JP5248611B2 - 電力変換装置 - Google Patents
電力変換装置 Download PDFInfo
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- JP5248611B2 JP5248611B2 JP2010522555A JP2010522555A JP5248611B2 JP 5248611 B2 JP5248611 B2 JP 5248611B2 JP 2010522555 A JP2010522555 A JP 2010522555A JP 2010522555 A JP2010522555 A JP 2010522555A JP 5248611 B2 JP5248611 B2 JP 5248611B2
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- Prior art keywords
- converter
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- inverter
- reactor
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- 239000003990 capacitor Substances 0.000 claims description 25
- 239000004065 semiconductor Substances 0.000 claims description 22
- 230000007935 neutral effect Effects 0.000 claims description 17
- 230000002159 abnormal effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 19
- 238000004088 simulation Methods 0.000 description 11
- 230000018199 S phase Effects 0.000 description 8
- 238000001514 detection method Methods 0.000 description 7
- 238000001228 spectrum Methods 0.000 description 5
- 229910001219 R-phase Inorganic materials 0.000 description 4
- 238000010248 power generation Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000005549 size reduction Methods 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Inverter Devices (AREA)
- Stand-By Power Supply Arrangements (AREA)
Description
停電検出回路、100 無停電電源装置、CA,CB,CC,CD コンデンサ、D1D〜D4D,D1R〜D6R,D1S〜D6S,D1T〜D6T,D1U〜D6U,D1V〜D6V,D1W〜D6W,DA,DB,DC,DD ダイオード、Q1D〜Q4D,Q1R〜Q4R,Q1S〜Q4S,Q1T〜Q4T,Q1U〜Q4U,Q1V〜Q4V,Q1W〜Q4W,QA,QB,QC,QD IGBT素子、RL R相ライン、SL S相ライン、TL T相ライン、UL U相ライン、VL V相ライン、WL W相ライン。
Claims (2)
- 直流電圧と少なくとも3つの電圧値の間で変化する交流電圧とを相互に変換可能に構成された第1のマルチレベル回路(4U)を含み、直流電力を交流電力に変換して負荷(6)に供給する第1の変換器(4)と、
交流電源からの交流電力を直流電力に変換して前記第1の変換器(4)に供給する第2の変換器(3)と、
前記交流電源による電力供給が異常である場合において、電力貯蔵装置(8)に貯蔵された電力の電圧値を変換して、前記第1の変換器に前記電力貯蔵装置(8)からの直流電力を供給する第3の変換器(7)と、
リアクトル(18)およびコンデンサ(19)を含み、前記第1の変換器(4)により発生する高調波を除去するフィルタ(5)と、
前記第2の変換器(3)および前記第3の変換器(7)の少なくとも一方からの直流電力を前記第1の変換器(4)に伝達するための直流正母線および直流負母線(13,14)と、
前記直流正母線(13)と前記直流負母線(14)との間に直列に接続される第1および第2のコンデンサ(15,16)とを備え、
前記第2の変換器(3)は、前記第1のマルチレベル回路(4U)と同じ構成を有する第2のマルチレベル回路(3R)を含み、
前記第3の変換器(7)は、直流電圧と少なくとも3つの電圧値の間で変化する直流電圧とを相互に変換可能に構成された第3のマルチレベル回路(23)を含み、
前記第3のマルチレベル回路は、
前記直流正母線および前記直流負母線の間に直列に接続された4つの半導体スイッチング素子(Q1D〜Q4D)と、
前記4つの半導体スイッチング素子のうち、前記第1のコンデンサ(15)と並列に接続された、直列接続された2つの半導体スイッチング素子の接続点と、前記電力貯蔵装置の正極とに接続された第1のリアクトル(22P)と、
前記4つの半導体スイッチング素子のうち、前記第2のコンデンサ(15)と並列に接続された、直列接続された2つの半導体スイッチング素子の接続点と、前記電力貯蔵装置の負極とに接続された第2のリアクトル(22L)とを含む、電力変換装置。 - 前記第1のマルチレベル回路(4U)は、
前記直流正母線(13)と前記直流負母線(14)との間に直列に接続される第1、第2、第3および第4の半導体スイッチング素子(Q1U〜Q4U)と、
前記第1から第4の半導体スイッチング素子(Q1U〜Q4U)にそれぞれ逆並列接続される第1から第4の還流ダイオード(D1U〜D4U)と、
前記第1および第2のコンデンサ(15,16)の中性点(21)と前記第1および第2の半導体スイッチング素子(Q1U,Q2U)の接続点との間に接続される第1のクランプダイオード(D5U)と、
前記中性点(21)と前記第3および第4の半導体スイッチング素子(Q3U,Q4U)の接続点との間に接続される第2のクランプダイオード(D6U)とを含む、請求項1に記載の電力変換装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2008/063664 WO2010013322A1 (ja) | 2008-07-30 | 2008-07-30 | 電力変換装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2010013322A1 JPWO2010013322A1 (ja) | 2012-01-05 |
JP5248611B2 true JP5248611B2 (ja) | 2013-07-31 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2010522555A Active JP5248611B2 (ja) | 2008-07-30 | 2008-07-30 | 電力変換装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8994216B2 (ja) |
JP (1) | JP5248611B2 (ja) |
KR (1) | KR101189428B1 (ja) |
CN (1) | CN102124625B (ja) |
CA (1) | CA2732316C (ja) |
MX (1) | MX2011000429A (ja) |
WO (1) | WO2010013322A1 (ja) |
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CN102549879B (zh) | 2009-09-25 | 2014-09-03 | 东芝三菱电机产业***株式会社 | 不间断供电电源装置 |
WO2011039865A1 (ja) | 2009-09-30 | 2011-04-07 | 東芝三菱電機産業システム株式会社 | 電力変換システム |
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KR101452146B1 (ko) | 2011-01-07 | 2014-10-16 | 도시바 미쓰비시덴키 산교시스템 가부시키가이샤 | 전력 변환 장치 |
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CN103138595B (zh) * | 2011-11-22 | 2016-05-25 | 通用电气公司 | 中点箝位式变流器的控制***及控制方法 |
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- 2008-07-30 WO PCT/JP2008/063664 patent/WO2010013322A1/ja active Application Filing
- 2008-07-30 JP JP2010522555A patent/JP5248611B2/ja active Active
- 2008-07-30 CN CN200880130518.XA patent/CN102124625B/zh active Active
- 2008-07-30 MX MX2011000429A patent/MX2011000429A/es active IP Right Grant
- 2008-07-30 KR KR1020107029347A patent/KR101189428B1/ko active IP Right Grant
- 2008-07-30 US US13/055,373 patent/US8994216B2/en active Active
- 2008-07-30 CA CA 2732316 patent/CA2732316C/en active Active
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Also Published As
Publication number | Publication date |
---|---|
US8994216B2 (en) | 2015-03-31 |
JPWO2010013322A1 (ja) | 2012-01-05 |
CA2732316A1 (en) | 2010-02-04 |
WO2010013322A9 (ja) | 2010-12-02 |
CN102124625B (zh) | 2015-11-25 |
US20110127837A1 (en) | 2011-06-02 |
WO2010013322A1 (ja) | 2010-02-04 |
MX2011000429A (es) | 2011-02-23 |
KR20110028304A (ko) | 2011-03-17 |
CN102124625A (zh) | 2011-07-13 |
CA2732316C (en) | 2015-01-06 |
KR101189428B1 (ko) | 2012-10-10 |
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