• 介绍了峰值电流控制开关电源原理优点

    Principles and virtues of switching power supply of peak current control are presented.

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  • 介绍峰值电流控制开关电源原理特点

    This paper presents the principles and features of switching power supply in the peak current control.

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  • 狱长一名狱警已在控制室就位,准备随时拉动开关接通电椅电流

    The Pope checks the clock while another C.O. mans the switch that activates the electric current into the chair.

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  • 这些线圈调节合适操作频率电流可以通过一个开关控制转换给这些线圈。

    The coils all get tuned to the right operating frequency and electricity is transferred to them using a switch-mode controller.

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  • 需要符合CCC标志安全产品包括继电器开关控制高于36伏特电流接触器。

    Safety products subject to the CCC mark include relays, switches, controllers and contactors that operate above 36 volts.

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  • 它们开关的方式工作,使得个通路中的电流可以控制一通路中的电流

    They are switches that enable one electric current to control the passage of another.

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  • 负荷电流由调节器通过半导体开关元件直接控制

    The load current is handled directly by the controller through semiconductor switching devices .

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  • 开关信号理论为指导,对电流型CMOS电路如何实现阈值控制进行了研究。

    Guided by the switch signal-theory, how to realize the threshold controlling in current-mode CMOS circuits is studied.

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  • 电路具有能将负载电流限制设定值以内控制限流工作时功率管开关频率特点

    This circuit has both characters of restricting the current within the giving value and limiting the switching frequency of MOSFET operating on current limited condition.

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  • 温度传感器启动开关s1的,电流控制电位器连接局用伺服引线(许多商店的嗜好10英尺长度)。

    The temperature sensors, start switch S1, and current control potentiometer are all connected to the board using servo lead wire (available at many hobby shops in 10 foot lengths).

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  • 检测到待机信号时,单片机控制继电器开关电流切断,家电完全断电,消除了待机功耗,达到节能的目的。

    When detecting standby signal, microcomputer gives structure to relay switch to cut off the current, then standby power is eliminated so as to realize energy saving.

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  • RC计时网络中的电容器可以确定用户可选择的空白窗口,该窗口开关转换过程中可防止PWM电流控制电路触发

    The capacitor in the rc timing network also determines a user-selectable blanking window that prevents false triggering of the PWM current-control circuitry during switching transitions.

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  • 驾驶员通过启动开关控制这个电流

    The drive controls the flow of this current using the starting switch.

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  • 本文使用电流控制模式智能芯片uc 3842核心,设计单片开关电源的实用电路

    In this paper, by the use of dual-current control mode and intelligent UC3842 chip as the core, a single-chip switching power supply circuit are presented.

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  • 电流控制电路原理优点UC 3845a特点提出了一个实用的高频开关电源。

    This paper introduces the principle, advantages of the current control mode and the features of UC3845A.

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  • 本文介绍了平均电流控制型和峰值电流控制开关调节系统分析方法

    The analytical method of power switching regulation system which has current-mode control is introduced in this paper.

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  • 空间矢量调制两级协调控制实现整流电流流,极大地减少开关损耗提高变换器效率

    Double space vector modulation can realize zero current commutation of the rectifier side, greatly reduce the switch loss, and improve the efficiency of the converter.

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  • 本文介绍了电流控制脉宽调制芯片uc 3842构成开关电源原理分析了保护电路缺陷提出了一种改进思路

    The paper introduces the principle of switch power which is composed by current control type PMW UC3842 and analyzes the shortage of protective circuit and proposes an improving idea.

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  • 低压高压开关- - -用于水压降低到预先设置最低值超过预先设置的最高值时,切断控制电流

    Low or high pressure switch - turns off control circuit when water pressure drops below a set minimum, or above a set maximum.

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  • 通过耦合电感间开关器件相位角控制,使其输出超前电压的电流补偿电网中常见的感性无

    It can delicer leading current with the current exchange in coupling reactor and the controlling of the switch on off phase angle in order to compensate lagging reactive power.

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  • 仿真结果表明稳态功率因数接近1(0.99),验证了给出的励磁电流控制方法象限开关正确性

    The simulation results show that the power factor approaches to 1 (0.99) at stable state, and the exciting current control method and switches table in four quadrants are correct.

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  • 固态功率控制控制逻辑部件固态开关部件和电流感受部件组成。

    The SSPC is composed of control and logic device, solid-state switch device and current-sense device.

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  • 为了实现波束可控,可用开关控制无源单极接地状态改变阻抗电流分布

    In order to get beam steering, the switches control the states of the parasitic monopoles to change their impedance and current distribution.

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  • 在这里离散状态调制本身可以用来控制开关从而控制得或电流负载

    Here the discrete on or OFF state of the modulation itself can be used to control the switches thereby controlling the voltage or current across the load.

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  • 单位功率因数整流器利用瞬时比较法控制电源电流,不但控制简单可有效限制器件最高开关频率

    The method of instantaneous value comparison for source current control of unity power factor rectifier possesses advantages of simplicity as well as valid restriction for maximum switching frequency.

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  • 通过对其换流过程分析,提出了采用谐振开关控制箝位开关控制电流滞环控制的调制方式的策略

    By analyzing the process of the inversion, the control strategy of resonant switch and clamped switch modulation with current hysteresis control is discussed.

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  • 为了实现开关磁阻电机(SRM)绕组电流精确控制必须提高SR M功率变换器的工作频率提高系统的动态响应速度

    To achieve the precision control of phase current or phase flux linkage in switched reluctance motor (SRM), the higher switching frequency of converter is required to increase dynamic response speed.

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  • 建立三相电压型PWM整流器电流控制数学模型,输入电流静止坐标系下实现固定开关频率的解耦控制

    In this paper, a current control mathematical model is established with fixed switching frequency for three-phase pulse width modulated (PWM) converter.

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  • 建立三相电压型PWM整流器电流控制数学模型,输入电流静止坐标系下实现固定开关频率的解耦控制

    In this paper, a current control mathematical model is established with fixed switching frequency for three-phase pulse width modulated (PWM) converter.

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