WO2016140122A1 - Dispositif d'interruption de courant continu - Google Patents

Dispositif d'interruption de courant continu Download PDF

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Publication number
WO2016140122A1
WO2016140122A1 PCT/JP2016/055395 JP2016055395W WO2016140122A1 WO 2016140122 A1 WO2016140122 A1 WO 2016140122A1 JP 2016055395 W JP2016055395 W JP 2016055395W WO 2016140122 A1 WO2016140122 A1 WO 2016140122A1
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WO
WIPO (PCT)
Prior art keywords
mechanical
circuit breaker
current
circuit
breaker
Prior art date
Application number
PCT/JP2016/055395
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English (en)
Japanese (ja)
Inventor
中沢　洋介
隆太 長谷川
尚隆 飯尾
Original Assignee
株式会社 東芝
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Filing date
Publication date
Application filed by 株式会社 東芝 filed Critical 株式会社 東芝
Priority to EP16758816.9A priority Critical patent/EP3267460B1/fr
Publication of WO2016140122A1 publication Critical patent/WO2016140122A1/fr

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
    • H01H9/541—Contacts shunted by semiconductor devices
    • H01H9/542—Contacts shunted by static switch means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/59—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle

Definitions

  • Embodiment of this invention is related with the DC interrupting device which isolates the fault point of a DC power transmission system.
  • HVDC high-voltage direct current transmission
  • HVDC When HVDC is applied to long-distance high-power transmission, it is possible to construct a system with lower transmission loss and lower cost than conventional AC transmission systems.
  • HVDC when a system fault caused by lightning strikes or the like occurs, it is not easy to isolate the fault point. This is because, in alternating current, the current can be cut off at a point where the current crosses zero every half cycle at a frequency of 50 Hz or 60 Hz, but in direct current, there is no point where the current crosses zero. Therefore, even if the contact of the disconnector provided in the system is simply disconnected, an arc is generated between the contacts and current continues to flow.
  • the DC breaker provided with the parallel circuit described above can prevent conduction loss due to the semiconductor breaker because the current passes only through the mechanical disconnector during normal operation.
  • the semiconductor circuit breaker provided in the parallel circuit needs to finally cut off the accident current that increases with time, and it is necessary to use one having a large current capacity.
  • the H bridge circuit provided in the parallel circuit also needs to be configured by a semiconductor element having the same large current capacity as that of the semiconductor circuit breaker, which may increase the equipment capacity and cost.
  • the present embodiment aims to provide a high-efficiency and low-cost DC interrupting device that reduces facility capacity and conduction loss while having a function of interrupting an accident current at high speed. .
  • a DC interrupting device includes a mechanical disconnector provided in a DC power transmission system, and a mechanical interrupter provided in the DC power transmission system and connected in series to the mechanical disconnector.
  • a semiconductor breaker that is connected in parallel to the mechanical disconnector and the mechanical breaker, and that switches between supply and interruption of current of the DC power transmission system, and a reactor that is connected in series to the semiconductor breaker,
  • An H-bridge unit comprising a plurality of switching elements and capacitors, connecting a parallel circuit comprising: a single point between the mechanical disconnector and the mechanical breaker; and a single point between the semiconductor breaker and the reactor.
  • an H-bridge circuit that controls a current flowing through the mechanical circuit breaker by output voltage control.
  • (A) is a figure which shows the structure of the direct current
  • (b) is a figure which shows the structure of an H bridge unit. It is a figure which shows the operation
  • normal time means a state in which a normal current is flowing in the DC power transmission system
  • at the time of an accident means an excessive accident current due to a system fault caused by lightning or the like. The state that has occurred.
