• 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.

    采用脉冲控制方式此种驱动器电机闭环反馈数控系统这种驱动器某种程度上称为控制的伺服控制。

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  • At last, experiment of open loop and closed loop system are completed, which is in accord with the simulation result. It verified feasibility and advantage of the control scheme.

    最后完成了系统闭环实验,取得了仿真一致结果从而验证了控制方案可行性优越性

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  • However, this advantage is more than outweighed by the disadvantages of open-loop control and the inherent advantages of feedback systems.

    然而优点比不上开环控制缺点反馈系统固有优点

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  • The adopted control mode of previous common frequency converter is usually of open loop constant voltage ratio, which its control curve is not stable.

    早期通用变频器大多控制方式,控制曲线稳定

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  • Stepper motor control can be used as a special motor, do not use their accumulated error (accuracy of 100%) the characteristics of a wide range of open-loop control.

    步进电机可以作为一种控制特种电机,利用没有积累误差(精度为100%)特点,广泛应用于各种开环控制。

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  • The open-loop control method of computing control signal based on plant model at intervals of state signal through network is proposed for reducing the usage of the network.

    提出了网络传输信号时间间隔内依据被控对象模型计算控制信号的开控制方法以减少对网络的使用

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  • The institution of all the humping speed control systems basically depends upon open loop control which restricts the character of speed regulating and random adaptability to the circumstances.

    现行各种制式驼峰速度控制系统都基本控制,限制了速度调整品质当外界因素变化时随机适应能力。

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  • This paper presents a parametric open plus closed 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,提出了一种参数闭环控制方案

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  • The design using ATMEL89C51 single chip to control the step-motor with its controller, driving circuit and LED display circuit to realize step motor open-loop control were introduced.

    通过ATMEL89C 51单片机进电机进行控制,主要介绍了电机控制器驱动电路LED显示电路的设计实现了步进电机的开环控制。

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  • The result indicates PID control method is available to the gasoline engine idle, which is more effective than open loop control, and gets practice verification in electrical control gasoline engine.

    结果表明pid控制方法应用车用汽油机怠速控制可行的,而且控制更加有效目前电控汽油机上得到了实际验证

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

    采用脉冲控制方式,此种驱动器电机闭环反馈数控系统这种驱动器某种程度上称为控制伺服控制。

    youdao

  • This paper presents the combination of linear optimal control of fast valving with open loop control which overcomes previously described shortages and improves control effectiveness greatly.

    该文提出线性最优控制快关控制相结合克服了前述缺点,大大改进了控制效果。

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  • So Reverse Power control, include open-loop power adjust and closed- loop power correction, is the focus of our study.

    功率控制主要指反向功率控制,包括功率估计闭环功率校正

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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开环控制

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  • In this paper, the new inverse dynamics method, which designs the open-loop control torque for one-link flexible manipulator, is proposed.

    本文提出了一种在时域上设计柔性机械臂开环控制力矩动力学方法

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  • This paper presents a novel open-loop speed control method for induction motors that provides high output torque and nearly zero steady-state speed error at any frequency.

    提出新颖感应电机速度控制法,在任一频率下,它不但能使电机输出力矩而且使稳态速度误差几乎等于零

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  • In this paper, the new approach, the parametric adaptive open-plus-closed-loop control, is proposed to deal with this kind of problem and the robustness is proved.

    为了解决这个问题,本文提出了一新的控制方法——参数自适应闭环控制,证明了这种方法具有棒性。

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  • Firstly, during the period of open loop control, system traces the change of LPG injection of engine quickly by checking the pre-set two-dimension MAP if conditions of engine are changed suddenly.

    首先控制部分如果发动机发生突变,系统利用制好的二MAP图查找所需喷气量,快速跟踪发动机喷气变化

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  • While volume adjusting is evoked, default volume is collected under the mode of open loop control.

    音量调节操作时,则在形式完成默认音量采样更新。

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  • The open loop control is used to adjust the bifurcation parameter in order to obtain a desired equilibrium bifurcation diagram.

    然后利用控制改变非线性系统的分岔参数使获得理想的平衡点分岔方程。

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  • The friction drive mechanism moves well even when driven at high frequency and with long strokes, so it can be used with open-loop control systems for micro displacement.

    进给速度可通过改变驱动脉冲的频率调节,机构高频驱动大位移动作亦表现出准确的步进特性,用于小型机电系统的开进给驱动

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  • In static design, we choose important system elements and determine system control scheme, which provide good basis for the open-loop control and closed-loop control.

    通过静态设计系统元件选型,静态特性的分析控制方案的选择,环控制打下基础。

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  • To this problem, a parametric adaptive open-plus-closed-loop control (PAOPCL) is proposed to control discrete chaotic systems with uncertain parameters.

    对开闭环控制不确定参数条件下,参数变化满足控制需要的条件进行了讨论。

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  • The instantaneous optimal closed-open-loop control equations are derived.

    求出瞬时开闭环最优化控制方程

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  • It is demonstrated that earthquake response of structure can be decreased by the method of fuzzy open-loop control.

    模糊开环控制有效地减小建筑结构的地震反应

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  • The design of the 15 DOF full vehicle open loop control model for the DKC12 underground dump truck is built by ADAMS in this paper.

    利用机械系统分析软件ADAMS建立了15自由度DKC12地下自卸汽车整车多体系统模型

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  • A major deficiency of piezoelectric actuators is that their open-loop control accuracy is seriously limited by hysteresis.

    压电陶瓷存在迟滞现象,开环定位精度受到严重影响。

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  • There are three usual methods for excitation control following constant excitation current, constant power factor, and constant setting open-loop control.

    常用励磁控制方法主要三种励磁电流、恒功率因数、恒给定开环控制。

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  • There are three usual methods for excitation control following constant excitation current, constant power factor, and constant setting open-loop control.

    常用励磁控制方法主要三种励磁电流、恒功率因数、恒给定开环控制。

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