JP7216844B2 - 突入電流が防止された電気自動車の充電方法及びそのための装置 - Google Patents
突入電流が防止された電気自動車の充電方法及びそのための装置 Download PDFInfo
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- H—ELECTRICITY
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- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
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- B60L2270/00—Problem solutions or means not otherwise provided for
- B60L2270/20—Inrush current reduction, i.e. avoiding high currents when connecting the battery
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/90—Vehicles comprising electric prime movers
- B60Y2200/91—Electric vehicles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02T10/00—Road transport of goods or passengers
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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- Y02T10/00—Road transport of goods or passengers
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- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
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Description
Claims (16)
- 電気自動車充電器の突入電流防止方法において、
充電対象電気自動車の要請に従って、前記充電対象電気自動車に現在供給中の充電電流レベルの増加または減少の要否を判断する段階と、
前記充電電流レベルの増加または減少が必要であると判断した場合、前記充電電流レベルを既設定された割合に減らす段階と、
前記充電電流レベルを既設定された割合に減らした後の第1時間の間で突入電流が発生するかを確認する段階と、
前記第1時間の間で前記突入電流が発生しない場合、前記充電電流レベルを前記充電電気自動車の要請に従って増加または減少させるために、少なくとも一つの充電モジュールを活性化または非活性化する段階と、
前記少なくとも一つの充電モジュールを活性化または非活性化した後の第2時間の間で前記突入電流が発生するかを確認する段階と、
前記第2時間の間で前記突入電流が発生しない場合、前記充電対象電気自動車が要請した充電電流レベルまで前記充電電流レベルを上昇させる段階とを含む、電気自動車充電器の突入電流防止方法。 - 前記突入電流は、予め定義された基準電流より既設定されたレベル以上に高いレベルの電流に該当する、請求項1に記載の電気自動車充電器の突入電流防止方法。
- 前記既設定された割合は、前記充電電流レベルの10%に該当する、請求項1に記載の電気自動車充電器の突入電流防止方法。
- 前記充電電流レベルの増加または減少の要否を判断する段階は、
前記充電対象電気自動車が要請した電流レベルを前記充電電流レベルと比較する段階と、
前記要請した電流レベルが前記充電電流レベル未満の場合、前記充電電流レベルの減少が必要であると判断する段階と、
前記要請した電流レベルが前記充電電流レベルを超える場合、前記充電電流レベルの増加が必要であると判断する段階とを含む、請求項1に記載の電気自動車充電器の突入電流防止方法。 - 前記少なくとも一つの充電モジュールを活性化または非活性化する段階は、
前記充電電流レベルの減少が必要であると判断した場合、現在活性化中の充電モジュールのうち少なくとも一つを選択的非活性化する段階と、
前記充電電流レベルの増加が必要であると判断した場合、現在非活性化中の充電モジュールのうち少なくとも一つを選択的活性化する段階とを含む、請求項4に記載の電気自動車充電器の突入電流防止方法。 - 前記現在活性化中の充電モジュールのうち少なくとも一つを選択的非活性化する段階は、
前記現在活性化中の充電モジュールのうち最も多い回数及び最も頻繁な周期のうち少なくとも一つで活性化された充電モジュールから優先的に選択的非活性化する段階である、請求項5に記載の電気自動車充電器の突入電流防止方法。 - 前記現在非活性化中の充電モジュールのうち少なくとも一つを選択的活性化する段階は、
