four-wire system

美 [fɔːr ˈwaɪər ˈsɪstəm]英 [fɔː(r) ˈwaɪə(r) ˈsɪstəm]
  • 四线制
four-wire systemfour-wire system
  1. The multi-objective control of micro source is studied for three-phase four-wire system .

    研究了基于逆变器并网的微电源在三相四线制微电网中的多目标控制问题。

  2. It is suitable for both three-phase three-wire system and three-phase four-wire system .

    该公式既适合于三相三线制系统,也适合于三相四线制系统。

  3. Optimized Control Study on Three-Phase Four-Wire System Inverter Based on Genetic Algorithm

    基于遗传算法的三相四线制逆变器优化控制的研究

  4. Main Circuit Design of the Active Power Filter for Three-phase Four-wire System

    三相四线制有源电力滤波器主电路设计

  5. Study on series hybrid active power filter in a three-phase four-wire system

    三相四线制下串联混合型滤波器的研究

  6. Harmonic Detection Applied to Active Power Filter in Three-phase Four-wire System

    三相四线制系统中有源滤波器的谐波检测方法

  7. Instantaneous Reactive Power and Active Power Filter in Three-phase Four-wire System

    三相四线制电路中的瞬时无功功率及有源电力滤波器

  8. An Analysis of a Neutral Line Break Fault in Three-phase Four-wire System

    一起三相四线制配电系统零线断线故障事故分析

  9. Modified harmonic current detecting method for three-phase four-wire system

    改进的三相四线制系统谐波电流检测方法

  10. Research on Harmonic Current Detection in Three-Phase Four-Wire System Based on Improved p-q-r Method

    基于改进p-q-r法的三相四线制系统谐波电流检测方法的研究

  11. One-Cycle Control Strategy and Simulation of Dynamic Voltage Regulator for Three-Phase Four-Wire System

    三相四线动态电压调节器的单周控制策略与仿真分析

  12. Simulation of algorithm and parameters for shunt active power filter in three-phase and four-wire system

    三相四线制并联型电力有源滤波器的算法和参数仿真

  13. A novel method to cancel the neutral harmonic current in three-phase four-wire system

    三相四线制下中线谐波电流治理的新方法

  14. Application of FBD-method to real-time current detection in three-phase four-wire system

    FBD法在三相四线制系统电流实时检测中应用

  15. In this paper , instantaneous reactive power theory using in three-phase four-wire system was discussed at first .

    讨论了在三相四线制系统中瞬时无功功率理论和有源电力滤波器的研究结果。

  16. A new DSP based hybrid power filter designed under the condition of three-phase four-wire system is presented .

    介绍了一种基于DSP的三相四线制系统混合型电力滤波装置。

  17. Study of Shunt Active Power Filter Realizing Reactive Power and Harmonics Compensation in Three-Phase Four-Wire System

    三相四线制无功与谐波全补偿的并联有源电力滤波器的研究

  18. Discussion on Non-earthing Neutral Point of Power Line for Low Voltage Three-phase Four-wire System

    低压三相四线制中性点不接地之浅见

  19. Protection Circuit in Three-phase Four-wire System

    三相四线制中线断线保护电路

  20. Unsafe Factors in the way of Protective Connection to Neutral Line in Three-phase and Four-wire system

    三相四线制保护接零不安全因素

  21. Fault-line Analysis on Three-phase Four-wire System and its Prevention

    三相四线制供电线路断线故障的分析及保护措施

  22. In the mode of three-phase four-wire system electrical power supply , the abnormal electrical power supply will do great harm .

    在三相四线制供电方式中,供电异常将产生极大的危害。

  23. A new one-cycle control scheme of dynamic voltage regulator ( DVR ) for three-phase four-wire system is proposed .

    提出了一种三相四线系统动态电压调节器(dynamicvoltageregulator,DVR)的单周控制模型。

  24. Using high performance DSP processor , the device can calculate and compensate harmonic current rapidly under the condition of three-phase four-wire system .

    该装置应用于普遍使用的三相四线制系统,采用新型高速DSP控制芯片,可实时地检测计算负载谐波并加以补偿。

  25. This paper chiefly examines unsafe factors in the way of protective connection to neutral line in three-phase and four-wire system .

    文章主要分析三相四线制保护接零方式存在的不安全因素。

  26. Due to large number of single phase nonlinear loads being put into use , harmonic problem in three-phase four-wire system has become more and more serious .

    随着大量单相非线性负载的使用,三相四线制系统谐波问题越来越严重。由于零序分量的存在,三相四线制系统谐波治理不同于三相三线制系统,很多工作尚处于起步阶段。

  27. The open-air wires of three-phase four-wire system are extensively used in supply main of 220V & 380V electric network of China .

    在我国380/220伏电力网络中,广泛采用三相四线制架空线作为配电干线。

  28. The DCS power grounding should be : when three - phase and four-wire system is adopted , the neutral wire should be grounded ;

    而采用单相电源时,若DCS与电力设备为公用接地,则DCS电源零线不接地;

  29. Due to more and more single phase non-linear loads being put into use , people begin to pay attentions to harmonic problem in three-phase four-wire system .

    随着越来越多的非线性负荷投入电网应用,三相四线制配电网系统谐波治理问题开始引起了人们的关注。

  30. A nonlinear dynamic model is set up to study the sustainable development and utility of renewable resources in this paper . In this paper , instantaneous reactive power theory using in three-phase four-wire system was discussed at first .

    本文运用非线性理论建立了可再生资源二次非线性收获的动力模式。讨论了在三相四线制系统中瞬时无功功率理论和有源电力滤波器的研究结果。