WO2019148922A1 - Neutral-section-passing electronic switch energy extraction circuit - Google Patents

Neutral-section-passing electronic switch energy extraction circuit Download PDF

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WO2019148922A1
WO2019148922A1 PCT/CN2018/114355 CN2018114355W WO2019148922A1 WO 2019148922 A1 WO2019148922 A1 WO 2019148922A1 CN 2018114355 W CN2018114355 W CN 2018114355W WO 2019148922 A1 WO2019148922 A1 WO 2019148922A1
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Prior art keywords
electronic switch
circuit
power supply
unit
energy
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PCT/CN2018/114355
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French (fr)
Chinese (zh)
Inventor
邱文俊
胡前
吕顺凯
何多昌
胡家喜
赵道德
刘斐
何健明
钟强
杨鸣远
胡君楷
高原
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株洲中车时代电气股份有限公司
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Publication of WO2019148922A1 publication Critical patent/WO2019148922A1/en

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
    • H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
    • H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
    • H02M5/453—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M5/458—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M5/4585—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only having a rectifier with controlled elements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
    • H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
    • H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
    • H02M5/453—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M5/458—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only

Definitions

  • the invention mainly relates to the field of over-phase separation technology, and particularly relates to an over-phase electronic switch energy-carrying circuit.
  • the technical problem to be solved by the present invention is that, in view of the technical problems existing in the prior art, the present invention provides an over-phase electronic switch capability circuit with simple structure and high reliability.
  • the technical solution proposed by the present invention is:
  • An over-phase electronic switch energy-carrying circuit comprises a power supply unit, an adjustment unit and an energy-receiving unit connected in sequence, the power supply unit comprises a power supply module and an uninterruptible power supply module connected in sequence, and the adjustment unit is configured to output to the power supply unit
  • the power supply is regulated and high- and low-voltage electrically isolated and output to an energy-consuming unit for converting current energy to supply an electronic switch.
  • a switch assembly is disposed between the power module and the uninterruptible power module.
  • the switch assembly is a circuit breaker.
  • the adjustment unit includes an isolation transformer.
  • a reactor for adjusting the current of the primary side of the isolation transformer is connected in series with the input end of the isolation transformer.
  • a capacitor bank is connected in parallel with the output end of the uninterruptible power supply module for compensating for inductive reactive power in the regulating unit.
  • the energy-carrying unit includes one or more current transformers, and each of the current transformers is connected to the trigger plates of the electronic switches in a one-to-one correspondence.
  • the uninterruptible power supply module is an AC-DC-AC conversion circuit.
  • the over-phase electronic switch circuit of the invention provides a reliable power supply through an uninterruptible power supply module (such as a UPS device) through a power module (such as AC220V or 380V, etc.) to ensure the reliability of the over-phase electronic switch.
  • an uninterruptible power supply module such as a UPS device
  • a power module such as AC220V or 380V, etc.
  • FIG. 1 is a block diagram of the present invention.
  • FIG. 2 is a circuit schematic diagram of an uninterruptible power supply module of the present invention.
  • Figure 3 is a circuit schematic diagram of the adjustment unit of the present invention.
  • FIG. 4 is a circuit schematic diagram of the energy dissipating unit of the present invention.
  • the reference numerals in the figure indicate: 1. a power supply unit; 2. an adjustment unit; 3. an energy-taking unit.
  • the over-phase electronic switch energy-carrying circuit of the embodiment includes a power supply unit 1, an adjustment unit 2 and an energy-carrying unit 3, which are sequentially connected, and the power supply unit 1 includes a power supply module and an uninterruptible power supply module that are sequentially connected.
  • the adjusting unit 2 is configured to adjust (voltage conversion) and high-low voltage electrical isolation of the power supply current outputted by the power supply unit 1, and then output to the energy-carrying unit 3, and the energy-carrying unit 3 is configured to convert the current energy to supply the electronic switch (such as thyristor trigger board).
  • the over-phase electronic switch circuit of the invention provides a reliable power supply through an uninterruptible power supply module (such as a UPS device) through a power module (such as AC220V or 380V, etc.) to ensure the reliability of the over-phase electronic switch.
  • an uninterruptible power supply module such as a UPS device
  • a power module such as AC220V or 380V, etc.
  • the adjusting unit 2 includes an isolating transformer TC for performing voltage conversion and high and low voltage electrical isolation.
  • the input end of the isolating transformer is connected in series with a reactor L for adjusting the current of the primary side of the isolation transformer.
  • the reactor L can employ a varactor.
  • the isolation source and the reactor are used to change the current source and the electrical isolation between the high and low voltages to meet the requirements of the thyristor trigger board.
  • the adjustment unit 2 can also employ a constant current source.
  • a switch component such as a circuit breaker QF
  • the power module such as an AC power source
  • the uninterruptible power supply module UPS for inputting or exiting the circuit.
  • a capacitor bank e.g., capacitor C
  • the uninterruptible power supply module adopts an AC-DC-AC conversion circuit (for example, an AC/DC circuit and a DC/AC circuit connected in series).
  • the energy-carrying unit 3 includes two current transformers (TA1 and TA2), and the two current transformers are connected with the two-phase thyristor trigger boards in one-to-one correspondence for performing The conversion of the power supply to power the high-potential thyristor trigger board.
  • the number of current transformers is consistent according to the number of thyristor trigger plates.
  • the UPS After the QF is closed, the UPS provides a reliable continuous AC power supply to the subsequent circuit.
  • the inductance of the reactor L By adjusting the inductance of the reactor L, the current in the primary circuit of the isolation transformer TC is adjusted, and the current is transmitted through the isolation transformer TC.
  • the current transformers TA1 and TA2 are converted into the energy required by the high-potential thyristor control circuit.
  • high-voltage cable DL is used to realize electrical isolation in high and low voltage circuits; in addition, isolation transformer TC can also provide isolation between high and low voltage potentials to achieve double protection.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Stand-By Power Supply Arrangements (AREA)

