WO2011117969A1 - 内燃機関制御装置 - Google Patents
内燃機関制御装置 Download PDFInfo
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- WO2011117969A1 WO2011117969A1 PCT/JP2010/054972 JP2010054972W WO2011117969A1 WO 2011117969 A1 WO2011117969 A1 WO 2011117969A1 JP 2010054972 W JP2010054972 W JP 2010054972W WO 2011117969 A1 WO2011117969 A1 WO 2011117969A1
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- valve
- internal combustion
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- combustion engine
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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
- F02D41/12—Introducing corrections for particular operating conditions for deceleration
- F02D41/123—Introducing corrections for particular operating conditions for deceleration the fuel injection being cut-off
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2800/00—Methods of operation using a variable valve timing mechanism
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2800/00—Methods of operation using a variable valve timing mechanism
- F01L2800/10—Providing exhaust gas recirculation [EGR]
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2810/00—Arrangements solving specific problems in relation with valve gears
- F01L2810/01—Cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
- F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
- F01L9/11—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column
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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
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0253—Fully variable control of valve lift and timing using camless actuation systems such as hydraulic, pneumatic or electromagnetic actuators, e.g. solenoid valves
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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
- F02D41/0002—Controlling intake air
- F02D2041/001—Controlling intake air for engines with variable valve actuation
- F02D2041/0012—Controlling intake air for engines with variable valve actuation with selective deactivation of cylinders
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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
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
Definitions
- the present invention relates to an internal combustion engine controller for controlling an internal combustion engine.
- JP-A-10-166965 as a technical document in such a field.
- a transistor that controls energization is forcibly turned off, thereby causing a failure due to a high temperature of the electronic control device. Is preventing.
- the present invention achieves both suppression of the high temperature of the control unit and fuel cut control of the internal combustion engine by reducing the number of valve bodies that switch the operating state at a time as the temperature of the control unit increases.
- An object of the present invention is to provide an internal combustion engine control apparatus capable of
- the present invention is an internal combustion engine control device for controlling an internal combustion engine having a plurality of cylinders having an intake valve and an exhaust valve, wherein the operating state of the valve body of the intake valve or the exhaust valve is driven.
- the switching unit that switches between the valve closing and holding state, the control unit that controls the switching unit, the temperature detection unit that detects the temperature of the control unit, and the higher the temperature detected by the temperature detection unit, the switching unit operates at a time
- a switching number setting unit for setting a small number of valve bodies for switching states.
- the higher the temperature of the control unit the smaller the number of valve bodies that the switching unit switches the operating state at a time.
- the load can be reduced.
- the amount of heat generated by the control unit generated by one switching is reduced, so that the temperature of the control unit can be prevented from increasing.
- the temperature of the control unit is suppressed by reducing the number of valve bodies that switch the operation state at a time, the fuel supply stop to the cylinder and the operation state of the valve body of the cylinder are switched. Does not interfere with the realization of fuel cut control. Therefore, according to this internal combustion engine control device, it is possible to achieve both suppression of the high temperature of the control unit and fuel cut control of the internal combustion engine.
- the control unit when the number of valve bodies set by the switching number setting unit is equal to or greater than the number of intake valves of all cylinders, the control unit operates the valve bodies of the intake valves of all cylinders. It is preferable to control the switching unit so as to switch at a time. In this case, since the operation state of the valve bodies of the intake valves of all cylinders is switched preferentially at one time, it is avoided that unnecessary air enters the cylinder from the intake valve delayed in closing at the start of fuel cut control. be able to. This improves the frequency of immediate execution of fuel cut control in which the operation state of the valve bodies of the intake valves of all the cylinders and the fuel supply stop of all the cylinders are performed at once. Therefore, according to this internal combustion engine control device, it is possible to improve the fuel efficiency of the internal combustion engine by improving the execution frequency of the immediate execution of the fuel cut control.
- 1 is a block diagram showing an internal combustion engine control device according to a first embodiment. It is a flowchart which shows the fuel cut control of the internal combustion engine control apparatus which concerns on 1st Embodiment. It is a block diagram which shows the internal combustion engine control apparatus which concerns on 2nd Embodiment. It is a flowchart which shows the fuel cut control of the internal combustion engine control apparatus which concerns on 2nd Embodiment.
- the internal combustion engine control apparatus 1 controls a 4-cylinder reciprocating engine (internal combustion engine) provided in a vehicle.
