WO2014083654A1 - 過給機付きエンジンの制御装置 - Google Patents
過給機付きエンジンの制御装置 Download PDFInfo
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- WO2014083654A1 WO2014083654A1 PCT/JP2012/080940 JP2012080940W WO2014083654A1 WO 2014083654 A1 WO2014083654 A1 WO 2014083654A1 JP 2012080940 W JP2012080940 W JP 2012080940W WO 2014083654 A1 WO2014083654 A1 WO 2014083654A1
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- Prior art keywords
- amount
- air amount
- estimated value
- intake
- pipe pressure
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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
- F02D23/00—Controlling engines characterised by their being supercharged
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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
- F02D41/0007—Controlling intake air for control of turbo-charged or super-charged engines
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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
- F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
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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
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/04—Engine intake system parameters
- F02D2200/0402—Engine intake system parameters the parameter being determined by using a model of the engine intake or its components
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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
- Y02T10/12—Improving ICE efficiencies
Definitions
- the present invention relates to a control device for a supercharged engine in which scavenging occurs in a supercharging region.
- scavenging that blows air from the intake passage to the exhaust passage occurs in the supercharging region where the supercharging pressure is higher than the exhaust pressure.
- scavenging amount the amount of air that blows through the cylinder by scavenging
- the total amount of gas flowing into the turbine of the turbocharger increases, and the turbocharger accelerates the supercharging of air by increasing the turbine speed Because. Therefore, from the viewpoint of supercharging performance, it is desirable to increase the scavenging amount as much as possible.
- the scavenging amount is important in controlling a turbocharged engine.
- the amount of scavenging can be changed by adjusting the valve overlap period between the exhaust valve and the intake valve. Therefore, if the scavenging amount can be accurately grasped, the scavenging amount can be actively controlled by adjusting the valve overlap period so that the supercharging performance is maximized in a range where the catalyst does not overheat. It becomes possible.
- the present invention has been made in view of the above-described problems, and an object of the present invention is to provide a control device for an engine with a supercharger that can accurately calculate an estimated value of a scavenge amount.
- the control device for a supercharged engine includes the following three calculation units.
- the following three calculation units may be configured by separate computers, respectively, or one computer may function as the following three calculation units by software.
- the first calculation unit is programmed to calculate an estimated value of the intake valve passing air amount.
- the intake valve passing air amount is the amount of air that has passed through the intake valve, and the first calculation unit calculates an estimated value of the intake valve passing air amount based on the measured value of the intake air amount.
- the intake air amount is the amount of air taken into the intake passage and can be measured using a flow sensor such as an air flow meter.
- the second calculation unit is programmed to calculate an estimated value of the in-cylinder air amount.
- the in-cylinder air amount is the amount of air provided for combustion in the cylinder, and the second calculation unit calculates an estimated value of the in-cylinder air amount based on the measured value or estimated value of the intake pipe pressure.
- the intake pipe pressure can be measured by an intake pipe pressure sensor. Further, the intake pipe pressure can be estimated from the measured value of the supercharging pressure by the supercharging pressure sensor.
- the second calculation unit calculates an estimated value of the intake pipe pressure based on the measured value of the intake air amount, and calculates an estimated value of the in-cylinder air amount based on the estimated value of the intake pipe pressure. . That is, in the same way that the measured value of the intake air amount is used as the basis for calculating the estimated value of the intake valve passing air amount in the first calculation unit, the measured value of the intake air amount is also calculated in the second calculation unit. This is used as the basis for calculating the estimated amount of air in the cylinder. This means that both the intake valve passing air amount and the in-cylinder air amount are estimated using a common sensor output value.
- the second calculation unit uses the estimated value of the intake valve passing air amount calculated by the first calculation unit as a basis for calculating the estimated value of the in-cylinder air amount.
- the estimated value of the intake valve passing air amount is converted into the estimated value of the intake pipe pressure by using the first map in which the intake valve passing air amount and the intake pipe pressure are associated using a plurality of parameters. Can do. Further, by using the second map in which the intake pipe pressure and the in-cylinder air amount are associated using a plurality of parameters, the estimated value of the intake pipe pressure can be converted into the estimated value of the in-cylinder air amount.
