WO2005110814A1 - 電動ブレーキシステム - Google Patents
電動ブレーキシステム Download PDFInfo
- Publication number
- WO2005110814A1 WO2005110814A1 PCT/JP2004/006798 JP2004006798W WO2005110814A1 WO 2005110814 A1 WO2005110814 A1 WO 2005110814A1 JP 2004006798 W JP2004006798 W JP 2004006798W WO 2005110814 A1 WO2005110814 A1 WO 2005110814A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- power supply
- voltage
- electric brake
- power
- brake device
- Prior art date
Links
Classifications
-
- 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
- B60T8/88—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 with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
- B60T8/885—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 with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means using electrical circuitry
-
- 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
-
- 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
-
- 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
- B60T2270/40—Failsafe aspects of brake control systems
- B60T2270/402—Back-up
Definitions
- the present invention relates to an electric brake device that generates a braking force using electric power from a power supply source.
- Japanese Patent Application Laid-Open No. 2003-48530 is known as an example of an electric brake that generates a brake braking force by driving an electric motor and pressing a brake pad over play kilometers.
- This electric brake system is equipped with a power cut-off device that can isolate multiple power supply sources and brake actuators into two systems. If an abnormality occurs in one power system, the other normal power supply The reliability of the system is ensured by disconnecting from the grid.
- FIG. 1 is a system configuration diagram of an electric brake device according to an embodiment of the present invention.
- FIG. 2 is a diagram showing an operation flow of the changeover switch in a normal state.
- FIG. 3 is an operation flowchart of the changeover switch in the event of an abnormality. Disclosure of the invention
- the present invention aims to construct an electric brake system that is more reliable than the above-mentioned conventional example. Even if a power supply source or a power supply line fails, it is highly reliable to supply electric power reliably.
- the purpose is to realize an electric brake device.
- a third power supply source and a switching switch are provided between two power supply lines including a power supply source and a rake actuator. Of the two power supply lines, one is a first main power supply line connected to a generator, and the other is a second main power supply line.
- the first main power supply line and the second main power supply line are not electrically connected, and the power supplied from the first power supply line to the third power supply source is changed by switching the switch. Supply to. Therefore, even if an abnormality occurs in one of the power supply lines, the other power supply line is not affected, and at least one system can reliably supply power. There is no.
- the third power supply source can be provided as an auxiliary power supply. If an error occurs in one power supply line, it functions as a backup power supply for another power supply line that can supply power. Furthermore, if an abnormality occurs in the two power supply sources, the third power supply source is connected to a power supply line with a small power load to secure the power for securing the braking force for emergency stop. Can be supplied.
- the electric brake device is an electric brake device including a plurality of electric brake actuators and a plurality of electric power supply sources for storing and supplying electric power, wherein the electric brake actuator and the electric power supply source are connected to each other. At least two power supply lines are separately provided, and an auxiliary power supply is provided via a switching device connected to one of the two power supply lines, and a plurality of power supply lines and the auxiliary power supply are provided. Is provided with a voltage detecting device for detecting the voltage.
- the following switching device is used depending on the detected voltage value.
- a switching device When any one of the power supply sources falls below a specified voltage, a switching device is connected to a power supply line to which a power supply source that has fallen below a specified voltage is connected. When any one of the power supply sources falls below a specified voltage, the switching device is connected to a power supply line to which the power supply source having dropped below the specified voltage is connected. At least one of the power supply and the auxiliary power supply exceeds a specified voltage The switching device is in the neutral position.
- the switching device When the voltages of all the power supply sources are lower than the specified voltage, the switching device is connected to the connected power supply line having the smaller power load.
- the switching device is connected to the power line on the side where the generator is connected, and the auxiliary power is charged to the auxiliary power source, and the auxiliary power source is charged to the power line on the side where the generator is not connected. Supply of power.
- the electric brake system is designed for disc openings 3a, 3b, 3c, and 3d that rotate with each wheel of the vehicle (hereinafter, codes with subscripts a, b, c, and d are denoted by subscripts a to d. Note) is provided.
