BR112023027254A2 - Método de controle, sistema de controle, dispositivo de computador e mídia de armazenamento para conversor - Google Patents

Método de controle, sistema de controle, dispositivo de computador e mídia de armazenamento para conversor

Info

Publication number
BR112023027254A2
BR112023027254A2 BR112023027254A BR112023027254A BR112023027254A2 BR 112023027254 A2 BR112023027254 A2 BR 112023027254A2 BR 112023027254 A BR112023027254 A BR 112023027254A BR 112023027254 A BR112023027254 A BR 112023027254A BR 112023027254 A2 BR112023027254 A2 BR 112023027254A2
Authority
BR
Brazil
Prior art keywords
converter
current
reference value
voltage
control method
Prior art date
Application number
BR112023027254A
Other languages
English (en)
Inventor
Dong Yunlong
Li Haiying
Lu Yu
Ma Xiuda
Tian Jie
Wang Nannan
Wang Xianrong
Wang Xinbao
Yin Zihan
Zhan Changjiang
Zou Kaikai
Original Assignee
Nr Electric Co Ltd
Nr Electric Power Electronics Co Ltd
Nr Engineering Co Ltd
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 Nr Electric Co Ltd, Nr Electric Power Electronics Co Ltd, Nr Engineering Co Ltd filed Critical Nr Electric Co Ltd
Publication of BR112023027254A2 publication Critical patent/BR112023027254A2/pt

Links

Classifications

    • 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
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/12—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load
    • H02J3/16—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by adjustment of reactive power
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/36—Arrangements for transfer of electric power between ac networks via a high-tension dc link
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/40—Synchronising a generator for connection to a network or to another generator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/46—Controlling of the sharing of output between the generators, converters, or transformers
    • H02J3/50—Controlling the sharing of the out-of-phase component
    • 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
    • H02M1/0003—Details of control, feedback or regulation circuits
    • 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
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0009—Devices or circuits for detecting current in a converter
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Control Of Voltage And Current In General (AREA)
  • Control Of Eletrric Generators (AREA)

Abstract

método de controle, sistema de controle, dispositivo de computador e mídia de armazenamento para conversor. este pedido propõe um método de controle, um sistema de controle e um dispositivo de computador para conversor, aplicados a um sistema de transmissão de corrente contínua (cc) flexível, em que o sistema de transmissão cc flexível compreende um ou mais conversores do tipo fonte de tensão, e o método de controle consiste em: determinar um potencial interno, uma fase, uma tensão de corrente alternada (ca) do conversor, uma corrente do lado da rede do conversor, um valor constante de impedância e um valor-limite de corrente do conversor; e, em seguida, calcular um valor de referência de tensão do barramento de conexão do conversor com base no potencial interno, na referida fase, no valor constante de impedância, na corrente do lado da rede do conversor; calcular um valor de referência de comando de corrente de acordo com o erro entre o valor de referência de tensão do barramento de conexão e a tensão ca; controlar a corrente do conversor para seguir o valor de referência do comando de corrente de acordo com o valor de referência de comando de corrente; o método de controle também inclui uma unidade de limitação de sobrecorrente, ou seja, quando o conversor está no modo de limitação de corrente comandada, de acordo com a tensão ca us, o potencial interno e e a fase ¿, o valor-limite de corrente do conversor imax, com base nas características de indutância em série da fonte de tensão de sequência positiva, calcular o referido valor de referência de comando de corrente no modo de limitação de corrente comandada e utiliza-lo como valor de referência de comando de corrente.
BR112023027254A 2021-07-27 2022-07-25 Método de controle, sistema de controle, dispositivo de computador e mídia de armazenamento para conversor BR112023027254A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110850245.3A CN115700957A (zh) 2021-07-27 2021-07-27 换流器的控制方法和控制系统
PCT/CN2022/107634 WO2023005879A1 (zh) 2021-07-27 2022-07-25 换流器的控制方法、控制系统、计算机设备和存储介质

Publications (1)

Publication Number Publication Date
BR112023027254A2 true BR112023027254A2 (pt) 2024-03-12

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BR112023027254A BR112023027254A2 (pt) 2021-07-27 2022-07-25 Método de controle, sistema de controle, dispositivo de computador e mídia de armazenamento para conversor

Country Status (4)

Country Link
EP (1) EP4362261A1 (pt)
CN (1) CN115700957A (pt)
BR (1) BR112023027254A2 (pt)
WO (1) WO2023005879A1 (pt)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117353338B (zh) * 2023-12-06 2024-04-02 广东电网有限责任公司珠海供电局 一种基于m3c的虚拟同步机主动支撑控制系统和装置
CN117526397B (zh) * 2024-01-04 2024-04-26 国网经济技术研究院有限公司 具有限流功能的柔性直流无内环构网型控制方法及系统

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4850279B2 (ja) * 2009-11-27 2012-01-11 三菱電機株式会社 電力変換装置
CN104578736B (zh) * 2014-12-16 2018-03-09 国家电网公司 基于动态矢量限幅的变流器限流保护的控制方法及变流器
CN107017614B (zh) * 2016-01-27 2019-09-20 特变电工新疆新能源股份有限公司 一种交流电网故障时阀侧交流母线电流过流抑制方法
CN107123981B (zh) * 2017-03-31 2021-08-06 全球能源互联网研究院 基于mmc的柔性直流及直流电网机电暂态仿真方法及系统
CN107482684A (zh) * 2017-09-19 2017-12-15 南京南瑞继保电气有限公司 一种换流器控制方法
CN110137977B (zh) * 2019-06-04 2022-07-22 南京南瑞继保电气有限公司 换流站串联调节系统及控制方法
CN110867896B (zh) * 2019-11-26 2021-04-13 全球能源互联网研究院有限公司 一种变流器的控制方法及系统
CN112600234B (zh) * 2020-12-08 2021-08-03 广东电网有限责任公司阳江供电局 一种改善柔性直流换流器等效阻抗的控制方法和装置
CN112886556B (zh) * 2021-03-04 2022-12-16 中国南方电网有限责任公司 柔性直流输电交流连接线区单相接地故障控制保护方法

Also Published As

Publication number Publication date
WO2023005879A1 (zh) 2023-02-02
CN115700957A (zh) 2023-02-07
EP4362261A1 (en) 2024-05-01

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