- the internal combustion engine control device 1 performs fuel cut control for stopping fuel supply to all four cylinders when a predetermined fuel cut condition is satisfied.
- the reciprocating engine controlled by the internal combustion engine control device 1 includes a variable valve mechanism that makes the opening and closing timings and lift amounts of the cylinder intake and exhaust valves variable, and a part of the exhaust gas discharged from the cylinders to the intake side.
- EGR Exhaust Gas Recirculation
- the internal combustion engine control device 1 includes an engine ECU [Electronic Control Unit] 2 that performs overall control of the device.
- the engine control ECU 2 is an electronic control unit having a CPU [Central Processing Unit] 3 that performs arithmetic processing.
- the engine control ECU 2 functions as a control unit described in the claims.
- the engine control ECU 2 is electrically connected to the crank angle sensor 4, the accelerator opening sensor 5, the ECU temperature sensor 6, and the engine state detection unit 7.
- the engine control ECU 2 is electrically connected to the intake valve solenoids 8 to 11, the exhaust valve solenoids 12 to 15, and the fuel injection unit 16.
- the crank angle sensor 4 detects the rotation angle of the crankshaft of the internal combustion engine.
- the crank angle sensor 4 outputs a crank angle signal corresponding to the detected rotation angle of the crankshaft to the engine control ECU 2.
- the accelerator opening sensor 5 detects the opening of the accelerator operation unit of the vehicle, that is, the operation amount by the driver.
- the accelerator opening sensor 5 outputs an accelerator opening signal corresponding to the detected opening of the accelerator operation unit to the engine control ECU 2.
- the ECU temperature sensor 6 detects the temperature of the engine control ECU 2.
- the ECU temperature sensor 6 outputs an ECU temperature signal corresponding to the detected temperature of the engine control ECU 2 to the engine control ECU 2.
- the ECU temperature sensor 6 functions as a temperature detection unit described in the claims.
- the engine state detection unit 7 detects the operating state of the engine.
- the engine state detection unit 7 outputs an engine state signal corresponding to the detected operating state of the engine to the engine control ECU 2.
- the intake valve solenoids 8 to 11 and the exhaust valve solenoids 12 to 15 are actuators that switch the operation state of the valve body of the intake valve or the valve body of the exhaust valve in accordance with an electric command signal from the engine control ECU 2. Specifically, the intake valve solenoids 8 to 11 and the exhaust valve solenoids 12 to 15 switch the operating state of the valve body between a driving state and a valve-closing holding state.
- the drive state is a state in which the valve body repeats opening and closing operations of the intake valve or the exhaust valve.
- the closed valve holding state is a state in which the valve body is held at a position where the intake valve or the exhaust valve is closed.
- the intake valve solenoids 8 to 11 and the exhaust valve solenoids 12 to 15 structurally disconnect the linkage between the camshaft of the engine and the valve body, thereby switching the operating state of the valve body between a driving state and a closed valve holding state.
- the intake valve solenoids 8 to 11 and the exhaust valve solenoids 12 to 15 switch the operating state of the valve body in accordance with a signal from the engine control ECU 2.
- the intake valve solenoids 8 to 11 are composed of four solenoids: a first intake valve solenoid 8, a second intake valve solenoid 9, a third intake valve solenoid 10, and a fourth intake valve solenoid 11.
- the first intake valve solenoid 8, the second intake valve solenoid 9, the third intake valve solenoid 10, and the fourth intake valve solenoid 11 respectively correspond to the valve bodies of the intake valves of the four cylinders.
- the exhaust valve solenoids 12 to 15 are composed of four solenoids: a first exhaust valve solenoid 12, a second exhaust valve solenoid 13, a third exhaust valve solenoid 14, and a fourth exhaust valve solenoid 15.
- the first exhaust valve solenoid 12, the second exhaust valve solenoid 13, the third exhaust valve solenoid 14, and the fourth exhaust valve solenoid 15 correspond to the valve bodies of the exhaust valves of the four cylinders, respectively.
- the intake valve solenoids 8 to 11 and the exhaust valve solenoids 12 to 15 function as a switching unit described in the claims.
- the fuel injection unit 16 includes four electronically controlled injectors corresponding to the four cylinders.
- the fuel injection unit 16 supplies fuel into the cylinders by injecting fuel from each injector.
