• An equivalent circuit of multi-winding transformer under the impulse voltage test condition has been worked out. The circuit parameters are frequency-dependent.

    建立了电力变压器冲击试验条件下频率依赖参数等效电路模型。

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  • The comparison between the calculated impedance and the measured impedance has shown that the proposed model can be used to simulate the impulse voltage test with sufficient precision.

    实例计算入端阻抗实测的结果吻合得很好,表明模型可以用于变压器冲击试验故障仿真分析。

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  • A test method for insulation between coils of electrical equipment based on directly impulse voltage are presented.

    本文提出了一种基于直接冲击电压电器绕组匝绝缘试验方法

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  • The test way adopted is that the measured place is separated from the sourse of impulse voltage, in order to avoid the strong disturbance by discharge.

    采取测量位置冲击电压源分隔测试方法避开放电时强烈干扰

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  • This programmable control voltage divider is a secondary divider used for HV impulse test and an intelligent apparatus consisting of chip microprocessor AT89C51 and peripheral circuit.

    程控分压器用于电压冲击试验二次分压器,是由单片机at89c51外围电路组成智能仪器

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  • This paper describes a method for calculating the voltage distribution in EHV transformer windings during switching impulse withstand test.

    本文阐述了一个计算超高压变压器操作波耐压试验条件下线圈电压分布方法

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  • A standard impulse signal generator with high stability is an important equipment for routine test and calibration of digital recorders for measurement in high-voltage impulse tests.

    稳定标准冲击信号发生器电压脉冲数字化量测误差校验必备设备之一。

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  • The paper introduces a type of the turn-to-turn insulation test equipment including an impulse-voltage generator and a peak voltmeter for the electrical machine pole coil.

    介绍由冲击电压发生器峰值电压表组成用于电机磁极线圈绝缘试验设备,详细说明设备的工作原理及关键技术,给出了试验结果。

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  • The current and voltage response of surge discharge circuit to impulse flashover voltage test system is analyzed.

    电力电缆故障冲击高压测试(简称冲闪测试)系统放电响应进行了研究。

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  • With the parameters of a real dry-type air-core reactor, the emulation analysis verifies that the impulse-voltage method is suitable to test its turn-to-turn insulation.

    基于脉冲电压原理,对一个实际干式空心电抗器电路参数进行了计算机仿真分析,验证了脉冲电压法对干式空心电抗器进行区间绝缘检测可行的。

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  • With the parameters of a real dry-type air-core reactor, the emulation analysis verifies that the impulse-voltage method is suitable to test its turn-to-turn insulation.

    基于脉冲电压原理,对一个实际干式空心电抗器电路参数进行了计算机仿真分析,验证了脉冲电压法对干式空心电抗器进行区间绝缘检测可行的。

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