- the third calculation unit is programmed to calculate the scavenge amount estimate.
- the scavenging amount is the amount of air that blows through the cylinder, and the third calculation unit calculates the estimated value of the intake valve passing air amount calculated by the first calculation unit and the in-cylinder air amount calculated by the second calculation unit.
- the estimated value of the scavenge amount is calculated from the difference from the estimated value.
- Each unit of the intake valve passing air amount, the in-cylinder air amount, and the scavenging amount may be a mass per time or a mass per cycle. Alternatively, it may be dimensionless based on a predetermined air amount, for example, the maximum in-cylinder air amount.
- the control device for an engine with a supercharger According to the above three calculation units, according to the control device for an engine with a supercharger according to the present invention, it is possible to accurately calculate the estimated value of the scavenge amount.
- the sensor output is compared to when each is estimated using a separate sensor output value. It is possible to suppress the influence of the variation in characteristics on the estimation accuracy of the scavenge amount.
- FIG. 5 is an explanatory diagram showing a scavenging amount calculation method by the control device having the configuration shown in FIG. 4 in a graph. It is a figure for demonstrating the effect of the control apparatus of a structure shown in FIG.
- Embodiment 1 FIG. Embodiment 1 of the present invention will be described below with reference to the drawings.
- a supercharged engine to which the control device according to the present embodiment is applied is controlled by operating a plurality of actuators.
- This engine has a wastegate valve that changes the supercharging characteristics of the turbocharger, an electronically controlled throttle, an intake side variable valve timing mechanism that changes the valve timing of the intake valve, and an exhaust side that changes the valve timing of the exhaust valve
- Various actuators such as a variable valve timing mechanism are attached.
- the operation of this engine is controlled by an in-vehicle ECU (Electronic Control Unit).
- the control device according to the present embodiment is realized as a part of the function of the ECU.
- Various information relating to the operating state and operating conditions of the engine is input to the ECU from various sensors including an air flow meter, an intake pipe pressure sensor, an atmospheric pressure sensor, an intercooler temperature sensor, an accelerator position sensor, and a crank angle sensor.
- the ECU functions as the control device according to the present embodiment, the ECU is an actuator related to the air amount according to the control program for air amount control stored in the memory, that is, the throttle, the intake side variable valve timing mechanism.
- the exhaust side variable valve timing mechanism and the waste gate valve are operated in a coordinated manner.
- FIG. 1 is a functional block diagram showing a configuration of a control device realized by the ECU functioning in accordance with an air amount control program.
- the control device 100 receives the measured value AFM of the intake air amount obtained by the air flow meter 2 and the measured value PM of the intake pipe pressure obtained by the intake pipe pressure sensor 4.
- the air flow meter 2 is a flow sensor that is provided at the inlet of the intake passage and outputs a signal corresponding to the amount of intake air that is the amount of air taken into the intake passage.
- the intake pipe pressure sensor 4 is a pressure sensor that is attached to an intake pipe (more specifically, an intake manifold) and outputs a signal corresponding to the pressure in the intake pipe.
- the control device 100 includes an intake valve passing air amount calculation unit 10, an in-cylinder air amount calculation unit 12, an in-cylinder air amount map parameter calculation unit 14, and a scavenge amount calculation unit 16. These calculation units 10, 12, 14, and 16 are realized by software by executing an air amount control program in the ECU.
- the intake valve passing air amount calculation unit 10 calculates an estimated value KL of the intake valve passing air amount that is the amount of air passing through the intake valve from the measured value AFM of the intake air amount.
- the intake air amount and the intake valve passing air amount coincide with each other during steady operation of the engine. However, in a transient state such as during acceleration operation or deceleration operation, there is a difference between the intake air amount and the intake valve passing air amount due to a delay in air response. Therefore, the intake valve passing air amount calculation unit 10 calculates the intake valve passing air amount from the intake air amount using a physical model that models the air response characteristics of the engine with a supercharger.
