A discussion on the reliablilty of static relays is made in this thesis , because some new problems have arisen after static relays are applied on the relay protection of electric system .
讨论了静态型继电器应用于电力系统继电保护后，在可靠性方面出现的一些新问题，分析了产生这些问题的原因，并提出了继电器选型、产品失效预测方面的建议。
In power system, it can excite partial parallel resonance or serial resonance, enlarge the harmonic wave, trigger relay protection system in error and disturb electric power energy metering equipment.
在电力系统，它可以刺激局部并联谐振或串联谐振，放大谐波，引发继电保护系统误差和扰乱电力能源计量设备。
In the system of relay protection of electric power, abnormal state information given by relay protection devices has two types: accident information message and warning information message.
在电力继电保护系统中，继电保护设备给出的异常状态信息报文通常可分为两类：事故信息报文和预告信息报文。
The paper analyses about reserve protection's problem of relay protection, it must perfect reserve protection, only in this way, to assure electric wire netting and equipment's safe.
文章分析了有关继电保护后备保护的问题，认为必须完善后备保护，只有这样，才能保证电网和设备的安全。
The device offers plentiful electric parameter for microcomputer relay protection equipment and reduces the difficulty of realization.
该设计可以为微机继保装置提供丰富的电气参数，同时大大降低了实现难度。
The dissertation attach to five AutoCAD drawings including the main electric connection, outdoor distribution equipment setting, the relay protection of generator, the decoration of protection scream.
包括电气主接线图、室外配电装置图、发电机保护的原理接线图、展开图、保护屏的布置及端子排 接线图。
Relay protection is one of device to respond the fault and abnormal circulate situation of electric power system, to make the breaker action and to send out the signal.
继电保护装置是一种反应电力系统故障和不正常运行状念，并动作于断路器跳闸和发出信号的设备。
The clock signal provided by Global Positioning System(GPS)is widely used in electric power system for relay protection, SOE (Sequence of Events), fault locating, synchronous sampling and so on.
GPS同步时钟信号已在电力系统的继电保护、事件顺序记录、故障测距、同步采样等诸多领域获得重要运用。
Among the devices used in a substation, intelligent electronic devices (IED) such as numerical relay protection, fault locator and digital electric transducer are getting popularized.
在牵引变电所的设备中，智能电子设备(IED)得到了越来越广泛的使用。微机保护、故障探测、数字式变送器等已逐步在牵引变电所推广使用。
Among the devices used in a substation, intelligent electronic devices (IED) such as numerical relay protection, fault locator and digital electric transducer are getting popularized.
在牵引变电所的设备中，智能电子设备(IED)得到了越来越广泛的使用。微机保护、故障探测、数字式变送器等已逐步在牵引变电所推广使用。
应用推荐