- Disk outlet 3a rotates with the right front wheel
- disk outlet 3b rotates with the left front wheel
- disk outlet 3c rotates with the right rear wheel
- disk outlet 3d rotates with the left rear wheel.
- the disc mouth — evening 3a rotates with the right front wheel
- the disc mouth 3b rotates with the left rear wheel
- the disc mouth 3c rotates with the left front wheel
- a vehicle can decelerate without losing straight running stability by securing at least one right wheel and one left wheel braking force. Therefore, if the braking force of the disc mouth-evening 3a and disc mouth 3b or the disc row evening 3c and disc mouth-evening 3d is secured, the vehicle can be reduced without extremely losing the straight running stability. Can be faster.
- an electric brake actuating unit composed of electric calipers 2a to 2d and brake motors 1a to 1d is arranged.
- Each of the electric calipers 2a to 2d has a brake pad (not shown) disposed on both sides of the disc drive 3a to 3d.
- Drive circuits 4a to 4d are connected to the brake motors 1a to 1d.
- the drive circuits 4a to 4d supply electric power according to the command signal supplied from the control device 17 to the pre-control circuits 1a to 1d.
- Each brake module 1a to 1d generates a clamping force corresponding to the electric power supplied from the drive circuits 4a to 4d.
- the drive circuits 4a to 4d are connected to secondary power supply lines 24a to 24d. In the middle of each of the secondary power lines 24a to 24d, Secondary power cutoff devices 5a to 5d for controlling switching are provided.
- the secondary power lines 24 a and 24 b are connected to the first main power line 21, and the secondary power lines 24 c and 24 d are connected to the second main power line 22.
- the secondary power cutoff devices 5a to 5d are, for example, fuses that are disconnected when a predetermined excessive current flows.
- a first battery 11, a generator 14, and a load 15 are connected to the first main power supply line 21.
- the first battery 11 is a power supply source that stores power and supplies power to the drive circuits 4a and 4b.
- the generator 14 is, for example, a fuel cell or the like, which outputs electric power in conjunction with rotation of an engine (not shown).
- the load 15 is a load other than the electric brake device.By connecting it to the first main power supply line 21 to which the generator 14 is connected, it is possible to cope with voltage fluctuations due to the power consumption of the load 15. it can. Therefore, it is possible to stably supply electric power to the brake motors la to ld, and to construct a highly reliable electric brake device.
- the second battery 12 is connected to the second main power supply line 22.
- the second battery 12 is a power supply source that stores power and supplies power to the drive circuits 4c and 4d.
- the first main power supply line 21 and the second main power supply line 22 are connected to an auxiliary power supply 13 via respective changeover switches 20.
- the auxiliary power supply 13 can store power and supply power to the drive circuits 4a and 4b during normal times and to 4a to 4d during abnormal times.
- the capacity of the auxiliary power source is appropriate ⁇
- the power monitoring system 16 can monitor the voltages and currents of the first battery 11, the second battery 12, the third battery, ie, the auxiliary power supply 13, the A to C terminals of the switching switch 20, and the like. It is desirable that the driving power of the power monitoring system 16 be supplied from the auxiliary power supply 13.
- the switching switch 20 is held on the A side during normal operation because the voltage E13 of the auxiliary power supply 13 is lower than the predetermined lower limit voltage E13 min or the voltage of the second battery 2 is lower than the predetermined upper limit. This is the case when the voltage is equal to or higher than E12max.
- Switch 2 0 Is held on the B side during the normal operation when the voltage E12 of the second battery becomes equal to or lower than the predetermined lower limit voltage E12 min.
- the control device 17 is connected with an operation state detection device 30 and a pedal sensor 31.
- the pedal sensor 31 outputs an electric signal according to the amount of depression of the brake pedal 32.
- the driving state detection device 30 includes, for example, a vehicle speed, a vehicle acceleration, a vehicle turning angular speed, a rotation speed of each wheel, a slip state of each wheel, an engine throttle angle, a steering angle of a steering device, and a forward running. It detects the distance between vehicles, the relative speed, the presence or absence of obstacles, the gradient of the road, and the like, and sends an electric signal according to each driving state to the controller 17.
