【摘 要】
：
因网架结构和负荷增大等原因,电网运行热稳定问题日益突出.文中从稳态量测数据实用化角度出发,针对短期性和临时性的电网热稳定过载问题,在调度主站能量管理系统中开发热稳定
【机 构】
：
安徽电力调度通信中心,南瑞集团公司(国网电力科学研究院)
论文部分内容阅读
因网架结构和负荷增大等原因,电网运行热稳定问题日益突出.文中从稳态量测数据实用化角度出发,针对短期性和临时性的电网热稳定过载问题,在调度主站能量管理系统中开发热稳定控制子系统,通过分钟级别响应的远程自动控制,切除远方负荷或机组,从而可提高热稳定运行限额和电网供电能力.介绍了主站热稳定控制的原理和实现方法,并且阐述了控制策略管理、三相跳闸事故判定、过载识别及消除和控制可靠性等关键技术.实际运行效果验证了该技术的有效性.
其他文献
Sustainable development, as a "hot topic", concerns not only economic development but also environmental protection. Agriculture, the base of other economic act
While mainframe or 2-tier client/server system have serious problems in flexibility and scalability for the large-scale business processes, 3-tier client/server
Recombinant salmon growth hormone contained in yeast was given for 5 months to flounder in its diet. Both free and total specific binding sites for the growth h
The determination of the stable isotopes, δD, δ18O and δ30Si, values from hydrothermal chimneys in the Mariana Trough, the West Pacific, indicated that the p
The axial and tangential velocities of gas and particle phases and particle concentration for turbulent swirling and recirculating gas-particle (simulating gas-
直流支柱绝缘子污闪问题比交流支柱绝缘子要严重，通过伞裙优化能够明显改善其污闪特性。该文借鉴人工污秽试验研究伞裙优化的成果，利用有限元法对染污直流支柱绝缘子建模，研究伞
风电机组运行参数计算是风电系统稳态调度和暂态分析的基础.恒kopt模型常用于最大功率点跟踪方式下双馈感应发电机(DFIG)初值计算,但是其所得发电机转速与风力机最优转速相矛
为研究纳米颗粒填充对复合介质阈值电场特性的影响,以低密度聚乙烯(low-density polyethylene,LDPE)为基料、纳米二氧化硅(silica)为填充颗粒,制备了填充粒径分别为7和16 nm
this paper, the influence of inorganic salt on aerobic biodegradability of dyestuffs was studied by means of semicontinuous activated sludge method. It was foun
An enclosed chamber technique was used to measure N2O emissions from intensively agricultural soils of the North China Plain during the periods of 1995-1996 and