WO2010137408A1 - 車両の制御装置および制御方法 - Google Patents
車両の制御装置および制御方法 Download PDFInfo
- Publication number
- WO2010137408A1 WO2010137408A1 PCT/JP2010/056356 JP2010056356W WO2010137408A1 WO 2010137408 A1 WO2010137408 A1 WO 2010137408A1 JP 2010056356 W JP2010056356 W JP 2010056356W WO 2010137408 A1 WO2010137408 A1 WO 2010137408A1
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- WIPO (PCT)
- Prior art keywords
- vehicle
- fluid pressure
- internal combustion
- combustion engine
- brake
- Prior art date
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Classifications
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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
- B60T13/24—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
- B60T13/46—Vacuum systems
- B60T13/52—Vacuum systems indirect, i.e. vacuum booster units
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
- F02D11/06—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance
- F02D11/10—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/06—Introducing corrections for particular operating conditions for engine starting or warming up
- F02D41/062—Introducing corrections for particular operating conditions for engine starting or warming up for starting
- F02D41/064—Introducing corrections for particular operating conditions for engine starting or warming up for starting at cold start
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P5/00—Advancing or retarding ignition; Control therefor
- F02P5/04—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions
- F02P5/145—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions using electrical means
- F02P5/15—Digital data processing
- F02P5/1502—Digital data processing using one central computing unit
- F02P5/1508—Digital data processing using one central computing unit with particular means during idling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2250/00—Engine control related to specific problems or objectives
- F02D2250/41—Control to generate negative pressure in the intake manifold, e.g. for fuel vapor purging or brake booster
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/021—Introducing corrections for particular conditions exterior to the engine
- F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
- F02D41/024—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus
- F02D41/0255—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus to accelerate the warming-up of the exhaust gas treating apparatus at engine start
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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
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Definitions
- the present invention relates to a control device and a control method for a vehicle including a brake booster that uses suction negative pressure generated by rotation of an internal combustion engine as a boosting source.
- a problem to be solved by the present invention is to provide a vehicle control device and a control method that improve exhaust performance while maintaining brake assist performance.
- the present invention drives the fluid pressure actuator mounted on the vehicle to assist the drive of the brake master cylinder. To solve.
- the exhaust gas temperature rises by opening the throttle valve of the internal combustion engine and retarding the ignition timing, thereby raising the temperature of the exhaust purification catalyst, so that the exhaust purification performance in the cold state is improved. be able to.
- the booster negative pressure of the brake booster decreases by opening the throttle valve.
- the on-board fluid pressure actuator is driven to assist the drive of the brake master cylinder, the brake assist performance can be maintained.
- FIG. 1 is a block diagram showing a main part of a vehicle to which an embodiment of the present invention is applied, mainly an engine EG, a brake booster BB, and an antilock brake system ABS.
- the suction negative pressure of the collector 115 of the engine EG is introduced into the brake booster 21 of the brake system BS to assist the brake pedal force, while the anti-lock brake system is used under control conditions where the suction negative pressure of the collector 115 cannot be used.
- An example of assisting the brake pedal force by introducing oil from the ABS hydraulic actuator into the brake master cylinder 22 of the brake system BS will be described.
- the intake passage 111 of the engine EG is provided with an air filter 112, a throttle valve 114 for controlling the intake air flow rate, and a collector 115, and the collector 115 is provided with a pressure sensor 113 for detecting the intake pressure of the collector 115.
- a detection signal of the pressure sensor 113 is output to the engine control unit 11 described later.
- the throttle valve 114 is provided with an actuator 116 such as a DC motor that adjusts the opening of the throttle valve 114.
- the throttle valve actuator 116 electronically controls the opening of the throttle valve 114 based on the drive signal from the engine control unit 11 so as to achieve the required torque calculated based on the driver's accelerator pedal operation amount and the like.
- a throttle sensor 117 for detecting the opening degree of the throttle valve 114 is provided, and the detection signal is output to the engine control unit 1.
- the throttle sensor 117 can also function as an idle switch.
- a fuel injection valve 118 is provided facing the intake passage 111a branched from the collector 115 to each cylinder.