- the in-cylinder air amount calculation unit 12 calculates an estimated value KLCYL of the in-cylinder air amount that is the amount of air provided for combustion in the cylinder from the measured value PM of the intake pipe pressure. When conditions other than the intake pipe pressure that affect the in-cylinder air amount are constant, a correlation is established between the intake pipe pressure and the in-cylinder air amount. The in-cylinder air amount calculation unit 12 converts the intake pipe pressure into the in-cylinder air amount using the in-cylinder air amount map in which the correlation is mapped.
- the in-cylinder air amount map parameter calculation unit 14 calculates the value of the in-cylinder air amount map parameter from conditions other than the intake pipe pressure that affects the in-cylinder air amount, and the calculated value is sent to the in-cylinder air amount calculation unit 12. set.
- the conditions affecting the in-cylinder air amount are engine speed NE, intake valve timing INVT, exhaust valve timing EXVT, wastegate valve opening WGV, intercooler temperature THIC, atmospheric pressure PA Etc.
- Information regarding these conditions is supplied to the cylinder air amount map parameter calculation unit 14 from sensors and actuators related to the information.
- the scavenge amount calculation unit 16 includes an estimated value KL of the intake valve passage air amount calculated by the intake valve passage air amount calculation unit 10, and an estimated value KLCYL of the in-cylinder air amount calculated by the in-cylinder air amount calculation unit 12. Calculate the difference between The difference is the scavenge amount, that is, the estimated value KLSCA of the amount of air that blows through the cylinder.
- the estimated value KLSCA of the scavenge amount calculated by the scavenge amount calculation unit 16 is used for estimating the catalyst temperature.
- the catalyst temperature is a constraint that defines an upper limit of the turbine flow rate or the supercharging pressure in the supercharging pressure control.
- the estimated value KLSCA of the scavenging amount is also used for calculating a guard value that defines the rich limit of the target air-fuel ratio in the air-fuel ratio control.
- FIG. 2 is an explanatory diagram showing a scavenging amount calculation method by the control device 100 according to the present embodiment in a graph.
- the vertical axis of the graph shown in FIG. 2 is the air amount, and the horizontal axis is the intake pipe pressure.
- a straight line indicated by a broken line in the graph represents the relationship between the in-cylinder air amount defined by the in-cylinder air amount map and the intake pipe pressure.
- the slope and intercept of the straight line of the cylinder air amount map are determined by the parameter values calculated by the cylinder air amount map parameter calculation unit 14.
- the control device 100 calculates the estimated value KLCYL of the in-cylinder air amount by substituting the measured value PM of the intake pipe pressure into the in-cylinder air amount map.
- the graph shows a line of the estimated value KL of the intake valve passing air amount, but when scavenging occurs, the intake valve passing air is more than the estimated value KLCYL of the in-cylinder air amount as shown in this graph.
- the quantity estimated value KL is larger.
- the estimated value KLSCA of scavenge amount can be obtained by calculating the difference between them.
- the estimated value KL of the intake valve passing air amount may be smaller than the estimated value KLCYL of the in-cylinder air amount depending on the operating state of the engine. In this case, the difference between them represents the amount of combustion gas remaining in the cylinder, that is, the internal EGR amount.
- the intake valve passing air amount calculation unit 10 corresponds to the “first calculation means” in the present invention.
- the in-cylinder air amount calculation unit 12 corresponds to “second calculation means” in the present invention.
- the scavenging amount calculation unit 16 corresponds to the “third calculation means” in the present invention.
- the output value of the air flow meter 2 and the output value of the intake pipe pressure sensor 4 are used for estimating the scavenging amount. There may be a gap.
- the deviation in the output characteristics of the air flow meter 2 affects the estimation accuracy of the intake valve passage air amount, and the deviation in the output characteristics of the intake pipe pressure sensor 4 affects the measurement accuracy of the intake pipe pressure. The problem in such a case will be described with reference to FIG.
- the estimated value KL of the intake valve passage air amount and the measured value PM of the intake pipe pressure in the graph shown in FIG. 3 are true values that should be obtained when there is no deviation in the output characteristics of the sensors 2 and 4. .
- the estimated value KL ′ of the intake valve passage air amount is obtained from the output value of the air flow meter 2
- the measured value PM ′ of the intake pipe pressure is obtained from the output value of the intake pipe pressure sensor 4.