  • the DC breaker 1 includes a mechanical disconnector 2 and a mechanical breaker 20 connected in series to the power transmission line 100, a parallel circuit 3 connected in parallel to the mechanical disconnector 2 and the mechanical breaker 20, An H bridge circuit 5 that connects the power transmission line 100 and the parallel circuit 3 is configured. More specifically, the parallel circuit 3 includes a semiconductor circuit breaker 4 and a reactor 55 connected in series to the semiconductor circuit breaker 4, and an arrester 43 is connected in parallel only to the semiconductor circuit breaker 4.
  • the H bridge circuit 5 is configured to connect one point between the mechanical disconnector 2 and the mechanical circuit breaker 20 of the transmission line 100 and one point between the semiconductor breaker 4 and the reactor 55 of the parallel circuit 3. Has been.
  • the mechanical disconnector 2 can use various known configurations. In this embodiment, since the direct current is interrupted using the parallel circuit 3 as will be described later, the mechanical disconnector 2 itself does not need a current interrupting capability. It is sufficient if it has a mechanical contact and has a withstand voltage that can withstand the DC voltage necessary for disconnecting the accident point with the contact disconnected.
  • the mechanical disconnector 2 is provided with a rotating contact between the terminals of the circuit, and the rotating contact rotates to come in contact with and separate from the fixed contact attached to each terminal. It can be set as the structure which performs.
  • the mechanical disconnector 2 is normally controlled to be in an on state, that is, a contact point.
  • the current from the DC transmission network A flows through the mechanical disconnector 2 to the DC transmission network B.
  • control is performed so that a current flows through the parallel circuit 3, and when the current flowing through the mechanical disconnector 2 becomes substantially zero, the circuit is disconnected.
  • the mechanical circuit breaker 20 can use various known configurations. Any mechanical contact that has the ability to cut off a small current by opening the contact is sufficient.
  • the mechanical circuit breaker 20 is provided with a rotating contact between terminals of a circuit, for example, and the rotating contact rotates to contact and separate from a fixed contact attached to each terminal. It can be set as the structure which performs interruption
  • the mechanical circuit breaker 20 is normally controlled to be in an on state, that is, a contact point.
  • the current from the DC power transmission network A flows through the mechanical disconnector 2 and the mechanical circuit breaker 20 to the DC power transmission network B.
  • a current sensor (not shown) is attached to the mechanical circuit breaker 20.
  • the current flowing through the mechanical circuit breaker 20 is measured by a current sensor, and the accident is detected by comparing it with a threshold value indicating the accident.
  • control is performed so that a current flows through the H-bridge circuit 5 and the current flowing through the mechanical circuit breaker 20 becomes substantially zero.
  • the mechanical circuit breaker 20 is switched to an off state when the flowing current becomes substantially zero, and the circuit is disconnected.
  • the semiconductor circuit breaker 4 is provided in the parallel circuit 3 connected in parallel to the mechanical disconnector 2 and the mechanical circuit breaker 20.
  • the semiconductor circuit breaker 4 has a configuration in which a plurality of switching elements 41 are connected in series, and a diode 42 is connected in antiparallel to each switching element 41.
  • the semiconductor circuit breaker 4 includes two switching elements 41.
  • the switching element 41 for example, an element having a self-extinguishing capability such as an IGBT (insulated gate bipolar transistor), a bipolar transistor, or an electric field transistor is used.
  • switching elements that have a collector terminal connected to the DC power transmission network A side and those that have a collector terminal connected to the DC power transmission network B side, so that a bidirectional current from the DC power transmission network A to B or B to A Can be turned on and off.
  • the semiconductor circuit breaker 4 is switched between an on state, which is a conducting state, and an off state, which is a non-conducting state, by the input of a gate signal.
  • an on state which is a conducting state
  • an off state which is a non-conducting state
  • the input of a gate signal In the conductive state, current is supplied from the DC power transmission system to the parallel circuit 3 via the semiconductor circuit breaker 4, and in the non-conductive state, the current from the DC power transmission system to the parallel circuit 3 is interrupted.
