| 正确理解电气设备中电源插头的剩余电压和剩余能量 |
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| 引用本文： | 陈永强,张春英.正确理解电气设备中电源插头的剩余电压和剩余能量[J].环境技术,2008,26(6):40-45. |
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| 作者姓名： | 陈永强 张春英 |
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| 作者单位： | 中国电器科学研究院广州威凯检测技术研究所 |
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| 摘 要： | 文章先说明了电气设备中电源插头LN插脚之间剩余电压和剩余能量的测量是考虑“差模干扰”的影响。而L（N）插脚与保护地之间的剩余电压和剩余能量的测量考虑“共模干扰”的影响。接着介绍了安全电压和安全能量的限值是如何确定的。然后重点分析常见电源电路中的X电容和放电电阻位置对电源插头的剩余电压和剩余能量的影响。并通过具体案例说明插头剩余电压和剩余电量是如何测量的。最后详细对电源插头达到安全电压所需时间的进行了不确定度分析和计算。
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| 关 键 词： | 剩余电压 剩余能量 安全电压 不确定度 |
Correct Understanding of the Retained Voltage and Energy of Power Plug in Electrical Equipment |
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| CHEN Yong-qiang,ZHANG Chun-ying.Correct Understanding of the Retained Voltage and Energy of Power Plug in Electrical Equipment[J].Environmental Technology,2008,26(6):40-45. |
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| Authors: | CHEN Yong-qiang ZHANG Chun-ying |
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| Institution: | CHEN Yong-qiang, ZHANG Chun-ying |
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| Abstract: | This article discusses that the retained voltage and energy between the supply pins of the plug shall be measured is order to solve the influence of differential-mode interference in electrical equip- ment,the retained voltage and energy between either supply pin and the enclosure shall be measured is order to solve the influence of Common-mode inter- ference in electrical equipment.Then this article introduces how to determine the limits of safety -voltage and energy.And this article focus on analysis how ... |
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| Keywords: | retained voltage retained energy safety-voltage uncertainty |
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