- the fuel injection unit 16 controls fuel injection or injection stop of each injector according to a signal from the engine control ECU 2.
- the CPU 3 of the engine control ECU 2 includes a fuel cut condition determination unit 31, a switching number setting unit 32, and a drive control unit 33.
- the fuel cut condition determination unit 31 determines whether or not a predetermined fuel cut condition is satisfied based on the crank angle signal of the crank angle sensor 4 and the accelerator opening signal of the accelerator opening sensor 5. Examples of such fuel cut conditions include a condition that is satisfied when the engine speed is equal to or higher than a predetermined speed and the engine throttle valve is closed. Further, the fuel cut condition determination unit 31 determines whether or not the fuel cut condition is not satisfied after the fuel cut condition is satisfied.
- the switching number setting unit 32 When the fuel cut condition determining unit 31 determines that the fuel cut condition is satisfied, the switching number setting unit 32 counts the number of valve bodies that switch the operation state at once by the intake valve solenoids 8 to 11 and the exhaust valve solenoids 12 to 15. The switching number setting process for setting is performed. Based on the ECU temperature signal of the ECU temperature sensor 6 and the engine state signal of the engine state detection unit 7, the switching number setting unit 32 sets the number of valve bodies that switch the operation state at a time.
- the switching number setting unit 32 sets the number of valve bodies in units of two so that the working state of the intake valve and the exhaust valve of one cylinder can be switched at a time.
- the switching number setting unit 32 sets a smaller number of valve bodies that switch the operating state at a time as the temperature of the engine control ECU 2 recognized from the ECU temperature signal of the ECU temperature sensor 6 is higher.
- the switching number setting unit 32 recognizes the temperature of the engine control ECU 2 from the ECU temperature signal. The switching number setting unit 32 determines whether or not the recognized temperature of the engine control ECU 2 is lower than a predetermined normal temperature. When the switching number setting unit 32 determines that the temperature of the engine control ECU 2 is lower than a predetermined normal temperature, the switching number setting unit 32 sets the number of valve bodies that switch the operating state at a time (e.g., all intake valves and exhausts of four cylinders). Set the number of valve bodies).
- the switching number setting unit 32 sets the number of valve bodies that switch the operation state at a time to four (two-cylinder intake valves and exhaust valves). Set the number of discs).
- the switching number setting unit 32 determines that the load applied to the engine control ECU 2 increases within a predetermined time based on the engine state recognized from the engine state signal, the number of valve bodies that switch the operation state at a time. Set to less.
- the switching number setting unit 32 functions as a switching number setting unit described in the claims.
- the drive control unit 33 drives the intake valve solenoids 8 to 11 and the exhaust valve solenoids 12 to 15 when the switching number setting unit 32 sets the number of valve bodies that switch the operation state at a time.
- the drive controller 33 drives the same number of valve elements once by driving the same number of solenoids as set in the switching number setting process from the intake valve solenoids 8 to 11 and the exhaust valve solenoids 12 to 15. A switching process for switching from the driving state to the valve-closed holding state is performed.
- the drive control unit 33 simultaneously switches the working states of the intake valve and the exhaust valve corresponding to one cylinder.
- the drive control unit 33 switches the operating states of all the valve bodies by repeating the switching process as many times as necessary. Note that the time from when the operating state of the valve element is switched to when the next switching is performed is appropriately set in consideration of the start speed of the fuel cut control and the electrical load applied to the engine control ECU 2.
- the drive control unit 33 performs fuel cut control by performing a fuel supply stop process for controlling the fuel injection unit 16 to stop the supply of fuel when the operation state of all the valve bodies is switched to the valve closed holding state. .
- the internal combustion engine control device 1 first detects various information by the various sensors 4 to 7 (S1). Next, the fuel cut condition determination unit 31 of the internal combustion engine control device 1 determines whether or not a predetermined fuel cut condition is satisfied based on the crank angle signal of the crank angle sensor 4 and the accelerator opening signal of the accelerator opening sensor 5. Is determined (S2). When it is determined that the fuel cut condition is not satisfied, the fuel cut condition determining unit 31 returns to S1 and repeats detection of various information again.
- the switching number setting unit 32 When the fuel cut condition determination unit 31 determines that the fuel cut condition is satisfied, the switching number setting unit 32 operates at a time based on the ECU temperature signal of the ECU temperature sensor 6 and the engine state signal of the engine state detection unit 7. A switching number setting process for setting the number of valve bodies for switching the state is performed (S3).