  • the semiconductor circuit breaker 4 is connected in parallel with an arrester 43 made of a non-linear element that conducts when a certain voltage or more is applied.
  • the arrester 43 absorbs the surge voltage and enables safe current interruption when the semiconductor circuit breaker 4 is switched to the off state.
  • the H bridge circuit 5 has a configuration in which a plurality of H bridge units 50 are connected in series.
  • Each H-bridge unit 50 has two legs 52 in which two switching elements 51 are connected in series.
  • As the switching elements 51 those having self-extinguishing capability are used.
  • a diode is connected to each switching element 51 in parallel.
  • These two legs 52 are connected in parallel, and a capacitor 53 is connected in parallel with the two legs 52.
  • the capacitor 53 is charged by a current flowing through the power transmission line 100 during steady operation.
  • the reactor 55 is for reducing the rate of change in current and is provided to enable current control by the H-bridge circuit 5 as will be described in detail later.
  • FIG. 3 is a diagram illustrating an operation state of the simulation execution circuit, which was performed to explain the effectiveness of the DC interrupting device 1 described above.
  • the simulation execution circuit is connected to the DC interrupter 1 shown in FIG. 1 in the circuit configuration simulating the current transmission network A, and after applying the DC voltage 320 KV to the DC interrupter 1, the simulated current A ground fault caused by lightning or the like has occurred in the power transmission line 100 of the power transmission network A.
  • (I) indicated by a thick solid line in FIG. 3 indicates a current flowing through the mechanical circuit breaker 20.
  • (Ii) indicated by an alternate long and short dash line indicates a current flowing through the H-bridge circuit 5.
  • (Iii) indicated by a two-dot chain line indicates a current flowing through the semiconductor circuit breaker 4.
  • the DC blocking device 1 performs a two-stage blocking operation as a whole. First, the breaking operation of the mechanical circuit breaker 20 is performed at the initial stage where the fault current is small, and the fault current is commutated to the parallel circuit 3, and the breaking operation of the semiconductor circuit breaker 4 is performed at the later stage when the fault current increases. I do. Details will be described below.
  • the current flowing through the mechanical circuit breaker 20 increases as shown in (i).
  • the current sensor attached to the mechanical circuit breaker 20 detects the current Idc_M flowing through the mechanical circuit breaker 20 and compares it with a preset accident occurrence detection threshold value Idc_J.
  • the gate signal of the switching element 41 of the semiconductor circuit breaker 4 of the parallel circuit 3 is switched from OFF to ON.
  • the output voltage of the H bridge circuit 5 is controlled. Specifically, the output voltage V_H of the H bridge circuit 5 is calculated by the following formula and output.
  • V_H G (s) ⁇ (IdcM-0) (G (s) is control gain, s is Laplace operator)
  • G (s) is a control gain, for example, performing general proportional-integral control.
  • the output voltage V_H of the H bridge unit 50 is variably output by performing pulse width modulation control on the switching element 51 of each leg 52.
  • the current Idc_M flowing through the mechanical circuit breaker 20 continues to be controlled until it becomes substantially zero, as shown in FIG. In this state, the mechanical circuit breaker 20 is shifted to the off state. Since the current flowing through the mechanical circuit breaker 20 is substantially zero, even if the contact is shifted to the OFF state, the current does not continue to flow by pulling an arc as in normal DC current conduction. Therefore, current can be interrupted at high speed.
  • the parallel circuit 3 connected to the H bridge circuit 5 is provided with a reactor 55 for reducing the current change rate. Since the reactor 55 prevents the output voltage of the H-bridge unit 50 from being directly applied to the mechanical breaker 20, the current flowing through the mechanical breaker 20 can be controlled.
  • the rate of change dIdc_M / dt of the current Idc_M flowing through the mechanical circuit breaker 20 is expressed by the following equation using the inductance value L of the reactor 55.
  • dIdc_M / dt V_H / L