- the fuel injection valve 118 is driven to open by a drive pulse signal set in the engine control unit 11, and feeds fuel that is pumped from a fuel pump (not shown) and controlled to a predetermined pressure by a pressure regulator (hereinafter referred to as fuel injection valve). (Also referred to as a port) 111a.
- the spark plug 124 is mounted facing the combustion chamber 123 of each cylinder, and ignites the intake air mixture at a predetermined timing based on an ignition signal from the engine control unit 11.
- the exhaust passage 125 is provided with an air-fuel ratio sensor 126 for detecting an exhaust gas by detecting a specific component in the exhaust gas, for example, oxygen concentration, and thus an air-fuel ratio of the intake air-fuel mixture. Is output.
- the air-fuel ratio sensor 126 may be an oxygen sensor that performs rich / lean output, or a wide-area air-fuel ratio sensor that linearly detects the air-fuel ratio over a wide area.
- the exhaust passage 125 is provided with an exhaust purification catalyst 127 for purifying exhaust.
- a temperature sensor 128 for estimating the temperature of the exhaust gas, and thus the temperature of the exhaust gas purification catalyst 127 is provided before, after or in the exhaust gas purification catalyst 127 in the exhaust passage 125, and the detection signal is output to the engine control unit 11.
- the crankshaft 130 of the engine EG is provided with a crank angle sensor 131, and the engine control unit 11 counts a crank unit angle signal output from the crank angle sensor 131 in synchronization with the engine rotation for a predetermined time, or By measuring the cycle of the crank reference angle signal, the engine speed Ne can be detected.
- a water temperature sensor 133 is provided on the cooling jacket 132 of the engine EG so as to face the cooling jacket, detects the cooling water temperature Tw in the cooling jacket 131, and outputs it to the engine control unit 11.
- the brake pedal 2 provided at the foot of the driver's seat is rotatable about a fulcrum, and the push rod 211 attached between the fulcrum and the action point moves forward and backward with a stroke corresponding to the operation of the brake pedal 2. Moving. As a result, the pedal effort by the brake pedal 2 is transmitted to the brake booster 21, where it is increased and transmitted to the brake master cylinder 22.
- FIG. 2 is a schematic sectional view schematically showing an example of the brake booster 21 and the brake master cylinder 22 of FIG.
- a negative pressure chamber 213 and an atmospheric chamber 214 are formed in the housing of the soot brake booster 21 via a diaphragm 212.
- the negative pressure chamber 213 is connected to the collector 115 of the engine EG via a negative pressure pipe 24, and the atmospheric chamber 214 is connected between the air filter 112 and the throttle valve 114 in the intake passage 111 and a positive pressure pipe 25 and a plunger described later. It is connected via the unit 215.
- the negative pressure pipe 24 is provided with a check valve 26 for preventing a back flow from the brake booster 21 to the collector 115 (see FIG. 1).
- the air downstream of the air filter 112 is introduced into the atmospheric chamber 214 in order to prevent dust and the like from entering the atmospheric chamber 214.
- clean air is introduced at atmospheric pressure, Is not limited.
- the diaphragm 212 that hermetically partitions the negative pressure chamber 213 and the atmospheric chamber 214 is deformed so that the central portion of the diaphragm 212 is deformed in the housing in the forward and backward movement direction of the push rod 211 according to the forward and backward movement of the push rod 211.
- the atmospheric pressure of the atmospheric chamber 214 act on the diaphragm 212, thereby assisting the pedaling force transmitted to the push rod 211. Therefore, when the differential pressure between the negative pressure chamber 213 and the atmospheric chamber 214 is zero, only the pedaling force transmitted to the push rod 211 acts on the piston 221 of the brake master cylinder 22.
- the plunger unit 215 Is provided.
- the plunger unit 215 of this example has a housing 216 and includes a valve plunger 217 that moves forward and backward in the housing 216 in accordance with the forward and backward movement of the push rod 211.
- a negative pressure pipe 241 communicating with the negative pressure pipe 24 and a positive pressure pipe 25 are connected to the housing 216 at predetermined positions, and the housing 216 and the atmospheric chamber 214 are communicated with each other by a communication pipe 218.
