WO2015103857A1 - Dispositif disjoncteur à courant continu haute tension à vide modulaire basé sur un passage par le point zéro artificiel - Google Patents

Dispositif disjoncteur à courant continu haute tension à vide modulaire basé sur un passage par le point zéro artificiel Download PDF

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Publication number
WO2015103857A1
WO2015103857A1 PCT/CN2014/081628 CN2014081628W WO2015103857A1 WO 2015103857 A1 WO2015103857 A1 WO 2015103857A1 CN 2014081628 W CN2014081628 W CN 2014081628W WO 2015103857 A1 WO2015103857 A1 WO 2015103857A1
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WO
WIPO (PCT)
Prior art keywords
circuit breaker
voltage
circuit
vacuum
crossing
Prior art date
Application number
PCT/CN2014/081628
Other languages
English (en)
Chinese (zh)
Inventor
史宗谦
张营奎
贾申利
宋晓川
王立军
Original Assignee
西安交通大学
史宗谦
张营奎
贾申利
宋晓川
王立军
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 西安交通大学, 史宗谦, 张营奎, 贾申利, 宋晓川, 王立军 filed Critical 西安交通大学
Publication of WO2015103857A1 publication Critical patent/WO2015103857A1/fr

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H02H3/087—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current for dc applications
    • 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
    • H01H33/596—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 for interrupting dc
    • 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
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/02—Details
    • H02H3/021—Details concerning the disconnection itself, e.g. at a particular instant, particularly at zero value of current, disconnection in a predetermined order