  • the inductance value L 0, so that the current change rate dIdc_M / dt becomes infinite unless the output voltage V_H of the H bridge unit 50 is zero, and the current flowing through the mechanical circuit breaker 20 Idc_M cannot be controlled.
  • the current change rate dIdc_M / dt becomes finite. Therefore, the current change rate dIdc_M / dt can be controlled according to the magnitude of the output voltage V_H of the H bridge unit 50. This prevents the output voltage of the H-bridge unit 50 from being directly applied to the mechanical circuit breaker 20 and enables current control to make the current Idc_M flowing through the mechanical circuit breaker 20 substantially zero.
  • the output voltage control by the H bridge circuit 5 continues to be controlled until the current Idc_M flowing through the mechanical circuit breaker 20 becomes substantially zero.
  • the current flowing through the transmission line 100 does not pass through the mechanical circuit breaker 20, passes through the H bridge circuit 5, and further passes through the parallel circuit 3 connected to the H bridge circuit 5. Return to the power transmission line 100.
  • the current Idc_M flowing through the mechanical circuit breaker 20 becomes substantially zero.
  • the mechanical circuit breaker 20 is shifted to the off state. Since the current flowing through the mechanical circuit breaker 20 is substantially zero, even if the contact is shifted to the OFF state, the current does not continue to flow by pulling an arc as in normal DC current conduction. Therefore, current can be interrupted at high speed.
  • the gate signal of the switching element 41 of the semiconductor circuit breaker 4 is switched from on to off to interrupt the accident current flowing in the parallel circuit 3.
  • the surge voltage generated at this time is absorbed by the arrester 43, and the current interruption is completed.
  • the DC breaker 1 includes the mechanical disconnector 2 provided in the power transmission line 100, the mechanical breaker 20 connected in series to the mechanical disconnector 2, and the machine And a parallel circuit 3 connected in parallel to the mechanical disconnector 2 and the mechanical breaker 20.
  • the parallel circuit 3 includes a semiconductor circuit breaker 4 that switches between supply and interruption of the current of the power transmission line 100 to the parallel circuit 3 and a reactor 55 that is connected to the semiconductor circuit breaker 4 in series.
  • the DC breaker 1 further includes an H bridge circuit 5 that connects a point between the mechanical disconnector 2 and the mechanical breaker 20 and a point between the semiconductor breaker 4 and the reactor 55.
  • the H bridge circuit 5 includes an H bridge unit 50 including a plurality of switching elements 51 and a capacitor 53. The H bridge circuit 5 controls the current flowing through the mechanical circuit breaker 20 by output voltage control.
  • the conduction loss can be reduced, and the efficient DC breaker 1 can be provided.
  • the output voltage control using the H-bridge circuit 5 can induce the current in the parallel circuit 3 and the current flowing through the mechanical disconnector 2 can be disconnected without causing an arc.
  • the semiconductor breaker 4 provided in the parallel circuit 3. Such an effect can contribute to improvement in power transmission efficiency, cost reduction, and improvement in reliability in DC power transmission.
  • the H bridge circuit 5 is installed in such a manner that one point between the mechanical disconnector 2 and the mechanical circuit breaker 20 and one point between the semiconductor circuit breaker 4 and the reactor 55 are connected. Therefore, a current flows through the H bridge circuit 5 only in the initial stage where the fault current that performs the breaking operation of the mechanical breaker 20 is small. That is, the maximum value of the current flowing through the H bridge circuit 5 is an accident current at the time when the mechanical circuit breaker 20 is turned off.
  • the fault current that increases when a further time elapses before the mechanical disconnector 2 is turned off flows through the parallel circuit 3, so that the maximum current capacity of the semiconductor switching element 51 constituting the H-bridge circuit 5 is It is possible to reduce the capacity to a much smaller capacity than the maximum current capacity of the switching element 41 constituting the semiconductor circuit breaker 4. Moreover, since the reactor 55 is installed in the parallel circuit 3, the output voltage of the H bridge circuit 5 is not directly applied to the mechanical circuit breaker 20, and accurate current control is possible.