- the brake master cylinder 22 includes a piston 221 inside, and transmits the pedaling force generated by the forward / backward movement of the push rod 211 to a brake unit (not shown) via the oil 222 on the front surface of the cylinder 211.
- a hydraulic pipe 34 communicating with the hydraulic actuator 33 of the antilock brake system ABS is connected to the hydraulic chamber on the front side of the piston 221 of the brake master cylinder 22 of this example. Based on the control signal from the ABS control unit 32, the hydraulic actuator 33 increases, holds, or reduces the hydraulic pressure in the hydraulic chamber on the front side of the piston 221.
- a hydraulic pressure sensor 27 that detects hydraulic pressure is provided in the hydraulic chamber (or hydraulic piping 34) on the front side of the piston of the brake master cylinder 22, and the detection signal is output to the engine control unit 11.
- the anti-lock brake system ABS is a system that controls the function of preventing the wheels 3 from locking when braking suddenly or braking on a slippery road surface such as a snowy road and improving the stability of the vehicle.
- a rotation sensor 31 for detecting the rotation of the wheel 3, an ABS control unit 32, and a hydraulic actuator 33 are provided. Based on the rotation of the wheel and the traveling speed of the vehicle, the slip state of the wheel is determined, and the hydraulic actuator is driven and controlled based on this determination, so that the brake fluid pressure of the master cylinder 22 is increased, held, and reduced. .
- this anti-lock brake system ABS may function as a slope retreat suppression device (so-called hill hold function) that suppresses the vehicle from retreating carelessly by maintaining the brake hydraulic pressure on a steep slope.
- FIG. 3 is a flowchart showing an example of a main control procedure executed by the engine control unit 11 of FIG.
- the exhaust purification catalyst 127 In the idle operation state immediately after the engine EG is cold started, the exhaust purification catalyst 127 has not reached the activation temperature, and therefore the exhaust purification performance is low. In such a case, in order to rapidly raise the temperature of the exhaust purification catalyst 127 and improve the exhaust performance, it is preferable to retard the ignition timing of the engine by increasing the intake air amount. However, if the opening degree of the throttle valve 114 is increased in order to increase the intake air amount, the air pressure of the collector 115 approaches the atmospheric pressure, and the boosting performance by the brake booster 21 decreases.
- the cold start refers to starting the engine in a state where the engine is cooler than the outside air temperature (when cold).
- the control shown in FIG. 3 increases the opening degree of the throttle valve 114 to retard the ignition timing of the engine when the engine is cold, thereby raising the exhaust gas temperature and rapidly raising the temperature of the exhaust purification catalyst 127.
- the contents supplementing the brake assisting performance by the brake booster 21 are mainly described.
- steps S10 to S30 it is determined whether or not the driving state of the vehicle is when the engine is cold, whether or not the engine is in an idle state, and whether or not the vehicle is stopped. Specifically, the engine coolant temperature is detected by the water temperature sensor 133, and if it is lower than a predetermined threshold, it is determined that the engine is cold (step S10).
- step S20 it is determined whether or not the engine is in an idle state by a throttle sensor 117 that also serves as an idle switch (step S20), and a setting position of a speed sensor (not shown), a stroke sensor 28 of the brake pedal 2 or a shift lever (not shown) is detected, For example, when it is determined that the speed detected by the speed sensor is zero, when the brake sensor 2 is determined to be depressed by the stroke sensor 28, or when the shift lever is set to the parking position or neutral. It is determined that the vehicle is stopped (step S30).
- steps S10 to S30 if the engine is cold, the engine is idling and the vehicle is stopped, the process proceeds to step S40. If any of the engine is not, the process proceeds to step S100. Appropriate control according to the load state is executed.
- step S40 execution of brake assist control is started.
- the hydraulic pressure of the brake master cylinder 22 is increased, held or reduced according to the stroke of the brake pedal 2 detected by the stroke sensor 28 of the brake pedal 2.
- the brake fluid pressure of the brake master cylinder 22 is increased.
