open loop

The advantage and feasibility of pure open loop control of single phase boost power factor corrector are analyzed in this paper. The boundary of CCM and DCM is also presented in this paper.

讨论了Boost型功率因数校正器采用开环控制的优越性与可行性，分析了系统的开环工作性能，并且给出了变换器工作于电流DCM的临界条件。

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To improve the frequency characteristics of the open loop singular function, the approach shape the nominal plant with selected weighting function according to the desired behavior. After that, getting the robust stability controller through the algorithm of the standard H_ ∞ control problem.

H∞回路成形方法通过选择权函数，对名义对象进行回路成形，改善对象的开环奇异值函数曲线特性，然后按照标准H∞最优控制求解方法得到鲁棒镇定控制器。

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The inverse dynamic analysis of open-loop control for complicated mechanisms was stUdied in the present paper.

本文讨论了复杂机构 开环 控制逆动力学分析的一种新方法.

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It is readily acknowledged that open-loop systems can also be used satisfactorily in many cases.

我们仍然承认在许多时候使用开路系统仍有其独到之处.

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In open-loop utility voltage feed forward control, DVR ( Dynamic Voltage Restorer) has fast dynamic response, but the load voltage is always greatly distorted by the load current.

采用基于电网电压前馈的开环控制时，动态电压恢复器（DVR）动态响应速度快，但负载电压受负载电流影响较大；

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A kind of the pulse control mode, the drive and motor closed loop, but not to the numerical control system, the feedback device, in a sense, can open loop control called the servo control.

一种采用脉冲控制方式，此种驱动器与电机闭环，但不反馈到数控系统，这种驱动器在某种程度上可称为开环控制的伺服控制。

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In many open-loop machines, there is single-valued relationship between loading rate and stiffness during dynamic testing.

许多开路机器在动态试验时,加载速度和刚度之间只有单值关系.

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The design succeeds in realizing open-loop control of step-motor.

设计成功实现了步进电机的 开环 控制.

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The variable pump makes the open loop gain change and decrease, the tracking control accuracy is difficult to be achieved by traditional feedback control A/ O cascade control. Effective compensation to the change of open loop gain can be achieved with micro-controller and compound control methods.

变量泵源导致系统开环增益下降和动态变化，传统的反馈控制和串联校正很难使此类系统跟踪精度达到要求应用复合控制方法，可以对开环增益变化进行有效补偿，提高跟踪控制精度。

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The device adopted loop control principle, it differed from the traditional intermissive, open loop control device.

装置采用闭环控制, 设计方案和传统的间歇式的 、 开环控制装置有着本质的区别.

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Open loop test, first use signal generator simulate the wheel speed signal, after the speed signal sent to the ABS ECU, then solenoids have action.

开环测试采用信号发生器模拟轮速信号，信号传送到ABS模块，促使电磁阀动作，观察电磁阀动作；

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Simulation calculations with 8 classes of impulse control force were performed and the feasibility of open loop correction proved.

通过对8级脉冲发动机参数进行的仿真计算，验证了此修正方法的可行性。

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A open loop control system has been. made to run a small radiotelescope dish.

已实现用开环系统控制小射电望远镜天线.

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This control may be closed loop or open loop.

控制可以是开环的也可以是闭环的.

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Distribution network is designed in closed loop and operated in open loop.

中压配电网络规划要求配电系统闭环设计开环运行.

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Optokinetic nystagmus ( okn) eye-movement of rabbit in close loop and open loop conditions

家兔的开环及闭环视动震颤（OKN）研究

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Open-loop with inverse model feed-forward compensator control was firstly performed to compensate hysteresis in GMA.

实验结果表明,逆模前馈补偿器有效地减小了系统的非线性误差,提高了执行器的控制精度.

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Using feedforward compensate control to improve stability of open-loop excitation system

用前馈补偿控制提高开环励磁系统的稳定性

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The scheme have two step: open loop test and closed loop test.

设计方案分为两步: 开环测试和闭环测试.

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The open loop gain, AGUARD , ranges from 104 to 106.

其开环增益(AGUARD)的范围在104到106之间.

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This paper presents a parametric open loop control approach to controlling chaos in continuous dynamical systems.

针对可能呈现混沌性态的连续动力学,提出了一种参数开闭环控制方案.

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The crane overload protection system is a open-loop control system.

该系统为一 开环 控制系统.

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Stepper motor is extensively applied in low precision position servo system with open loop control.

步进电机通常以开环方式应用于精度要求不高的位置伺服系统中.

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An open-loop control, ON-OFF control and a fuzzy control method are introduced to control the artillery recoil resistance. Lastly, a finite element method is adopted to analyze the magnetic field in the piston gap.

针对火炮磁流变阻尼器反后坐装置进行了后坐过程仿真、开环控制、ON-OFF控制和模糊控制仿真。

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An open-loop control scheme is selected.

选择了一种速度 开环 的控制方案.

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Full-bridge Inverter adopts open loop SPWM control method and lowers the cost.

全桥逆变电路采用开环SPWM调制,降低了成本,而且性能也基本满足需求.

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Moreover, the sun position in the sky is obtained by astronomic algorithms in the case of open loop.

由天文历法来计算太阳在天空中的位置。

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In combination with a linear wire wound potentiometer and a cam-actuated angle displacement sensor, a hydro-electric proportional relief valve is used as pressure controlling element of hoist system to compose an open loop control system for overload protection.

采用电液比例溢流阀作吊机系统压力控制元件，与线性线绕式电位器和凸轮构成的角位移传感器一起组成吊机过载保护开环控制系统。

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When considering this response it is convenient to look at closed-loop and open-loop control situations separately.

在研究这一反应时,分别观察 闭环 和 开环 操纵情况是方便的.

词典精选例句

Using data which were measured from H S wavefront sensor of an AO system, power spectra density ( PSD) was calculated and compared between open loop and close loop conditions.

用H－S波前探测器得到校正前后波前相位时间功率谱，分析了自适应光学控制系统对大气湍流扰动波前的时域校正效果。

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