The nervous system is an electrical network in the body . discomfort is perceived when the body senses an assault and sends an electrical signal to the brain 神经系统有如身体的电力网络,当身体受到如温度、压力等刺激时,神经系统便会发出电力讯号,并随即传送至脑部,产生不适感觉。
Abb will supply the cable for the high - voltage direct current ( hvdc ) link that is scheduled for completion in 2010 , creating the country ' s first nationwide electricity network Abb将为这条计划于2010年完工的高压直流( hvdc )电线提供电缆,该条电线创造了该国的第一条全国性电力网络。
Along with the arrival of electric power network ’ s magnification , complication and the tendency of region network interconnection , the electrical power system ’ s behavior will be more and more complex 随着电力网络的扩大化、复杂化和区域网互联趋势的到来,电力系统的行为将越来越复杂。
Central china suffered more snow and heavy fog over the weekend , further complicating efforts to restore transport and power networks that have been battered by severe winter weather 刚刚过去的这个周末,中国再遇大雪和浓雾天气,给中国恢复受恶劣冬季天气重创的交通与电力网络进一步增加了难度。
Abb will supply power products and systems including substation equipment , transformers and an electricity network management system based on supervisory control and data acquisition ( scada ) technology Abb将提供的电力产品和系统包括变电站设备、变压器以及一个基于监控和数据采集( scada )技术的电力网络管理系统。
Flow meters may be affected , giving incorrect reading . the rate of corrosion of pipeline may also increase . the abnormal current induced in power grids may damage transformers because of overheating 流量计可能会受到干扰,使数据失误管道的腐蚀速度亦可能会增快电力网络上的不正常电流可能使变压器因过热而烧毁。
Flow meters may be affected , giving incorrect reading . the rate of corrosion of pipeline may also increase . the abnormal current induced in power grids may damage transformers because of overheating 流量计可能会受到干扰,使数据失误;管道的腐蚀速度亦可能会增快;电力网络上的不正常电流可能使变压器因过热而烧毁。
The ability of power network maintaining its power supply reliability and quality is restricted by power network structure , line and load characteristics , generator drive device characteristics and relay protection mechanism 电力网络维持其供电可靠性及电能质量的能力是受电网结构、线路和负荷特性、发电机动力设备特性以及继电保护机制等因素影响的。
This paper make transient simulation using atp about 110kv transmission line , then extract the fault parameter and characteristic element from the result of simulation and generate training samples and testing samples 应用电磁暂态仿真程序( atp )对110kv输电线路电力网络进行暂态仿真,对仿真结果采用傅氏算法提取故障时的参数和特征量,生成用于神经网络训练和测试的样本。
This paper presents a fast tracking method of network topology based on a width priority search . only depend on the node numbers of graphic devices and the status of switches , the method can deal with every status of network connectivity quickly 本文提出了一种基于广度优先的拓扑算法,该算法仅根据图形设备的节点号和开关的开合状态,可以对任何结线方式的电力网络进行拓扑。