  • the H bridge circuit 5 includes a plurality of H bridge units 50 connected in series. As the number of capacitors 53 provided in each H-bridge unit 50 increases, the amount of charge / discharge also increases, so that a large accident current can be dealt with.
  • the DC cutoff device 1 does not include the H bridge circuit 5.
  • Two sets of semiconductor breakers 4A and 4B are connected in series to the parallel circuit 3 connected in parallel to the mechanical disconnector 2 and the mechanical breaker 20.
  • the semiconductor circuit breaker 4A has a configuration in which two or more switching elements 41a having a self-extinguishing capability are connected in series, and a diode 42a is connected in antiparallel to each switching element 41a. In the example of FIG. 7, an example in which three are connected is shown.
  • the semiconductor circuit breaker 4A has a collector terminal connected to the DC power transmission network A side.
  • the semiconductor circuit breaker 4B has a configuration in which two or more switching elements 41b having a self-extinguishing capability are connected in series, and a diode 42b is connected in antiparallel to each switching element 41b. In the example of FIG. 7, an example in which three are connected is shown.
  • the semiconductor circuit breaker 4B has a collector terminal connected to the DC power transmission network B side. That is, the switching element 41b of the semiconductor circuit breaker 4B has the collector and emitter oriented in the opposite direction to the switching element 41b of the semiconductor circuit breaker 4A.
  • the emitters of the semiconductor circuit breakers 4A and 4B are connected to each other via a reactor 55.
  • this reactor 55 is installed in order to reduce the current change rate of the parallel circuit 3, the reactor 55 can also be abbreviate
  • the reactor 55 is installed between the semiconductor circuit breakers 4A and 4B, an installation position is not restricted to this. Even if the parallel circuit 3 is installed next to the DC power transmission network A side of the semiconductor circuit breaker 4A or adjacent to the DC power transmission network B side of the semiconductor circuit breaker 4B, there is no difference in function.
  • a reverse current generation circuit 6A is connected in reverse parallel to one of the switching elements 41a constituting the semiconductor circuit breaker 4A.
  • the reverse current generation circuit 6A includes a switching element 61a, a diode 62a connected in antiparallel with the switching element 61a, and a capacitor 63a connected in series with the switching element 61a.
  • the collector side of the switching element 41a of the semiconductor circuit breaker 4A is connected to the emitter side of the switching element 41a of the reverse current generation circuit 6A.
  • the collector side of the reverse current generation circuit 6A is connected to the positive terminal of the capacitor 63a.
  • the negative terminal of the capacitor 63a is connected to the emitter side of the switching element 41a of the semiconductor circuit breaker 4A.
  • a reverse current generation circuit 6B is connected in reverse parallel to one of the switching elements 41b constituting the semiconductor circuit breaker 4B.
  • the reverse current generation circuit 6B includes a switching element 61b, a diode 62b connected in antiparallel with the switching element 61b, and a capacitor 63b connected in series with the switching element 61b.
  • the collector side of the switching element 41b of the semiconductor circuit breaker 4B is connected to the emitter side of the switching element 41b of the reverse current generation circuit 6B.
  • the collector side of the reverse current generation circuit 6B is connected to the positive side terminal of the capacitor 63b.
  • the negative terminal of the capacitor 63b is connected to the emitter side of the switching element 41a of the semiconductor circuit breaker 4A. That is, the switching element 61b of the reverse current generation circuit 6B is installed so as to conduct current in the opposite direction to the switching 61a of the reverse current generation circuit 6A.
  • switching elements 61a and 61b constituting the reverse current generating circuits 6A and 6B those having a capacity smaller than the maximum current capacity of the switching elements 41a and 41b constituting the semiconductor circuit breakers 4A and 4B may be used.
  • the reverse current generation circuits 6A and 6B are connected in antiparallel to one of the switching elements 41a and 41b constituting the semiconductor circuit breakers 4A and 4B, respectively. On the other hand, you may make it connect in antiparallel.
