WO2013008322A1 - 内燃機関の制御装置 - Google Patents
内燃機関の制御装置 Download PDFInfo
- Publication number
- WO2013008322A1 WO2013008322A1 PCT/JP2011/065976 JP2011065976W WO2013008322A1 WO 2013008322 A1 WO2013008322 A1 WO 2013008322A1 JP 2011065976 W JP2011065976 W JP 2011065976W WO 2013008322 A1 WO2013008322 A1 WO 2013008322A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fuel
- internal combustion
- combustion engine
- mixing ratio
- pressure adjustment
- Prior art date
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Classifications
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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
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D41/0027—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures the fuel being gaseous
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/02—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with gaseous fuels
- F02D19/021—Control of components of the fuel supply system
- F02D19/022—Control of components of the fuel supply system to adjust the fuel pressure, temperature or composition
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/02—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with gaseous fuels
- F02D19/026—Measuring or estimating parameters related to the fuel supply system
- F02D19/027—Determining the fuel pressure, temperature or volume flow, the fuel tank fill level or a valve position
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/02—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with gaseous fuels
- F02D19/026—Measuring or estimating parameters related to the fuel supply system
- F02D19/029—Determining density, viscosity, concentration or composition
-
- 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
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0203—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels characterised by the type of gaseous fuel
- F02M21/0209—Hydrocarbon fuels, e.g. methane or acetylene
- F02M21/0212—Hydrocarbon fuels, e.g. methane or acetylene comprising at least 3 C-Atoms, e.g. liquefied petroleum gas [LPG], propane or butane
-
- 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
- F02D2200/06—Fuel or fuel supply system parameters
- F02D2200/0602—Fuel pressure
-
- 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
- F02D2200/06—Fuel or fuel supply system parameters
- F02D2200/0606—Fuel temperature
-
- 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
- F02D2200/06—Fuel or fuel supply system parameters
- F02D2200/0611—Fuel type, fuel composition or fuel quality
- F02D2200/0612—Fuel type, fuel composition or fuel quality determined by estimation
-
- 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
- F02D2250/31—Control of the fuel pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02M21/0248—Injectors
- F02M21/0275—Injectors for in-cylinder direct injection, e.g. injector combined with spark plug
-
- 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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Definitions
- the present invention relates to a control device for an internal combustion engine.
- Patent Document 1 discloses a bi-fuel engine that uses a mixed fuel of liquefied petroleum gas and dimethyl ether as a fuel and a method for estimating the mixing ratio of the mixed fuel.
- Patent Document 2 discloses a control apparatus for an internal combustion engine that determines whether a fuel is a liquid fuel or a gas fuel when using liquid fuel and gaseous fuel. Has been.
- an object of the present invention is to provide a control device for an internal combustion engine that can suitably realize appropriate combustion according to the mixing ratio of the fuel used in an internal combustion engine that uses a plurality of gaseous fuels as fuel. To do.
- the present invention is provided for an internal combustion engine that uses a plurality of gaseous fuels as fuel and includes a pressure adjustment unit in a fuel supply path that can adjust the pressure of the fuel to be injected.
- the control apparatus for an internal combustion engine includes a control unit that performs combustion control of the internal combustion engine based on a fluctuating heat amount.
- the present invention further includes an estimation unit that estimates a mixing ratio of the used fuel based on a fluctuating heat amount of the fuel at the time of pressure adjustment in the pressure adjusting unit, and the control unit sets the mixing ratio of the used fuel estimated by the estimating unit.
- the combustion control of the internal combustion engine can be configured to perform the combustion control of the internal combustion engine based on the fluctuating heat amount of the fuel at the time of pressure adjustment in the pressure adjusting unit.
- FIG. 1 is a schematic configuration diagram of an internal combustion engine and related configurations.
- FIG. 3 is a diagram illustrating a main part of a fuel supply path according to the first embodiment. It is a schematic block diagram of ECU. It is a figure which shows the relationship between a moving heat amount and a mixing rate. It is a figure which shows a 1st control operation with a flowchart.
- FIG. 6 is a diagram illustrating a main part of a fuel supply path according to a second embodiment. It is a figure which shows a 2nd control operation with a flowchart.
- FIG. 1 is a schematic configuration diagram of an internal combustion engine 50 and related configurations.
