以我校学生宿舍空气源热水器的实际运行情况为例,在调查问卷的基础上,对热水器存在的水温不稳定和收费偏高的问题进行了分析,通过理论计算和实际选型对比,指出了问题存在的原因。 Taking the actual operation of air source water heater of dormitory in our school as an example, based on the questionnaire, the problems of water temperature instability and high charges in water heater are analyzed. The theoretical calculation and actual selection and comparison are pointed out. The problem exists.