JP2013258877A - 電力変換装置 - Google Patents
電力変換装置 Download PDFInfo
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- JP2013258877A JP2013258877A JP2012134786A JP2012134786A JP2013258877A JP 2013258877 A JP2013258877 A JP 2013258877A JP 2012134786 A JP2012134786 A JP 2012134786A JP 2012134786 A JP2012134786 A JP 2012134786A JP 2013258877 A JP2013258877 A JP 2013258877A
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 36
- 239000003990 capacitor Substances 0.000 claims abstract description 39
- 238000009499 grossing Methods 0.000 claims abstract description 39
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 230000005856 abnormality Effects 0.000 claims description 34
- 238000001514 detection method Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 23
- 101100533725 Mus musculus Smr3a gene Proteins 0.000 description 10
- 101100149716 Rattus norvegicus Vcsa1 gene Proteins 0.000 description 10
- 101150037481 SMR1 gene Proteins 0.000 description 10
- 101100286750 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) ILV2 gene Proteins 0.000 description 10
- 101100028962 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) PDR1 gene Proteins 0.000 description 10
- 101150096622 Smr2 gene Proteins 0.000 description 10
- 230000006870 function Effects 0.000 description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 229910052759 nickel Inorganic materials 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 101100533727 Arabidopsis thaliana SMR3 gene Proteins 0.000 description 2
- 101100533728 Arabidopsis thaliana SMR4 gene Proteins 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- DYYLLTMYNNLNMB-DTQAZKPQSA-N [4-[(e)-2-(8,8-dimethyl-6,7-dihydro-5h-naphthalen-2-yl)prop-1-enyl]phenyl]methanol Chemical compound C=1C=C2CCCC(C)(C)C2=CC=1C(/C)=C/C1=CC=C(CO)C=C1 DYYLLTMYNNLNMB-DTQAZKPQSA-N 0.000 description 2
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910001923 silver oxide Inorganic materials 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0092—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption with use of redundant elements for safety purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0084—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to control modules
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2210/00—Converter types
- B60L2210/40—DC to AC converters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/52—Drive Train control parameters related to converters
- B60L2240/526—Operating parameters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/52—Drive Train control parameters related to converters
- B60L2240/527—Voltage
-
- 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
- H02M1/32—Means for protecting converters other than automatic disconnection
- H02M1/322—Means for rapidly discharging a capacitor of the converter for protecting electrical components or for preventing electrical shock
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Inverter Devices (AREA)
Abstract
【解決手段】電池Eb(電力源)から供給される電力を変換して出力する電力変換部20と、電力変換部20に接続される平滑コンデンサCbとを備えた電力変換装置において、平滑コンデンサCbと並列に接続され、平滑コンデンサCbに蓄積された電荷の放電に用いる放電抵抗R1と、放電抵抗R1と直列に接続され、操作により導通または非導通になるスイッチ部Ryと、放電抵抗R1およびスイッチ部Ryと直列に接続され、所定の条件を満たすと接続を開放する接続開放部Fuとを有する。この構成によれば、放電抵抗R1に電流が常時流れる事態を防止することができ、電力変換部20へ必要な電力が供給され、車両走行への影響を抑制できる。