- the intake system 10 includes an air cleaner 11, an air flow meter 12, an electronic control throttle 13, and an intake manifold 14.
- the air cleaner 11 filters the intake air.
- the air flow meter 12 measures the intake air amount GA of the internal combustion engine 50.
- the electronic control throttle 13 adjusts the intake air amount GA.
- the electronic control throttle 13 includes a throttle opening sensor 13a.
- the intake manifold 14 distributes intake air to each cylinder of the internal combustion engine 50.
- An intake air temperature sensor 71 is provided in the intake manifold 14.
- the internal combustion engine 50 includes a cylinder block 51, a cylinder head 52, a piston 53, an intake valve 54, an exhaust valve 55, a spark plug 56, a fuel injection valve 57, an intake side VVT (InVVT) 58, and an exhaust side VVT (ExVVT) 59. ing.
- the internal combustion engine 50 is provided with a water temperature sensor 72 for detecting the coolant temperature THW and a crank angle sensor 73 for detecting the crank angle.
- the cylinder block 51 is formed with a cylinder 51a.
- a piston 53 is accommodated in the cylinder 51a.
- a cylinder head 52 is fixed to the upper surface of the cylinder block 51.
- the combustion chamber E is formed as a space surrounded by the cylinder block 51, the cylinder head 52 and the cylinder 53.
- the cylinder head 52 is formed with an intake port 52 a that guides intake air to the combustion chamber E and an exhaust port 52 b that exhausts gas from the combustion chamber E.
- the cylinder head 52 is provided with an intake valve 54 for opening and closing the intake port 52a and an exhaust valve 55 for opening and closing the exhaust port 52b.
- the spark plug 56 is provided in the cylinder head 52 with an electrode protruding from the center upper portion of the combustion chamber E.
- the fuel injection valve 57 is provided in the cylinder head 52 with the injection hole protruding from the combustion chamber E.
- the fuel injection valve 57 is provided in a portion of the cylinder head 52 between the intake port 52 a and the cylinder block 51.
- the fuel injection valve 57 directly injects fuel into the combustion chamber E.
- the arrangement of the fuel injection valve 57 is not limited to this.
- the fuel injection valve 57 may be arranged so that fuel can be injected into the intake port 52a.
- a fuel supply path FR for supplying fuel to the internal combustion engine 50 is connected to the fuel injection valve 57.
- the cylinder head 52 is provided with an intake side VVT 58 and an exhaust side VVT 59.
- the intake side VVT 58 is a variable valve mechanism that makes the valve characteristics (for example, valve timing and operating angle) of the intake valve 54 variable
- the exhaust side VVT 59 is a variable valve mechanism that makes the valve characteristic of the exhaust valve 55 variable.
- the VVTs 58 and 59 are provided with state detection sensors 58a and 59a for detecting the control state.
- FIG. 2 is a diagram showing a main part of the fuel supply path FR.
- the internal combustion engine 50 includes a regulator 60A that is a pressure adjustment unit capable of adjusting the pressure of fuel injected into the fuel supply path FR.
- the regulator 60A includes a fuel circulation part 61 and a heating part 62A.
- the fuel distribution unit 61 is incorporated in the fuel supply path FR and distributes the fuel.
- the heating unit 62A is incorporated in a heat medium circulation path C that circulates the heat medium, and heats the fuel flowing through the fuel circulation unit 61 with the flowing heat medium.
- an inlet side fuel thermometer 81 and an outlet side fuel thermometer 82 for detecting the temperature of the fuel are provided before and after the regulator 60A.
- an inlet side fuel pressure gauge 83 and an outlet side fuel pressure gauge 84 for detecting the pressure of the fuel are provided.
- a fuel flow meter 85 for detecting the flow rate of the fuel is provided on the outlet side of the regulator 60A.
- a plurality of gaseous fuels circulate in the fuel supply path FR.
- the internal combustion engine 50 is an internal combustion engine that uses a plurality of gaseous fuels as fuel.
- a plurality of gaseous fuels used as fuel can be circulated through the fuel supply path FR in a mixed state. While the type of each gaseous fuel is known for the plurality of gaseous fuels, a fuel whose mixing ratio of each gaseous fuel is unknown can be applied.
- the plurality of gaseous fuels are hydrogen and CNG whose mixing ratio is unknown here.
- an inlet-side heat medium thermometer 86 and an outlet-side heat medium thermometer 87 for detecting the temperature of the heat medium are provided before and after the regulator 60A.