  • the semiconductor circuit breakers 4A and 4B have three switching elements 41a and 41b, respectively. Therefore, the reverse current generation circuits 6A and 6B have two or three switching elements 41a and 41b. You may make it connect in antiparallel.
  • a circuit that passes through the switching element 41a and the reactor 55 of the semiconductor circuit breaker 4A with the collector connected to the network A side is configured.
  • the switching element 61b of the reverse current generation circuit 6B is turned off. Further, the mechanical disconnector 2 is turned off. The accident current that increases with the passage of time flows through the parallel circuit 3 only. Here, the fault current is finally cut off by switching the gate signal of the switching element 41a of the semiconductor circuit breaker 4A from on to off.
  • the operation is performed in the opposite direction to the case where the accident occurs in the DC power transmission network B. That is, the switching element 41b of the semiconductor circuit breaker 4B whose collector is connected to the DC power transmission network B side is turned on, and the switching element 61a of the reverse current generation circuit 6A is turned on.
  • a circuit that passes through the switching element 41b and the reactor 55 of the semiconductor circuit breaker 4B having a collector connected to the network B side is formed.
  • the parallel circuit 3 includes two sets of semiconductor circuit breakers 4A and 4B, and further includes the semiconductor circuit breaker 4A. , 4B are provided with reverse current circuits 6A, 6B connected in antiparallel.
  • the semiconductor circuit breakers 4A and 4B are configured by connecting a plurality of switching elements 41a in series, and are installed so as to conduct currents supplied from the power transmission line 100 in directions opposite to each other.
  • the reverse current generation circuits 6A and 6B are connected in reverse parallel to one or more of the switching elements 41a and 41b constituting the semiconductor circuit breakers 4A and 4B, and have a current opposite to the current flowing through the mechanical circuit breaker 20. Is superimposed.
  • the current passes through only the mechanical disconnector 2 and the mechanical circuit breaker 20 at normal times, so that the conduction loss can be reduced and the efficiency is improved. It is possible to provide a direct current interrupting device 1 with good quality.
  • the reverse current generation circuits 6A and 6B superimpose a current in the opposite direction to the current flowing through the mechanical circuit breaker 20, so that the current flowing through the mechanical circuit breaker 20 can be made substantially zero, so Can be separated.
  • high-speed current interruption can be realized by the semiconductor breaker 4 provided in the parallel circuit 3. Such an effect can contribute to improvement in power transmission efficiency, cost reduction, and improvement in reliability in DC power transmission.
  • the reverse current generation circuits 6A and 6B are connected in parallel to the semiconductor circuit breakers 4A and 4B, current is supplied to the reverse current generation circuits 6A and 6B only at the initial stage where the fault current is small when the breaking operation of the mechanical circuit breaker 20 is performed. Flowing. That is, the maximum value of the current flowing through the reverse current generation circuits 6A and 6B is up to the accident current at the time when the mechanical circuit breaker 20 is turned off. After the mechanical circuit breaker 20 is turned off, the accident current increased with the passage of time flows through the semiconductor circuit breakers 4A and 4B connected in parallel with the reverse current generation circuits 6A and 6B.
  • the maximum current capacity of the switching elements 61a and 61b constituting the reverse current generating circuits 6A and 6B can be made smaller than the maximum current capacity of the switching elements 41a and 41b constituting the semiconductor circuit breakers 4A and 4B. Therefore, it is possible to reduce the cost of the DC interrupter 1.
  • the parallel circuit 3 includes a reactor 55 connected in series to the semiconductor circuit breaker 4A and the semiconductor circuit breaker 4B.
  • the current flowing through the parallel circuit 3 can be smoothed by the reactor 55, the rate of current change can be reduced, and accurate output voltage control is possible.

