JP2017041986A - 電気自動車 - Google Patents
電気自動車 Download PDFInfo
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- JP2017041986A JP2017041986A JP2015162940A JP2015162940A JP2017041986A JP 2017041986 A JP2017041986 A JP 2017041986A JP 2015162940 A JP2015162940 A JP 2015162940A JP 2015162940 A JP2015162940 A JP 2015162940A JP 2017041986 A JP2017041986 A JP 2017041986A
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- 238000004891 communication Methods 0.000 claims abstract description 161
- 239000003990 capacitor Substances 0.000 claims abstract description 62
- 238000009499 grossing Methods 0.000 claims abstract description 56
- 238000000034 method Methods 0.000 claims abstract description 29
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 230000000737 periodic effect Effects 0.000 claims description 24
- 238000012545 processing Methods 0.000 claims description 10
- 238000012544 monitoring process Methods 0.000 description 20
- 230000001133 acceleration Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 238000004904 shortening Methods 0.000 description 5
- 239000000446 fuel Substances 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000010349 pulsation Effects 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
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- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
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- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/28—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the electric energy storing means, e.g. batteries or capacitors
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- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
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- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
- B60K6/44—Series-parallel type
- B60K6/445—Differential gearing distribution type
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- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
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- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
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- 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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- 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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- 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
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- Y10S903/906—Motor or generator
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- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
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- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Abstract
Description
本明細書または図面に説明した技術要素は、単独であるいは各種の組み合わせによって技術的有用性を発揮するものであり、出願時請求項記載の組み合わせに限定されるものではない。また、本明細書または図面に例示した技術は複数目的を同時に達成するものであり、そのうちの一つの目的を達成すること自体で技術的有用性を持つものである。
12:駆動輪
13:車軸
14:ディファレンシャルギア
16:プロペラシャフト
21、22:MG
23:エンジン
24:動力分割機構
30:電力制御回路
41:第1インバータ
42:第2インバータ
44a〜44f:逆導通型スイッチング装置
50:放電回路
52:抵抗
54:スイッチング素子
60:平滑化コンデンサ
70:DC−DCコンバータ
72:コンデンサ
74:リアクトル
76a、76b:ダイオード
78a、78b:スイッチング素子
80:バッテリ
88:センサ群
90:MG−ECU
92:HV−ECU
94:PCS−ECU
96:A/B−ECU
Claims (4)
- 電気自動車であって、
直流電源と、
前記直流電源の直流電圧を交流電圧に変換するインバータと、
前記交流電圧によって回転する走行用モータと、
前記インバータの入力端子間に接続されている平滑化コンデンサと、
前記平滑化コンデンサの電荷を放電することが可能な放電回路と、
前記インバータと前記放電回路を制御するモータ制御装置と、
前記モータ制御装置に定期信号を定期的に送信するメイン制御装置と、
走行状態を測定するセンサ群と、
前記センサ群が出力するデータに基づいて衝突可能性を判定し、衝突可能性が有る場合に衝突可能性信号を前記モータ制御装置に送信する衝突可能性判定装置、
を有しており、
前記モータ制御装置が、
複数周期分の前記定期信号に基づいて前記メイン制御装置との通信が途絶しているか否かを判定する通信途絶判定を繰り返し実行し、前記通信が途絶していると判定した場合に通信途絶信号を出力する処理と、
前記通信途絶判定に先立って前記衝突可能性信号を受信した場合に、前記通信途絶判定に先立って前記衝突可能性信号を受信していない場合に比して、前記通信途絶判定が短時間で完了する判定手順に変更する処理と、
前記通信途絶判定に先立って前記衝突可能性信号を受信しており、かつ、前記通信途絶信号が出力された場合に、前記放電回路に前記平滑化コンデンサの電荷を放電させる処理を実行する、
電気自動車。 - 前記衝突可能性判定装置が、第1衝突可能性信号と、前記第1衝突可能性信号より衝突可能性が高いことを示す第2衝突可能性信号を送信し、
前記モータ制御装置が、前記通信途絶判定に先立って前記第2衝突可能性信号を受信した場合に、前記通信途絶判定に先立って前記第1衝突可能性信号を受信した場合に比して、前記通信途絶判定がより短時間で完了する判定手順に変更する処理を実行する、
請求項1の電気自動車。 - 前記定期信号が、第1定期信号と、前記第1定期信号より長周期の第2定期信号を含んでおり、
前記モータ制御装置が、前記通信途絶判定に先立って前記衝突可能性信号を受信した場合には前記第1定期信号に基づいて前記通信途絶判定を行い、前記通信途絶判定に先立って前記衝突可能性信号を受信していない場合には前記第2定期信号に基づいて前記通信途絶判定を行う、
請求項1または2の電気自動車。 - 前記モータ制御装置が、前記通信途絶判定に先立って前記衝突可能性信号を受信した場合に、前記通信途絶判定に先立って前記衝突可能性信号を受信していない場合に比して、前記通信途絶判定に用いる前記定期信号の数を減じる処理を実行する、
請求項1〜3の何れか一項の電気自動車。
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