- a heat medium flow meter 88 for detecting the flow rate of the heat medium is provided on the outlet side of the regulator 60A.
- water can be circulated through the heat medium circulation path C.
- the heat medium may be cooling water of the internal combustion engine 50, for example.
- FIG. 3 is a schematic configuration diagram of the ECU 1A.
- the ECU 1A is an electronic control device corresponding to a control device for an internal combustion engine, and includes a microcomputer including a CPU 2, a ROM 3, a RAM 4, and the like, and input / output circuits 5 and 6.
- the CPU 2, ROM 3, RAM 4, and input / output circuits 5 and 6 are connected to each other via a bus 7.
- a sensor group S including various sensors and switches is electrically connected to the ECU 1A.
- the electronic control throttle 13, the fuel injection valve 57, and the VVTs 58 and 59 are electrically connected as control targets.
- the sensor group S includes an air flow meter 12, a throttle opening sensor 13a, state detection sensors 58a and 59a, an intake air temperature sensor 71, a water temperature sensor 72, a crank angle sensor 73, an inlet side fuel thermometer 81, an outlet, and the like.
- Side fuel thermometer 82, inlet side fuel pressure gauge 83, outlet side fuel pressure gauge 84, fuel flow meter 85, inlet side heat medium thermometer 86, outlet side heat medium thermometer 87, heat medium flow rate A total of 88 is included.
- the ROM 3 is configured to store a program in which various processes executed by the CPU 2 are described, map data, and the like.
- the ECU 1A includes a control unit, a fluctuating heat amount estimation unit, a mixing ratio estimation unit, and the like described below. Various functional units are realized.
- the control unit controls the combustion of the internal combustion engine 50 based on the fluctuating heat amount of the fuel at the time of pressure adjustment in the regulator 60A.
- the fluctuating heat amount of the fuel at the time of pressure adjustment can be grasped by the amount of heat transferred from the heating unit 62A to the fuel. This is because the amount of heat transferred from the heating unit 62A to the fuel changes in accordance with the fluctuating heat amount of the fuel during pressure adjustment.
- the fluctuating heat amount estimation unit is an estimation unit that estimates the fluctuating heat amount of the fuel during pressure regulation. Specifically, the fluctuating heat quantity estimation unit estimates the amount of heat transferred per unit time from the heating unit 62A to the fuel based on the specific heat of the heat medium and the temperature and flow rate of the heat medium before and after the regulator 60A. Estimate the fluctuating heat quantity of the fuel at the time.
- the mixing ratio estimation unit is an estimation unit that estimates the mixing ratio of the fuel used. Specifically, the mixing ratio estimation unit estimates the mixing ratio of the used fuel based on the fluctuating heat amount of the fuel at the time of pressure adjustment in the regulator 60A. This is because the fluctuating calorific value of the fuel at the time of pressure adjustment varies depending on the mixing ratio of the fuel used, and the mixing ratio of the fuel used is estimated using such properties.
- FIG. 4 is a diagram showing the relationship between the amount of heat transferred and the mixing ratio.
- the vertical axis represents the amount of heat transferred from the heating section 62A to the fuel, and the horizontal axis represents the mixing ratio.
- the mixing ratio indicates the mixing ratio of hydrogen to CHG, and the mixing ratio increases as the amount of hydrogen contained in the fuel increases. As shown in FIG. 4, it can be seen that the amount of heat transferred tends to decrease as the mixing ratio increases.
- the ECU 1A includes a plurality of map data that defines the relationship between the amount of heat transferred and the mixing ratio according to the pressure of the fuel before and after the regulator 60A, the temperature of the fuel on the inlet side of the regulator 60A, and the flow rate of the fuel as necessary.
- the map data may be one map data in which the relationship between the amount of heat transferred and the mixing ratio is defined in a multidimensional manner.
- the mixing ratio estimating unit In estimating the mixing ratio of the used fuel based on the fluctuating heat quantity of the fuel at the time of pressure adjustment, the mixing ratio estimating unit specifically measures the fuel pressure before and after the regulator 60A, the temperature of the fuel on the inlet side of the regulator 60A, and the fuel Detect the flow rate. And corresponding map data are specified based on the detected pressure, temperature and flow rate of the fuel. Furthermore, the mixing ratio of the used fuel is estimated by reading the mixing ratio corresponding to the moving heat quantity estimated by the fluctuating heat quantity estimation unit from the specified map data.
