JP2021183825A - 燃温推定システム、データ解析装置、燃料供給装置の制御装置 - Google Patents
燃温推定システム、データ解析装置、燃料供給装置の制御装置 Download PDFInfo
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- 239000000446 fuel Substances 0.000 title claims abstract description 692
- 238000007405 data analysis Methods 0.000 title claims description 9
- 238000013507 mapping Methods 0.000 claims abstract description 87
- 238000002347 injection Methods 0.000 claims description 88
- 239000007924 injection Substances 0.000 claims description 88
- 239000002828 fuel tank Substances 0.000 claims description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 239000003921 oil Substances 0.000 claims description 30
- 238000001816 cooling Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 9
- 239000000498 cooling water Substances 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 5
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 102
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- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 5
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000010892 electric spark Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 241000282412 Homo Species 0.000 description 1
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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
- F02D41/22—Safety or indicating devices for abnormal conditions
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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
- F02D41/30—Controlling fuel injection
- F02D41/3094—Controlling fuel injection the fuel injection being effected by at least two different injectors, e.g. one in the intake manifold and one in the cylinder
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
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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
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—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 pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/08—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 pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
- F02D19/082—Premixed fuels, i.e. emulsions or blends
- F02D19/084—Blends of gasoline and alcohols, e.g. E85
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- 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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0076—Details of the fuel feeding system related to the fuel tank
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- 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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/04—Feeding by means of driven pumps
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N20/00—Machine learning
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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
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—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 pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/08—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 pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
- F02D19/082—Premixed fuels, i.e. emulsions or blends
- F02D19/085—Control based on the fuel type or composition
- F02D19/087—Control based on the fuel type or composition with determination of densities, viscosities, composition, concentration or mixture ratios of fuels
- F02D19/088—Control based on the fuel type or composition with determination of densities, viscosities, composition, concentration or mixture ratios of fuels by estimation, i.e. without using direct measurements of a corresponding sensor
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- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/30—Controlling fuel injection
- F02D41/38—Controlling fuel injection of the high pressure type
- F02D41/3809—Common rail control systems
- F02D2041/3881—Common rail control systems with multiple common rails, e.g. one rail per cylinder bank, or a high pressure rail and a low pressure rail
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- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the 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
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/023—Temperature of lubricating oil or working fluid
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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
- F02D2200/0414—Air temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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- 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
