This system improves the digital measurement of valve current signal in the test with its high-speed multi-channel parameter gathering technology.
该采集系统实现了多路液体火箭姿控发动机试车阀门电流信号的数字化测量。
This paper presents the critical design, researching method and procedure of acquisition system for valve current signal of liquid attitude control rocket engine.
介绍了液体火箭姿控发动机阀门电流信号采集系统的设计要点、研制方法与主要开发过程。
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。
The idea behind the constant current load is that with a constant current load, the valve is almost perfectly linear (near ZERO distortion).
恒流源负载的思路取自胆管在恒流源负载的条件下可以接近完美的线性（接近零失真）。
As described earlier, the electrical current to the solenoid of a proportional valve needs to be regulated and not just simply switched on or off as is the case with a conventional valve.
作为简单描述，提供给比例阀电磁铁的电流需要被调节，不象应用常规阀的时仅有开关通或断那样简单。
The current valve enterprises attach great importance to the development of new products.
当前阀门企业都非常重视新产品的开发。
In hydraulic synchronizing lifting technology for oversize structure, computer output PWM signal as the input current of proportional valve is used to control the velocity of hydraulic cylinder.
在大型构件液压同步提升技术中，采用了计算机输出的脉宽调制信号作为电液比例流量阀的输入电流信号控制液压提升器的速度。
Bypass flow control and definition work current capacity (working speed) scope load sensing control valve disposition.
旁路流量控制与限定工作流量(工作速度)范围的中的负载传感控制阀配置。
MOA; valve piece; resistive current; infrared detection; frequency reference voltage.
氧化物避雷器；阀片；阻性电流；红外检测；工频参考电压。
The structure and the working principle of electronic-hydraulic valve are analysed and the P-I (Pressure-Control current)characteristic equation of electronic-hydraulic valve is derived.
通过对电液阀结构与工作原理的分析，导出了电液阀的p—I（压力—控制电流）特性方程式。
The inputs of fuzzy controller are the error of slip ratio and its change ratio, the output of fuzzy controller is the control current of the servo valve.
模糊控制的输入变量为滑移率误差和误差的变化率，输出变量为伺服阀的电流。
This output transferred thorough PWM driver circuit and changed into current signal to the proportional magnetic valve.
由PW M脉宽调制器驱动功率驱动电路，输出电流信号驱动比例电磁铁。
At the entrance to the water with check valve to prevent water at night by the collector current, and cause the heat loss.
水入口处设有止回阀以防止夜间水由收集器逆流，引起热损失。
Compared with the magnetic valve type controlled shunt reactor, the transformer type controlled shunt reactor is superior in its smaller harmonic current, faster respond speed and less power loss.
变压器式可控电抗器与磁饱和式可控电抗器相比，谐波电流更小、响应速度更快、功率损耗更小。
The ECU accomplishes the fast energizing of the solenoid valve by driving circuit with high frequency PWM, and detects the start of injection by the differential signal of driving current.
采用高频脉宽调制功率驱动电路进行电磁阀的高速强力驱动，并利用电流微分信号有效反馈了控制阀关闭始点。
Increasing the input signal to the amplifier results in a corresponding increase in output current to the valve solenoid.
增加放大器地输入信号会导致输出到阀电磁铁的电流相应的增加。
Check the solenoid valve products with a variety of refrigerator current value, high flow and low flow, in order to determine the product 's fine.
说明：检查多种冰箱用电磁阀门产品的电流值，高压流量及低压流量，以便判断产品的优良。
The effects of actuating frequency, proportional valve input voltage and MR damper input current on the vibration characteristics of seat were experimentally studied.
试验研究了激励频率、比例阀输入电压及磁流变减振器输入电流对座椅振动特性的影响规律。
Moving coil servo valve control current is relatively large, from tens to hundreds of milliamps mA.
动圈式伺服阀节制电流相对较大，从几十毫安到上百毫安。
TYB series waterflood pressure regulating systems consist of two cylinder four chamber pump body, electro hydraulic reversing valve, control fluid circuit and control current circuit.
TY B系列调压注水装置由双缸四腔泵体、电液换向阀、控制液路及控制电路组成。
Can installing the wanton seat, and does not receive the medium and the influence of direction of a current, adjusting of two flange interval when doing the valve installation in addition.
可任意位置安装，不受介质、流向的影响，另作阀门安装时两法兰间距的调节。
On the basis of the principle of eddy current testing, the instrument was designed for the quality of austenitic heat-resistant steel air valve.
针对奥氏体耐热钢气阀质量检测的问题，依据涡流检测原理，设计了奥氏体耐热钢气阀缺陷及硬度的涡流检测装置。
The temperature control valve solves the problem that a current temperature control valve inside a high pressure washer is incapable of preserving water temperature within a certain range.
它解决了现有的高压清洗机中的温控阀无法使水温始终保持在某一温度之内的问题。
This paper studies the influence of converter transformer D-bridge zero sequence circulating current on valve short circuit protection.
笔者研究了换流阀三角形侧零序环流对阀短路保护误动作的影响。
Before closing the switch to allow electric current to flow to the heater, make certain that the heater is full of water and that the cold water inlet valve is open.
在打开电源开关之前，要确保热水器处于满水状态，冷水进水阀门处于开启状态。
When the current state, the valve plate and valve seat seal between the drive torque on the valve so that pressure to the valve seat.
当逆流状态时，阀板与阀座之间的密封靠驱动装置的力矩使阀板压向阀座。
In this way, mechanical movement of the solenoid valve is operated through controlling electric current of the electromagnets.
这样通过控制电磁铁的电流就控制了电磁阀的机械运动。
The output end of the V-I converting and current amplifying circuit drives a ratio servo valve and controls the actions of a clutch.
与所述信号累加单元的输出端电连接的V-I变换及电流放大电路；
The output end of the V-I converting and current amplifying circuit drives a ratio servo valve and controls the actions of a clutch.
与所述信号累加单元的输出端电连接的V-I变换及电流放大电路；
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