- the control unit when performing the combustion control of the internal combustion engine 50 based on the fluctuating heat amount of the fuel at the time of pressure adjustment, the control unit more specifically, based on the mixing ratio of the used fuel estimated by the mixing ratio estimation unit.
- the combustion control is performed.
- the control unit can control, for example, the electronic control throttle 13, the fuel injection valve 57, and the VVTs 58 and 59.
- the ECU 1A detects the temperature and flow rate of the heat medium before and after the regulator 60A (step S1). Further, the pressure of the fuel before and after the regulator 60A, the temperature of the fuel on the inlet side of the regulator 60A, and the flow rate of the fuel are detected (step S2). Subsequently, the ECU 1A estimates the amount of heat transferred based on the detection result in step S1 and the specific heat of the heat medium (step S3). Further, based on the detection result in step S2 and the amount of moving heat estimated in step S3, the mixing ratio of the used fuel is estimated (step S4). Further, the combustion control of the internal combustion engine 50 is performed based on the estimated mixing ratio of the used fuel (step S5).
- the ECU 1A controls the combustion of the internal combustion engine 50 based on the fluctuating heat amount of the fuel at the time of pressure adjustment in the regulator 60A.
- the mixing ratio of the used fuel is estimated based on the fluctuating heat amount of the fuel at the time of pressure adjustment in the regulator 60A.
- the fluctuating heat amount of the fuel at the time of pressure adjustment can be estimated by providing the heating unit 62A in the regulator 60A, for example.
- the ECU 1A realizes appropriate combustion in accordance with the mixing ratio of the used fuel in the internal combustion engine 50, it is not necessary to use a detection device that tends to be expensive because it is a dedicated product such as a gas analyzer. Low cost can be easily realized.
- the heating unit 62A is incorporated in the regulator 60A, thus ensuring the compactness of the entire configuration necessary for grasping the mixing ratio of the fuel used. It can also be made easier. In these respects, appropriate combustion according to the mixing ratio of the fuel used can be suitably realized.
- FIG. 6 is a diagram showing a main part of the fuel supply path FR ′.
- the fuel supply path FR ′ is substantially the same as the fuel supply path FR except that a regulator 60B is provided instead of the regulator 60A.
- the regulator 60B is substantially the same as the regulator 60A except that it includes a heating unit 62B instead of the heating unit 62A.
- the heating unit 62B is incorporated in the electric heating circuit H.
- the electric heating circuit H is provided with a power supply device 90, a voltmeter 91, and an ammeter 92.
- the voltmeter 91 detects the voltage applied to the heating unit 62B
- the ammeter 92 detects the current flowing through the heating unit 62B.
- the heating unit 62B is, for example, a resistor, and warms the fuel flowing through the fuel flow unit 61 by generating electric heat.
- the ECU 1B In controlling the combustion of the internal combustion engine 50, the ECU 1B is used instead of the ECU 1A in this embodiment.
- a voltmeter 91 and an ammeter 92 are electrically connected instead of the inlet-side heat medium thermometer 86, the outlet-side heat medium thermometer 87, and the heat medium flow meter 88, and the fluctuating heat quantity estimation unit is described below. It is substantially the same as ECU1A except the point implement
- the fluctuating calorie estimation unit estimates the amount of heat transferred per unit time from the heating unit 62B to the fuel based on the voltage applied to the heating unit 62B and the current flowing through the heating unit 62B, thereby adjusting the pressure. Estimate the fluctuating heat quantity of the fuel.
- step S1 ′ the ECU 1B detects the voltage applied to the heating unit 62B and the current flowing through the heating unit 62B.
- step S3 the fluctuating heat quantity of the fuel is estimated based on the detection result in step S1 ′.
- the heating unit 62B may be used.
- the ECU 1B adapted to the heating unit 62B can also achieve a low cost and, as in the case of the ECU 1A, and can make it easy to ensure the compactness of the entire configuration. Appropriate combustion can be suitably realized.
- the fluctuating heat amount of the fuel during pressure adjustment in the pressure adjusting unit may be estimated based on the temperature of the fuel before and after the pressure adjusting unit by the fluctuating heat amount estimating unit.