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  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Keying Circuit Devices (AREA)

Abstract

L'invention concerne un dispositif d'interruption de courant continu 1 qui est pourvu : d'un sectionneur mécanique 2 disposé sur une ligne de transport d'énergie 100 ; d'un disjoncteur mécanique 20 connecté en série avec le sectionneur mécanique 2 ; et d'un circuit parallèle 3 connecté en parallèle avec le sectionneur mécanique 2 et le disjoncteur mécanique 20. Le circuit parallèle 3 est pourvu : d'un disjoncteur à semi-conducteur 4 qui commute entre la fourniture et la coupure du courant alimentant le circuit parallèle 3 à partir de la ligne de transport d'énergie 100 ; et d'un réacteur 55 qui est connecté en série avec le disjoncteur à semi-conducteur 4. Un circuit de pont en H 5 relie un point entre le sectionneur mécanique 2 et le disjoncteur mécanique 20, et un point entre le disjoncteur à semi-conducteur 4 et le réacteur 55. Le circuit de pont en H 5 est pourvu d'unités de pont en H 50 comprenant une pluralité d'éléments de commutation 51 et des condensateurs 53. Le circuit de pont en H 5 commande la tension de sortie pour commander le courant s'écoulant vers le disjoncteur mécanique 20.
PCT/JP2016/055395 2015-03-05 2016-02-24 Dispositif d'interruption de courant continu WO2016140122A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP16758816.9A EP3267460B1 (fr) 2015-03-05 2016-02-24 Dispositif d'interruption de courant continu

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015043243A JP6430294B2 (ja) 2015-03-05 2015-03-05 直流遮断装置
JP2015-043243 2015-03-05

Publications (1)

Publication Number Publication Date
WO2016140122A1 true WO2016140122A1 (fr) 2016-09-09

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JP (1) JP6430294B2 (fr)
WO (1) WO2016140122A1 (fr)

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CN110678951A (zh) * 2017-06-16 2020-01-10 东芝能源系统株式会社 直流断路器、直流断路器用的机械断路装置、以及直流断路器用的半导体断路装置

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CN106655081B (zh) * 2016-11-30 2019-03-01 平高集团有限公司 一种直流断路器及其控制方法
JP6424976B1 (ja) * 2017-05-19 2018-11-21 株式会社明電舎 直流遮断装置
WO2018198552A1 (fr) * 2017-04-27 2018-11-01 株式会社明電舎 Dispositif d'arrêt de courant continu
JP6365724B1 (ja) * 2017-04-27 2018-08-01 株式会社明電舎 直流遮断装置
JP6819452B2 (ja) * 2017-05-09 2021-01-27 株式会社明電舎 直流遮断装置
JP7054601B2 (ja) * 2019-04-23 2022-04-14 東芝三菱電機産業システム株式会社 直流遮断装置
CN110739167B (zh) * 2019-05-10 2023-03-10 许继集团有限公司 一种直流开关设备
KR20210071601A (ko) * 2019-12-06 2021-06-16 주식회사 엘지화학 단로기를 이용한 전류 차단 장치 및 방법
JP7242575B2 (ja) * 2020-01-06 2023-03-20 東芝エネルギーシステムズ株式会社 直流電流遮断装置
JP7404171B2 (ja) * 2020-07-02 2023-12-25 東芝エネルギーシステムズ株式会社 直流電流遮断装置
JP7446973B2 (ja) 2020-10-22 2024-03-11 株式会社東芝 直流電流遮断装置
EP4016574B1 (fr) * 2020-12-15 2023-06-28 ABB Schweiz AG Appareil de commutation hybride pour grilles électriques
ES2956365T3 (es) 2020-12-15 2023-12-20 Abb Schweiz Ag Un aparato de conmutación híbrido para redes eléctricas
KR102656808B1 (ko) * 2021-03-29 2024-04-12 엘에스일렉트릭(주) 반도체를 이용한 회로 차단기

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CN110678951A (zh) * 2017-06-16 2020-01-10 东芝能源系统株式会社 直流断路器、直流断路器用的机械断路装置、以及直流断路器用的半导体断路装置
CN110678951B (zh) * 2017-06-16 2021-09-21 东芝能源系统株式会社 直流断路器、直流断路器用的机械断路装置、以及直流断路器用的半导体断路装置

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EP3267460A1 (fr) 2018-01-10
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EP3267460A4 (fr) 2018-08-01
JP6430294B2 (ja) 2018-11-28

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