Abstract

A neutral-section-passing electronic switch energy extraction circuit, comprising a power supply unit, an adjustment unit and an energy extraction unit that are connected in sequence, wherein the power supply unit comprises a power supply module and an uninterruptible power supply module that are connected in sequence; the adjustment unit is used for adjusting a power supply output by the power supply unit, carrying out electrical isolation between high and low voltages, and outputting same to the energy extraction unit; and the energy extraction unit is used for converting current energy and supplying same to an electronic switch. The neutral-section-passing electronic switch energy extraction circuit has the advantages of a simple structure, high reliability, etc.

Description

一种过分相电子开关取能电路Over-phase electronic switch circuit
相关申请的交叉引用Cross-reference to related applications
本申请要求享有2018年01月31日提交的名称为“一种过分相电子开关取能电路”的中国专利申请CN201810097241.0的优先权，该申请的全部内容通过引用并入本文中。This application claims the benefit of priority to the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the present disclosure.
技术领域Technical field
本发明主要涉及过分相技术领域，特指一种过分相电子开关取能电路。The invention mainly relates to the field of over-phase separation technology, and particularly relates to an over-phase electronic switch energy-carrying circuit.
背景技术Background technique
现有过分相装置中的电子开关大多从接触网中取电，经接触网中取电后再经过相应变换再供给电子开关。此种取能方式受接触网电源影响，可靠性较低。Most of the electronic switches in the existing phase separation devices take power from the contact network, and after being taken from the contact network, they are then converted and then supplied to the electronic switch. This type of energy-receiving is affected by the power supply of the contact network and has low reliability.
发明内容Summary of the invention
本发明要解决的技术问题就在于：针对现有技术存在的技术问题，本发明提供一种结构简单、可靠性高的过分相电子开关取能电路。The technical problem to be solved by the present invention is that, in view of the technical problems existing in the prior art, the present invention provides an over-phase electronic switch capability circuit with simple structure and high reliability.
为解决上述技术问题，本发明提出的技术方案为：In order to solve the above technical problem, the technical solution proposed by the present invention is:
一种过分相电子开关取能电路，包括依次相连的供电单元、调节单元和取能单元，所述供电单元包括依次相连的电源模块和不间断电源模块，所述调节单元用于对供电单元输出的电源进行调节以及高低压电气隔离后并输出至取能单元，所述取能单元用于对电流能量进行变换以供给电子开关。An over-phase electronic switch energy-carrying circuit comprises a power supply unit, an adjustment unit and an energy-receiving unit connected in sequence, the power supply unit comprises a power supply module and an uninterruptible power supply module connected in sequence, and the adjustment unit is configured to output to the power supply unit The power supply is regulated and high- and low-voltage electrically isolated and output to an energy-consuming unit for converting current energy to supply an electronic switch.
作为上述技术方案的进一步改进：As a further improvement of the above technical solution:
所述电源模块与所述不间断电源模块之间设置有开关组件。A switch assembly is disposed between the power module and the uninterruptible power module.
所述开关组件为断路器。The switch assembly is a circuit breaker.
所述调节单元包括隔离变压器。The adjustment unit includes an isolation transformer.
所述隔离变压器的输入端串联有用于调节隔离变压器原边回路电流大小的电抗器。A reactor for adjusting the current of the primary side of the isolation transformer is connected in series with the input end of the isolation transformer.
所述不间断电源模块的输出端并联有电容器组，用于对调节单元中的感性无功进行补偿。A capacitor bank is connected in parallel with the output end of the uninterruptible power supply module for compensating for inductive reactive power in the regulating unit.
所述取能单元包括一个以上的电流互感器，各所述电流互感器与各电子开关的触发板一一对应连接。The energy-carrying unit includes one or more current transformers, and each of the current transformers is connected to the trigger plates of the electronic switches in a one-to-one correspondence.
所述不间断电源模块为AC-DC-AC变换电路。The uninterruptible power supply module is an AC-DC-AC conversion circuit.
与现有技术相比，本发明的优点在于：The advantages of the present invention over the prior art are:
本发明的过分相电子开关取能电路，通过电源模块(如AC220V或380V等)经不间断电源模块(如UPS装置)提供可靠的电源，保证过分相电子开关工作的可靠性。The over-phase electronic switch circuit of the invention provides a reliable power supply through an uninterruptible power supply module (such as a UPS device) through a power module (such as AC220V or 380V, etc.) to ensure the reliability of the over-phase electronic switch.
附图说明DRAWINGS
图1为本发明的方框结构图。Figure 1 is a block diagram of the present invention.
图2为本发明中不间断电源模块的电路原理图。2 is a circuit schematic diagram of an uninterruptible power supply module of the present invention.
图3为本发明中调节单元的电路原理图。Figure 3 is a circuit schematic diagram of the adjustment unit of the present invention.
图4为本发明中取能单元的电路原理图。Figure 4 is a circuit schematic diagram of the energy dissipating unit of the present invention.
图中标号表示：1、供电单元；2、调节单元；3、取能单元。The reference numerals in the figure indicate: 1. a power supply unit; 2. an adjustment unit; 3. an energy-taking unit.
具体实施方式Detailed ways