【選択図】図1
Description
実施の形態1は図1〜図4を参照しながら説明する。図1に示す電力変換装置は車両に備えられ、電力部10、リレーSMR1,SMR2、スイッチ部Ry、放電抵抗R1、接続開放部Fu、平滑コンデンサCb、電力変換部20、制御装置としてのECU(Electronic Control Unit)50などを有する。また、電流センサ40、電圧センサ41、報知部60のうちで一以上を必要に応じて備えてもよい。
実施の形態2は図5と図6を参照しながら説明する。なお電力変換装置の構成等は実施の形態1と同様であり、図示および説明を簡単にするために実施の形態2では実施の形態1と異なる点について説明する。よって実施の形態1で用いた要素と同一の要素には同一の符号を付して説明を省略する。
実施の形態3は図7を参照しながら説明する。なお電力変換装置の構成等は実施の形態1と同様であり、図示および説明を簡単にするために実施の形態3では実施の形態1と異なる点について説明する。よって実施の形態1で用いた要素と同一の要素には同一の符号を付して説明を省略する。
実施の形態4は図8と図9を参照しながら説明する。なお電力変換装置の構成等は実施の形態1と同様であり、図示および説明を簡単にするために実施の形態4では実施の形態1と異なる点について説明する。よって実施の形態1で用いた要素と同一の要素には同一の符号を付して説明を省略する。
以上では本発明を実施するための形態について実施の形態1〜4に従って説明したが、本発明は当該形態に何ら限定されるものではない。言い換えれば、本発明の要旨を逸脱しない範囲内において、種々なる形態で実施することもできる。例えば、次に示す各形態を実現してもよい。
Cb 平滑コンデンサ
Fu 接続開放部
R1 放電抵抗
Ry スイッチ部
Claims (7)
- 電力源から供給される電力を変換して出力する電力変換部と、前記電力変換部に接続される平滑コンデンサとを備えた電力変換装置において、
前記平滑コンデンサと並列に接続され、前記平滑コンデンサに蓄積された電荷の放電に用いる放電抵抗(R1)と、
前記放電抵抗と直列に接続され、操作により導通または非導通になる常閉式のスイッチ部(Re)と、
前記放電抵抗および前記スイッチ部と直列に接続され、所定の条件を満たすと前記接続を開放する接続開放部(Fu)と、
を有することを特徴とする電力変換装置。 - 前記所定の条件は、前記放電抵抗を流れる電流が所定電流値に達する電流条件、および、前記電流が流れる時間が所定時間に達する時間条件のうちで一方または双方を適用することを特徴とする請求項1に記載の電力変換装置。
- 前記接続開放部は、所定の抵抗値を有することを特徴とする請求項1または2に記載の電力変換装置。
- 前記平滑コンデンサの端子間電圧を検出する電圧センサ(41)と、
前記接続開放部の前記導電線を流れる電流を検出する電流センサ(40)と、
前記車両の停止時に前記電圧センサおよび前記電流センサのうちで一方または双方による検出を行い、前記端子間電圧が許容電圧値以上になるか、または、前記電流が許容電流値以下であれば、前記接続が開放されたことを検出する異常検出手段(51)と、
を有することを特徴とする請求項1から3のいずれか一項に記載の電力変換装置。 - 前記スイッチ部と並列に接続される回避抵抗(R2)と、
前記異常検出手段によって前記接続が開放されたことが検出されなければ前記スイッチ部に電流が流れ、前記接続が開放されたことが検出されると前記回避抵抗に電流が流れるように切り換える切換部(Q)と、
を有することを特徴とする請求項4に記載の電力変換装置。 - 前記接続開放部は、切断可能な導電線を有することを特徴とする請求項1から5のいずれか一項に記載の電力変換装置。
- 前記接続開放部は、前記接続を開放する部品が交換可能に構成されていることを特徴とする請求項1から6のいずれか一項に記載の電力変換装置。
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JP2012134786A JP5888138B2 (ja) | 2012-06-14 | 2012-06-14 | 電力変換装置 |
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JP5888138B2 JP5888138B2 (ja) | 2016-03-16 |
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CN108819719B (zh) * | 2018-05-03 | 2022-02-15 | 开沃新能源汽车集团有限公司 | 一种新能源汽车电机控制器的放电方法及装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0275125A (ja) * | 1988-09-09 | 1990-03-14 | Taisei Corp | 超電導ヒューズ |
JPH033697A (ja) * | 1989-05-31 | 1991-01-09 | Juki Corp | モータ駆動装置 |
JPH1032094A (ja) * | 1996-07-16 | 1998-02-03 | Iwasaki Electric Co Ltd | 照明装置 |
JP2006166495A (ja) * | 2004-12-02 | 2006-06-22 | Nissan Motor Co Ltd | インバータ制御装置 |
JP2009286292A (ja) * | 2008-05-29 | 2009-12-10 | Sanyo Electric Co Ltd | 車両用の電源装置 |
JP2011041363A (ja) * | 2009-08-07 | 2011-02-24 | Hitachi Automotive Systems Ltd | 直流電源平滑用コンデンサーの放電回路 |
-
2012
- 2012-06-14 JP JP2012134786A patent/JP5888138B2/ja active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0275125A (ja) * | 1988-09-09 | 1990-03-14 | Taisei Corp | 超電導ヒューズ |
JPH033697A (ja) * | 1989-05-31 | 1991-01-09 | Juki Corp | モータ駆動装置 |
JPH1032094A (ja) * | 1996-07-16 | 1998-02-03 | Iwasaki Electric Co Ltd | 照明装置 |
JP2006166495A (ja) * | 2004-12-02 | 2006-06-22 | Nissan Motor Co Ltd | インバータ制御装置 |
JP2009286292A (ja) * | 2008-05-29 | 2009-12-10 | Sanyo Electric Co Ltd | 車両用の電源装置 |
JP2011041363A (ja) * | 2009-08-07 | 2011-02-24 | Hitachi Automotive Systems Ltd | 直流電源平滑用コンデンサーの放電回路 |
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