- the control device 17 obtains the magnitude of the braking force requested by the driver based on the output signals of the pedal sensor 31 and the operation state detection device 30.
- the control device 17 determines whether or not the brake pedal 32 is depressed based on the output signals of the pedal sensor 31 and the operation state detection device 30 to determine whether or not a braking request has occurred. If it is determined that a braking request has occurred, the control device 17 performs, for example, braking force control during stable running, anti-lock control based on the output signals of the pedal sensor 31 and the operating state detection device 30.
- the target braking force of each wheel was calculated and the drive circuits 4a to 4d responded to the target braking force so that brake control, traction control, vehicle attitude control, and inter-vehicle distance control could be realized. Output a signal.
- the horse driving circuits 4a to 4d drive the brake Kimo 1a to 1d so that the braking force of each wheel becomes the target braking force.
- the power to the brake motors 1a and 1b is supplied from the first battery 11 through the first main power supply line 21, the secondary power supply lines 24a and 24b, and the drive circuits 4a and 4b. Supplied.
- Id Is supplied from the second battery 12 through the second main power supply line 22, the secondary power supply lines 24c to 24d, and the drive circuits 4c and 4d.
- the basic function of the changeover switch 20 is to hold the power from the first battery 11 and the generator 14 to the A side when supplying the power from the generator 14 to the auxiliary power supply 13 and to supply the power from the auxiliary power supply 13 to the second battery. When supplying, it is held on the B side.
- step S100 it is determined whether the voltage E12 of the second battery is lower than a predetermined lower limit voltage E12min. If it is determined that the voltage E 12 of the second battery is lower than the predetermined lower limit voltage E 12 min, the process proceeds to step S 110, and the switch is moved to the B side to supply power to the second battery 12. Hold. When it is determined that the voltage E12 of the second battery is not lower than the predetermined lower limit voltage E12min, the process proceeds to step S101, the switching switch 20 is held at the A terminal, and step S10 is performed again. Go to 0.
- step S120 it is determined whether the charging of the second battery 12 has been completed.
- the voltage E12 of the second battery 12 reaches the predetermined voltage E12max, or when the voltage E12 of the second battery 12 becomes almost equal to the voltage E13 of the auxiliary power supply 13.
- a predetermined lower limit voltage of the auxiliary power supply 13 is provided in the judgment condition of step S120 so that the auxiliary power supply 13 can always function as a backup power supply in case of an abnormality, and when the voltage falls below the lower limit voltage, the switching switch is set to A.
- a configuration in which the power is maintained and a predetermined power is maintained may be used.
- the first main power supply line to which the first battery 11 is connected is connected.
- the power can be supplied to the second battery 12 without electrically directly connecting the power supply line 21 and the second main power supply line 22 to which the second battery 12 is connected. Therefore, for example, even if one power supply line is grounded, the other power supply line is not affected by it, and the braking force for the time being can be secured. Can be.
- the control device 17 promptly alerts the driver of the abnormality by using, for example, a warning light or a warning sound, and also prevents the vehicle from transitioning to a dangerous state.
- Limit vehicle movement to For example, if the vehicle is running, the driving is controlled so that the vehicle does not accelerate, and the deceleration control is performed using an auxiliary brake (not shown) such as an engine brake or a load torque of a generator according to the driving condition. For example, if the vehicle is stopped, driving is restricted so that the vehicle cannot start.
- step S200 it is determined whether or not the secondary power supply lines 24a to 24d are grounded. If the current values I5a to E5d of the secondary power cutoff devices 5a to 5d are larger than the predetermined upper limit current value I5max, it is determined that grounding has occurred, and step S20 is performed. Move to 1 and shut off the corresponding secondary power shutoff device. As a result, the effect of the grounded secondary power supply line does not affect other brake modes, and sufficient braking force can be secured.