Definitions

  • the invention relates to a high voltage DC breaking technology in the power industry, and in particular to a modular high voltage vacuum DC breaking device based on manual zero crossing.
  • Artificial zero-crossing technology is a major method of DC breaking.
  • the basic principle of the vacuum DC breaking technology based on manual zero-crossing is: a commutating branch composed of a pre-charged commutating capacitor C, a commutating reactor L and a commutating switch S is connected in parallel across the main vacuum circuit breaker VCB.
  • the switch When the switch is turned off, the commutating switch S is closed, and the pre-charged commutating capacitor C generates the reverse oscillating current ⁇ superimposed on the main vacuum circuit breaker VCB current I through the commutating reactor L and the commutating switch S.
  • the VCB current of the main vacuum circuit breaker is extinguished by the "manual zero crossing point".
  • the main vacuum circuit breakers in the existing manual zero-crossing vacuum DC breaking technology adopt single-fracture structure, which has been researched and applied mainly in the fields of low-voltage and medium-voltage DC breaking.
  • the present invention adopts the following technical solutions.
  • a modular high-voltage vacuum DC breaking device based on manual zero-crossing comprising a commutating branch and a main breaker composed of a plurality of identical modules connected in series, the commutating branch being connected in parallel with the main breaker
  • the module consists of a single-break vacuum circuit breaker, a lightning arrester and a voltage equalizing circuit in parallel.
  • the voltage equalizing circuit is an RC absorbing circuit or an RCD absorbing circuit or a single grading capacitor.
  • the single-break vacuum circuit breaker adopts an adaptive operating mechanism in which an electromagnetic repulsion system and a permanent magnet system are coupled. When short-circuiting, the electromagnetic repulsion system in the single-break vacuum circuit breaker operates to open the main circuit breaker, and when the load is cut, the single circuit breaker The permanent magnet system in the break vacuum circuit breaker operates to open the main breaker.
  • a modular high-voltage vacuum DC breaking device based on artificial zero-crossing comprising a commutating branch, a lightning arrester and a main circuit breaker composed of a plurality of identical modules connected in series, the commutating branch and the lightning arrester and the main breaking circuit The devices are connected in parallel, and the module is composed of a single-break vacuum circuit breaker and a voltage equalizing circuit in parallel.
  • the voltage equalizing circuit is an RC absorbing circuit or an RCD absorbing circuit.
  • the single-break vacuum circuit breaker adopts an adaptive operating mechanism in which an electromagnetic repulsion system and a permanent magnet system are coupled.
  • the electromagnetic repulsion system in the single-break vacuum circuit breaker operates to open the main circuit breaker, and when the load is cut, the single circuit breaker
  • the permanent magnet system in the break vacuum circuit breaker operates to open the main breaker.
  • the present invention adopts a multi-module series to form a main circuit breaker, which solves the problem that the existing medium and low voltage single-break vacuum circuit breaker is difficult to open under high voltage vacuum DC based on manual zero crossing.
  • the voltage equalizing circuit adopts an RC absorbing circuit or an RCD absorbing circuit, and solves the problem of high frequency oscillation of the main circuit breaker recovery voltage in the manual zero-crossing vacuum DC breaking.
  • FIG. 1 is a schematic diagram of the basic principle of a vacuum DC breaking technology based on manual zero-crossing
  • FIG. 2a is a schematic structural view of a single module constituting a main breaker of the present invention (the equalizing circuit is an RC absorbing circuit);
  • FIG. 2b is a composition of the present invention
  • FIG. 3 is a schematic structural view of a modular high-voltage vacuum DC breaking device based on artificial zero-crossing according to Embodiment 1 of the present invention
  • FIG. 3b is a schematic diagram of a structure of a single module of a main circuit breaker; The structure diagram of the modular high-voltage vacuum DC breaking device based on manual zero-crossing according to Embodiment 2;
  • FIG. 3 is a schematic diagram of the basic principle of a vacuum DC breaking technology based on manual zero-crossing
  • FIG. 3a is a schematic structural view of a single module constituting a main breaker of the present invention (the equalizing circuit is an RC absorbing circuit);
  • FIG. 4 is the waveform of the recovered voltage and current of the main circuit breaker at the current zero-crossing stage of the main breaker after using the capacitor as the voltage equalizing branch (The main circuit breaker consists of four modules connected in series, the voltage level is 100kV.)
  • Figure 5 shows the waveforms of the recovered voltage and current at both ends of the main circuit breaker during the current zero-crossing phase of the main circuit breaker after the RC absorption circuit is used as the voltage equalizing branch;
  • the circuit breaker consists of four modules connected in series with a voltage rating of 100kV.
  • Figure 6 shows the main circuit breaker in the current zero-crossing phase of the main breaker after using the RCD snubber circuit as the voltage equalizing branch. Ends of the recovery voltage and current waveforms. (The main breaker consists of four modules connected in series, the voltage level is 100kV)
  • a modular high-voltage vacuum DC breaking device based on manual zero-crossing includes a commutating branch and a main breaker composed of a plurality of identical modules, each module comprising three branches in parallel, see FIG. 2a.
  • the RC snubber circuit included in a single module also acts as a grading circuit in series with multiple modules.
  • Three branches RC snubber circuit in the RCD snubber circuits Alternatively, referring to FIG.
  • RCD snubber circuit resistor R n may be selected, and the capacitance diode D n C n composition, the diode and the resistor R n D n may be used in parallel In series with the capacitor ( ⁇ ; or capacitors can be used to replace the RC snubber circuit.
  • the main circuit breaker consists of the modules shown in Figure 2a in series, the number of modules required in series N is determined by the applied voltage level, commutation
  • the branch circuit is connected in parallel with the main circuit breaker to form a modular high-voltage vacuum DC breaking device based on artificial zero-crossing according to the present invention, wherein the commutating branch routing converter switch S, the commutating reactor L and the commutating capacitor C are connected in series
  • the working principle of the modular high-voltage vacuum DC breaking device based on manual zero-crossing is divided into the following steps: When breaking, open the main circuit breaker (all the single-break vacuum circuit breakers in all modules are opened at the same time), When the total electrode opening distance of the main breaker reaches a set distance, the commutating switch S is closed, and the pre-charged commutating capacitor C is superimposed by the commutating reactor L and the commutating switch S.
  • the reverse oscillating current L causes the single-break vacuum circuit breaker current of each module in the main circuit breaker to form an "manual zero-crossing point" and is extinguished.
  • a certain operating overvoltage is generated, resulting in each The arrester in the module operates, and the arrester absorbs energy after the action, and completes the current interruption.
  • the invention comprises a single-break vacuum circuit breaker, a lightning arrester and an RC absorbing circuit or an RCD absorbing circuit or a single grading capacitor in parallel to form a module, which is more convenient to be applied in a high-voltage vacuum DC breaking technology based on artificial zero-crossing, and only in application It is necessary to connect the modules directly in series, without redesigning the voltage equalizing circuit and the lightning arrester.
  • each module of the present invention is used as a grading circuit in which a plurality of modules are connected in series, and a voltage equalization in parallel with a single-break vacuum circuit breaker as a plurality of single-break vacuum circuit breakers Compared with the circuit, the high-frequency oscillation of the recovery voltage at both ends of the main circuit breaker during the recovery period after the arc is effectively suppressed, which is beneficial to the post-arc media recovery of the main circuit breaker.
  • the simulation results are shown in Fig. 4 and Fig. 5 Figure 6 shows.
  • the grading circuit adopts the RC absorbing circuit or the RCD absorbing circuit to suppress the recovery voltage oscillation at both ends of the main circuit breaker significantly better than the case of using the capacitor.
  • Example 2 A modular high-voltage vacuum DC breaking device based on manual zero-crossing, see FIG. 3b, including a commutating branch, a lightning arrester, and a main breaker composed of a plurality of identical modules, the commutating branch and the arrester and the main The breakers are connected in parallel.
  • Each module consists of two branches in parallel.
  • the RC snubber circuit in both branches can also be replaced with an RCD snubber circuit.
  • the lightning arrester mounting method of the second embodiment can be used to achieve the same effect as that of the first embodiment, and the control method of the second embodiment is the same as that of the first embodiment.
  • the RC absorbing circuit or the RCD absorbing circuit can also exert an inhibitory effect on the recovery voltage oscillation across the main circuit breaker.
  • the single-break vacuum circuit breaker preferably has a single-break vacuum circuit breaker with an electromagnetic repulsion system and an adaptive operating mechanism coupled to the permanent magnet system (disclosed in Chinese Patent Application No. 200810150067.8), but may also be employed. Other existing single-break vacuum circuit breakers.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)

