压力控制回路

压力控制回路通过前馈和反馈专家控制器，使混合煤气压力跟踪给定值。

The pressure control loop makes the pressure of the mixed gas track its set value through feed forward and feedback expert controller .

同时，为了控制炉温的稳定及煤气的充分合理燃烧，必须保持煤气量和空气量的稳定，所以构成压力控制回路使煤气量和空气量稳定在设定值上。

Because the quantities of gas and air must hold steady to control the stabilization of flue temperature , the pressure control loop is structured to maintain the quantities of gas and air .

采用模糊专家的控制策略的温度控制器包括两个回路：温度控制回路和压力控制回路。

The temperature controller based on fuzzy-expert control strategy has two loops , which are temperature loop and pressure loop .

提出了把图像反映出的能量信息和蒸汽量信息综合产生一个能量信号的方法，并分析了把这个能量信号引入主蒸汽压力控制回路的思路。

The technique on how to get the energy signal from information of flame image and steam flux signal is given , and how to import this energy signal to Mater-Steam Pressure-Loop is analyzed .

盘式制动装置的液压控制系统是一个压力控制回路，只要对系统中油液的压力进行控制就可以得到变化的制动力矩，本系统选用比例溢流阀来调节整个液压系统的压力。

As long as the oil pressure in the system is changed the braking torque can be obtained , in the system the proportional relief valve is used to adjust the pressure of the hydraulic system .

所以接着分别对其蒸汽压力控制回路、烟气含氧量控制回路和炉膛负压控制回路进行了系统分析，重点分析了各个回路之间的耦合关系，在此基础上采用阶跃响应法辨识出各个通道的模型。

So then its steam pressure control loop , flue gas oxygen content control loop and furnace negative pressure control system are analysised deeply , focusing on analysising the coupling relationship between the various loops . On this basis , using step response method identify each channel model .

热值压力解耦控制回路以热值为主要控制目标，通过模糊专家解耦控制策略和蝶阀组控制策略，保证混合煤气热值满足要求，同时稳定加压机前的压力；

The caloric value and pressure decoupling loop uses fuzzy expert decoupling strategy and butterfly valve control strategy to maintain the caloric value firstly , and to ensure that the stability of pre-pressure of pressure-adding machines .

液压加载根据液压流体力学原理，利用液压元件组成的压力和方向控制回路，将一定压力的油液输入液压缸，由液压缸内的活塞把分布的油压转变为集中力，最后经活塞杆输出。

Based on the hydromechanics principle , the hydraulic equipment can push compressive oil into actuators by the pressure and direction control circuits .

结合工程实例，对采用比例压力控制的带混水回路的供热系统的技术经济性进行了分析。

The economic efficiency of heat-supply system with mixing water loop which adopts proportional pressure control is analyzed .

首先，针对间歇反应器的结构特点和最佳控制曲线进行研究分析，设计了间歇反应器的温度、压力、流量等控制回路，应用了串级控制、选择控制等控制策略。

Having studied the structure of reactor and optimal control curve , this paper designs control circuit for temperature , pressure and flux , which is designed by using cascade control , selectivity control and other control strategy .