JP2016215887A - 電動ブレーキ装置 - Google Patents
電動ブレーキ装置 Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T7/00—Brake-action initiating means
- B60T7/02—Brake-action initiating means for personal initiation
- B60T7/04—Brake-action initiating means for personal initiation foot actuated
- B60T7/042—Brake-action initiating means for personal initiation foot actuated by electrical means, e.g. using travel or force sensors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
- B60T17/22—Devices for monitoring or checking brake systems; Signal devices
- B60T17/221—Procedure or apparatus for checking or keeping in a correct functioning condition of brake systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/12—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid
- B60T13/14—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid using accumulators or reservoirs fed by pumps
- B60T13/142—Systems with master cylinder
- B60T13/145—Master cylinder integrated or hydraulically coupled with booster
- B60T13/146—Part of the system directly actuated by booster pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/66—Electrical control in fluid-pressure brake systems
- B60T13/662—Electrical control in fluid-pressure brake systems characterised by specified functions of the control system components
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/66—Electrical control in fluid-pressure brake systems
- B60T13/68—Electrical control in fluid-pressure brake systems by electrically-controlled valves
- B60T13/686—Electrical control in fluid-pressure brake systems by electrically-controlled valves in hydraulic systems or parts thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
- B60T13/741—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive acting on an ultimate actuator
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- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
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- B60T8/171—Detecting parameters used in the regulation; Measuring values used in the regulation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
- B60T8/40—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
- B60T8/4072—Systems in which a driver input signal is used as a control signal for the additional fluid circuit which is normally used for braking
- B60T8/4081—Systems with stroke simulating devices for driver input
- B60T8/409—Systems with stroke simulating devices for driver input characterised by details of the stroke simulating device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
- F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
