| 交直流混联受端电网频率紧急协调控制技术及应用 |
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| 引用本文： | 董希建,罗剑波,李雪明,李碧君,万芳茹,薛峰,王忠明,李志辉.交直流混联受端电网频率紧急协调控制技术及应用[J].电力系统保护与控制,2018,46(18):59-66. |
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| 作者姓名： | 董希建 罗剑波 李雪明 李碧君 万芳茹 薛峰 王忠明 李志辉 |
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| 作者单位： | 南瑞集团(国网电力科学研究院)有限公司;智能电网保护和运行控制国家重点实验室 |
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| 基金项目： | 国家电网公司总部科技项目资助“分区电网安全稳定控制系统功能及可靠性闭环验证关键技术研究” |
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| 摘 要： | 交直流混联受端电网大频差事故下的频率稳定控制是个难题,之前主要依靠电源侧的一次调频响应以及负荷侧的低频减载措施。随着直流功率紧急支援、抽蓄切泵和大规模可中断负荷控制等新型可控资源以及相应新控制技术的出现,全面提升和拓展频率紧急控制技术成为可能。系统性地分析了实现频率紧急全过程控制需要攻克的关键技术,重点阐述了频率紧急协调控制技术中的故障可靠识别、功率损失量准确计算、多防线协同、多措施分类协调、系统监视与管理等核心技术。基于上述关键和核心技术构建了华东电网频率紧急协调控制系统,保障了华东电网的安全稳定运行,提升了新能源的消纳能力。
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| 关 键 词： | 特高压直流 交直流混联 多直流馈入 大频差 直流功率紧急支援 可中断负荷 多防线协同 |
| 收稿时间： | 2018/1/15 0:00:00 |
| 修稿时间： | 2018/6/15 0:00:00 |
Research and application of frequency emergency coordination and control technology in hybrid AC/DC power grids |
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| DONG Xijian,LUO Jianbo,LI Xueming,LI Bijun,WAN Fangru,XUE Feng,WANG Zhongming and LI Zhihui.Research and application of frequency emergency coordination and control technology in hybrid AC/DC power grids[J].Power System Protection and Control,2018,46(18):59-66. |
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| Authors: | DONG Xijian LUO Jianbo LI Xueming LI Bijun WAN Fangru XUE Feng WANG Zhongming and LI Zhihui |
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| Affiliation: | NARI Group Corporation State Grid Electric Power Research Institute, Nanjing 211106, China;State Key Laboratory of Smart Grid Protection and Control, Nanjing 211106, China,NARI Group Corporation State Grid Electric Power Research Institute, Nanjing 211106, China;State Key Laboratory of Smart Grid Protection and Control, Nanjing 211106, China,NARI Group Corporation State Grid Electric Power Research Institute, Nanjing 211106, China;State Key Laboratory of Smart Grid Protection and Control, Nanjing 211106, China,NARI Group Corporation State Grid Electric Power Research Institute, Nanjing 211106, China;State Key Laboratory of Smart Grid Protection and Control, Nanjing 211106, China,NARI Group Corporation State Grid Electric Power Research Institute, Nanjing 211106, China;State Key Laboratory of Smart Grid Protection and Control, Nanjing 211106, China,NARI Group Corporation State Grid Electric Power Research Institute, Nanjing 211106, China;State Key Laboratory of Smart Grid Protection and Control, Nanjing 211106, China,NARI Group Corporation State Grid Electric Power Research Institute, Nanjing 211106, China;State Key Laboratory of Smart Grid Protection and Control, Nanjing 211106, China and NARI Group Corporation State Grid Electric Power Research Institute, Nanjing 211106, China;State Key Laboratory of Smart Grid Protection and Control, Nanjing 211106, China |
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| Abstract: | |
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| Keywords: | UHVDC hybrid AC/DC power grids multi-infeed DC large frequency difference DC power emergency support interruptible load multi-line coordination |
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