Abstract

L'invention concerne un dispositif disjoncteur à courant continu haute tension à vide modulaire basé sur un passage par le point zéro artificiel, comprenant une branche de convertisseur et un disjoncteur principal composé d'une pluralité de modules identiques, la branche de convertisseur étant connectée en parallèle avec le disjoncteur principal ; et les modules étant formés par un disjoncteur à vide à simple rupture (SVCB), un parafoudre et un circuit égaliseur montés en parallèle. La formation du disjoncteur principal par connexion en série d'une pluralité de modules résout le problème qui est qu'il est difficile d'appliquer les disjoncteurs à vide à simple rupture moyenne tension et basse tension existants à la technologie des disjoncteurs à courant continu haute tension à vide basée sur un passage par le point zéro artificiel, de manière à pouvoir étendre les disjoncteurs à vide à simple rupture à un niveau de tension plus élevé.
PCT/CN2014/081628 2014-01-08 2014-07-04 Dispositif disjoncteur à courant continu haute tension à vide modulaire basé sur un passage par le point zéro artificiel WO2015103857A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410008396.4 2014-01-08
CN201410008396.4A CN103762547A (zh) 2014-01-08 2014-01-08 基于人工过零的模块式高压真空直流开断装置

Publications (1)

Publication Number Publication Date
WO2015103857A1 true WO2015103857A1 (fr) 2015-07-16

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CN (1) CN103762547A (fr)
WO (1) WO2015103857A1 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3288132A4 (fr) * 2015-11-14 2018-09-19 Huazhong University of Science and Technology Disjoncteur à courant continu haute tension ayant une inductance couplée
WO2020038587A1 (fr) * 2018-08-24 2020-02-27 Siemens Aktiengesellschaft Ensemble comprenant des disjoncteurs haute tension
WO2020136350A1 (fr) * 2018-12-27 2020-07-02 Supergrid Institute Dispositif de coupure de courant pour courant continu haute tension avec circuit d'oscillation adaptatif et procédé de pilotage
WO2020136340A1 (fr) 2018-12-27 2020-07-02 Supergrid Institute Dispositif de coupure de courant pour courant continu haute tension avec circuit capacitif tampon et procédé de pilotage
WO2022029379A2 (fr) 2020-08-05 2022-02-10 Supergrid Institute Dispositif de coupure de courant pour courant électrique sous haute tension continue, installation avec un tel dispositif, procede de pilotage, et processus d'evaluation de l'integrite d'un conducteur electrique
EP3979285A4 (fr) * 2019-05-28 2022-06-08 Mitsubishi Electric Corporation Dispositif d'interruption
US11798763B2 (en) 2019-03-22 2023-10-24 Supergrid Institute Current cut-off device for high-voltage direct current with resonator and switching

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103762547A (zh) * 2014-01-08 2014-04-30 西安交通大学 基于人工过零的模块式高压真空直流开断装置
DK3200213T3 (da) * 2014-09-26 2020-08-24 Mitsubishi Electric Corp Jævnstrømsafbryder
CN110941935B (zh) * 2019-11-01 2023-06-23 国网宁夏电力有限公司电力科学研究院 一种双断口断路器的电弧的仿真方法及系统
CN113824093A (zh) * 2021-08-23 2021-12-21 中国船舶重工集团公司第七一一研究所 固态断路器及用于其的缓冲吸收电路