- the pressure increase amount corresponding to the stroke amount of the brake pedal 2 detected by the stroke sensor 28 is mapped and stored in the engine control unit 11 and controlled based on this.
- step S50 the brake fluid pressure is detected by the hydraulic sensor 27, and it is determined whether or not the detected brake fluid pressure is equal to or greater than a preset threshold value. If the detected brake fluid pressure is equal to or greater than the threshold value, the process proceeds to step S60. If the brake fluid pressure is less than the threshold value, the process proceeds to step S100, and appropriate control is executed according to the engine speed and the engine load. . In step S50, it is substantially detected whether or not the brake pedal 2 is depressed. If the brake pedal 2 is released, it is determined that the vehicle is traveling, etc. Control such as.
- step S60 the ignition timing retarding control is executed to improve the exhaust purification performance.
- the throttle valve 114 is opened, and the ignition timing of the spark plug 124 is retarded, for example, to the vicinity of the top dead center TDC.
- the temperature of the exhaust gas in the exhaust passage 125 rises and the exhaust purification catalyst 127 is heated and reaches the activation temperature in a short time, so that the exhaust purification performance when the engine is cold can be enhanced.
- step S70 the brake fluid pressure is detected by the hydraulic sensor 27, and it is determined whether or not the detected brake fluid pressure is less than a preset threshold value.
- the stroke sensor 28 determines whether or not the brake pedal 2 has been released. If the detected brake fluid pressure is less than the threshold value or if it is determined that the brake pedal 2 has been released, the process proceeds to step S80, but if the brake fluid pressure is greater than or equal to the threshold value, step S70 is repeated.
- step S80 if it is determined in step S70 that the brake fluid pressure is less than the threshold value or the brake pedal 2 has been released, the retard control of the ignition timing so far is canceled (finished), and further in step S90, the hydraulic actuator 33 Release (end) the brake assist control by.
- FIGS. 6A, 6B, and 6C The state of control in this example is shown in FIGS. 6A, 6B, and 6C.
- 6A, 6B, and 6C are graphs showing the relationship of the intake pressure with respect to the ignition timing, the relationship of the catalyst inlet temperature with respect to the ignition timing, and the emission with respect to the ignition timing, respectively, and the left side of the horizontal axis is the retard side.
- the throttle valve 114 of the engine EG opening the throttle valve 114 of the engine EG and retarding the ignition timing (upper figure)
- the exhaust gas temperature rises, thereby raising the temperature of the exhaust purification catalyst 127 (middle figure).
- the exhaust purification performance when the engine is cold can be improved (see the figure below).
- FIG. 4 is a flowchart showing another example of the control procedure executed by the engine control unit 11 of FIG.
- an inclination angle sensor (not shown) for detecting the inclination angle of the vehicle is provided, and a detection signal from the inclination angle sensor is output to the engine control unit 11.
- a detection signal from the inclination angle sensor is output to the engine control unit 11.
- Steps S10 to S30 determine whether or not the driving state of the vehicle is cold when the engine is cold, whether or not the engine is in an idle state, and whether or not the vehicle is stopped.
- step S35 it is determined whether or not the vehicle inclination angle detected by the inclination angle sensor in step S35 is larger than a preset threshold value.
- the process proceeds to step S40 to start the brake assist control, but when the vehicle inclination angle is equal to or smaller than the threshold value, the brake by the hydraulic actuator 33 is started. It is assumed that it is possible to cope with only the driver's stepping force without assisting, and the process proceeds to step S100.
- ⁇ ⁇ ⁇ ⁇ Brake assist control can be stopped if it is not necessary according to the vehicle inclination angle.
- FIG. 5 is a flowchart showing still another example of the control procedure executed by the engine control unit 11 of FIG.
- a navigation system (not shown) that can search map information including a road shape in relation to the host vehicle is provided. Information detected by this navigation system is stored in the engine control unit 11. Is output. About another structure, it is the same as embodiment mentioned above.
- the map information includes at least data related to the road gradient and the curve radius, and has a function that allows the vehicle to search for the road gradient and curve radius of the road shape that the vehicle will travel from now on.
- the ignition timing retarding control and the brake assist control are executed when the engine is cold, in an idle state and while the vehicle is stopped.