- the output characteristic of the air flow meter 2 is shifted in a direction to output a value larger than the actual value
- the output characteristic of the intake pipe pressure sensor 4 is shifted in a direction to output a value smaller than the actual value.
- the estimated value KL ′ of the intake valve passing air amount becomes larger than the correct value KL
- the estimated value KLCYL ′ of the in-cylinder air amount calculated from the measured value PM ′ of the intake pipe pressure is the correct value KLCYL.
- the scavenging amount is the difference between the intake valve passing air amount and the in-cylinder air amount
- an error in the estimated value KL ′ of the intake valve passing air amount and an error in the estimated value KLCYL ′ of the in-cylinder air amount are By overlapping, the finally calculated scavenge amount estimated value KLSCA ′ is a value including a large error with respect to the correct value KLSAC.
- control device 100 has a problem that it is easily affected by variations in output characteristics of the air flow meter 2 and the intake pipe pressure sensor 4.
- FIG. 4 is a functional block diagram showing the configuration of the control device 200 according to the present embodiment.
- elements that are the same as those of the control device 100 according to Embodiment 1 are given the same reference numerals.
- the difference of the control device 200 according to the present embodiment from the first embodiment is that the output value of the intake pipe pressure sensor is not used for estimating the scavenging amount.
- the control device 200 according to the present embodiment calculates the estimated value KLCYL of the in-cylinder intake air amount based on the measured value AFM of the intake air amount obtained by the air flow meter 2.
- the control device 200 according to the present embodiment includes an intake pipe pressure calculation unit 20 and an ab map parameter calculation unit in addition to the calculation units 10, 12, 14, and 16 common to the first embodiment. 22.
- the intake pipe pressure calculation unit 20 calculates the estimated value PM of the intake pipe pressure from the estimated value KL of the intake valve passing air amount.
- the estimated value KL of the intake valve passage air amount is calculated from the measured value AFM of the intake air amount by the intake valve passage air amount calculation unit 10.
- the intake pipe pressure calculation unit 20 converts the intake valve passing air amount into intake pipe pressure using a so-called ab map in which the correlation is mapped.
- the estimated value PM of the intake pipe pressure calculated by the intake pipe pressure calculation unit 20 is input to the in-cylinder air amount calculation unit 12.
- the in-cylinder air amount calculation unit 12 calculates an estimated value KLCYL of the in-cylinder air amount from the estimated value PM of the intake pipe pressure.
- the ab map parameter calculation unit 22 calculates the value of the ab map parameter from conditions other than the intake pipe pressure that affects the intake valve passing air amount, and sets the calculated value in the intake pipe pressure calculation unit 20.
- the conditions that affect the intake valve passing air amount are specifically engine speed NE, intake valve timing INVT, exhaust valve timing EXVT, wastegate valve opening WGV, intercooler temperature THIC, atmospheric pressure PA etc. Information on these conditions is supplied to the ab map parameter calculation unit 22 from sensors and actuators related to the information.
- FIG. 5 is an explanatory diagram showing the scavenging amount calculation method by the control device 200 according to the present embodiment in a graph.
- the vertical axis of the graph shown in FIG. 5 is the air amount, and the horizontal axis is the intake pipe pressure.
- a curve indicated by a solid line in the graph represents the relationship between the intake valve passing air amount and the intake pipe pressure defined by the ab map.
- the shape of the curve of the ab map is determined by the parameter value calculated by the ab map parameter calculation unit 22.
- a straight line indicated by a broken line in the graph represents the relationship between the in-cylinder air amount defined by the in-cylinder air amount map and the intake pipe pressure.
- the control device 200 calculates an estimated value KL of the intake valve passing air amount from the measured value AFM of the intake air amount, and the estimated value KL of the intake valve passing air amount is represented by an ab map (a first map). By substituting into the map), an estimated value PM of the intake pipe pressure is calculated.
- the estimated value KLCYL of the in-cylinder air amount is calculated by substituting the estimated value PM of the intake pipe pressure into the in-cylinder air amount map (second map).
- an estimated value KLSCA of the scavenge amount is calculated by calculating a difference between the estimated value KL of the intake valve passing air amount and the estimated value KLCYL of the in-cylinder air amount.