- the switching number setting unit 32 sets a smaller number of valve bodies that switch the operating state at a time as the temperature of the engine control ECU 2 recognized from the ECU temperature signal of the ECU temperature sensor 6 is higher.
- the drive control unit 33 performs a switching process and a fuel supply stop process.
- the drive control unit 33 switches the operating states of all the valve bodies by repeating the switching process as many times as necessary.
- the drive control unit 33 performs the fuel cut control by performing a fuel supply stop process for stopping the fuel supply of all the cylinders after switching the operating states of all the valve bodies. Thereafter, the drive control unit 33 continues the fuel cut control until the fuel cut condition determination unit 31 determines that the fuel cut condition is not satisfied.
- the internal combustion engine control device 1 since the high temperature of the engine control ECU 2 can be suppressed in the fuel cut control that is performed at a relatively high frequency for improving the fuel efficiency, a failure of the engine control ECU 2 due to the high temperature is generated. Can be suitably prevented. As a result, according to the internal combustion engine control device 1, it is possible to reduce cooling parts and the like for heat generation countermeasures of the engine control ECU 2, so that the engine control ECU 2 can be reduced in size and cost. .
- each process in the internal combustion engine control apparatus 1 according to the first embodiment is not limited to the above-described aspect.
- the drive control unit 33 of the engine control ECU 2 performs valve bodies of the intake valves of all cylinders. It is also possible to control the intake valve solenoids 8 to 11 and the exhaust valve solenoids 12 to 15 so as to switch the operation states at once. In this case, since the operation state of the valve bodies of the intake valves of all cylinders is switched preferentially at one time, it is avoided that unnecessary air enters the cylinder from the intake valve delayed in closing at the start of fuel cut control. be able to.
- the switching number setting unit 32 is a mode in which the number of valve bodies that switch the operating state at a time is not two choices of eight and four, but is reduced stepwise according to the temperature of the engine control ECU 2 and the like. Also good.
- the switching number setting unit 32 does not necessarily need to set the number of valve bodies in units of two so that the working state of the intake valve and exhaust valve of one cylinder can be switched at a time. Alternatively, it may be a unit of three or a unit of four.
- the internal combustion engine control device 20 according to the second embodiment is provided with a VVT [Variable Valve Timing] solenoid 17 and a throttle actuator 18 as compared with the internal combustion engine control device 1 according to the first embodiment, and drive control.
- the function of the unit 34 is mainly different.
- the VVT solenoid 17 is an actuator that changes the opening / closing timing of the intake valve and the exhaust valve of the cylinder by driving a variable valve mechanism provided in the engine of the vehicle.
- the VVT solenoid 17 changes the opening / closing timing of the intake valve and the exhaust valve of the cylinder in accordance with a signal from the engine control ECU 2.
- the throttle actuator 18 is an actuator that opens and closes the throttle valve of the engine.
- the throttle actuator 18 opens and closes the throttle valve in response to a signal from the engine control ECU 2.
- the number of valve bodies that switch the operating state at a time set by the switching number setting unit 32 in the switching number setting process is less than the number of all valve bodies of all cylinders (eight If not, internal EGR processing is performed.
- the opening and closing timings of the intake valve and the exhaust valve are changed by the VVT solenoid 17 so that the valve overlap time becomes longer, and the throttle valve is completely closed by the throttle actuator 18. This is a process for increasing the amount of exhaust gas sent to the intake side.
- the drive control unit 34 simultaneously performs the switching process for switching the operation states of the number of valve bodies set in the switching number setting process at the same time as the internal EGR process and the fuel supply stop process for stopping the fuel supply of all cylinders.
- the internal combustion engine controller 20 first detects various information by the various sensors 4 to 7 (S11). Next, the fuel cut condition determination unit 31 of the internal combustion engine control device 20 determines whether or not a predetermined fuel cut condition is satisfied based on the crank angle signal of the crank angle sensor 4 and the accelerator opening signal of the accelerator opening sensor 5. Is determined (S12). When it is determined that the fuel cut condition is no longer satisfied, the fuel cut condition determining unit 31 returns to S1 and repeats the detection of various information again.