前記現在非活性化中の充電モジュールのうち最も少ない回数及び最も頻繁でない周期のうち少なくとも一つで活性化された充電モジュールから優先的に選択的活性化する段階である、請求項5に記載の電気自動車充電器の突入電流防止方法。 - 前記少なくとも一つの充電モジュールが活性化された回数及び活性化周期のうち少なくとも一つに関する情報を記録する段階をさらに含む、請求項5に記載の電気自動車充電器の突入電流防止方法。
- 電気自動車充電器において、
複数の充電モジュールを含む、充電部と、
充電対象電気自動車と通信を行う、通信部と、
前記充電部及び通信部を制御する、制御部とを含み、
前記制御部は、
前記通信部を通じて受信した前記充電対象電気自動車の要請に従って、前記充電対象電気自動車に現在供給中の充電電流レベルの増加または減少の要否を判断し、
前記充電電流レベルの増加または減少が必要であると判断した場合、前記充電部を制御して前記充電電流レベルを既設定された割合に減らし、
前記充電電流レベルを既設定された割合に減らした後の第1時間の間で突入電流が発生するかを確認し、
前記第1時間の間で前記突入電流が発生しない場合、前記充電電流レベルを前記充電電気自動車の要請に従って増加または減少させるために前記充電部を制御して少なくとも一つの充電モジュールを活性化または非活性化し、
前記少なくとも一つの充電モジュールを活性化または非活性化した後の第2時間の間で前記突入電流が発生するかを確認し、
前記第2時間の間で前記突入電流が発生しない場合、前記充電部を制御して前記充電対象電気自動車が要請した充電電流レベルまで前記充電電流レベルを上昇させる、電気自動車充電器。 - 前記突入電流は、予め定義された基準電流より既設定されたレベル以上に高いレベルの電流に該当する、請求項9に記載の電気自動車充電器。
- 前記既設定された割合は、前記充電電流レベルの10%に該当する、請求項9に記載の電気自動車充電器。
- 前記充電電流レベルの増加または減少の要否を判断する場合、前記制御部は、
前記充電対象電気自動車が要請した電流レベルを前記充電電流レベルと比較し、
前記要請した電流レベルが前記充電電流レベル未満の場合、前記充電電流レベルの減少が必要であると判断し、
前記要請した電流レベルが前記充電電流レベルを超える場合、前記充電電流レベルの増加が必要であると判断する、請求項9に記載の電気自動車充電器。 - 前記少なくとも一つの充電モジュールを活性化または非活性化する場合、前記制御部は、
前記充電電流レベルの減少が必要であると判断した場合、現在活性化中の充電モジュールのうち少なくとも一つを選択的非活性化し、
前記充電電流レベルの増加が必要であると判断した場合、現在非活性化中の充電モジュールのうち少なくとも一つを選択的活性化する、請求項12に記載の電気自動車充電器。 - 前記現在活性化中の充電モジュールのうち少なくとも一つを選択的非活性化する場合、前記制御部は、
前記現在活性化中の充電モジュールのうち最も多い回数及び最も頻繁な周期のうち少なくとも一つで活性化された充電モジュールから優先的に選択的非活性化する、請求項13に記載の電気自動車充電器。 - 前記現在非活性化中の充電モジュールのうち少なくとも一つを選択的活性化する場合、前記制御部は、
前記現在非活性化中の充電モジュールのうち最も少ない回数及び最も頻繁でない周期のうち少なくとも一つで活性化された充電モジュールから優先的に選択的活性化する、請求項13に記載の電気自動車充電器。 - 前記制御部は、
前記少なくとも一つの充電モジュールが活性化された回数及び活性化周期のうち少なくとも一つに関する情報を記録する、請求項13に記載の電気自動車充電器。
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KR1020200122162A KR102267043B1 (ko) | 2020-09-22 | 2020-09-22 | 복수의 충전 모듈들을 이용한 전기 자동차 충전 방법 및 이를 위한 장치 |
KR1020210076934A KR102319685B1 (ko) | 2020-09-22 | 2021-06-14 | 돌입 전류 방지 방법 및 이를 위한 장치 |
KR10-2021-0076934 | 2021-06-14 | ||
PCT/KR2021/007759 WO2022065634A1 (ko) | 2020-09-22 | 2021-06-21 | 돌입 전류가 방지된 전기 자동차 충전 방법 및 이를 위한 장치 |
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KR102406394B1 (ko) * | 2021-09-01 | 2022-06-08 | 에스케이시그넷 주식회사 | 빅데이터 기반의 중앙 관제 충전 시스템, 방법 및 장치 |
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GB202305770D0 (en) | 2023-05-31 |
KR102319685B1 (ko) | 2021-11-01 |
US11605958B2 (en) | 2023-03-14 |
EP4001000A1 (en) | 2022-05-25 |
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