- ECU 1A, 1B Internal combustion engine 50 Regulator 60A, 60B Fuel Distribution Department 61 Heating part 62A, 62B
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
Description
内燃機関 50
レギュレータ 60A、60B
燃料流通部 61
加温部 62A、62B
Claims (2)
- 複数の気体燃料を燃料として使用し、噴射する燃料の圧力を調整可能な圧力調整部を燃料供給経路に備える内燃機関に対して設けられ、
前記圧力調整部における調圧時の燃料の変動熱量に基づき、前記内燃機関の燃焼制御を行う制御部を備える内燃機関の制御装置。 - 請求項1記載の内燃機関の制御装置であって、
前記圧力調整部における調圧時の燃料の変動熱量に基づき、使用燃料の混合割合を推定する推定部をさらに備え、
前記制御部が、前記推定部が推定した使用燃料の混合割合に基づき、前記内燃機関の燃焼制御を行うことで、前記圧力調整部における調圧時の燃料の変動熱量に基づき、前記内燃機関の燃焼制御を行う内燃機関の制御装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013523745A JP5590242B2 (ja) | 2011-07-13 | 2011-07-13 | 内燃機関の制御装置 |
PCT/JP2011/065976 WO2013008322A1 (ja) | 2011-07-13 | 2011-07-13 | 内燃機関の制御装置 |
EP11869446.2A EP2733334A4 (en) | 2011-07-13 | 2011-07-13 | CONTROL DEVICE FOR A COMBUSTION ENGINE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2011/065976 WO2013008322A1 (ja) | 2011-07-13 | 2011-07-13 | 内燃機関の制御装置 |
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WO2013008322A1 true WO2013008322A1 (ja) | 2013-01-17 |
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PCT/JP2011/065976 WO2013008322A1 (ja) | 2011-07-13 | 2011-07-13 | 内燃機関の制御装置 |
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EP (1) | EP2733334A4 (ja) |
JP (1) | JP5590242B2 (ja) |
WO (1) | WO2013008322A1 (ja) |
Citations (9)
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JPH03285119A (ja) * | 1990-03-31 | 1991-12-16 | Mazda Motor Corp | 燃料タンクにおける残量燃料警報装置 |
JPH08158950A (ja) * | 1994-12-01 | 1996-06-18 | Mazda Motor Corp | 気体燃料エンジンの燃料供給装置 |
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JP2005061401A (ja) | 2003-07-31 | 2005-03-10 | Toyota Motor Corp | バイフューエルエンジンおよび混合燃料の混合比率推定方法 |
JP2005320866A (ja) * | 2004-05-06 | 2005-11-17 | Walbro Japan Inc | 異種液化ガス燃料用切換供給装置 |
JP2007032578A (ja) * | 2006-11-02 | 2007-02-08 | Tokyo Gas Co Ltd | 内燃機関の運転制御装置 |
JP2008038729A (ja) * | 2006-08-04 | 2008-02-21 | Yanmar Co Ltd | ガスエンジンの制御方法 |
JP2009243711A (ja) * | 2008-03-28 | 2009-10-22 | Ihi Corp | 燃焼システム |
JP2010196667A (ja) | 2009-02-27 | 2010-09-09 | Honda Motor Co Ltd | 内燃機関の制御装置 |
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Publication number | Priority date | Publication date | Assignee | Title |
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US5411005A (en) * | 1993-06-15 | 1995-05-02 | Bohl; Michael E. | Emissions and fuel control system and device |
US6612269B2 (en) * | 2000-08-11 | 2003-09-02 | The Regents Of The University Of California | Apparatus and method for operating internal combustion engines from variable mixtures of gaseous fuels |
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2011
- 2011-07-13 JP JP2013523745A patent/JP5590242B2/ja not_active Expired - Fee Related
- 2011-07-13 WO PCT/JP2011/065976 patent/WO2013008322A1/ja active Application Filing
- 2011-07-13 EP EP11869446.2A patent/EP2733334A4/en not_active Withdrawn
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH03285119A (ja) * | 1990-03-31 | 1991-12-16 | Mazda Motor Corp | 燃料タンクにおける残量燃料警報装置 |
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JP5590242B2 (ja) | 2014-09-17 |
EP2733334A1 (en) | 2014-05-21 |
EP2733334A4 (en) | 2014-12-24 |
JPWO2013008322A1 (ja) | 2015-02-23 |
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