- the switching number setting unit 32 When the fuel cut condition determination unit 31 determines that the fuel cut condition is satisfied, the switching number setting unit 32 operates at a time based on the ECU temperature signal of the ECU temperature sensor 6 and the engine state signal of the engine state detection unit 7. A switching number setting process for setting the number of valve bodies for switching the state is performed (S13). The switching number setting unit 32 sets a smaller number of valve bodies that switch the operating state at a time as the temperature of the engine control ECU 2 recognized from the ECU temperature signal of the ECU temperature sensor 6 is higher.
- the drive control unit 34 performs a switching process and a fuel supply stop process.
- the drive control unit 34 performs the switching process of all the valve bodies. And fuel supply stop processing at once, fuel cut control is implemented immediately.
- the number of valve bodies that switch the operating state at a time set by the switching number setting unit 32 in the switching number setting process is less than the number of all the valve bodies of all the cylinders (less than eight).
- the internal EGR process is performed together with the switching process and the fuel supply stop process in S14.
- the drive control unit 34 simultaneously performs a switching process for switching the operation states of the number of valve bodies set in the switching number setting process at a time and a fuel supply stop process for stopping the fuel supply of all cylinders. Immediately implement fuel cut control. Thereafter, the drive control unit 34 repeats the switching process for the remaining valve elements whose operation state has not been switched. The drive control unit 33 continues the fuel cut control until the fuel cut condition determination unit 31 determines that the fuel cut condition is not satisfied.
- the amount of exhaust gas sent to the intake side of the cylinder through the EGR can be increased by the internal EGR process, so that the fuel cut control is immediately performed. Even if the operation is performed, the amount of air entering the cylinder from the intake valve delayed in closing can be reduced. As a result, it is possible to suppress the air that has entered the cylinder from reaching the exhaust gas purification catalyst device and causing the catalyst to deteriorate. Therefore, according to the internal combustion engine control device 20 according to the second embodiment, it is possible to suppress the deterioration of the catalyst while realizing the suppression of the high temperature of the engine control ECU 2 and the immediate implementation of the fuel cut control.
- the present invention is not limited to the embodiment described above.
- the internal combustion engine controlled by the internal combustion engine control apparatus of the present invention is not limited to a four-cylinder reciprocating engine, and may be an engine having a plurality of cylinders having an intake valve and an exhaust valve.
- the present invention can be used for an internal combustion engine control device for controlling an internal combustion engine.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
Description
この場合、優先的に全気筒の吸気弁の弁体の作動状態が一度で切り替えられるので、フューエルカット制御の開始時に閉弁の遅れた吸気弁から不要な空気が気筒内に進入することを避けることができる。このことは、全気筒の吸気弁の弁体の作動状態の切り替えと全気筒の燃料供給停止とを一度に行うフューエルカット制御の即時実施の実行頻度を向上させる。従って、この内燃機関制御装置によれば、フューエルカット制御の即時実施の実行頻度を向上させることで、内燃機関の燃費向上を図ることができる。
第1の実施形態に係る内燃機関制御装置1は、車両に備えられた4気筒のレシプロエンジン(内燃機関)を制御するものである。内燃機関制御装置1は、所定のフューエルカット条件が成立した場合に、4気筒全ての燃料供給を停止するフューエルカット制御を実施する。内燃機関制御装置1が制御するレシプロエンジンには、気筒の吸気弁及び排気弁の開閉タイミングやリフト量を可変とする可変バルブ機構と、気筒から排出された排気ガスの一部を吸気側に戻すEGR[Exhaust Gas Recirculation]と、が備えられている。