以下结合说明书附图和具体实施例对本发明作进一步描述。The invention is further described below in conjunction with the drawings and specific embodiments.
如图1所示，本实施例的过分相电子开关取能电路，包括依次相连的供电单元1、调节单元2和取能单元3，供电单元1包括依次相连的电源模块和不间断电源模块，调节单元2用于对供电单元1输出的电源电流进行调节(电压变换)以及高低压电气隔离后，再输出至取能单元3，取能单元3用于对电流能量进行变换以供给电子开关(如晶闸管触发板)。本发明的过分相电子开关取能电路，通过电源模块(如AC220V或380V等)经不间断电源模块(如UPS装置)提供可靠的电源，保证过分相电子开关工作的可靠性。As shown in FIG. 1 , the over-phase electronic switch energy-carrying circuit of the embodiment includes a power supply unit 1, an adjustment unit 2 and an energy-carrying unit 3, which are sequentially connected, and the power supply unit 1 includes a power supply module and an uninterruptible power supply module that are sequentially connected. The adjusting unit 2 is configured to adjust (voltage conversion) and high-low voltage electrical isolation of the power supply current outputted by the power supply unit 1, and then output to the energy-carrying unit 3, and the energy-carrying unit 3 is configured to convert the current energy to supply the electronic switch ( Such as thyristor trigger board). The over-phase electronic switch circuit of the invention provides a reliable power supply through an uninterruptible power supply module (such as a UPS device) through a power module (such as AC220V or 380V, etc.) to ensure the reliability of the over-phase electronic switch.
如图1和图3所示，调节单元2包括隔离变压器TC，用于进行电压变换及高低压电气隔离，其中隔离变压器的输入端串联有用于调节隔离变压器原边回路电流大小的电抗器L，电抗器L可采用可变电抗器。通过隔离变压器与电抗器进行电流源的变换以及高低压之间的电气隔离，以达到晶闸管触发板供电能量的要求。在其它实施例中，调节单元2也可以采用恒流电源。As shown in FIG. 1 and FIG. 3, the adjusting unit 2 includes an isolating transformer TC for performing voltage conversion and high and low voltage electrical isolation. The input end of the isolating transformer is connected in series with a reactor L for adjusting the current of the primary side of the isolation transformer. The reactor L can employ a varactor. The isolation source and the reactor are used to change the current source and the electrical isolation between the high and low voltages to meet the requirements of the thyristor trigger board. In other embodiments, the adjustment unit 2 can also employ a constant current source.
如图1和图2所示，本实施例中，电源模块(如AC电源)与不间断电源模块UPS之间设置有开关组件(如断路器QF)，用于电路投入或退出。另外，为 了对调节单元2中电抗器L的感性无功进行补偿，不间断电源模块UPS的输出端并联有电容器组(如电容C)。其中不间断电源模块采用AC-DC-AC变换电路(如为相互串联的AC/DC电路和DC/AC电路)。As shown in FIG. 1 and FIG. 2, in this embodiment, a switch component (such as a circuit breaker QF) is disposed between the power module (such as an AC power source) and the uninterruptible power supply module UPS for inputting or exiting the circuit. In addition, in order to compensate the inductive reactive power of the reactor L in the regulating unit 2, a capacitor bank (e.g., capacitor C) is connected in parallel with the output end of the uninterruptible power supply module UPS. Among them, the uninterruptible power supply module adopts an AC-DC-AC conversion circuit (for example, an AC/DC circuit and a DC/AC circuit connected in series).
如图1和图4所示，本实施例中，取能单元3包括两个电流互感器(TA1和TA2)，两个电流互感器与两相的晶闸管触发板一一对应连接，用于进行电源能量的变换，从而为高电位的晶闸管触发板供电。其中电流互感器的数量根据晶闸管触发板的数量保持一致。As shown in FIG. 1 and FIG. 4, in the embodiment, the energy-carrying unit 3 includes two current transformers (TA1 and TA2), and the two current transformers are connected with the two-phase thyristor trigger boards in one-to-one correspondence for performing The conversion of the power supply to power the high-potential thyristor trigger board. The number of current transformers is consistent according to the number of thyristor trigger plates.
工作原理：QF闭合后，经UPS对后续电路提供可靠的持续的交流电源，通过对电抗器L的电感量进行调节，调节隔离变压器TC原边回路中的电流大小，电流经隔离变压器TC变换传递至副边，再经电流互感器TA1和TA2变换为高电位晶闸管控制电路所需的能量。其中采用高压电缆DL实现高、低压电路中的电气隔离；另外隔离变压器TC也可起到高、低压电位之间的隔离作用，实现双重保护。Working principle: After the QF is closed, the UPS provides a reliable continuous AC power supply to the subsequent circuit. By adjusting the inductance of the reactor L, the current in the primary circuit of the isolation transformer TC is adjusted, and the current is transmitted through the isolation transformer TC. To the secondary side, the current transformers TA1 and TA2 are converted into the energy required by the high-potential thyristor control circuit. Among them, high-voltage cable DL is used to realize electrical isolation in high and low voltage circuits; in addition, isolation transformer TC can also provide isolation between high and low voltage potentials to achieve double protection.
以上仅是本发明的优选实施方式，本发明的保护范围并不仅局限于上述实施例，凡属于本发明思路下的技术方案均属于本发明的保护范围。应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明原理前提下的若干改进和润饰，应视为本发明的保护范围。The above is only a preferred embodiment of the present invention, and the scope of protection of the present invention is not limited to the above embodiments, and all the technical solutions under the inventive concept belong to the protection scope of the present invention. It should be noted that a number of improvements and modifications without departing from the principles of the invention are considered to be within the scope of the invention.