- the estimated value KLSCA of the scavenging amount is calculated using only the measured value AFM of the intake air amount obtained by the air flow meter 2.
- FIG. 6 is a diagram for explaining the effect of the control device 200 according to the present embodiment.
- the estimated value KL of the intake valve passing air amount and the measured value PM of the intake pipe pressure in the graph shown in FIG. 6 are true values that should be obtained when there is no deviation in the output characteristics of the air flow meter 2.
- the estimated value KL ′ of the intake valve passing air amount is obtained from the output value of the air flow meter 2.
- An estimated value PM ′ of the intake pipe pressure is obtained from the estimated value KL ′ of the intake valve passing air amount
- an estimated value KLCYL ′ of the in-cylinder air amount is obtained from the estimated value PM ′ of the intake pipe pressure.
- the output characteristics of the air flow meter 2 are shifted in a direction to output a value larger than the actual value.
- the estimated value KL ′ of the intake valve passing air amount becomes larger than the correct value KL.
- the estimated value PM ′ of the intake pipe pressure converted from the estimated value KL ′ of the intake valve passage air amount becomes larger than the correct value PM, and the in-cylinder converted from the estimated value PM ′ of the intake pipe pressure.
- the estimated value KLCYL ′ of the air amount is also larger than the correct value KLCYL.
- the configuration of the control device 200 according to the present embodiment has higher robustness to variations in the output characteristics of the sensor than the configuration of the control device 100 according to the first embodiment. . Therefore, according to the control device 200 according to the present embodiment, it is possible to accurately calculate the estimated value of the scavenge amount without being affected by variations in the output characteristics of the sensor.
- the intake valve passing air amount calculation unit 10 corresponds to the “first calculation means” in the present invention.
- a combination of the intake pipe pressure calculation unit 20 and the in-cylinder air amount calculation unit 12 corresponds to the “second calculation means” in the present invention.
- the scavenging amount calculation unit 16 corresponds to the “third calculation means” in the present invention.
- the intake pipe pressure is measured by the intake pipe pressure sensor, but when a supercharging pressure sensor is provided upstream of the throttle, the physical model of the throttle is calculated based on the output value of the supercharging pressure sensor. It can also be used to estimate the intake pipe pressure.
- the control device according to the present invention can also be applied to an engine with a supercharger that does not include an actuator that changes the supercharging characteristics of the supercharger such as a wastegate valve or a variable nozzle.
- the supercharger may be a turbocharger or a mechanical supercharger.
- the intake side variable valve timing mechanism and the exhaust side variable valve timing mechanism are not essential.
- the type of engine with a supercharger may be a diesel engine or a gasoline engine.
