JP2016148650A - 高圧直流送電システムの電力損失補正方法 - Google Patents
高圧直流送電システムの電力損失補正方法 Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
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- 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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
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- 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
- H02J1/00—Circuit arrangements for dc mains or dc distribution networks
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- 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
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
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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
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/66—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal
- H02M7/68—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters
- H02M7/72—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/75—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
- H02M7/757—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
- H02M7/7575—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only for high voltage direct transmission link
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- 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]
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- Engineering & Computer Science (AREA)
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- Computer Hardware Design (AREA)
- Evolutionary Computation (AREA)
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- General Engineering & Computer Science (AREA)
- Inverter Devices (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
【解決手段】本発明の一実施形態による高圧直流送電(HVDC)システム300の電力損失補正方法は、送電電力量及び受電電力量を測定する段階と、測定された送電電力量及び受電電力量の差値に基づいて第1電力損失量を計算する段階と、高圧直流送電システム300の各位置におけるインピーダンス値に基づいて各位置で発生する損失量を計算する段階と、計算された損失量の合計値に基づいて第2電力損失量を計算する段階と、第1電力損失量と第2電力損失量の差値に基づいて高圧直流送電システム300で発生する電力損失量の補正のための補正値を決定する段階とを含む。
【選択図】図14
Description
第1電力損失量=送電電力量(V_1×I_1)−受電電力量(V_2×I_2)
第2電力損失量=第1変換所の損失量+第2変換所の損失量+送電線の損失量
400 電力損失量補正装置
Claims (7)
- 高圧直流送電(HVDC)システムの電力損失補正方法において、
送電電力量及び受電電力量を測定する段階と、
前記測定された送電電力量及び受電電力量の差値に基づいて第1電力損失量を計算する段階と、
前記高圧直流送電システムの各位置におけるインピーダンス値に基づいて前記各位置で発生する損失量を計算する段階と、
前記計算された損失量の合計値に基づいて第2電力損失量を計算する段階と、
前記第1電力損失量と前記第2電力損失量の差値に基づいて前記高圧直流送電システムで発生する電力損失量の補正のための補正値を決定する段階と、を含むことを特徴とする高圧直流送電システムの電力損失補正方法。 - 前記各位置で発生する損失量を計算する段階は、
第1変換所で発生する損失量を計算する段階と、
第2変換所で発生する損失量を計算する段階と、
前記第1変換所と前記第2変換所を接続する送電線で発生する損失量を計算する段階と、を含む、請求項1に記載の高圧直流送電システムの電力損失補正方法。 - 前記補正値は、前記第2電力損失量と同じ値となるように前記第1電力損失量を補正するためのオフセット値を含む、請求項1又は2に記載の高圧直流送電システムの電力損失補正方法。
- 前記送電電力量は、前記高圧直流送電システムの運転方向によって前記第1変換所又は前記第2変換所の電力量であり、
前記受電電力量は、前記高圧直流送電システムの運転方向によって前記第2変換所又は前記第1変換所の電力量である、請求項2に記載の高圧直流送電システムの電力損失補正方法。 - 前記オフセット値は、前記送電線のインピーダンス値を状態に応じて補正するための値である、請求項3に記載の高圧直流送電システムの電力損失補正方法。
- 前記補正値は、前記高圧直流送電システムの運転方向によって異なる値にそれぞれ決定され、
前記運転方向は、前記第1変換所が送電所として動作し、かつ前記第2変換所が受電所として動作する第1運転方向と、前記第1変換所が受電所として動作し、かつ前記第2変換所が送電所として動作する第2運転方向とを含む、請求項2又は4に記載の高圧直流送電システムの電力損失補正方法。 - 前記補正値は、前記送電所から前記受電所に供給される運転電力量に応じて異なる値にそれぞれ決定される、請求項6に記載の高圧直流送電システムの電力損失補正方法。
