JP6863268B2 - 異電圧電動機駆動システム - Google Patents
異電圧電動機駆動システム Download PDFInfo
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- JP6863268B2 JP6863268B2 JP2017246396A JP2017246396A JP6863268B2 JP 6863268 B2 JP6863268 B2 JP 6863268B2 JP 2017246396 A JP2017246396 A JP 2017246396A JP 2017246396 A JP2017246396 A JP 2017246396A JP 6863268 B2 JP6863268 B2 JP 6863268B2
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- Prior art keywords
- voltage
- electric motor
- type inverter
- output
- drive system
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- 238000004804 winding Methods 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 4
- 230000005856 abnormality Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
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- Inverter Devices (AREA)
- Control Of Ac Motors In General (AREA)
Description
2 高電圧電動機
3 上位遮断器
4,5 切替遮断器
6 出力変圧器
10 電圧型インバータ
11 セルインバータ
20 入力変圧器
21,22,23 一次巻線
24,25,26 高電圧出力用タップ
27,28,29 低電圧出力用タップ
30 タップ切替装置
31,32 上位遮断器
40 電動機切替装置
41,42 切替遮断器
100 電力系統
Claims (2)
- 定格電圧が異なる複数の電動機と、
入力変圧器が一体化された電圧型インバータと、
前記入力変圧器の一次巻線において前記複数の電動機のそれぞれの定格電圧に応じた位置に設けられた複数個のタップと、
前記電圧型インバータと接続する電動機を前記複数の電動機の間で切り替える電動機切替装置と、
電力系統と接続するタップを前記複数のタップの間で切り替えるタップ切替装置と、
を備えることを特徴とする異電圧電動機駆動システム。 - 前記電動機切替装置による電動機の切り替えと前記タップ切替装置によるタップの切り替とは連動していることを特徴とする請求項1に記載の異電圧電動機駆動システム。
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JP2017246396A JP6863268B2 (ja) | 2017-12-22 | 2017-12-22 | 異電圧電動機駆動システム |
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JP2017246396A JP6863268B2 (ja) | 2017-12-22 | 2017-12-22 | 異電圧電動機駆動システム |
Publications (2)
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JP2019115155A JP2019115155A (ja) | 2019-07-11 |
JP6863268B2 true JP6863268B2 (ja) | 2021-04-21 |
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JP2017246396A Active JP6863268B2 (ja) | 2017-12-22 | 2017-12-22 | 異電圧電動機駆動システム |
Country Status (1)
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JP (1) | JP6863268B2 (ja) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS526927A (en) * | 1975-07-04 | 1977-01-19 | Hitachi Ltd | Transformer control device |
JPS57153572A (en) * | 1981-03-18 | 1982-09-22 | Mitsubishi Electric Corp | Inverter device with transformer tap changer |
JP3402949B2 (ja) * | 1996-08-23 | 2003-05-06 | 三菱重工業株式会社 | 電動機駆動用インバータ装置による電動機の起動停止方法 |
JP2000172350A (ja) * | 1998-12-08 | 2000-06-23 | Hitachi Ltd | 無停電電源装置及びその制御方法 |
JP2009171684A (ja) * | 2008-01-11 | 2009-07-30 | Daihen Corp | 電源装置及びアーク加工用電源装置 |
US8299732B2 (en) * | 2009-01-15 | 2012-10-30 | Rockwell Automation Technologies, Inc. | Power conversion system and method |
EP3103185A1 (en) * | 2014-02-03 | 2016-12-14 | Johnson Controls Technology Company | Multi-pulse constant voltage transformer for a variable speed drive in chiller applications |
JP6568809B2 (ja) * | 2016-01-29 | 2019-08-28 | 東芝三菱電機産業システム株式会社 | インバータ装置、電動機駆動装置、及び電動機駆動システム |
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2017
- 2017-12-22 JP JP2017246396A patent/JP6863268B2/ja active Active
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