The tests results show that the controller is the effective control method for the variable pump & valve controlled system.
试验研究结果表明，前馈自适应控制是实现变量泵源阀控系统高精度跟踪控制的有效方法。
Drum with stainless steel AISI 316 filtering cloth and trough with automatic feed valve controlled by a level control device.
鼓与不锈钢AISI 316过滤的布料和低谷与自动饲料阀门由一个平实控制设备控制。
A single - direction valve controlled by liquid, an accumulator and hydraulic pumps can be used to keep pressure in hydraulic systems.
液压系统可以采用液控单向阀、蓄能器、液压泵等多种形式实现保压。
In the hot water system a high water tank with solenoid valve controlled water feeder is used to replace the secondary circulating pump.
热水系统中，采用电磁阀根据水箱液位进行补水，省去二次循环泵。
Aim To reduce the error of the valve controlled system with energy saving hydraulic pump, which is caused by variable gain characteristic.
目的减少由于节能液压源下的阀控系统变增益带来的跟踪误差。
Because of the simple structure and small spatial volume, valve controlled asymmetric cylinder is widely applied in hydraulic servo system.
阀控非对称缸由于结构简单、空间体积小，广泛地应用于液压伺服系统中。
Introduces the working principle and the method of the selection about the type ZY47 Valve controlled by the pressure difference, and analyses its adaption condition.
介绍了ZY 47型自力式压差控制阀的工作原理和选型方法，分析了不同被控环路系统的适用条件。
Its character is that through the adjustable valve controlled by inspiration and expiration, it offers and halts oxygen supply. The utilization rate of oxygen is over 98%.
其主要特点是通过调控装置可使吸气时供氧，呼气时暂停供氧，故使氧的利用率高达98%以上。
As to the valve controlled symmetrical cylinder, the method of approximately linearization of the model round work-point was used and applied classic PID theory to system to simulate.
对阀控对称缸的电液伺服模型进行工作点附近近似线性化处理，应用线性理论的方法对控制器进行设计并仿真。
The synchro accuracy of two spinning wheels of spin forming machine can he obtained by using the synchro system of valve controlled pump-motor, therefore the quality of workpiece is ensured.
利用阀控泵-马达同步系统可以保证旋压机两个旋轮的同步精度，以保证旋件的质量。
An internal steam bypass controlled by a manual metering valve causes this increased velocity.
而这种增速是由手动计量阀控制的内部蒸汽旁路产生的。
By varying the current to either solenoid, the amount of spool movement can be varied and hence the amount of flow through the valve can be controlled.
通过改变两个之一电磁铁的电流，阀芯移动的位移能够被改变，因此控制了通过阀的流量。
This paper introduces hydraulic vibration-exciting system for marble moulding machine, and pats forward rational selection method of vibration. parameter for the system controlled by rotary valve.
本文介绍了应用于再造大理石成型机的液压激振系统，并提出了应用转间控制的系统其振动参数的合理选择方法。
The unit which consisted of two peristaltic pumps and a multi function sampling valve was controlled by a single chip microprocessor.
该仪器采用二泵一阀系统，由单片机控制，具有双路信号实时采集和数据处理功能。
Experimental results have shown that the system features precise speed control and simple design as compared to the sensing circuit controlled by T-type proportional speed regulation valve.
试验结果表明，与比例三通调速阀控制的敏感回路相比，该系统速度控制精度高，结构简单。
The entrance of refrigerant into the evaporator is controlled by a valve or an orifice.
进入蒸发器的制冷剂由一个阀或量孔控制。
The open angle of the flow control valve is adjusted by electric actuator, which can be controlled remotely to meet the requirement of system measure.
流量控制阀由电动执行器调节开度，可实现远距离控制阀门的开度，以满足系统计量的要求。
PID parameters are seek to correct valve-controlled motor system., to reflect actual conditions truer dispersed artificial model is set up with valve-controlled motor for the example.
对阀控马达系统寻求PID控制参数进行校正，为了更加真实的反映实际情况，以阀控马达系统为例建立了离散仿真模型。
And it has higher operating frequency than gas target soft X-ray sources whose nozzle is controlled by a solenoid valve.
与喷嘴由电磁阀控制的气体靶激光等离子体软x射线源相比，它有较高的工作频率。
The cold air in the working chamber can convent if the exhaust valve on top of the oven is open, the temperature is controlled constant automatically by digital display instrument.
开启箱顶排气阀可使工作室温之冷空气得以对流交换，温度控制采用数字显示仪表自动恒温调节。
The design concept and principle of injector valve system of hypersonic wind tunnel controlled by the computer are introduced in this paper.
本文介绍了高超声速风洞引射器阀门系统采用计算机控制的设计思想和原理框图。
In this paper, the main characteristics of intelligent protector of valve - controlled lead - acid batteries applied in diesel locomotives are expounded, and its necessity is discussed.
阐述了内燃机车用阀控式密封铅酸蓄电池智能保护器的主要技术特性和加装智能保护器的必要性。
The necessary back-pressure is often created and controlled by a valve that is set to operate under the desired range of conditions.
所必需的回压通常由一个阀来产生和控制，此阀被调定在所要求的条件范围内进行工作。
This paper deals with a closed-loop digital control for a hydraulic valve, controlled motor speed system.
研究了用位总线微机构成的液压阀控马达速度闭环数字控制系统。
Timing hand-grip is moved in axial direction to realize multilevel timing, reversing valve is controlled with reversing hand-grip to realize reversing output.
用调速手柄作调速轴向移动，实现多级调速，用换向手柄控制换向阀，实现换向输出。
Regeneration opportunity and regeneration valve opening of DPF are controlled by 80C196KB single chip microprocessor.
采用80C196KB控制柴油机微粒过滤器再生时机和再生调节阀开度。
General pneumatic electromagnetic guide, the process of performing actions cylinder can also be manually controlled pilot valve cylinder process of the implementation of the action.
一般气动是电磁先导、气缸执行动作的过程，也可用手控制先导阀气缸执行动作的过程。
The contact and the gas valve are controlled by phototriac and triac.
用光耦和双向晶闸管控制接触器和电磁阀。
The pressure of scraper is controlled by the air pressure adjusting valve.
配套气压调节阀，控制刮印刀的压力。
The principle of magnetic valve type controlled reactor is introduced. based on a example, its applicable effect in reactive compensation is discussed.
摘要简要介绍了磁阀式可控电抗器的基本工作原理，并通过实例说明了其在无功补偿中的应用效果。
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