智能家电参与低频减载协调配合方案研究Research on Coordination Scheme for Smart Household Appliances Participating Underfrequency Load Shedding
汤奕;邓克愚;孙华东;易俊;贺庆;
摘要(Abstract):
智能电网环境下智能电表和智能家电等智能终端设备在用户侧的推广应用,为电力系统安全稳定控制提供了丰富的动态响应信息。文章将智能需求响应技术与第3道防线中的低频减载措施相结合,利用负荷侧的快速响应资源与第3道防线进行协调控制,提出一种考虑智能家电响应的新型低频减载方案。基于智能电表与电网之间可双向通信的特点,控制智能家电主动提前响应系统的调控需求,通过与传统低频减载方案的协调,可阻止系统频率的大幅度跌落并尽快恢复至额定值附近,提高了系统运行的灵活性和可靠性。时域仿真表明该低频减载方案能够适应电网复杂的运行环境,快速有效地抑制故障下的频率跌落,减少切负荷代价。
关键词(KeyWords): 智能家电;智能电表;需求响应;低频减载
基金项目(Foundation): 国家863高技术基金项目(2011AA05A115);; 国家电网公司科技项目(基于智能化切负荷的低频、低压减载理论与方法研究)~~
作者(Author): 汤奕;邓克愚;孙华东;易俊;贺庆;
Email:
DOI: 10.13335/j.1000-3673.pst.2013.10.017
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