PHCV Power Heat Control Valve

Now, when the engine is started, the hot exhaust gases are deflected by the closed heat-control valve.

现在当发动机起动时，关闭的热控制阀引导热废气。

This device, called the manifold heat-control valve, is built into the exhaust and intake manifold.

这种装置称为“歧管热控制阀”，它拼装在排气与进气歧管中。

exhaust manifold heat control valve

排气歧管热量控制阀

pressure-gradient control valve

压差控制阀（优先阀）

pressure controlled valve

压力调节阀压力控制阀

Reform of Combined Heat and Power Unit Steam Turbine Valve Control Systems

热电联产机组汽轮机阀门控制系统改造

Study on Differential Pressure Controller and Charging of Heat Metering of House Building;

住宅建筑计量供热自力式差压控制阀及热计费问题的研究

Study on Application of R417A and the Control Performance of Electronic Expansion Valve in the Air Source Heat Pump Water Heater

空气源热泵热水器中R417A的应用及电子膨胀阀控制特性研究

EXPERIMENTAL RESEARCH ON CONTROL METHODS OF ELECTRONIC EXPANSION VALVE IN HEAT PUMP WATER HEATER SYSTEM

电子膨胀阀在空气源热泵热水器中的控制方法研究

The rundown of Stripper bottom product is by level control acting on the Fractionator furnace pass control valves.

汽提塔底产品的排出由液位控制，该液位控制调控分馏塔加热炉通道控制阀。

The check valve seats shall be of molded thermoplastic construction.

止回阀阀座应该是模制热塑塑料结构。

Design of Automatic Feed Copper Furnace and Research on It's Control System;

自动送料式铜阀红冲加热炉设计及控制系统研究

Design of the Heater before Forging and Research on Its Temperature Control System;

铜阀锻前加热系统的设计及其温度控制系统的研究

Mathematical Modeling and Simulation of EEV's PID Control System in Direct-expansion Solar Assisted Heat Pump

直膨式太阳能辅助热泵电子膨胀阀控制系统数学建模与仿真

Control valves and valve general, the executing agency.

控制阀一般由执行机构和阀门组成。

subsurface controlled subsurface safety valve

井下控制井下安全阀

surface controlled subsurface safety valve

地面控制井下安全阀

cam throttle control

节流阀凸轮控制机构