JPWO2019229930A1 - 無停電電源装置 - Google Patents
無停電電源装置 Download PDFInfo
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- 230000005856 abnormality Effects 0.000 claims abstract description 96
- 238000001514 detection method Methods 0.000 claims abstract description 68
- 239000003990 capacitor Substances 0.000 claims description 46
- 238000009499 grossing Methods 0.000 claims description 22
- 230000001360 synchronised effect Effects 0.000 claims description 10
- 239000004065 semiconductor Substances 0.000 description 46
- 238000010586 diagram Methods 0.000 description 19
- 238000004804 winding Methods 0.000 description 14
- 230000002457 bidirectional effect Effects 0.000 description 12
- 230000007257 malfunction Effects 0.000 description 10
- 230000004048 modification Effects 0.000 description 10
- 238000012986 modification Methods 0.000 description 10
- 230000002159 abnormal effect Effects 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 230000007935 neutral effect Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- 230000002123 temporal effect Effects 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 108010076504 Protein Sorting Signals Proteins 0.000 description 2
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- 230000003111 delayed effect Effects 0.000 description 1
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Classifications
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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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/062—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads
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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
- H02M1/00—Details of apparatus for conversion
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
-
- 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
- H02M1/14—Arrangements for reducing ripples from dc input or output
-
- 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
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
-
- 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
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/06—Control effected upon clutch or other mechanical power transmission means and dependent upon electric output value of the generator
-
- 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
- H02M1/0006—Arrangements for supplying an adequate voltage to the control circuit of converters
-
- 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
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
- H02M1/4208—Arrangements for improving power factor of AC input
- H02M1/4283—Arrangements for improving power factor of AC input by adding a controlled rectifier in parallel to a first rectifier feeding a smoothing capacitor
-
- 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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
- H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
- H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
- H02M5/453—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal
- H02M5/458—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M5/4585—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only having a rectifier with controlled elements
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Inverter Devices (AREA)
- Stand-By Power Supply Arrangements (AREA)
Abstract
Description
図7を参照して、異常検出回路42は、整流回路50、フィルタ51、比較器52,53、および論理和回路54,55を有する。
図8を参照して、切替指令生成回路44は、論理和回路60,67,69、反転器61、Dフリップフロップ62、RSフリップフロップ63、論理積回路64,65,70、オンディレイ回路66,68を有する。
次に、図10および図11を用いて、本実施の形態に従う無停電電源装置1の変更例について説明する。
図10を参照して、第1の変更例に従う異常検出回路42は、図7に示した異常検出回路42と比較して、比較器52,53および論理和回路54に代えて、シャント抵抗R2および比較器56を有する点が異なる。
図11を参照して、第2の変更例に従う異常検出回路42は、複数のゲート駆動回路30の間で共有されている。第2の変更例に従う異常検出回路42の構成は、図6に示した異常検出回路42と同じである。
Claims (7)
- 商用交流電源に接続される第1の端子と、
バイパス交流電源に接続される第2の端子と、
負荷に接続される第3の端子と、
複数のスイッチング素子を含み、前記商用交流電源から前記第1の端子を介して供給される交流電力を直流電力に変換するコンバータと、
複数のスイッチング素子を含み、前記コンバータによって生成された直流電力または電力貯蔵装置の直流電力を交流電力に変換するインバータと、
一方端子に前記インバータの出力電圧を受け、他方端子が前記第3の端子に接続される第1のスイッチと、
前記第2の端子および前記第3の端子間に接続された第2のスイッチと、
前記コンバータおよび前記インバータに含まれる前記複数のスイッチング素子のオンオフを制御する制御装置と、
前記複数のスイッチング素子のゲートをそれぞれ駆動する複数のゲート駆動回路とを備え、
前記複数のゲート駆動回路の各々は、