Claims (18)

  1. 一种过分相电子开关取能电路，包括依次相连的供电单元(1)、调节单元(2)和取能单元(3)，所述供电单元(1)包括依次相连的电源模块和不间断电源模块，所述调节单元(2)用于对供电单元(1)输出的电源进行调节以及高低压电气隔离后并输出至取能单元(3)，所述取能单元(3)用于对电流能量进行变换以供给电子开关。An over-phase electronic switch energy-carrying circuit comprises a power supply unit (1), an adjustment unit (2) and an energy-receiving unit (3) connected in sequence, and the power supply unit (1) comprises a power supply module and an uninterruptible power supply connected in sequence a module, the adjusting unit (2) is used for regulating the power output of the power supply unit (1) and is electrically and high-isolated, and outputting to the energy-receiving unit (3), the energy-consuming unit (3) is used for current The energy is transformed to supply an electronic switch.
  2. 根据权利要求1所述的过分相电子开关取能电路，其中，所述电源模块与所述不间断电源模块之间设置有开关组件。The overphase electronic switch circuit-carrying circuit according to claim 1, wherein a switch component is disposed between the power module and the uninterruptible power module.
  3. 根据权利要求2所述的过分相电子开关取能电路，其中，所述开关组件为断路器。The overphase electronic switch enable circuit of claim 2 wherein said switch assembly is a circuit breaker.
  4. 根据权利要求1所述的过分相电子开关取能电路，其中，所述调节单元(2)包括隔离变压器。The overphase electronic switch enable circuit of claim 1 wherein said adjustment unit (2) comprises an isolation transformer.
  5. 根据权利要求4所述的过分相电子开关取能电路，其中，所述隔离变压器的输入端串联有用于调节隔离变压器原边回路电流大小的电抗器。The overphase electronic switch circuit-carrying circuit according to claim 4, wherein the input end of the isolation transformer is connected in series with a reactor for adjusting the magnitude of the primary loop current of the isolation transformer.
  6. 根据权利要求5所述的过分相电子开关取能电路，其中，所述不间断电源模块的输出端并联有电容器组，用于对调节单元(2)中的感性无功进行补偿。The over-phase electronic switch circuit-carrying circuit according to claim 5, wherein the output of the uninterruptible power supply module is connected in parallel with a capacitor bank for compensating for inductive reactive power in the regulating unit (2).
  7. 根据权利要求2所述的过分相电子开关取能电路，其中，所述调节单元(2)包括隔离变压器。The overphase electronic switch enable circuit of claim 2, wherein the adjustment unit (2) comprises an isolation transformer.
  8. 根据权利要求7所述的过分相电子开关取能电路，其中，所述隔离变压器的输入端串联有用于调节隔离变压器原边回路电流大小的电抗器。The over-phase electronic switch circuit-carrying circuit according to claim 7, wherein the input terminal of the isolation transformer is connected in series with a reactor for adjusting the current of the primary side of the isolation transformer.
  9. 根据权利要求8所述的过分相电子开关取能电路，其中，所述不间断电源模块的输出端并联有电容器组，用于对调节单元(2)中的感性无功进行补偿。The over-phase electronic switch circuit-carrying circuit according to claim 8, wherein the output of the uninterruptible power supply module is connected in parallel with a capacitor bank for compensating for inductive reactive power in the regulating unit (2).
