自力式压差控制阀

对ZY47型自力式压差控制阀和ZL47型流量控制阀进行了性能实验，并依据它们的结构特点和工作原理，提出了选型方法。

Performance experiments about ZY47 pressure-difference control valve and ZL47 flux control valve have been done , based on their structure and work principle , presented the method of type selection .

自力式压差控制阀使用的探讨

Application of Self-operated Differential Pressure Controlling Valve

由于分户热计量系统初调节与以往的初调节相比，拥有必要的控制设备&自力式压差控制阀、温控阀、变频水泵。

Since initial adjustment of household heating meter system possess necessary control equipments & self-operated differential pressure controlling valve , temperature control valve and the pump of frequency conversion .

为提高用户的水力稳定性，在立管热力入口处安装自力式压差控制阀，采用定压差控制。

In order to raise the hydraulic stability of the user , we fix self-operated differential pressure controlling valve at tube 's thermodynamic entrance to keep tube 's pressure difference stably .

自力式自压差控制阀在暖通工程中的应用

Application of the self-operated owner pressure difference control valve in the heating and ventilation project

对自力式自身压差控制阀，结合工程实际，指出了这种阀门可能的应用场合及所能够解决的问题。

Combining the engineering fact , pointed out the situation and the problem that self pressure - difference control valve can be applied to or can solved .

自力式流量平衡阀与自力式压差控制阀

The Self-balanced Flow Valve and the Self-operated Differential Pressure Valve

介绍自力式流量控制阀和自力式压差控制阀的结构与工作原理，分析其适用条件和与电动阀、平衡阀的配合使用问题。

Briefly introduces the construction and operating principles of the flow control valve and the pressure difference control valve . Analyzes and sums up their applicable conditions , in which it is concerned that regulating valve is coordinated and used together with electric motor valve or balancing valve .