reasonable procedures, combined with examples of the return air performance of the fan was introduced.