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KR10-2015-0021132 | 2015-02-11 | ||
KR1020150021132A KR102056252B1 (ko) | 2015-02-11 | 2015-02-11 | Hvdc 시스템의 전력 손실 보정 방법 |
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JP2016148650A true JP2016148650A (ja) | 2016-08-18 |
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US (1) | US9651589B2 (ja) |
EP (1) | EP3057015B1 (ja) |
JP (1) | JP6301973B2 (ja) |
KR (1) | KR102056252B1 (ja) |
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Cited By (1)
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JP7387062B1 (ja) * | 2022-09-27 | 2023-11-27 | 三菱電機株式会社 | 電力変換システム |
Families Citing this family (6)
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US10177592B2 (en) * | 2014-04-11 | 2019-01-08 | Lg Electronics Inc. | Wireless power transmitter and wireless power transmission method |
CN107769241B (zh) * | 2017-12-07 | 2020-07-28 | 南京南瑞继保电气有限公司 | 一种直流输电系统电压电流控制方法及装置 |
JP6425855B1 (ja) * | 2018-01-22 | 2018-11-21 | 三菱電機株式会社 | 電力変換装置 |
US11126235B2 (en) * | 2018-03-21 | 2021-09-21 | Intel Corporation | Detection of transmission medium state for power delivery |
US10747284B2 (en) | 2018-03-27 | 2020-08-18 | Intel Corporation | Supplemental power reception by bypassing voltage regulator |
CN108763835B (zh) * | 2018-07-06 | 2024-05-10 | 国网浙江省电力有限公司电力科学研究院 | 模块化多电平换流器拓扑重构型子模块及其建模方法 |
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US20140247629A1 (en) * | 2013-03-01 | 2014-09-04 | Ge Eneygy Power Conversion Technology Limited | Converters |
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2015
- 2015-02-11 KR KR1020150021132A patent/KR102056252B1/ko active IP Right Grant
- 2015-12-07 US US14/961,565 patent/US9651589B2/en active Active
- 2015-12-23 ES ES15202463.4T patent/ES2672794T3/es active Active
- 2015-12-23 EP EP15202463.4A patent/EP3057015B1/en not_active Not-in-force
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5324542A (en) * | 1976-08-20 | 1978-03-07 | Toshiba Corp | Controlling dc power transmission system |
JPS60238768A (ja) * | 1984-05-14 | 1985-11-27 | Mitsubishi Electric Corp | 電力系統の計測デ−タ異常検出方法 |
JPH07227043A (ja) * | 1994-02-09 | 1995-08-22 | Mitsubishi Electric Corp | 交直連系系統の定電力制御方法 |
JP2003032895A (ja) * | 2001-07-23 | 2003-01-31 | Hitachi Ltd | 潮流制御装置の損失測定方法とその利用方法 |
JP2013219968A (ja) * | 2012-04-11 | 2013-10-24 | Denso Corp | 非接触給電パッド及び非接触給電装置 |
US20140247629A1 (en) * | 2013-03-01 | 2014-09-04 | Ge Eneygy Power Conversion Technology Limited | Converters |
Cited By (2)
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JP7387062B1 (ja) * | 2022-09-27 | 2023-11-27 | 三菱電機株式会社 | 電力変換システム |
WO2024069750A1 (ja) * | 2022-09-27 | 2024-04-04 | 三菱電機株式会社 | 電力変換システム |
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US20160233780A1 (en) | 2016-08-11 |
KR102056252B1 (ko) | 2019-12-16 |
KR20160098897A (ko) | 2016-08-19 |
EP3057015B1 (en) | 2018-03-21 |
JP6301973B2 (ja) | 2018-03-28 |
ES2672794T3 (es) | 2018-06-18 |
CN105870955B (zh) | 2019-03-22 |
US9651589B2 (en) | 2017-05-16 |
EP3057015A1 (en) | 2016-08-17 |
CN105870955A (zh) | 2016-08-17 |
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