JP7362002B2 - ブレーキ制御装置およびブレーキ制御方法 - Google Patents
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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
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/176—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS
- B60T8/1761—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS responsive to wheel or brake dynamics, e.g. wheel slip, wheel acceleration or rate of change of brake fluid pressure
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- 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
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/1701—Braking or traction control means specially adapted for particular types of vehicles
- B60T8/1705—Braking or traction control means specially adapted for particular types of vehicles for rail vehicles
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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
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/10—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels by utilising wheel movement for accumulating energy, e.g. driving air compressors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
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- 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
- B60T13/24—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 gaseous
- B60T13/26—Compressed-air systems
- B60T13/36—Compressed-air systems direct, i.e. brakes applied directly by compressed air
- B60T13/365—Compressed-air systems direct, i.e. brakes applied directly by compressed air for railway vehicles
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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
- B60T13/58—Combined or convertible systems
- B60T13/585—Combined or convertible systems comprising friction brakes and retarders
- B60T13/586—Combined or convertible systems comprising friction brakes and retarders the retarders being of the electric type
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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
- B60T13/665—Electrical control in fluid-pressure brake systems the systems being specially adapted for transferring two or more command signals, e.g. railway systems
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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
- 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
- B60T17/228—Devices for monitoring or checking brake systems; Signal devices for railway vehicles
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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
- B60T8/17—Using electrical or electronic regulation means to control braking
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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
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/172—Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
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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
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/176—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS
- B60T8/1761—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS responsive to wheel or brake dynamics, e.g. wheel slip, wheel acceleration or rate of change of brake fluid pressure
- B60T8/17616—Microprocessor-based 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
- 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
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/176—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS
- B60T8/1763—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS responsive to the coefficient of friction between the wheels and the ground surface
- B60T8/17636—Microprocessor-based 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
- 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
- B60T8/18—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 vehicle weight or load, e.g. load distribution
- B60T8/1893—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 vehicle weight or load, e.g. load distribution especially adapted for railway vehicles
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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
- B60T8/321—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 deceleration