- the exhaust purification catalyst 127 is below the activation temperature. The control performed when the vehicle is running will now be described.
- step S200 it is determined whether or not the engine control unit 11 is performing catalyst warm-up control, such as retarding the ignition timing. If the catalyst warm-up control is being performed, the process proceeds to step S210.
- step S210 a setting position of a speed sensor (not shown), a stroke sensor 28 of the brake pedal 2 or a shift lever (not shown) is detected to determine whether or not the vehicle is running. If it is determined that the vehicle is traveling, the process proceeds to step S220, where the navigation system detects the road gradient and the curve radius of the route the vehicle will travel from, and the road gradient is greater than a preset road gradient threshold. It is determined whether or not the curve radius is smaller than a preset threshold value of the curve radius.
- step S220 if the road gradient is larger than the road gradient threshold value (steep slope), or if the curve radius is smaller than the curve radius threshold value (steep curve), the necessity of brake assist increases. Proceed to S230.
- step S200 when the exhaust purification catalyst 127 has not reached catalyst warm-up control due to reaching the activation temperature, when the vehicle is not traveling in step S210, and in step S200, the road gradient is equal to or less than the road gradient threshold value (flat or flat). If the slope is a gentle slope or the curve radius is equal to or greater than the curve radius threshold value (straight line or gentle curve), the process proceeds to step S260, and appropriate control according to the engine speed and load is executed.
- step S230 a command signal is output to the ABS control unit 32, brake assist control by the hydraulic actuator is prepared, and the process waits until a road having a slope or a curve radius is reached.
- the ignition timing retarding control determined in step S200 is relaxed or canceled. Since the throttle valve 114 is relatively closed by relaxing or canceling the ignition timing retarding control, the negative pressure of the collector 115 is secured, and the brake assist performance by the original brake booster 21 is enhanced.
- step S240 the road gradient and curve radius of the route on which the vehicle will travel will be detected again by the navigation system, and whether the road gradient is smaller than a preset road gradient threshold or the curve radius is preset. It is determined whether or not the curve radius is larger than the threshold value, and this determination is repeated until the road gradient becomes smaller than the road gradient threshold value or the curve radius becomes larger than the curve radius threshold value.
- step S240 If the road gradient becomes smaller than the road gradient threshold value or the curve radius becomes larger than the curve radius threshold value in step S240, the necessity of brake assist is reduced, so the process proceeds to step S250, and the brake assist control executed in step S230 is performed. At the same time, the ignition timing retarding control is resumed.
- the brake assist control using the hydraulic actuator 33 of the present invention is performed. By executing, it is possible to achieve both improvement in emissions and maintenance of brake assist performance.
- the hydraulic actuator 33 of the anti-lock brake system ABS is shared for brake assist control, but the hydraulic actuator of other in-vehicle devices such as a skid prevention device (stability control system) may be shared.
- a dedicated hydraulic actuator can also be provided.
- the hydraulic sensor 27 corresponds to the pressure detecting means according to the present invention
- the water temperature sensor 133 and the speed sensor correspond to the operating state detecting means according to the present invention
- the engine control unit 11 is controlled according to the present invention.
- the vehicle inclination angle sensor (not shown) corresponds to the angle detection means according to the invention
- the engine control unit 11 corresponds to the catalyst warm-up detection means according to the invention
- the navigation system (not shown) This corresponds to the map search means according to the invention.
- EG Engine (internal combustion engine) DESCRIPTION OF SYMBOLS 11 ...