- F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
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- H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/60—Controlling or determining the temperature of the motor or of the drive
- H02P29/64—Controlling or determining the temperature of the winding
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P3/00—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/08—Arrangements for controlling the speed or torque of a single motor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
- H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/18—Electric or magnetic
- F16D2121/24—Electric or magnetic using motors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Braking Arrangements (AREA)
- Braking Systems And Boosters (AREA)
- Control Of Electric Motors In General (AREA)
- Regulating Braking Force (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
Description
1.ブレーキペダルを踏み込むことで、電動モータの回転運動を直動機構を介して直線運動に変換して、ブレーキパッドをブレーキディスクに押圧接触させて制動力を付加する電動ブレーキ装置(特許文献1)。
2.遊星ローラねじ機構を使用した電動ブレーキ装置(特許文献2)。
3.電動モータにおける各相コイルの中性点ターミナルにサーミスタを設け、このサーミスタにより、各相コイルの平均温度を測定する技術(特許文献3)。
4.電動モータが停止状態にある際の、電圧と電流および銅抵抗の温度特性から、コイル温度を推定する技術(特許文献4)。
前記制御装置2は、
前記電動モータ4における複数の励磁コイル4cの発熱量の均衡度合を推定する熱均衡度合推定手段19と、
前記複数の励磁コイル4cのうち特定の励磁コイル4cの発熱量が、他の励磁コイル4cの発熱量より多いと前記熱均衡度合推定手段19で推定されたとき、前記特定の励磁コイル4cの発熱量を下げる熱負荷均衡手段23とを有することを特徴とする。
前記励磁コイル4cは、電動モータ4において回転のための磁極を構成するコイルである。
前記発熱量の均衡度合とは、各励磁コイル4cの損失がばらつくことに起因する、各励磁コイル4cに生じる発熱量の相対的な差である。
前記熱負荷均衡手段23は、前記許容誤差設定手段24で設定された前記許容誤差の範囲内で、前記特定の励磁コイル4cの電流の絶対値が元の値よりも小さくなる通電位相となるよう、前記ブレーキ力を変動させるものとしても良い。
前記閾値は、例えば、試験やシミュレーションの結果により定められる。
図1に示すように、電動ブレーキ装置DBは、電動ブレーキアクチュエータ1と、制御装置2とを有する。電動ブレーキ装置DBは車両に搭載される。この場合、図示しないが、例えば、車輪毎に電動ブレーキ装置DBがそれぞれ設けられる。制御装置2に、電源装置3と、制御装置2の上位制御手段である上位ECU17とが接続されている。先ず、電動ブレーキアクチュエータ1について説明する。
上位ECU17として、例えば、車両全般を制御する電気制御ユニットが適用される。また上位ECU17は、各電動ブレーキ装置DBの統合制御機能を有する。上位ECU17から例えばブレーキ力等の目標値(目標ブレーキ力)が、制御装置2の制御演算器18に入力される。前記目標ブレーキ力は、ブレーキ力に相当する値であれば良く、例えば、ブレーキ力センサの値や、所望のブレーキ力が発生するモータ角度であっても良い。
制御装置2は、制御演算器18、熱均衡度合推定手段である励磁コイル温度均衡補正器(後述する)19、モータドライバ20、および、電流センサ21等を有する。制御演算器18、励磁コイル温度均衡補正器19は、例えば、マイクロコンピュータ等のプロセッサ、またはASIC,FPGA,DSP等のハードウェアモジュールで実装しても良い。
u相の損失比率:iu 2/(iu 2+iv 2+iw 2)
v相の損失比率:iv 2/(iu 2+iv 2+iw 2)
w相の損失比率:iw 2/(iu 2+iv 2+iw 2)
図1に示すように、電動ブレーキ装置DBを搭載する車両の車速情報を取得する車速情報取得手段26を、例えば、制御演算器18に設けても良い。前記車速情報は、例えば、上位ECU17を介して、車速情報取得手段26に入力される。この場合において、許容誤差推定手段24は、車速情報取得手段26で取得する車速が低くなるほど許容誤差が大きくなるよう、前記許容誤差を変動させても良い。この場合、例えば、車両の中低速走行時に許容誤差を大きくして、通電位相調整部23がブレーキ力を変動させる制御を実行し易くでき、精度の高いブレーキ力制御が求められる車両の高速走行時は、許容誤差を小さくして前記制御を実行し難いように木目細かい制御を行うことができる。
直動機構は、遊星ローラねじ、ボールランプ等の機構であっても良い。
減速機構は、平行歯車、ウォーム歯車、遊星歯車等を用いても良い。また機能的には安価な構成としてベルト等を用いることもできる。