  10. 根据权利要求3所述的过分相电子开关取能电路，其中，所述调节单元(2)包括隔离变压器。The overphase electronic switch enable circuit of claim 3, wherein the adjustment unit (2) comprises an isolation transformer.
  11. 根据权利要求10所述的过分相电子开关取能电路，其中，所述隔离变压器的输入端串联有用于调节隔离变压器原边回路电流大小的电抗器。The over-phase electronic switch circuit-carrying circuit according to claim 10, wherein the input terminal of the isolation transformer is connected in series with a reactor for adjusting the magnitude of the primary loop current of the isolation transformer.
  12. 根据权利要求11所述的过分相电子开关取能电路，其中，所述不间断电源模块的输出端并联有电容器组，用于对调节单元(2)中的感性无功进行补偿。The over-phase electronic switch circuit-carrying circuit according to claim 11, wherein the output of the uninterruptible power supply module is connected in parallel with a capacitor bank for compensating for inductive reactive power in the regulating unit (2).
  13. 根据权利要求1所述的过分相电子开关取能电路，其中，所述取能单元(3)包括一个以上的电流互感器，各所述电流互感器与各电子开关的触发板一 一对应连接。The over-phase electronic switch circuit-carrying circuit according to claim 1, wherein the energy-consuming unit (3) comprises one or more current transformers, and each of the current transformers is connected to the trigger plates of the electronic switches one-to-one. .
  14. 根据权利要求2所述的过分相电子开关取能电路，其中，所述取能单元(3)包括一个以上的电流互感器，各所述电流互感器与各电子开关的触发板一一对应连接。The over-phase electronic switch circuit-carrying circuit according to claim 2, wherein the energy-receiving unit (3) comprises one or more current transformers, and each of the current transformers is connected to the trigger plates of the electronic switches one-to-one. .
  15. 根据权利要求3所述的过分相电子开关取能电路，其中，所述取能单元(3)包括一个以上的电流互感器，各所述电流互感器与各电子开关的触发板一一对应连接。The over-phase electronic switch circuit-carrying circuit according to claim 3, wherein the energy-receiving unit (3) comprises one or more current transformers, and each of the current transformers is connected to the trigger plates of the electronic switches one-to-one. .
  16. 根据权利要求1所述的过分相电子开关取能电路，其中，所述不间断电源模块为AC-DC-AC变换电路。The overphase electronic switch enable circuit of claim 1, wherein the uninterruptible power supply module is an AC-DC-AC conversion circuit.
  17. 根据权利要求2所述的过分相电子开关取能电路，其中，所述不间断电源模块为AC-DC-AC变换电路。The overphase electronic switch enable circuit of claim 2, wherein the uninterruptible power supply module is an AC-DC-AC conversion circuit.
  18. 根据权利要求3所述的过分相电子开关取能电路，其中，所述不间断电源模块为AC-DC-AC变换电路。The overphase electronic switch enable circuit of claim 3, wherein the uninterruptible power supply module is an AC-DC-AC conversion circuit.
PCT/CN2018/114355 2018-01-31 2018-11-07 Neutral-section-passing electronic switch energy extraction circuit WO2019148922A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108631608B (en) * 2018-01-31 2019-04-30 株洲中车时代电气股份有限公司 It is a kind of cross that split-phase electronic switch takes can circuit