- Brake booster 22 ... Brake master cylinder 23 ... Reserve tank 24 ... Negative pressure pipe 25 ... Positive pressure pipe 26 ... Check valve 27 ... Hydraulic sensor 28 ; Stroke sensor 3 ... Wheel 31 ... Rotation sensor 32 ABS control unit 33 ... hydraulic actuator 34 ... hydraulic piping
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Theoretical Computer Science (AREA)
- Transportation (AREA)
- Signal Processing (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Electrical Control Of Ignition Timing (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Abstract
Description
の一実施の形態を適用した車両の主要部、主としてエンジンEG、ブレーキブースタBBおよびアンチロックブレーキシステムABSを示すブロック図である。
制御手順の一例を示すフローチャートである。
カーブ半径に関するデータを含み、自車両がこれから走行する道路形状の道路勾配とカーブ半径を検索することができる機能を備える。
11…エンジンコントローラ
111,111a…吸気通路
112…エアーフィルタ
113…圧力センサ
114…スロットルバルブ
115…コレクタ
116…スロットルバルブアクチュエータ
117…スロットルセンサ
118…燃料噴射バルブ
119…シリンダ
120…ピストン
121…吸気バルブ
122…排気バルブ
123…燃焼室
124…点火プラグ
125…排気通路
126…空燃比センサ
127…排気浄化触媒
128…温度センサ
130…クランク軸
131…クランク角センサ
132…冷却ジャケット
133…水温センサ
2…ブレーキペダル
21…ブレーキブースタ
22…ブレーキマスタシリンダ
23…リザーブタンク
24…負圧配管
25…正圧配管
26…逆止弁
27…油圧センサ
28…ストロークセンサ
3…車輪
31…回転センサ
32…ABSコントロールユニット
33…油圧アクチュエータ
34…油圧配管
Claims (8)
- 内燃機関と、
前記内燃機関の吸入負圧を用いたブレーキブースタと、
車載された流体圧アクチュエータに接続されたブレーキマスタシリンダと、を備えた車両の制御装置であって、
前記ブレーキマスタシリンダの流体圧を検出する圧力検出手段と、
内燃機関の運転状態を検出する運転状態検出手段と、
前記運転状態検出手段により検出された運転状態が内燃機関冷間時のアイドル運転状態である場合は、前記内燃機関のスロットルバルブを開いて点火時期を遅角させるとともに、この間の前記圧力検出手段により検出された流体圧が所定値以下である場合は、前記流体圧アクチュエータを駆動して前記ブレーキマスタシリンダを補助する制御手段と、を備える車両の制御装置。 - 請求項1に記載の車両の制御装置において、
前記流体圧アクチュエータは、前記車両のアンチロックブレーキシステムまたは横滑り防止装置に含まれる流体圧アクチュエータである車両の制御装置。 - 請求項1又は2に記載の車両の制御装置において、
前記車両の傾斜角度を検出する角度検出手段を備え、
前記制御手段は、前記運転状態が内燃機関冷間時のアイドル運転状態であり、前記流体圧が所定値以下であり、かつ前記角度検出手段により検出された車両の傾斜角度が所定角度以上である場合に限り、前記内燃機関のスロットルバルブを開いて点火時期を遅角させるとともに、前記流体圧アクチュエータを駆動して前記ブレーキマスタシリンダを補助する車両の制御装置。 - 請求項1~3のいずれか一項に記載の車両の制御装置において、
前記内燃機関のスロットルバルブを開いて点火時期を遅角させる触媒暖気制御を検出する暖気制御検出手段と、
道路形状を含む地図情報を車両との関係で検索する地図検索手段と、を備え、
前記制御手段は、前記運転状態が車両走行中であり、前記触媒暖気制御が行われ、かつ前記地図検索手段により検索された走行道路の勾配角が所定角以上および/またはカーブの半径が所定値以下である場合は、前記触媒暖気制御を緩和または解除するとともに、前記流体圧アクチュエータを駆動して前記ブレーキマスタシリンダを補助することを特徴とする車両の制御装置。 - 内燃機関と、
前記内燃機関の吸入負圧を用いたブレーキブースタと、
車載された流体圧アクチュエータに接続されたブレーキマスタシリンダと、を備えた車両の制御方法であって、
前記ブレーキマスタシリンダの流体圧を検出し、
内燃機関の運転状態を検出し、
検出された運転状態が内燃機関冷間時のアイドル運転状態である場合は、前記内燃機関のスロットルバルブを開いて点火時期を遅角させるとともに、この間より検出された流体圧が所定値以下である場合は、前記流体圧アクチュエータを駆動して前記ブレーキマスタシリンダを補助することを特徴とする車両の制御方法。 - 請求項5に記載の車両の制御方法において、
前記流体圧アクチュエータは、前記車両のアンチロックブレーキシステムまたは横滑り防止装置に含まれる流体圧アクチュエータであることを特徴とする車両の制御方法。 - 請求項5又は6に記載の車両の制御方法において、
前記車両の傾斜角度を検出し、
