空调、采暖等系统的排污问题始终是设计。施工、使用过程中难以完善解决的问题，通常使用的排污装置一般均需在设备停止运行后才能实施，操作复杂且影响系统的连续运行，笔者推荐一种快速排污的简易方法。管道系统中产生污垢的原因主要有以下几个方面：①水源带入的泥沙；②施? Air conditioning, heating systems such as the sewage problem is always design. Construction, the use of the process is difficult to improve the solution to the problem, the commonly used sewage disposal devices are generally required to stop the operation of the equipment can be implemented, the operation is complex and affect the continuous operation of the system, I recommend a simple method of fast sewage. The main causes of dirt in the pipe system are the following aspects: ① the sediment into the water; ② Shi?