• 络合酸度控制土壤电动过程影响

    Influence of complexes and acidity control on electrokinetic process of soil chromium.

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  • 分析了控制气体压力大气隙以及工作电压等因素电动过程影响

    Effects of the pressure of control gas and voltage etc. on the electro motion are analyzed.

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  • 本文正是实际应用角度出发,来研究凸极同步电动起动过程中的电磁场电机转子温升变化规律

    From the aspect of practical application, this paper studies electromagnetic fields and rotor temperature rise change of salient synchronous motor in the process of starting.

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  • 异步电机启动过程进行了分析,对普通异步电动用于驱动重载启动设备而造成频繁损坏机理进行了合理解释

    The starting process of asynchronous motor is analyzed and the mechanism of normal asynchronous motors frequently damaged by driving heavy load starting devices is explained reasonably.

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  • 机组变频起动过程实际上电动依靠定子转子电磁力矩作用同步驱动过程

    The frequency changing start up process of generating unit actually is a synchronous driving process under the action of electromagnetic moment of the stator and rotor of motor.

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  • 作为包括混合动力在内电动汽车再生制动子系统通过发电机,将制动过程中的部分动能电能形式存储电池同时产生动力对汽车进行制动

    During the process of braking, the regenerative braking subsystem can store part of kinetic energy in the form of electrical energy in the battery, and generate braking force to brake the vehicle.

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  • 通过高压电动起动过程电气参数变化研究提出高压电动机过热保护计算方法

    Through the study of the electric machine parameter changing during the starting of the high voltage motor, provided the setting calculation method for high voltage motor overheat protection.

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  • 分析了一起母线失电后快切装置动作时电动起动过程中差动保护误动事故

    In course of motor starting after no-voltage bus, a malfunction fault of motor differential protection was analyzed.

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  • 安型电动运行时尤其启动过程中存在产生放电火花的可能性。

    It would cause discharge or spark for increased safety motor in operation, especially during starting up.

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  • 电动不同性质负载下,恒电流起动过程起动时间电压率、起动电流倍数关系进行了理论分析

    The paper analyses the relation of the starting-time and the multiple of starting current and voltage in the current-limited starting process of motor with different character load .

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  • 改善起动特性鼠笼转子计算进行了推导,分析了整马力单相步电动的起动过程

    In order to improve its starting performance, we derivated the calculating method of this kind of motor with double cage rotor and analysed its starting process.

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  • 三相异步起动永磁同步电动磁路结构起动过程比较复杂

    The magnetic structure and starting process of the line-start permanent magnet synchronous motor are relatively complicated.

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  • 分析了微机电动保护装置此次事故中的动作情况使用emtp仿真工具仿真电动机在自起动过程中的电流波形

    The operation condition of motor microcomputer-based protection was analyzed in this fault, and the current waveform in the course of starting was simulated using EMTP simulation tool.

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  • 计算自动二次合闸装置设计人员提供理论依据也是分析异步电动电容制动过程基础

    The computation of residual voltage offers the theoretical foundation to the design of automatic secondary reclose, and it is also the analysis basis for capacity braking.

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  • 根据永磁电动制动过程PWM控制的开关管的方式不同可以分为调制制动方式全桥调制制动方式。

    According to the different PWM module in regeneration of brushless PM motor, there are two kinds of modulation, half bridge modulation and whole bridge modulation.

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  • 系统地讨论能耗制动原理转盘控制系统中的应用,对系统的起动过程制动过程作了全面分析,方便地实现了钻机转盘电动四象限工作特性。

    It states the application and the theory of the energy consumption brake in the Rotary Table control system, analyses the course of motor start and brake.

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  • 汽车电动助力转向(eps)系统中,ECU进行助力控制必须获得转动过程中的动态参数

    In the Electric Power Steering (EPS) system, the dynamic parameters are necessary for ECU to implement the control.

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  • 考虑三相异步电动起动过程挤流效应参数影响,建立了变参数的等效电路

    Considering the effect of the skin-effect during the starting of three-phase asynchronous motor on the parameter, the author sets up an equivalent circuit of variable parameter.

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  • 分析异步电动起动过程电流转矩变化情况

    It is analyzed the variation of current and torque during induction motor starting process.

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  • 分析感应电动再生制动过程变频器逆变运作机理

    This paper discusses the operating mechanism of the inverse transforming bridge of the frequency converter in the process of regenerative braking of induction motors.

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  • 结果表明起动器在软起动过程中,限制了电动起动电流,实现电动机的平稳起动。

    The results show that the soft starter could start up smoothly and reliably, and the starting current of the asynchronous motor is controlled.

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  • 利用MATLAB软件中的动态仿真工具SIMULINK建立异步电动起动过程仿真模型,仿真结果验证了判据的正确性。

    In this paper SIMULINK, a dynamic simulation tool in MATLAB software, is used to establish the simulation model of the asynchronous motor starting process, and simulation results...

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  • 本文介绍解决大型同步电动起动电路,详细介绍起动装置组成以及起动过程实现。

    The paper presents a kind of circuit to solve the starting of the high capacity synchro motor, and introduces the formation of the starting device and th

    youdao

  • 主机电动通过液力偶合器连接能够缩短电机起动时间减少起动过程中的平均电流防止动力过载

    Main machine and motor connected through the fluid coupling, it can shorten the motor start-up time, reduce the average current during start and prevent overload of the power.

    youdao

  • 主机电动通过液力偶合器连接能够缩短电机起动时间减少起动过程中的平均电流防止动力过载

    Main machine and motor connected through the fluid coupling, it can shorten the motor start-up time, reduce the average current during start and prevent overload of the power.

    youdao

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