前記制御装置からスイッチング素子のゲート電極に入力されるゲート信号に従って、前記スイッチング素子のゲート電位をHレベルまたはLレベルに相当する電位に駆動するゲートドライバと、
前記ゲートドライバに電力を供給する電源回路とを含み、
前記制御装置は、各前記複数のゲート駆動回路の前記電源回路の異常を検出するように構成された異常検出回路を含み、前記第1のスイッチがオンかつ前記第2のスイッチがオフの場合において、前記異常検出回路により前記電源回路の異常が検出されたときには、前記第2のスイッチをオンし、前記第1のスイッチをオフするように構成され、
前記ゲート駆動回路は、前記電源回路の異常が検出されてから前記第2のスイッチがオンされるまでの期間、前記スイッチング素子のゲート電位を保持するように構成される、無停電電源装置。 - 前記制御装置は、前記電源回路の異常が検出されたときには、前記第2のスイッチをオンするための制御指令を生成した後、前記スイッチング素子をオフするための前記ゲート信号を各前記複数のゲート駆動回路に出力する、請求項1に記載の無停電電源装置。
- 前記制御装置は、前記インバータの出力電圧が前記バイパス交流電源に同期している場合において、前記電源回路の異常が検出されたときには、前記第2のスイッチをオンするための制御指令を生成した後、前記スイッチング素子をオフするための制御指令を生成する、請求項2に記載の無停電電源装置。
- 前記制御装置は、前記インバータの出力電圧が前記バイパス交流電源に同期していない場合において、前記電源回路の異常が検出されたときには、前記スイッチング素子をオフするための制御指令を生成した後、前記第2のスイッチをオンするための制御指令を生成する、請求項3に記載の無停電電源装置。
- 前記電源回路は、
交流電源と、
前記交流電源から供給される交流電力を整流する整流器と、
前記整流器によって整流された電圧を平滑して前記ゲートドライバに供給する平滑コンデンサとを含み、
前記平滑コンデンサは、前記電源回路の異常が発生してから前記スイッチング素子をオフするための前記ゲート信号が出力されるまでの期間、前記ゲートドライバの電源電圧を補償するためのエネルギーを蓄えることができる容量を有する、請求項1から4のいずれか1項に記載の無停電電源装置。 - 前記平滑コンデンサは電解コンデンサである、請求項5に記載の無停電電源装置。
- 前記交流電源は前記複数の駆動回路の間で共有されており、
前記異常検出回路は、前記交流電源の供給電圧または供給電流の検出値に基づいて前記電源回路の異常を検出する、請求項5に記載の無停電電源装置。
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PCT/JP2018/020949 WO2019229930A1 (ja) | 2018-05-31 | 2018-05-31 | 無停電電源装置 |
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US (1) | US11196292B2 (ja) |
JP (1) | JP6916389B2 (ja) |
KR (1) | KR102531820B1 (ja) |
CN (1) | CN112204845B (ja) |
WO (1) | WO2019229930A1 (ja) |
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WO2021145026A1 (ja) * | 2020-01-17 | 2021-07-22 | ソニーグループ株式会社 | 情報処理装置及び情報処理端末 |
JP7348091B2 (ja) * | 2020-01-24 | 2023-09-20 | 東芝三菱電機産業システム株式会社 | 無停電電源装置 |
Citations (6)
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JP2011097676A (ja) * | 2009-10-27 | 2011-05-12 | Toshiba Mitsubishi-Electric Industrial System Corp | 無停電電源システム |
JP2014124017A (ja) * | 2012-12-20 | 2014-07-03 | Toshiba Mitsubishi-Electric Industrial System Corp | 無停電電源装置 |
JP2014158418A (ja) * | 2014-05-19 | 2014-08-28 | Toshiba Mitsubishi-Electric Industrial System Corp | 無停電電源システム |
JP2015115977A (ja) * | 2013-12-09 | 2015-06-22 | 東芝三菱電機産業システム株式会社 | 電力変換装置 |
JPWO2015198447A1 (ja) * | 2014-06-26 | 2017-04-20 | 東芝三菱電機産業システム株式会社 | 無停電電源装置 |
JPWO2015198448A1 (ja) * | 2014-06-26 | 2017-04-20 | 東芝三菱電機産業システム株式会社 | 無停電電源装置 |
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JPH0884479A (ja) * | 1994-09-12 | 1996-03-26 | Hitachi Ltd | スイッチング回路の安全装置 |
JPH11178243A (ja) | 1997-12-16 | 1999-07-02 | Mitsubishi Electric Corp | 無停電電源装置 |
JP4086751B2 (ja) | 2003-09-30 | 2008-05-14 | Tdk株式会社 | スイッチング電源装置 |
JP2008306285A (ja) * | 2007-06-05 | 2008-12-18 | Toshiba Mitsubishi-Electric Industrial System Corp | 半導体スイッチの制御装置 |
JP5223711B2 (ja) * | 2009-02-10 | 2013-06-26 | 富士電機株式会社 | 無停電電源装置 |
JP5346749B2 (ja) * | 2009-09-07 | 2013-11-20 | 三菱電機株式会社 | 電力変換装置 |
JP5431445B2 (ja) * | 2011-12-27 | 2014-03-05 | シャープ株式会社 | スイッチング電源回路 |
WO2014181450A1 (ja) * | 2013-05-10 | 2014-11-13 | 株式会社 日立製作所 | 絶縁ゲート型半導体素子の制御装置およびそれを用いた電力変換装置 |
JP5989265B2 (ja) * | 2014-05-30 | 2016-09-07 | 三菱電機株式会社 | 電力用半導体素子の駆動回路 |
JP6435715B2 (ja) | 2014-08-28 | 2018-12-12 | サンケン電気株式会社 | 無停電電源装置 |
JP5955425B1 (ja) * | 2015-02-10 | 2016-07-20 | 菊水電子工業株式会社 | ゲート駆動回路およびインバータ装置 |
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JP2011097676A (ja) * | 2009-10-27 | 2011-05-12 | Toshiba Mitsubishi-Electric Industrial System Corp | 無停電電源システム |
JP2014124017A (ja) * | 2012-12-20 | 2014-07-03 | Toshiba Mitsubishi-Electric Industrial System Corp | 無停電電源装置 |
JP2015115977A (ja) * | 2013-12-09 | 2015-06-22 | 東芝三菱電機産業システム株式会社 | 電力変換装置 |
JP2014158418A (ja) * | 2014-05-19 | 2014-08-28 | Toshiba Mitsubishi-Electric Industrial System Corp | 無停電電源システム |
JPWO2015198447A1 (ja) * | 2014-06-26 | 2017-04-20 | 東芝三菱電機産業システム株式会社 | 無停電電源装置 |
JPWO2015198448A1 (ja) * | 2014-06-26 | 2017-04-20 | 東芝三菱電機産業システム株式会社 | 無停電電源装置 |
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KR102531820B1 (ko) | 2023-05-11 |
US11196292B2 (en) | 2021-12-07 |
WO2019229930A1 (ja) | 2019-12-05 |
JP6916389B2 (ja) | 2021-08-11 |
US20210210977A1 (en) | 2021-07-08 |
CN112204845A (zh) | 2021-01-08 |
CN112204845B (zh) | 2024-03-08 |
KR20210014670A (ko) | 2021-02-09 |
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