| 电力系统区间振荡的阻尼与区域间送电功率关系特性 |
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| 引用本文： | 王青,马世英.电力系统区间振荡的阻尼与区域间送电功率关系特性[J].电网技术,2011(5). |
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| 作者姓名： | 王青 马世英 |
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| 作者单位： | 中国电力科学研究院; |
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| 摘 要： | 区间振荡的阻尼与区域间送电功率关系特性是电力系统区间振荡特性研究的重要问题。结合华东互联系统工程实例,对该问题着重进行了理论分析和探讨。定义了2机互联系统机电振荡模式的特征值对发电机转子相对角的灵敏度。通过对灵敏度符号变化规律的推导,获得了机电振荡模式的阻尼随转子相对角大小变化的一般规律。在此基础上,将区间振荡阻尼与区域间送电功率的关系特性问题,转换为2等值机互联系统机电振荡模式的阻尼与转子相对角关系特性问题,进而给出理论分析和解释。研究工作对于全面、准确掌握区间振荡的复杂特性有一定的指导意义。
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| 关 键 词： | 区间振荡 阻尼 小干扰稳定 送电功率 电力系统 |
Relationship Between Inter-area Oscillation Damping in Power System and Inter-area Transmitted Power |
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| WANG Qing,MA Shiying.Relationship Between Inter-area Oscillation Damping in Power System and Inter-area Transmitted Power[J].Power System Technology,2011(5). |
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| Authors: | WANG Qing MA Shiying |
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| Affiliation: | WANG Qing,MA Shiying(China Electric Power Research Institute,Haidian District,Beijing 100192,China) |
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| Abstract: | It is an important content in the research on inter-area oscillation characteristic in power system to make the relationship between inter-area oscillation damping in power system and the inter-area transmitted power clear.Based on the engineering case of interconnection project of East China power grid,the theoretical analysis and research on the relationship between inter-area oscillation damping and inter-area transmitted power are proposed.The sensitivity of eigenvalue of electromechanical oscillation i... |
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| Keywords: | inter-area oscillation damping small signal stability transmitted power power system |
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