- step S210 disconnection and grounding of the first main power supply line 21 are determined. If the voltage EA at the A terminal of the switching switch 20 is lower than the predetermined lower limit voltage E Aemin, it is determined that the wire is disconnected, and the current I 11 of the first battery 11 is the predetermined upper limit current I 1 l emax If it exceeds, it is determined that it is grounded, and the process proceeds to step S211. In any case, hold the changeover switch 20 in the neutral position, The influence of (1) should not affect the second power supply line (2). As a result, it is possible to secure at least the braking force of the brake motors 1c and 1d connected to the second main power supply line 22.
- the auxiliary power supply 13 waits in case of a drop in the voltage of the second battery 12 or when high voltage is required due to sudden braking or the like, and can supply power by holding it at the B terminal as necessary. It is possible to provide a highly reliable electric brake device.
- step S220 it is determined whether the auxiliary power supply line 23 is grounded.
- the switch 20 is held at the neutral position.
- the first and second main power supply lines 21 and 22 can be prevented from being affected, and the braking force of the brake motors la to 1d can be secured.
- step S230 the disconnection of the auxiliary power supply line 24 is determined. If the difference between the voltage E 13 of the auxiliary power supply 13 and the voltage E C at the position of the C terminal exceeds a predetermined voltage difference ⁇ E e, it is determined that the wire is disconnected and a warning is issued. In this case, even if the operation similar to the normal operation is continued, there is no effect on the other operations. Therefore, the same operation as the normal operation is continued.
- step S240 disconnection and grounding of the second main power supply line 22 are determined. If the difference between the voltage E12 of the second battery 12 and the voltage EB at the position of the B terminal exceeds a predetermined value Ee, it is determined that the wire is disconnected. If the current I12 of the second battery 12 exceeds a predetermined upper limit current I12emax, it is determined that the battery is grounded. In any case, the switching switch 20 is held at the neutral position so that the first power supply line 21 is not affected, and at least the breaker 3a, 3 connected to the first main power supply line 21 Secure the braking force of b.
- Auxiliary power supply 13 is on standby in case of a drop in voltage of first battery 11 or when high voltage is required due to sudden braking, etc., and if necessary, holds power at terminal A to supply power This makes it possible to provide a highly reliable electric brake device.
- step S250 the voltage drop of the first battery 11 is determined.
- the voltage E11 of the first battery 11 becomes lower than the predetermined lower limit voltage E1 lemin, it is determined that the voltage drops. If it is determined that the voltage has dropped, set switch 20 to the A terminal. And supply power from the auxiliary power supply 13 to the first battery 11 side.
- power may be supplied from the generator 14 to the brake motors 1a and 1b while the switching switch 20 is maintained at the neutral position.
- the auxiliary power supply 13 can supply power when the voltage of the second battery 12 drops, so that a highly reliable electric brake device can be provided.
- step S260 it is determined whether the first battery 11 has a high voltage abnormality.
- the voltage E11 of the first battery 11 exceeds the predetermined upper limit voltage E11lemax, it is determined that the high voltage is abnormal, and the secondary power cutoff devices 5a and 5b are shut off.
- the switching switch 20 is held at the neutral position so that the second main power supply line 22 is not affected.
- the auxiliary power supply 13 waits in case of a voltage drop in the second battery 12 or when a high voltage is required in the second main power supply line 22, and switches to the A and B terminals as necessary. Supply power. As described above, a highly reliable electric brake device can be obtained.
- step 270 the voltage drop of the auxiliary power supply 13 is determined.
- the voltage E13 of the auxiliary power supply 13 becomes lower than the predetermined lower limit voltage E13 emin, it is judged as a voltage drop and a warning is issued.
- the lower limit voltage E 13 emin is a voltage lower than the normal lower limit voltage E 13.
- step S280 it is determined whether the auxiliary power supply 13 has a high voltage abnormality.
- the voltage E13 of the auxiliary power supply 13 becomes higher than the predetermined upper limit voltage E13emax, it is determined that a high voltage error has occurred.
