JP2010541533A - スイッチオン電流を制限して直流電圧中間回路を放電する方法およびスイッチオン電流を制限して直流電圧中間回路を放電する装置 - Google Patents
スイッチオン電流を制限して直流電圧中間回路を放電する方法およびスイッチオン電流を制限して直流電圧中間回路を放電する装置 Download PDFInfo
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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
- B60L3/0007—Measures or means for preventing or attenuating collisions
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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
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
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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
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0053—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to fuel cells
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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
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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
- B60L3/04—Cutting off the power supply under fault conditions
-
- 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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/40—Electric propulsion with power supplied within the vehicle using propulsion power supplied by capacitors
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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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/51—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
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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
- H02M1/36—Means for starting or stopping converters
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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
- H02M1/32—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
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- 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
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Energy (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Sustainable Development (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Direct Current Feeding And Distribution (AREA)
- Secondary Cells (AREA)
Abstract
Description
ハイブリッド車両または電気車両では、60Vを超える直流電圧が用いられる。この電圧は車両分野では高電圧と称され、危険なボディ電流の原因となることがある。ハイブリッド車両内または電気車両内に配置される高電圧源は直流電圧中間回路とも称され、最も簡単なケースでは、バッテリ、キャパシタを備えた電圧変換器、1つまたは複数の電気機械、ならびに、エアコンなどの他の高電圧負荷およびこれらを接続するケーブルツリーから成っている。電圧変換器は電圧変換のために充分な大きさのキャパシタンスを有するキャパシタを必要とする。高電圧バッテリがキャパシタを含む高電圧源に対してスイッチオンされると、短絡または過電流を回避するために、通常はバッテリ内に配置されるプリチャージ抵抗を介してキャパシタへの充電が行われる。直流電圧中間回路に対するプリチャージ時間が経過した後、本来の主コンタクタが閉成され、プリチャージ抵抗は橋絡される。高電圧システムが遮断された場合、つまり例えば高電圧バッテリが高電圧負荷から切り離されると、直流電圧中間回路に接続された全てのキャパシタを放電させなければならない。このために、通常、キャパシタに対して並列に接続された個別の放電回路が用いられる。最も簡単なケースでは、当該の個別の放電回路はオーム抵抗である。
本発明の課題は、直流電圧中間回路の全てのキャパシタを迅速かつ確実に放電させることのできる簡単で低コストな手段を提供することである。ここで、装置の構造寸法を低減できることが望ましい。
本発明の方法および装置の利点は、直流電圧中間回路に接続された全てのキャパシタの放電に対して、バッテリ内に存在する既存のプリチャージ抵抗が利用されるということである。プリチャージ抵抗は既存のものであって付加的な放電回路は必要なく、装置の構造寸法を著しく低減することができる。
Claims (13)
- 少なくとも1つの抵抗を介してエネルギ源に接続された高電圧電源の放電方法、特に直流電圧中間回路の放電方法において、
前記少なくとも1つの抵抗を、前記直流電圧中間回路のキャパシタの充電過程またはプリチャージ過程と放電過程との双方に対する共通の抵抗として用いる