- B60T8/3235—Systems specially adapted for rail vehicles
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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
- B60T2240/00—Monitoring, detecting wheel/tyre behaviour; counteracting thereof
- B60T2240/06—Wheel load; Wheel lift
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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
- B60T2270/00—Further aspects of brake control systems not otherwise provided for
- B60T2270/60—Regenerative braking
- B60T2270/604—Merging friction therewith; Adjusting their repartition
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- Physics & Mathematics (AREA)
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- Regulating Braking Force (AREA)
- Braking Arrangements (AREA)
Description
図1は、本実施の形態に係るブレーキ制御装置10の構成例を示す図である。ブレーキ制御装置10は、鉄道車両70に搭載される装置である。ブレーキ制御装置10は、鉄道車両70において、第1のブレーキ装置50、および第2のブレーキ装置60を制御して、所望のブレーキ力を得る。
Claims (8)
- 鉄道車両において、車輪に摩擦材を押し付けて制動力を得る第1のブレーキ装置、および前記摩擦材を使用しない第2のブレーキ装置を制御するブレーキ制御装置であって、
前記摩擦材が前記車輪に与えるブレーキ力、および車輪速度に基づいて、前記車輪が前記摩擦材から受ける負荷である車輪負荷を推定する車輪負荷推定部と、
前記車輪負荷、前記車輪速度、およびブレーキ力指令に基づいて、前記摩擦材の摩擦面の状態から前記摩擦材の現在の摩擦係数を推定し、前記摩擦係数が規定された第1の閾値未満の場合、前記摩擦面が鏡面化状態にあることを示す鏡面化信号を出力する摩擦面状態量推定部と、
前記ブレーキ力指令、および前記鏡面化信号の有無に基づいて、前記第1のブレーキ装置および前記第2のブレーキ装置の動作を制御するブレーキ制御部と、
を備えることを特徴とするブレーキ制御装置。 - 前記ブレーキ制御部は、前記鏡面化信号を取得した場合、前記鏡面化信号を取得していないときに前記鉄道車両に与えるブレーキ力における前記第1のブレーキ装置のブレーキ力および前記第2のブレーキ装置のブレーキ力の比率に対して、前記第1のブレーキ装置のブレーキ力が大きくなるように制御する、
ことを特徴とする請求項1に記載のブレーキ制御装置。 - 前記摩擦面状態量推定部は、
前記車輪速度に基づいて前記鉄道車両が走行中か否かを判定し、判定結果を出力する走行判定部と、
前記鉄道車両が走行中の判定結果を取得した場合、前記車輪負荷に基づいて、前記摩擦材の摩擦面状態量更新量を演算する摩擦面状態量更新量演算部と、
前記摩擦面状態量更新量、および前記ブレーキ力指令に基づいて、前記摩擦材の状態である摩擦面状態量を更新する摩擦面状態量更新部と、
前記摩擦面状態量から前記摩擦係数を推定し、前記摩擦係数が前記第1の閾値未満の場合に前記鏡面化信号を出力する鏡面化判定部と、
を備えることを特徴とする請求項1または2に記載のブレーキ制御装置。 - 前記摩擦面状態量更新量演算部は、前記車輪負荷が規定された第2の閾値以上の場合、前記車輪負荷に0以上の第1の係数を乗算したものを前記摩擦面状態量更新量とし、前記車輪負荷が規定された第2の閾値未満の場合、前記車輪負荷に0以下の第2の係数を乗算したものを前記摩擦面状態量更新量とし、
前記摩擦面状態量更新部は、前回の演算で求めた前記摩擦面状態量に規定された忘却係数を乗算し、前記摩擦面状態量更新量を加算したものを新たな前記摩擦面状態量として前記摩擦面状態量を更新する、
ことを特徴とする請求項3に記載のブレーキ制御装置。 - 鉄道車両において、車輪に摩擦材を押し付けて制動力を得る第1のブレーキ装置、および前記摩擦材を使用しない第2のブレーキ装置を制御するブレーキ制御装置のブレーキ制御方法であって、
車輪負荷推定部が、前記摩擦材が前記車輪に与えるブレーキ力、および車輪速度に基づいて、前記車輪が前記摩擦材から受ける負荷である車輪負荷を推定する第1のステップと、
摩擦面状態量推定部が、前記車輪負荷、前記車輪速度、およびブレーキ力指令に基づいて、前記摩擦材の摩擦面の状態から前記摩擦材の現在の摩擦係数を推定し、前記摩擦係数が規定された第1の閾値未満の場合、前記摩擦面が鏡面化状態にあることを示す鏡面化信号を出力する第2のステップと、
ブレーキ制御部が、前記ブレーキ力指令、および前記鏡面化信号の有無に基づいて、前記第1のブレーキ装置および前記第2のブレーキ装置の動作を制御する第3のステップと、
を含むことを特徴とするブレーキ制御方法。 - 前記第3のステップにおいて、前記ブレーキ制御部は、前記鏡面化信号を取得した場合、前記鏡面化信号を取得していないときに前記鉄道車両に与えるブレーキ力における前記第1のブレーキ装置のブレーキ力および前記第2のブレーキ装置のブレーキ力の比率に対して、前記第1のブレーキ装置のブレーキ力が大きくなるように制御する、
ことを特徴とする請求項5に記載のブレーキ制御方法。 - 前記摩擦面状態量推定部は、走行判定部、摩擦面状態量更新量演算部、摩擦面状態量更新部、および鏡面化判定部を備え、
前記第2のステップは、
前記走行判定部が、前記車輪速度に基づいて前記鉄道車両が走行中か否かを判定し、判定結果を出力する走行判定ステップと、
前記摩擦面状態量更新量演算部が、前記鉄道車両が走行中の判定結果を取得した場合、前記車輪負荷に基づいて、前記摩擦材の摩擦面状態量更新量を演算する摩擦面状態量更新量演算ステップと、
前記摩擦面状態量更新部が、前記摩擦面状態量更新量、および前記ブレーキ力指令に基づいて、前記摩擦材の状態である摩擦面状態量を更新する摩擦面状態量更新ステップと、
前記鏡面化判定部が、前記摩擦面状態量から前記摩擦係数を推定し、前記摩擦係数が前記第1の閾値未満の場合に前記鏡面化信号を出力する鏡面化判定ステップと、
を含むことを特徴とする請求項5または6に記載のブレーキ制御方法。 - 前記摩擦面状態量更新量演算ステップにおいて、前記摩擦面状態量更新量演算部は、前記車輪負荷が規定された第2の閾値以上の場合、前記車輪負荷に0以上の第1の係数を乗算したものを前記摩擦面状態量更新量とし、前記車輪負荷が規定された第2の閾値未満の場合、前記車輪負荷に0以下の第2の係数を乗算したものを前記摩擦面状態量更新量とし、
前記摩擦面状態量更新ステップにおいて、前記摩擦面状態量更新部は、前回の演算で求めた前記摩擦面状態量に規定された忘却係数を乗算し、前記摩擦面状態量更新量を加算したものを新たな前記摩擦面状態量として前記摩擦面状態量を更新する、
ことを特徴とする請求項7に記載のブレーキ制御方法。
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| Application Number | Priority Date | Filing Date | Title |
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| PCT/JP2021/030513 WO2023021677A1 (ja) | 2021-08-20 | 2021-08-20 | ブレーキ制御装置およびブレーキ制御方法 |
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| JPWO2023021677A1 JPWO2023021677A1 (ja) | 2023-02-23 |
| JP7362002B2 true JP7362002B2 (ja) | 2023-10-16 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2019116529A1 (ja) | 2017-12-15 | 2019-06-20 | 三菱電機株式会社 | 鉄道車両用ブレーキ制御装置および鉄道車両用ブレーキ制御方法 |
| WO2021084576A1 (ja) | 2019-10-28 | 2021-05-06 | 三菱電機株式会社 | ブレーキ制御装置およびブレーキ制御方法 |
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| WO2019116529A1 (ja) | 2017-12-15 | 2019-06-20 | 三菱電機株式会社 | 鉄道車両用ブレーキ制御装置および鉄道車両用ブレーキ制御方法 |
| WO2021084576A1 (ja) | 2019-10-28 | 2021-05-06 | 三菱電機株式会社 | ブレーキ制御装置およびブレーキ制御方法 |
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| US12420754B2 (en) | 2025-09-23 |
| WO2023021677A1 (ja) | 2023-02-23 |
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