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01222635A (en) * 1988-02-29 1989-09-05 Toshiba Corp Uninterruptible power supply equipment
CN101667747A (en) * 2009-08-14 2010-03-10 珠海瑞捷电气有限公司 Conversion module for extracting working power from high-voltage power
CN102122833A (en) * 2011-03-25 2011-07-13 清华大学 Non-master/slave self-current-sharing grid-connected parallel uninterrupted power supply system and power supply method thereof
CN201904717U (en) * 2010-09-20 2011-07-20 中电普瑞科技有限公司 High-frequency energy-transferring system for high-potential electronic plate of high-voltage thyristor
CN102931664A (en) * 2012-10-26 2013-02-13 株洲变流技术国家工程研究中心有限公司 Chain type SVG (static var generator) device low-pressure power supply system
CN108631608A (en) * 2018-01-31 2018-10-09 株洲中车时代电气股份有限公司 It is a kind of cross that split-phase electronic switch takes can circuit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203225578U (en) * 2013-04-01 2013-10-02 武汉三相电力科技有限公司 A power transmission line induction energy acquiring power supply apparatus with a high redundancy feature
CN203466741U (en) * 2013-09-24 2014-03-05 大禹电气科技股份有限公司 High potential power electronic converter valve energy taking device
CN103633823A (en) * 2013-12-11 2014-03-12 国家电网公司 System and method for topology high-frequency high-voltage energy transmission

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01222635A (en) * 1988-02-29 1989-09-05 Toshiba Corp Uninterruptible power supply equipment
CN101667747A (en) * 2009-08-14 2010-03-10 珠海瑞捷电气有限公司 Conversion module for extracting working power from high-voltage power
CN201904717U (en) * 2010-09-20 2011-07-20 中电普瑞科技有限公司 High-frequency energy-transferring system for high-potential electronic plate of high-voltage thyristor
CN102122833A (en) * 2011-03-25 2011-07-13 清华大学 Non-master/slave self-current-sharing grid-connected parallel uninterrupted power supply system and power supply method thereof
CN102931664A (en) * 2012-10-26 2013-02-13 株洲变流技术国家工程研究中心有限公司 Chain type SVG (static var generator) device low-pressure power supply system
CN108631608A (en) * 2018-01-31 2018-10-09 株洲中车时代电气股份有限公司 It is a kind of cross that split-phase electronic switch takes can circuit

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