前記各種センサは、必要に応じてセンサレス推定を用いても良い。一般に、センサレス推定の場合、センサを用いたものよりコスト低減を図れるものの精度に劣る。
4…電動モータ
4c…励磁コイル
6…直動機構(摩擦部材操作手段)
8…ブレーキロータ
9…摩擦部材
19…励磁コイル温度均衡補正器(熱均衡度合推定手段)
23…通電位相調整部(熱負荷均衡手段)
24…許容誤差設定手段
26…車速情報取得手段
Sa…ブレーキ力センサ(ブレーキ力推定手段)
Claims (6)
- ブレーキロータと、このブレーキロータに接触させる摩擦部材と、この摩擦部材を前記ブレーキロータに接触させる摩擦部材操作手段と、この摩擦部材操作手段を駆動する電動モータと、前記電動モータによりブレーキ力を制御する制御装置とを備える電動ブレーキ装置において、
前記制御装置は、
前記電動モータにおける複数の励磁コイルの発熱量の均衡度合を推定する熱均衡度合推定手段と、
前記複数の励磁コイルのうち特定の励磁コイルの発熱量が、他の励磁コイルの発熱量より多いと前記熱均衡度合推定手段で推定されたとき、前記特定の励磁コイルの発熱量を下げる熱負荷均衡手段と、
を有することを特徴とする電動ブレーキ装置。 - 請求項1に記載の電動ブレーキ装置において、前記摩擦部材を前記ブレーキロータに押し付けることにより発生するブレーキ力の推定値を求めるブレーキ力推定手段を備え、前記制御装置は、目標ブレーキ力に対して前記ブレーキ力を追従制御する許容誤差を設定する許容誤差設定手段を有し、
前記熱負荷均衡手段は、前記許容誤差設定手段で設定された前記許容誤差の範囲内で、前記特定の励磁コイルの電流の絶対値が元の値よりも小さくなる通電位相となるよう、前記ブレーキ力を変動させる電動ブレーキ装置。 - 請求項2に記載の電動ブレーキ装置において、前記許容誤差設定手段は、前記目標ブレーキ力または前記ブレーキ力が大きくなるほど前記許容誤差が大きくなるよう、前記許容誤差を変動させる電動ブレーキ装置。
- 請求項2または請求項3に記載の電動ブレーキ装置において、前記制御装置は、前記電動ブレーキ装置を搭載する車両の車速情報を取得する車速情報取得手段を備え、前記許容誤差設定手段は、前記車速情報取得手段で取得する車速が低くなるほど前記許容誤差が大きくなるよう、前記許容誤差を変動させる電動ブレーキ装置。
- 請求項1ないし請求項4のいずれか1項に記載の電動ブレーキ装置において、前記熱均衡度合推定手段は、各励磁コイルにおける電流の推定値の二乗に比例する値の積算値から、前記各励磁コイルの発熱量の均衡度合を推定する電動ブレーキ装置。
- 請求項5に記載の電動ブレーキ装置において、定められた励磁コイルにおける前記積算値とその他の励磁コイルにおける前記積算値の差分、および前記差分の比率のうちいずれか1つまたは両方の値が閾値を超過したと前記熱均衡度合推定手段が判断すると、前記熱負荷均衡手段は特定の励磁コイルの発熱量を下げる電動ブレーキ装置。
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PCT/JP2016/064872 WO2016190212A1 (ja) | 2015-05-22 | 2016-05-19 | 電動ブレーキ装置 |
EP16799918.4A EP3299231B1 (en) | 2015-05-22 | 2016-05-19 | Electrically powered brake device |
CN201680029166.3A CN107614334B (zh) | 2015-05-22 | 2016-05-19 | 电动制动装置 |
US15/817,595 US10479341B2 (en) | 2015-05-22 | 2017-11-20 | Electrically powered brake device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210126714A (ko) * | 2019-04-24 | 2021-10-20 | 히다치 아스테모 가부시키가이샤 | 모터 제어 장치 및 이것을 사용한 전동 브레이크 장치, 그리고 모터 제어 방법 및 이 제어 방법을 이용한 전동 브레이크 제어 방법 |
WO2023106331A1 (ja) * | 2021-12-08 | 2023-06-15 | 株式会社デンソー | 車両用制動装置 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110654356B (zh) * | 2018-06-28 | 2021-09-21 | 比亚迪股份有限公司 | 制动电机的控制方法和装置,车辆 |
DE102018222500A1 (de) * | 2018-12-20 | 2020-06-25 | Robert Bosch Gmbh | Verfahren zum Betreiben eines elektrischen Synchronmotors |
FR3095792B1 (fr) * | 2019-05-06 | 2021-04-16 | Safran Landing Systems | Procédé de pilotage d’un système de freinage électrique et système de freinage électrique pour aéronef |
FR3100505B1 (fr) * | 2019-09-11 | 2021-09-24 | Foundation Brakes France | Actionneur electrique d’un systeme de freinage d’un vehicule routier |