第2の実施形態に係る内燃機関制御装置20は、第1の実施形態に係る内燃機関制御装置1と比較して、VVT[Variable Valve Timing]ソレノイド17及びスロットルアクチュエータ18を備える点と、駆動制御部34の機能と、が主に相違する。
Claims (2)
- 吸気弁及び排気弁を有する複数の気筒を備える内燃機関を制御する内燃機関制御装置であって、
前記吸気弁又は前記排気弁の弁体の作動状態を駆動状態と閉弁保持状態とに切り替える切替ユニットと、
前記切替ユニットを制御する制御ユニットと、
前記制御ユニットの温度を検出する温度検出ユニットと、
前記温度検出ユニットの検出した前記温度が高いほど、前記切替ユニットが一度に作動状態を切り替える前記弁体の数を少なく設定する切替数設定ユニットと、
を備えることを特徴とする内燃機関制御装置。 - 前記制御ユニットは、前記切替数設定ユニットが設定した前記弁体の数が全気筒の前記吸気弁の数以上である場合、全気筒の前記吸気弁の弁体の前記作動状態を一度に切り替えるように前記切替ユニットを制御することを特徴とする請求項1に記載の内燃機関制御装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2010/054972 WO2011117969A1 (ja) | 2010-03-23 | 2010-03-23 | 内燃機関制御装置 |
JP2011516178A JP5067508B2 (ja) | 2010-03-23 | 2010-03-23 | 内燃機関制御装置 |
CN2010800168106A CN102395774B (zh) | 2010-03-23 | 2010-03-23 | 内燃机控制装置 |
US13/145,380 US8620560B2 (en) | 2010-03-23 | 2010-03-23 | Internal combustion engine control device |
DE112010005412.6T DE112010005412B4 (de) | 2010-03-23 | 2010-03-23 | Verbrennungsmotor-Steuervorrichtung |
Applications Claiming Priority (1)
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PCT/JP2010/054972 WO2011117969A1 (ja) | 2010-03-23 | 2010-03-23 | 内燃機関制御装置 |
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US (1) | US8620560B2 (ja) |
JP (1) | JP5067508B2 (ja) |
CN (1) | CN102395774B (ja) |
DE (1) | DE112010005412B4 (ja) |
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US20130232952A1 (en) * | 2012-03-08 | 2013-09-12 | Axel Otto Zur Loye | Systems and methods using internal egr for aftertreatment system control |
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CN103321705A (zh) * | 2013-07-04 | 2013-09-25 | 苏州工业园区职业技术学院 | 发动机进排气系统 |
KR101836296B1 (ko) * | 2016-11-14 | 2018-03-08 | 현대자동차 주식회사 | Cda 시스템 및 그 제어 방법 |
CN109236513A (zh) * | 2018-11-12 | 2019-01-18 | 吉林工程技术师范学院 | 一种增压柴油机瞬态工况性能优化用供气系统 |
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DE19860762A1 (de) * | 1998-12-30 | 2000-07-06 | Bosch Gmbh Robert | Verfahren zum Schutz von Endstufen vor Übertemperatur |
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DE102005021490A1 (de) * | 2005-05-10 | 2006-11-16 | Robert Bosch Gmbh | Steuergeräteschutzverfahren und Steuergerät |
JP4637036B2 (ja) * | 2006-03-02 | 2011-02-23 | 本田技研工業株式会社 | 内燃機関の制御装置 |
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- 2010-03-23 US US13/145,380 patent/US8620560B2/en active Active
- 2010-03-23 WO PCT/JP2010/054972 patent/WO2011117969A1/ja active Application Filing
- 2010-03-23 DE DE112010005412.6T patent/DE112010005412B4/de not_active Expired - Fee Related
- 2010-03-23 CN CN2010800168106A patent/CN102395774B/zh not_active Expired - Fee Related
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JP2000073834A (ja) * | 1998-08-31 | 2000-03-07 | Nissan Motor Co Ltd | 内燃機関の電磁動弁装置 |
JP2001115864A (ja) * | 1999-10-18 | 2001-04-24 | Nissan Motor Co Ltd | 電磁駆動式排気弁の制御装置 |
JP2001289091A (ja) * | 2000-04-07 | 2001-10-19 | Toyota Motor Corp | 電磁駆動弁を有する内燃機関 |
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JP2008291692A (ja) * | 2007-05-23 | 2008-12-04 | Honda Motor Co Ltd | 電磁動弁機構の制御装置 |
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US20130232952A1 (en) * | 2012-03-08 | 2013-09-12 | Axel Otto Zur Loye | Systems and methods using internal egr for aftertreatment system control |
US8904769B2 (en) * | 2012-03-08 | 2014-12-09 | Cummins Inc. | Systems and methods using internal EGR for aftertreatment system control |
Also Published As
Publication number | Publication date |
---|---|
DE112010005412B4 (de) | 2017-01-05 |
CN102395774B (zh) | 2013-04-17 |
US8620560B2 (en) | 2013-12-31 |
JP5067508B2 (ja) | 2012-11-07 |
CN102395774A (zh) | 2012-03-28 |
DE112010005412T5 (de) | 2013-04-25 |
JPWO2011117969A1 (ja) | 2013-07-04 |
US20120035826A1 (en) | 2012-02-09 |
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