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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
- F02D2200/06—Fuel or fuel supply system parameters
- F02D2200/0606—Fuel temperature
- F02D2200/0608—Estimation of fuel temperature
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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
- F02D2200/06—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
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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
- F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
- F02D2200/101—Engine speed
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- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/50—Input parameters for engine control said parameters being related to the vehicle or its components
- F02D2200/501—Vehicle speed
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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
- F02D2250/04—Fuel pressure pulsation in common rails
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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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
- F02D41/1405—Neural network control
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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
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
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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
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Abstract
Description
燃料噴射弁を有するエンジンと、燃料タンク内の燃料を前記燃料噴射弁に接続された供給管に供給する燃料ポンプを有する燃料供給装置と、を備えるエンジン装置における燃料の温度である燃温に関する燃温変数を推定する燃温推定システムであって、
記憶装置および実行装置を備え、
前記記憶装置は、前記燃温変数の前回推定値、前記燃料ポンプの状態に関するポンプ変数、前記エンジンの状態に関する第1エンジン変数、外気温に関する外気温変数を含む第1入力変数を入力とすると共に前記燃温変数を出力とする第1写像を記憶し、
前記実行装置は、前記第1入力変数を取得する取得部と、前記取得部により取得された前記第1入力変数を前記第1写像に適用して前記燃温変数を推定する推定部とを有する、
ことを要旨とする。
Claims (10)
- 燃料噴射弁を有するエンジンと、燃料タンク内の燃料を前記燃料噴射弁に接続された供給管に供給する燃料ポンプを有する燃料供給装置と、を備えるエンジン装置における燃料の温度である燃温に関する燃温変数を推定する燃温推定システムであって、
記憶装置および実行装置を備え、
前記記憶装置は、前記燃温変数の前回推定値、前記燃料ポンプの状態に関するポンプ変数、前記エンジンの状態に関する第1エンジン変数、外気温に関する外気温変数を含む第1入力変数を入力とすると共に前記燃温変数を出力とする第1写像を記憶し、
前記実行装置は、前記第1入力変数を取得する取得部と、前記取得部により取得された前記第1入力変数を前記第1写像に適用して前記燃温変数を推定する推定部とを有する、
燃温推定システム。 - 請求項1記載の燃温推定システムであって、
前記第1写像は、前記第1入力変数のうち、燃料の熱量に関する熱量変数については、所定時間当たりの変化量を入力とし、燃料の熱容量および熱伝達に関する熱容量変数については、前記所定時間当たりの平均値を入力とする、
燃温推定システム。 - 請求項2記載の燃温推定システムであって、
前記熱量変数は、前記ポンプ変数、前記第1エンジン変数、前記外気温変数を含み、
前記熱容量変数は、前記燃料タンク内の燃料量に関する燃料量変数、前記エンジンを冷却する冷却装置の状態に関する冷却装置変数、前記エンジン装置が搭載される車両の車速に関する車速変数のうちの少なくとも一部を含む、
燃温推定システム。 - 請求項1ないし3のうちの何れか1つの請求項に記載の燃温推定システムであって、
前記ポンプ変数は、前記燃料ポンプの回転数に関するポンプ回転数変数を含む、
燃温推定システム。 - 請求項1ないし4のうちの何れか1つの請求項に記載の燃温推定システムであって、
前記第1エンジン変数は、前記エンジンの吸気温に関する吸気温変数、前記エンジンの空燃比に関する空燃比変数、前記エンジンの冷却水の温度に関する水温変数、前記エンジンの回転数に関するエンジン回転数変数のうちの少なくとも一部を含む、
燃温推定システム。 - 請求項1ないし5のうちの何れか1つの請求項に記載の燃温推定システムであって、
前記供給管は、前記燃料ポンプから燃料が供給される低圧供給管と、前記燃料噴射弁に接続された高圧供給管とを有し、
前記燃料供給装置は、前記低圧供給管の燃料を加圧して前記高圧供給管に供給する高圧ポンプを更に有し、
前記記憶装置は、前記高圧ポンプにおける前記低圧供給管側の燃料の温度である高圧ポンプ燃温に関する高圧ポンプ燃温変数の前回推定値、前記エンジンの状態に関する第2エンジン変数、前記高圧ポンプの吸入流量に関する高圧吸入流量変数、前記エンジン装置が搭載される車両の車速に関する車速変数を含む第2入力変数を入力とすると共に前記高圧ポンプ燃温変数を出力とする第2写像を記憶し、
前記取得部は、前記第2入力変数を取得し、
前記推定部は、前記取得部により取得された前記第2入力変数を前記第2写像に適用して前記高圧ポンプ燃温変数を推定する、
燃温推定システム。 - 請求項6記載の燃温推定システムであって、
前記第2エンジン変数は、前記エンジンの吸気温に関する吸気温変数、前記エンジンの潤滑油の温度に関する油温変数、前記エンジンの回転数に関するエンジン回転数変数、前記エンジンの負荷率に関する負荷率変数のうちの少なくとも一部を含む、
燃温推定システム。 - 請求項1ないし7のうちの何れか1つの請求項に記載の燃温推定システムであって、
前記実行装置は、車両に搭載される第1実行装置と、前記車両の外部に配置される第2実行装置とを有し、
前記第1実行装置は、前記取得部と、前記取得部により取得された取得データを前記第2実行装置に送信する車両側送信部と、前記第2実行装置から推定データを受信する車両側受信部とを有し、
前記第2実行装置は、前記取得データを受信する外部側受信部と、前記推定部と、前記推定部により推定された前記推定データを前記第1実行装置に送信する外部側送信部とを有する、
燃温推定システム。 - 請求項8記載の燃温推定システムに用いられるデータ解析装置であって、
前記第2実行装置および前記記憶装置を備える、
データ解析装置。 - 請求項8記載の燃温推定システムに用いられる燃料供給装置の制御装置であって、
前記第1実行装置を備える、
燃料供給装置の制御装置。
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Application Number | Priority Date | Filing Date | Title |
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JP2020089240A JP7322810B2 (ja) | 2020-05-21 | 2020-05-21 | 燃温推定システム、データ解析装置、燃料供給装置の制御装置 |
US17/242,735 US11513011B2 (en) | 2020-05-21 | 2021-04-28 | Fuel temperature estimation system |
EP21171244.3A EP3913204A1 (en) | 2020-05-21 | 2021-04-29 | Fuel temperature estimation system |
CN202110552506.3A CN113700568B (zh) | 2020-05-21 | 2021-05-20 | 燃温推定系统 |
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JP7322810B2 (ja) | 2023-08-08 |
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US20210364371A1 (en) | 2021-11-25 |
US11513011B2 (en) | 2022-11-29 |
EP3913204A1 (en) | 2021-11-24 |
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