前記運転状態が内燃機関冷間時のアイドル運転状態であり、前記流体圧が所定値以下であり、かつ検出された車両の傾斜角度が所定角度以上である場合に限り、前記内燃機関のスロットルバルブを開いて点火時期を遅角させるとともに、前記流体圧アクチュエータを駆動して前記ブレーキマスタシリンダを補助することを特徴とする車両の制御方法。 - 請求項5~7のいずれか一項に記載の車両の制御方法において、
前記内燃機関のスロットルバルブを開いて点火時期を遅角させる触媒暖気制御を検出し、
道路形状を含む地図情報を車両との関係で検索し、
前記検出された運転状態が内燃機関冷間時のアイドル運転状態である場合は、前記内燃機関のスロットルバルブを開いて点火時期を遅角させるとともに、この間より検出された流体圧が所定値以下である場合は、前記流体圧アクチュエータを駆動して前記ブレーキマスタシリンダを補助するでは、前記運転状態が車両走行中であり、前記触媒暖気制御が行われ、かつ検索された走行道路の勾配角が所定角以上および/またはカーブの半径が所定値以下である場合は、前記触媒暖気制御を緩和または解除するとともに、前記流体圧アクチュエータを駆動して前記ブレーキマスタシリンダを補助することを特徴とする車両の制御方法。
Priority Applications (4)
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US13/321,673 US20120065860A1 (en) | 2009-05-26 | 2010-04-08 | Device and method for controlling vehicle |
EP10780365A EP2436569A1 (en) | 2009-05-26 | 2010-04-08 | Device and method for controlling vehicle |
JP2011515948A JP5158260B2 (ja) | 2009-05-26 | 2010-04-08 | 車両の制御装置および制御方法 |
CN201080022519.XA CN102438869B (zh) | 2009-05-26 | 2010-04-08 | 车辆用控制装置和控制方法 |
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JP2009126004 | 2009-05-26 | ||
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EP (1) | EP2436569A1 (ja) |
JP (1) | JP5158260B2 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9381810B2 (en) | 2010-06-03 | 2016-07-05 | Polaris Industries Inc. | Electronic throttle control |
JP5565258B2 (ja) * | 2010-10-12 | 2014-08-06 | ソニー株式会社 | 画像処理装置、画像処理方法及びプログラム |
KR101316874B1 (ko) * | 2012-06-12 | 2013-10-10 | 현대자동차주식회사 | 브레이크 유압 보상장치 및 방법 |
CN104520602B (zh) | 2012-08-08 | 2017-09-12 | 丰田自动车株式会社 | 车辆的行驶控制装置 |
WO2014068722A1 (ja) * | 2012-10-31 | 2014-05-08 | トヨタ自動車株式会社 | 車両の走行制御装置 |
US9205717B2 (en) | 2012-11-07 | 2015-12-08 | Polaris Industries Inc. | Vehicle having suspension with continuous damping control |
JP2016084741A (ja) * | 2014-10-24 | 2016-05-19 | トヨタ自動車株式会社 | 車両の制御装置 |
CA2965309C (en) | 2014-10-31 | 2024-01-23 | Polaris Industries Inc. | System and method for controlling a vehicle |
US11110913B2 (en) | 2016-11-18 | 2021-09-07 | Polaris Industries Inc. | Vehicle having adjustable suspension |
WO2018150105A1 (fr) * | 2017-02-17 | 2018-08-23 | Continental Automotive France | Procédé et dispositif d'aide au démarrage d'un moteur à combustion interne |
US10406884B2 (en) | 2017-06-09 | 2019-09-10 | Polaris Industries Inc. | Adjustable vehicle suspension system |
US10752237B2 (en) * | 2017-10-27 | 2020-08-25 | Cnh Industrial America Llc | System and method for automatically leveling an agricultural implement |
EP3626553A1 (en) * | 2018-09-18 | 2020-03-25 | Ningbo Geely Automobile Research & Development Co. Ltd. | Brake performance optimizer |
