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- To eliminate the harmonics caused by nonlinear loads in power network, a modularized active power filter (APF) for low voltage power network is designed. 为滤除低压电网非线性负载产生的谐波,设计了模块化并联型低压有源滤波装置。
- Analysis results show that within the frequency band from 1MHz to 30MHz the impedance of low voltage power network varies from more than ten ohms to one thousand ohms and in general it decreases with the increment of frequency. 分析结果表明在1~30MHz频段,其阻抗值在十几欧姆到上千欧姆之间变化,总体上随频率的升高而降低;
- Harmonic wave harness of low voltage power network 低压电网的谐波治理
- Research of Narrow-Band Fading in Low Voltage Power Network 低压电网的窄带衰落特性研究
- Application of SSC P300 In Remote Metering System In Low Voltage Power Network 300芯片在低压电网抄表系统中的应用
- Application of an Earth Leakage Protective Device in Low Voltage Power Network 漏电保护器在低压电网中的应用
- Application Research of Reactive Voltage Compensation in Urban Low Voltage Power Network 城网低压无功补偿的应用分析
- Planning, Design and Implementation of Low Voltage Power Network in Upgrading of the Rural Power Grid 农网改造中低压电网的规划设计及实施
- Key issues of realizing high-speed data access in low voltage power networks 利用低压电网实现高速信息接入需要解决的问题
- Low voltage power line carrier automatic meter recording system. 低压电力线载波集抄系统。
- low voltage power network 低压电网
- Low voltage power distribution cabinet, power distribution chest and lighting chest. 低压配电柜,动力配电箱、照明箱。
- The existing problems of high voltage power network in DDZ are analyzed in detail. 介绍一种自行研制的高压电网功率因数自动补偿装置。
- Being operated from low voltage power supply the tonometer is electrically safe. 低压电源操作,眼压仪电方面是安全的。
- Guide on methods of measurement of short duration transients on low voltage power and signal lines. 低电压;电力传输线路;电气工程;电磁兼容性;测量;
- Lightning current withstand capacity test of electronic equipment wires and fuse links in low voltage power systems is conducted in laboratory . 通过试验研究了弱电设备电气连线、制电路板及低压系统保险丝管等耐受雷电流的能力。
- Lightning current withstand capacity test of electronic equipment wires and fuse links in low voltage power systems is conducted in laboratory. 通过试验研究了弱电设备电气连线、印制电路板及低压系统保险丝管等耐受雷电流的能力。
- Our main products include C,KU,S band LNB,MMDS LNBF,Wave Filters,Amplifiers and other components of satellite receiving system,also some products of low voltage power system. 优质的器件,先进的生产检测设备,高素质的员工队伍...保证了我们能为顾客提供高品质的产品。
- This paper introduces a distributed Transformer Terminal Unit(TTU) base on MSP430F449 singlechip produced by TI corporation, which has function of reactive power compensation control and apply to low voltage power system(0.4kV). 该文介绍的是一种基于TI 公司MSP430F449单片机;适用于低压(0.;4kV)配电网的具有无功功率补偿控制功能的配变终端单元(TTU)。
- Our main products include MMDS LNBF, C, KU, S band LNB, Wave Filters, Amplifiers, Duplexer and other components of satellite receiving system, also some products of low voltage power system. 主要生产经营MMDS降频器、KU波段高频头、C波段高频头、S波段高频头、滤波器、放大器、双工器、数字卫星接收机、卫星接收天线、弱电系统工程以及其他通讯产品。