我国的风机、水泵现有量超过2000万台,其年耗电量约占全国发电量的30%～40%。它在我国国民经济生产各部门运行中的突出特点是量大、面广、耗电多、效率低、节电潜力大,因此,在风机、水泵上实行节电措施的改造和经济运行,是一项艰巨而又紧迫的任务。国务院把风 China has more than 20 million fans and pumps, and its annual power consumption accounts for about 30% to 40% of the country’s electricity generation. Its outstanding features in the operation of various sectors of China’s national economy production are large volume, wide area, high power consumption, low efficiency, and large potential for saving electricity. Therefore, the implementation of energy-saving measures and economic operation on fans and pumps is A difficult and urgent task. State Department puts the wind