ことを特徴とする高電圧電源の放電方法。 - 前記充電過程または前記プリチャージ過程に対しては前記抵抗を前記直流電圧中間回路の前記キャパシタに直列に接続し、前記放電過程に対してはスイッチング手段を適切に駆動することにより前記抵抗を前記直流電圧中間回路の前記キャパシタに並列に接続する、請求項1記載の高電圧電源の放電方法。
- 前記少なくとも1つの抵抗を、制御ユニットによって駆動されるスイッチング手段を介して選択的に前記エネルギ源のいずれかの側へ接続し、該スイッチング手段の切換状態に応じて同じ抵抗を介して充電過程またはプリチャージ過程あるいは放電過程のいずれかを行う、請求項1または2記載の高電圧電源の放電方法。
- 前記エネルギ源として、バッテリ、高電圧バッテリ、後置接続されたDC/DC変換器を備えたバッテリ、あるいは、燃料電池セルを用いる、請求項2記載の高電圧電源の放電方法。
- 前記高電圧電源は特にハイブリッド車両、電気車両または燃料電池車両の直流電圧中間回路である、請求項1から4までのいずれか1項記載の高電圧電源の放電方法。
- 通常モードで必要に応じて放電を行うかまたは事故が識別された場合に放電を行う、請求項1から5までのいずれか1項記載の高電圧電源の放電方法。
- 少なくとも1つの抵抗を介してエネルギ源に接続された高電圧電源の放電装置、特に直流電圧中間回路の放電装置において、
前記少なくとも1つの抵抗が、前記直流電圧中間回路のキャパシタの充電過程またはプリチャージ過程と放電過程との双方に対する共通の抵抗として用いられる
ことを特徴とする高電圧電源の放電装置。 - 前記少なくとも1つの抵抗は正極分岐または負極分岐に配置されており、前記エネルギ源の正極側または負極側に接続される、請求項7記載の高電圧電源の放電装置。
- 前記少なくとも1つの抵抗のうち1つの抵抗は正極分岐に配置され、他の抵抗は負極分岐に配置され、それぞれ前記エネルギ源の正極側または負極側に接続される、請求項7記載の高電圧電源の放電装置。
- 前記エネルギ源として、バッテリ、高電圧バッテリ、後置接続されたDC/DC変換器を備えたバッテリ、あるいは、燃料電池セルが用いられる、請求項8または9記載の高電圧電源の放電装置。
- 前記少なくとも1つの抵抗は、前記直流電圧中間回路の電圧が1secよりも短い時間で、有利には0.1secよりも短い時間で危険のない電圧値へ低減されるように選定されたプリチャージ抵抗である、請求項7から10までの高電圧電源の放電装置。
- 前記少なくとも1つの抵抗、前記スイッチング手段および/または前記制御装置は高電圧バッテリの要素であり、特にバッテリケーシングの内部に配置されている、請求項7から11までのいずれか1項記載の高電圧電源の放電装置。
- 前記少なくとも1つの抵抗、前記スイッチング手段および/または前記制御装置は前記エネルギ源と前記高電圧電源とのあいだの任意の位置に配置されている、請求項7から12までのいずれか1項記載の高電圧電源の放電装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007047713A DE102007047713A1 (de) | 2007-10-05 | 2007-10-05 | Verfahren zur Entladung des Hochspannungsnetzes |
DE102007047713.0 | 2007-10-05 | ||
PCT/EP2008/062886 WO2009047129A1 (de) | 2007-10-05 | 2008-09-26 | Verfahren und vorrichtung zur begrenzung des einschaltstromes und zur entladung des gleichspannungszwischenkreises |
Publications (2)
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JP2010541533A true JP2010541533A (ja) | 2010-12-24 |
JP5222366B2 JP5222366B2 (ja) | 2013-06-26 |
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JP2010527414A Active JP5222366B2 (ja) | 2007-10-05 | 2008-09-26 | スイッチオン電流を制限して直流電圧中間回路を放電する方法およびスイッチオン電流を制限して直流電圧中間回路を放電する装置 |
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US (1) | US8729864B2 (ja) |
EP (1) | EP2207696B1 (ja) |
JP (1) | JP5222366B2 (ja) |
CN (1) | CN101888939B (ja) |
DE (1) | DE102007047713A1 (ja) |
WO (1) | WO2009047129A1 (ja) |
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JP2010141958A (ja) * | 2008-12-09 | 2010-06-24 | Denso Corp | 車載電源装置 |
JP2013187941A (ja) * | 2012-03-06 | 2013-09-19 | Suzuki Motor Corp | 車両用電源装置 |
JP5323287B1 (ja) * | 2012-12-14 | 2013-10-23 | 三菱電機株式会社 | インバータ装置 |
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JP2010141958A (ja) * | 2008-12-09 | 2010-06-24 | Denso Corp | 車載電源装置 |
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US8779710B2 (en) | 2012-12-14 | 2014-07-15 | Mitsubishi Electric Corporation | Inverter device |
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DE102007047713A1 (de) | 2009-04-09 |
US20110006726A1 (en) | 2011-01-13 |
CN101888939B (zh) | 2014-08-20 |
WO2009047129A1 (de) | 2009-04-16 |
US8729864B2 (en) | 2014-05-20 |
JP5222366B2 (ja) | 2013-06-26 |
EP2207696B1 (de) | 2019-05-22 |
EP2207696A1 (de) | 2010-07-21 |
CN101888939A (zh) | 2010-11-17 |
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