并联电容器组谐波微机保护装置的研究与设计
随着非线性用电设备的大量增加,电网谐波问题日益严重.并联电容器由于其本身的阻抗呈容性,更容易受到谐波的影响.此外,现有电容器的保护没有考虑到谐波带来的影响,导致在谐波环境下,电容器保护无法有效对电容器的安全运行进行保护.分析了谐波对现有电容器组保护的影响,在现有电容器保护的基础上设计了电容器谐波保护的方法及其整定原则.基于OMAP-L138处理器设计了一种新的并联电容器组谐波微机保护装置,除电容器组常规保护之外,实现了对并联电容器组单次谐波保护以及总谐波畸变率保护.最后通过实验室的测试验证了装置的精度及保护动作误差满足实际的运行要求....
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| Published in | 电力系统保护与控制 Vol. 47; no. 4; pp. 160 - 166 |
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| Main Authors | , , , , , , |
| Format | Journal Article |
| Language | Chinese |
| Published |
国网浙江省电力有限公司绍兴供电公司,浙江绍兴,312000%深圳市中电电力技术股份有限公司,广东深圳,518000%国网浙江省电力有限公司,浙江杭州,310000
16.02.2019
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| Subjects | |
| Online Access | Get full text |
| ISSN | 1674-3415 |
| DOI | 10.7667/PSPC180282 |
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| Abstract | 随着非线性用电设备的大量增加,电网谐波问题日益严重.并联电容器由于其本身的阻抗呈容性,更容易受到谐波的影响.此外,现有电容器的保护没有考虑到谐波带来的影响,导致在谐波环境下,电容器保护无法有效对电容器的安全运行进行保护.分析了谐波对现有电容器组保护的影响,在现有电容器保护的基础上设计了电容器谐波保护的方法及其整定原则.基于OMAP-L138处理器设计了一种新的并联电容器组谐波微机保护装置,除电容器组常规保护之外,实现了对并联电容器组单次谐波保护以及总谐波畸变率保护.最后通过实验室的测试验证了装置的精度及保护动作误差满足实际的运行要求. |
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| AbstractList | 随着非线性用电设备的大量增加,电网谐波问题日益严重.并联电容器由于其本身的阻抗呈容性,更容易受到谐波的影响.此外,现有电容器的保护没有考虑到谐波带来的影响,导致在谐波环境下,电容器保护无法有效对电容器的安全运行进行保护.分析了谐波对现有电容器组保护的影响,在现有电容器保护的基础上设计了电容器谐波保护的方法及其整定原则.基于OMAP-L138处理器设计了一种新的并联电容器组谐波微机保护装置,除电容器组常规保护之外,实现了对并联电容器组单次谐波保护以及总谐波畸变率保护.最后通过实验室的测试验证了装置的精度及保护动作误差满足实际的运行要求. |
| Author | 王昕 蔡重凯 王新华 耿介雯 俞永军 陈晓宇 张帆 |
| AuthorAffiliation | 国网浙江省电力有限公司绍兴供电公司,浙江绍兴,312000%深圳市中电电力技术股份有限公司,广东深圳,518000%国网浙江省电力有限公司,浙江杭州,310000 |
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| Author_FL | ZHANG Fan CAI Zhongkai GENG Jiewen YU Yongjun CHEN Xiaoyu WANG Xinhua WANG Xin |
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| Title | 并联电容器组谐波微机保护装置的研究与设计 |
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