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EP4423904A1 (en) * | 2021-10-28 | 2024-09-04 | Atieva, Inc. | Rotor angle limit for static heating of electric motor |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003322182A (ja) * | 2002-02-28 | 2003-11-14 | Tokico Ltd | 電動ディスクブレーキ装置 |
JP2008014323A (ja) * | 2006-06-30 | 2008-01-24 | Hitachi Ltd | 電動ブレーキ装置 |
JP2010119255A (ja) * | 2008-11-14 | 2010-05-27 | Nikon Corp | 交流モータの駆動装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3166401B2 (ja) | 1993-05-17 | 2001-05-14 | 日産自動車株式会社 | 電動ブレーキ用アクチュエータ |
JPH11234964A (ja) | 1998-02-09 | 1999-08-27 | Asmo Co Ltd | モータの温度検知構造 |
JP2004208453A (ja) | 2002-12-26 | 2004-07-22 | Nikon Corp | モータコイルの温度検出装置、モータの発熱防止装置、モータ駆動装置、ステージ装置、露光装置、及び半導体デバイスの製造方法 |
JP4422567B2 (ja) * | 2004-06-30 | 2010-02-24 | 株式会社日立製作所 | モータ駆動装置,電動アクチュエータおよび電動パワーステアリング装置 |
JP4898123B2 (ja) | 2005-01-13 | 2012-03-14 | Ntn株式会社 | 電動式直動アクチュエータおよび電動式ブレーキ装置 |
JP4297109B2 (ja) * | 2005-12-09 | 2009-07-15 | トヨタ自動車株式会社 | 車両制動装置 |
JP2007248982A (ja) * | 2006-03-17 | 2007-09-27 | Ricoh Co Ltd | 画像形成装置及びトナー |
WO2009104791A1 (ja) * | 2008-02-22 | 2009-08-27 | 株式会社 日立製作所 | 自動車ブレーキ用モータ駆動装置 |
US8994307B2 (en) * | 2009-01-16 | 2015-03-31 | International Business Machines Corporation | Selectively lowering resistance of a constantly used portion of motor windings in an electric motor |
JP5884746B2 (ja) * | 2013-02-08 | 2016-03-15 | 株式会社デンソー | 交流電動機の制御装置 |
-
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- 2016-05-19 EP EP16799918.4A patent/EP3299231B1/en active Active
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003322182A (ja) * | 2002-02-28 | 2003-11-14 | Tokico Ltd | 電動ディスクブレーキ装置 |
JP2008014323A (ja) * | 2006-06-30 | 2008-01-24 | Hitachi Ltd | 電動ブレーキ装置 |
JP2010119255A (ja) * | 2008-11-14 | 2010-05-27 | Nikon Corp | 交流モータの駆動装置 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210126714A (ko) * | 2019-04-24 | 2021-10-20 | 히다치 아스테모 가부시키가이샤 | 모터 제어 장치 및 이것을 사용한 전동 브레이크 장치, 그리고 모터 제어 방법 및 이 제어 방법을 이용한 전동 브레이크 제어 방법 |
KR102555204B1 (ko) * | 2019-04-24 | 2023-07-13 | 히다치 아스테모 가부시키가이샤 | 모터 제어 장치 및 이것을 사용한 전동 브레이크 장치, 그리고 모터 제어 방법 및 이 제어 방법을 이용한 전동 브레이크 제어 방법 |
WO2023106331A1 (ja) * | 2021-12-08 | 2023-06-15 | 株式会社デンソー | 車両用制動装置 |
JP7552565B2 (ja) | 2021-12-08 | 2024-09-18 | 株式会社デンソー | 車両用制動装置 |
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EP3299231A1 (en) | 2018-03-28 |
WO2016190212A1 (ja) | 2016-12-01 |
US20180072295A1 (en) | 2018-03-15 |
JP6570877B2 (ja) | 2019-09-04 |
CN107614334A (zh) | 2018-01-19 |
CN107614334B (zh) | 2020-06-02 |
US10479341B2 (en) | 2019-11-19 |
EP3299231A4 (en) | 2019-01-09 |
EP3299231B1 (en) | 2020-03-18 |
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