return water pipe

英 [rɪˈtɜːn ˈwɔːtə(r) paɪp]

美 [rɪˈtɜːrn ˈwɔːtər paɪp]

网络回水管

The design and lectotype of circulating pump, automatic return water switch valve, expansion tank and atmospheric connection pipe in atmospheric hot water heating boiler room are discussed.
对常压热水供热锅炉房的循环泵、回水自动启闭阀、膨胀水箱、大气连通管的设计选型进行了探讨。
The configuration of supply and return water main and riser in the pipe well of the system is analyzed.
结合实例，分析了系统中管井内供回水干管、管的布置。
This paper analyzes damage reason of electric heat tube of a midget electrically heated boiler by calculation of jet flow of return water pipe. The damage is a fatigue failure that is caused by direct acting of return water on electric heat tube.
通过对回水管的射流计算，分析了小型电热锅炉电热管损坏的原因：电热管的损坏是由于回水直接对电热管作用而引起的疲劳破坏。
The heat-supply system with distributed variable frequency pump is a heat-supply system in which the flow rate is regulated with return-water pressured pump, instead of valve, set at return water pipe on the high-temperature side of heat exchange in substation.
分布式变频泵供热系统是指在热力站换热器一次侧回水管上设置回水加压泵，代替阀门完成流量调节的供热系统。