self-neutralizing valve

The chief products include: Bellows seal globe valve, Free-float steam trap, Pilot pressure reducing valve, Pneumatic control valve, Self-acting temperature-sensing valve, Cyclone separator etc.

目前工厂生产的主导产品有：波纹管密封截止阀、自由浮球疏水阀、先导式减压阀、气动调节阀、自作用式温控阀、汽水分离器等。

Finally, the self-tuning PID is applied into intelligent valve positioner. 4.

最终将自整定PID控制算法应用于智能阀门定位器中。

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

自力式流量平衡阀与自力式压差控制阀

Properties of Temperature Difference Self-power Adjusting Valve Used in Blast Furnace

高炉用温差自力式调节阀的特性

The paper establishes a double-loop control model suitable for three-phase electric regulating valve with large capacity, presents the mathematical model of the velocity generator, which takes increment of valve position as input, and the velocity control strategy for fuzzy parameter self-aligning PID.

本文构建了适用于大流量三相电动调节阀的双闭环控制模型，提出了以阀位增量为输入量的速度发生器的数学模型和模糊参数自整定PID的速度控制策略。

To cope with the incorrectness of the mathematical model for the movement of the self-acting ball valve in the reciprocating pump, we rebuilt the accuracy differential equation group to describe the movement of the ball valve.

针对现有往复泵自动球阀运动规律数学模型存在的问题，修正并重建了描述自动球阀运动规律的精确微分方程组。

Based on the Matlab Simulation Study of Velocity Control by Adjust Flux Thermostatic valve is a new-style self-adjustor of liquid temperature and flux, whose function is to adjust flux of two different liquids when liquids pour into the valve room.

基于Matlab的液压节流调速性能仿真研究温度控制阀（thermostatic valve）是一种新型的自力式流体温度、流量控制调节器。

Efficient and Energy Saving Prcduct& Self force Adjusting Valve

高效、节能的产品&自力式调节阀

Using the RNG k-ε turbulence model and SIMPLE scheme based on unstructured grid system, 2-Dimensions and 3-Dimensions numerical simulations on a special self-reliant-like constant flux air valve was performed.

采用RNG k-ε湍流模型和非结构化网格SIMPLE方法，对自行设计的一种机械自力式恒流量风阀产品模型进行了二维和三维流动的数值分析；

Hydraulic control principle and strucrure of 100 mm self-force automatic control valve

100mm自力式自动灌装阀液控原理与阀体结构