- the changeover switch 20 is maintained at the neutral position so that the first and second main power supply lines 21 and 22 are not affected, and the braking force of the brake motors la to Id is secured.
- step S290 the voltage drop of the second battery 12 is determined.
- the switching switch 20 is held at the B terminal, and power is supplied from the auxiliary power supply 13 to the second main power supply line 22 to which the second battery 12 is connected.
- the changeover switch 20 is kept at the neutral position, wait for the voltage of the first battery 11 to drop, and change the changeover switch 20 as necessary. Power can be supplied by holding 0 at the B terminal. As described above, a highly reliable electric brake device can be obtained. Note that the lower limit voltage E 12 emin is lower than the normal lower limit voltage E 12.
- step S300 it is determined whether the second battery 12 has a high voltage abnormality.
- the voltage E12 of the second battery 12 becomes higher than the predetermined upper limit voltage E12emax, it is determined that the high voltage is abnormal, and the secondary power cutoff devices 5c and 5d are cut off.
- the changeover switch 20 is held at the neutral position so that the first main power supply line 21 is not affected.
- the auxiliary power supply 13 waits in case of a voltage drop of the first battery 11 or when a high voltage is required on the first main power supply line 21, and switches to the A and B terminals as necessary to supply power. Supply.
- a highly reliable electric rake device can be obtained.
- the first and second batteries 11 and 12 when both the first and second batteries 11 and 12 are in a voltage drop state, the first and second batteries 11 and 12 are connected to the second power supply line 22 having a smaller power load than the first power supply line 21.
- the switch 20 By switching the switch 20 to the B terminal side, the emergency power can be supplied from the auxiliary power supply 13. As a result, even when an abnormality occurs in the batteries of the two systems, the braking force of one system can be secured, and a more reliable electric brake device can be obtained.
- a switch for connecting the A terminal and the B terminal of the switching switch 20 may be separately provided for the high voltage abnormality of the auxiliary power supply 13 or the grounding of the auxiliary power supply line 13. As a result, it is possible to supply power to the first and second main power supply lines 21 and 22 so that the brake modules 1a to 1d can brake.
- This routine ends with the above operation flow.
- the routine shown in Fig. 3 is started repeatedly at certain time intervals, and if it is determined in each step that the conditions are met, it takes precedence over the normal operation flow. If it is determined that the conditions are met, a warning is immediately sent to the driver in any case.
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2004/006798 WO2005110814A1 (ja) | 2004-05-13 | 2004-05-13 | 電動ブレーキシステム |
JP2006519160A JPWO2005110814A1 (ja) | 2004-05-13 | 2004-05-13 | 電動ブレーキシステム |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2004/006798 WO2005110814A1 (ja) | 2004-05-13 | 2004-05-13 | 電動ブレーキシステム |
Publications (1)
Publication Number | Publication Date |
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WO2005110814A1 true WO2005110814A1 (ja) | 2005-11-24 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2004/006798 WO2005110814A1 (ja) | 2004-05-13 | 2004-05-13 | 電動ブレーキシステム |
Country Status (2)
Country | Link |
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JP (1) | JPWO2005110814A1 (ja) |
