随着经济的发展和人们生活质量的提高,环境污染问题、能源紧张问题和食品安全问题越来越引起世界各国人民的关注。制冷空调行业发展的趋势是节能、环保和安全。对于我们国家而言,主要任务是节约能源,因此提高空调的制冷效果,对于节约能源具有重要的意义。本文就空调制冷系统的节能问题进行实践探索。 With the development of economy and improvement of people’s quality of life, environmental pollution problems, energy shortage problems and food safety problems have drawn more and more people’s attention from all over the world. Refrigeration and air conditioning industry trends are energy saving, environmental protection and safety. For our country, the main task is to save energy, so improving the cooling effect of air conditioning is of great significance for saving energy. In this paper, the energy-saving refrigeration system of air conditioning practice to explore.