- Air flow meter 4 Intake pipe pressure sensor 10 Intake valve passing air amount calculation unit 12 In-cylinder air amount calculation unit 14 In-cylinder air amount map parameter calculation unit 16 Scavenge amount calculation unit 20 Intake pipe pressure calculation unit 22 ab map parameter calculation unit 100 Control device 200 according to Embodiment 1 Control device according to Embodiment 2
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
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Abstract
Description
以下、本発明の実施の形態1について図を参照して説明する。
次に、本発明の実施の形態2について図を参照して説明する。
本発明は上述の実施の形態に限定されるものではなく、本発明の趣旨を逸脱しない範囲で種々変形して実施することができる。例えば、実施の形態1では吸気管圧力センサによって吸気管圧力を計測しているが、スロットルの上流に過給圧センサを備える場合には、過給圧センサの出力値に基づきスロットルの物理モデルを用いて吸気管圧力を推定することもできる。
4 吸気管圧力センサ
10 吸気弁通過空気量計算ユニット
12 筒内空気量計算ユニット
14 筒内空気量マップパラメータ計算ユニット
16 スカベンジ量計算ユニット
20 吸気管圧力計算ユニット
22 abマップパラメータ計算ユニット
100 実施の形態1に係る制御装置
200 実施の形態2に係る制御装置
Claims (4)
- 吸気通路に取り込まれた空気の量である吸入空気量の計測値に基づいて、吸気弁を通過した空気の量である吸気弁通過空気量の推定値を算出する第1の計算手段と、
吸気管圧力の計測値或いは推定値に基づいて、筒内において燃焼に供される空気の量である筒内空気量の推定値を算出する第2の計算手段と、
吸気弁通過空気量の前記推定値と筒内空気量の前記推定値との差から、筒内を吹き抜ける空気の量であるスカベンジ量の推定値を算出する第3の計算手段と、
を備えることを特徴とする過給機付きエンジンの制御装置。 - 前記第2の計算手段は、吸入空気量の前記計測値に基づいて吸気管圧力の前記推定値を算出し、吸気管圧力の前記推定値に基づいて筒内空気量の前記推定値を算出することを特徴とする請求項1に記載の過給機付きエンジンの制御装置。
- 前記第2の計算手段は、前記第1の計算手段により吸入空気量の前記計測値から算出された吸気弁通過空気量の前記推定値に基づいて、吸気管圧力の前記推定値を算出することを特徴とする請求項2に記載の過給機付きエンジンの制御装置。
- 前記第2の計算手段は、吸気弁通過空気量と吸気管圧力とを複数のパラメータを用いて関連付けた第1のマップを用いて吸気弁通過空気量の前記推定値を吸気管圧力の前記推定値に変換し、吸気管圧力と筒内空気量とを複数のパラメータを用いて関連付けた第2のマップを用いて吸気管圧力の前記推定値を筒内空気量の前記推定値に変換することを特徴とする請求項3に記載の過給機付きエンジンの制御装置。
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JP2014549703A JPWO2014083654A1 (ja) | 2012-11-29 | 2012-11-29 | 過給機付きエンジンの制御装置 |
EP12889261.9A EP2927469A4 (en) | 2012-11-29 | 2012-11-29 | CONTROL DEVICE FOR A MOTOR EQUIPPED WITH A SUPERVISOR |
US14/443,782 US20150275782A1 (en) | 2012-11-29 | 2012-11-29 | Control device for engine equipped with supercharger |
PCT/JP2012/080940 WO2014083654A1 (ja) | 2012-11-29 | 2012-11-29 | 過給機付きエンジンの制御装置 |
CN201280077253.8A CN104813011A (zh) | 2012-11-29 | 2012-11-29 | 带增压器的发动机的控制装置 |
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PCT/JP2012/080940 WO2014083654A1 (ja) | 2012-11-29 | 2012-11-29 | 過給機付きエンジンの制御装置 |
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JP6332149B2 (ja) * | 2015-06-01 | 2018-05-30 | トヨタ自動車株式会社 | 内燃機関 |
JP6350431B2 (ja) * | 2015-07-28 | 2018-07-04 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
CN106285965B (zh) * | 2016-09-23 | 2019-12-27 | 中国第一汽车股份有限公司 | 均质增压直喷汽油机扫气控制方法 |
US10221794B1 (en) * | 2017-11-07 | 2019-03-05 | Fca Us Llc | Measurement, modeling, and estimation of scavenging airflow in an internal combustion engine |
CN109883719B (zh) * | 2019-02-27 | 2021-01-08 | 中国第一汽车股份有限公司 | 一种增压直喷汽油机扫气量测量方法 |
CN113027617B (zh) * | 2019-12-25 | 2023-04-07 | 日立安斯泰莫汽车系统(苏州)有限公司 | 发动机扫气控制装置、系统、方法及计算机可读取介质 |
CN113137313B (zh) * | 2021-04-27 | 2022-08-30 | 浙江吉利控股集团有限公司 | 发动机的缸内进气量计算方法、装置及可读存储介质 |
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- 2012-11-29 EP EP12889261.9A patent/EP2927469A4/en not_active Withdrawn
- 2012-11-29 CN CN201280077253.8A patent/CN104813011A/zh active Pending
- 2012-11-29 US US14/443,782 patent/US20150275782A1/en not_active Abandoned
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Also Published As
Publication number | Publication date |
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CN104813011A (zh) | 2015-07-29 |
EP2927469A1 (en) | 2015-10-07 |
US20150275782A1 (en) | 2015-10-01 |
EP2927469A4 (en) | 2016-07-13 |
JPWO2014083654A1 (ja) | 2017-01-05 |
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