WO (1) | WO2005110814A1 (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1832482A3 (en) * | 1999-02-03 | 2008-07-23 | Toyota Jidosha Kabushiki Kaisha | Braking system having switching device for supplying energy to electrically controlled brake through brake controller upon operation of brake operating member |
US8219289B2 (en) | 2006-09-01 | 2012-07-10 | Toyota Jidosha Kabushiki Kaisha | Vehicle control apparatus, vehicle control method, computer program for implementing same method, and data storage medium storing same computer program |
JP2016211477A (ja) * | 2015-05-12 | 2016-12-15 | 株式会社デンソー | 噴射制御装置 |
JP2017043357A (ja) * | 2016-11-30 | 2017-03-02 | Ntn株式会社 | 電動ブレーキシステム |
WO2018062097A1 (ja) * | 2016-09-28 | 2018-04-05 | 日立オートモティブシステムズ株式会社 | 電動ブレーキ装置 |
US20180257585A1 (en) * | 2017-03-09 | 2018-09-13 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Vehicle electrical system arrangement for a motor vehicle |
WO2019090128A1 (en) * | 2017-11-03 | 2019-05-09 | Continental Automotive Systems, Inc. | Redundant integrated parking brake release circuit |
Citations (4)
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JPH11171006A (ja) * | 1997-12-11 | 1999-06-29 | Toyota Motor Corp | 電動式ブレーキ装置 |
JP2000312444A (ja) * | 1999-04-26 | 2000-11-07 | Toyota Motor Corp | 車両用電源供給制御装置 |
JP2001114039A (ja) * | 1999-10-18 | 2001-04-24 | Toyota Motor Corp | 電源制御装置,電源装置異常検出装置および車両用ブレーキシステム |
JP2003327058A (ja) * | 2002-05-16 | 2003-11-19 | Hitachi Ltd | 自動車の電源装置 |
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2004
- 2004-05-13 WO PCT/JP2004/006798 patent/WO2005110814A1/ja active Application Filing
- 2004-05-13 JP JP2006519160A patent/JPWO2005110814A1/ja active Pending
Patent Citations (4)
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JPH11171006A (ja) * | 1997-12-11 | 1999-06-29 | Toyota Motor Corp | 電動式ブレーキ装置 |
JP2000312444A (ja) * | 1999-04-26 | 2000-11-07 | Toyota Motor Corp | 車両用電源供給制御装置 |
JP2001114039A (ja) * | 1999-10-18 | 2001-04-24 | Toyota Motor Corp | 電源制御装置,電源装置異常検出装置および車両用ブレーキシステム |
JP2003327058A (ja) * | 2002-05-16 | 2003-11-19 | Hitachi Ltd | 自動車の電源装置 |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1832482A3 (en) * | 1999-02-03 | 2008-07-23 | Toyota Jidosha Kabushiki Kaisha | Braking system having switching device for supplying energy to electrically controlled brake through brake controller upon operation of brake operating member |
US8219289B2 (en) | 2006-09-01 | 2012-07-10 | Toyota Jidosha Kabushiki Kaisha | Vehicle control apparatus, vehicle control method, computer program for implementing same method, and data storage medium storing same computer program |
US8412422B2 (en) | 2006-09-01 | 2013-04-02 | Toyota Jidosha Kabushiki Kaisha | Vehicle control apparatus, vehicle control method, computer program for implementing same method, and data storage medium storing same computer program |
JP2016211477A (ja) * | 2015-05-12 | 2016-12-15 | 株式会社デンソー | 噴射制御装置 |
WO2018062097A1 (ja) * | 2016-09-28 | 2018-04-05 | 日立オートモティブシステムズ株式会社 | 電動ブレーキ装置 |
JP2017043357A (ja) * | 2016-11-30 | 2017-03-02 | Ntn株式会社 | 電動ブレーキシステム |
US20180257585A1 (en) * | 2017-03-09 | 2018-09-13 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Vehicle electrical system arrangement for a motor vehicle |
CN108569232A (zh) * | 2017-03-09 | 2018-09-25 | 保时捷股份公司 | 用于机动车辆的车辆电力系统布置 |
JP2018150036A (ja) * | 2017-03-09 | 2018-09-27 | ドクター エンジニール ハー ツェー エフ ポルシェ アクチエンゲゼルシャフトDr. Ing. h.c. F. Porsche Aktiengesellschaft | 自動車のための車両電気システム装置 |
US11046265B2 (en) | 2017-03-09 | 2021-06-29 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Vehicle electrical system arrangement for a motor vehicle |
WO2019090128A1 (en) * | 2017-11-03 | 2019-05-09 | Continental Automotive Systems, Inc. | Redundant integrated parking brake release circuit |
US10829101B2 (en) | 2017-11-03 | 2020-11-10 | Continental Automotive Systems, Inc. | Redundant integrated parking brake release circuit |
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