US10987987B2 (en) | 2018-11-21 | 2021-04-27 | Polaris Industries Inc. | Vehicle having adjustable compression and rebound damping |
CN111098969A (zh) * | 2020-01-16 | 2020-05-05 | 宁波赛福汽车制动有限公司 | 一种新型的两轮车制动防抱死系统 |
WO2022016155A1 (en) | 2020-07-17 | 2022-01-20 | Polaris Industries Inc. | Adjustable suspensions and vehicle operation for off-road recreational vehicles |
CN114407852B (zh) * | 2022-03-31 | 2022-07-15 | 山西维度空间信息科技有限公司 | 一种矿车制动控制方法、装置、矿车及存储介质 |
CN115506905B (zh) * | 2022-09-22 | 2024-06-14 | 中国第一汽车股份有限公司 | 混合动力车辆及发动机起机辅助方法、系统、装置、介质 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11182278A (ja) * | 1997-12-19 | 1999-07-06 | Hitachi Ltd | ブレーキブースタ負圧制御装置 |
JP2000310133A (ja) | 1999-04-26 | 2000-11-07 | Toyota Motor Corp | エンジンの自動停止始動装置 |
JP2001193529A (ja) * | 1999-07-02 | 2001-07-17 | Toyota Motor Corp | 車載内燃機関の負圧制御装置 |
JP2004224119A (ja) * | 2003-01-21 | 2004-08-12 | Hitachi Unisia Automotive Ltd | ブレーキ制御装置 |
JP2007177630A (ja) * | 2005-12-27 | 2007-07-12 | Nissan Motor Co Ltd | 内燃機関の診断装置及び診断方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3858622B2 (ja) * | 2001-05-23 | 2006-12-20 | 株式会社デンソー | 内燃機関の制御装置 |
JP3812653B2 (ja) * | 2002-01-17 | 2006-08-23 | 三菱自動車工業株式会社 | 車両用内燃機関の排気浄化装置 |
JP2004177630A (ja) * | 2002-11-27 | 2004-06-24 | Showa Electric Wire & Cable Co Ltd | 光信号減衰用ファイバ |
JP4631660B2 (ja) * | 2005-11-11 | 2011-02-16 | トヨタ自動車株式会社 | ブレーキ制御装置 |
JP4187000B2 (ja) * | 2006-04-07 | 2008-11-26 | トヨタ自動車株式会社 | 車両用エゼクタシステム及び制御装置 |
-
2010
- 2010-04-08 CN CN201080022519.XA patent/CN102438869B/zh not_active Expired - Fee Related
- 2010-04-08 JP JP2011515948A patent/JP5158260B2/ja not_active Expired - Fee Related
- 2010-04-08 US US13/321,673 patent/US20120065860A1/en not_active Abandoned
- 2010-04-08 WO PCT/JP2010/056356 patent/WO2010137408A1/ja active Application Filing
- 2010-04-08 EP EP10780365A patent/EP2436569A1/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11182278A (ja) * | 1997-12-19 | 1999-07-06 | Hitachi Ltd | ブレーキブースタ負圧制御装置 |
JP2000310133A (ja) | 1999-04-26 | 2000-11-07 | Toyota Motor Corp | エンジンの自動停止始動装置 |
JP2001193529A (ja) * | 1999-07-02 | 2001-07-17 | Toyota Motor Corp | 車載内燃機関の負圧制御装置 |
JP2004224119A (ja) * | 2003-01-21 | 2004-08-12 | Hitachi Unisia Automotive Ltd | ブレーキ制御装置 |
JP2007177630A (ja) * | 2005-12-27 | 2007-07-12 | Nissan Motor Co Ltd | 内燃機関の診断装置及び診断方法 |
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JPWO2010137408A1 (ja) | 2012-11-12 |
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CN102438869B (zh) | 2015-03-04 |
US20120065860A1 (en) | 2012-03-15 |
CN102438869A (zh) | 2012-05-02 |
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