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101315836A (zh) * 2008-06-17 2008-12-03 西安交通大学 电磁斥力系统和永磁系统相耦合的自适应操动机构
CN201229893Y (zh) * 2008-06-30 2009-04-29 中国西电电气股份有限公司 一种高压直流输电用转换开关电路结构
CN101515710A (zh) * 2009-04-07 2009-08-26 东南大学 基于反向电流注入法的直流限流断路装置
WO2012100831A1 (fr) * 2011-01-27 2012-08-02 Alstom Technology Ltd Disjoncteur
CN102901925A (zh) * 2012-10-16 2013-01-30 四川电力科学研究院 超、特高压直流短路器转换回路特性参数测试方法
CN103117528A (zh) * 2013-01-17 2013-05-22 国网智能电网研究院 一种串入电容式高压直流断路器及其控制方法
CN103178486A (zh) * 2013-02-27 2013-06-26 国网智能电网研究院 一种直流断路器及其开断方法
CN103280763A (zh) * 2013-02-27 2013-09-04 国网智能电网研究院 一种直流断路器及其实现方法
CN103296636A (zh) * 2013-05-24 2013-09-11 西安交通大学 一种基于自激振荡电路的高压直流气体断路器
CN103762547A (zh) * 2014-01-08 2014-04-30 西安交通大学 基于人工过零的模块式高压真空直流开断装置

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101315836A (zh) * 2008-06-17 2008-12-03 西安交通大学 电磁斥力系统和永磁系统相耦合的自适应操动机构
CN201229893Y (zh) * 2008-06-30 2009-04-29 中国西电电气股份有限公司 一种高压直流输电用转换开关电路结构
CN101515710A (zh) * 2009-04-07 2009-08-26 东南大学 基于反向电流注入法的直流限流断路装置
WO2012100831A1 (fr) * 2011-01-27 2012-08-02 Alstom Technology Ltd Disjoncteur
CN102901925A (zh) * 2012-10-16 2013-01-30 四川电力科学研究院 超、特高压直流短路器转换回路特性参数测试方法
CN103117528A (zh) * 2013-01-17 2013-05-22 国网智能电网研究院 一种串入电容式高压直流断路器及其控制方法
CN103178486A (zh) * 2013-02-27 2013-06-26 国网智能电网研究院 一种直流断路器及其开断方法
CN103280763A (zh) * 2013-02-27 2013-09-04 国网智能电网研究院 一种直流断路器及其实现方法
CN103296636A (zh) * 2013-05-24 2013-09-11 西安交通大学 一种基于自激振荡电路的高压直流气体断路器
CN103762547A (zh) * 2014-01-08 2014-04-30 西安交通大学 基于人工过零的模块式高压真空直流开断装置

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3288132A4 (fr) * 2015-11-14 2018-09-19 Huazhong University of Science and Technology Disjoncteur à courant continu haute tension ayant une inductance couplée
WO2020038587A1 (fr) * 2018-08-24 2020-02-27 Siemens Aktiengesellschaft Ensemble comprenant des disjoncteurs haute tension
WO2020136350A1 (fr) * 2018-12-27 2020-07-02 Supergrid Institute Dispositif de coupure de courant pour courant continu haute tension avec circuit d'oscillation adaptatif et procédé de pilotage
WO2020136340A1 (fr) 2018-12-27 2020-07-02 Supergrid Institute Dispositif de coupure de courant pour courant continu haute tension avec circuit capacitif tampon et procédé de pilotage
FR3091407A1 (fr) * 2018-12-27 2020-07-03 Supergrid Institute Dispositif de coupure de courant pour courant continu haute tension avec circuit capacitif tampon et procédé de pilotage
FR3091408A1 (fr) * 2018-12-27 2020-07-03 Supergrid Institute Dispositif de coupure de courant pour courant continu haute tension avec circuit d’oscillation adaptatif et procédé de pilotage
US11791617B2 (en) 2018-12-27 2023-10-17 Supergrid Institute Current cut-off device for high-voltage direct current with capacitive buffer circuit, and control method
US11824346B2 (en) 2018-12-27 2023-11-21 Supergrid Institute Current cut-off device for high-voltage direct current with adaptive oscillatory circuit, and control method
US11798763B2 (en) 2019-03-22 2023-10-24 Supergrid Institute Current cut-off device for high-voltage direct current with resonator and switching
EP3979285A4 (fr) * 2019-05-28 2022-06-08 Mitsubishi Electric Corporation Dispositif d'interruption
WO2022029379A2 (fr) 2020-08-05 2022-02-10 Supergrid Institute Dispositif de coupure de courant pour courant électrique sous haute tension continue, installation avec un tel dispositif, procede de pilotage, et processus d'evaluation de l'integrite d'un conducteur electrique
FR3113334A1 (fr) 2020-08-05 2022-02-11 Supergrid Institute Dispositif de coupure de courant pour courant électrique sous haute tension continue, installation avec un tel dispositif, procédé de pilotage, et processus d’évaluation de l’intégrité d’un conducteur électrique

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