JP2021183826A - 燃料種類推定システム、データ解析装置、燃料供給装置の制御装置 - Google Patents
燃料種類推定システム、データ解析装置、燃料供給装置の制御装置 Download PDFInfo
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
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- 239000000498 cooling water Substances 0.000 claims description 6
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- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 104
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
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- 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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- 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
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
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- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
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- 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
- F02D19/0626—Measuring or estimating parameters related to the fuel supply system
- F02D19/0628—Determining the fuel pressure, temperature or flow, the fuel tank fill level or a valve position
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- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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- 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
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- 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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- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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- 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
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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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種類に関する種類変数を推定する燃料種類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、前記エンジンの状態に関するエンジン変数を含む入力変数を入力とすると共に前記種類変数を出力とする写像を記憶し、
前記実行装置は、前記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入力変数を前記写像に適用して前記種類変数を推定する推定部とを有する、
ことを要旨とする。
Claims (9)
- 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種類に関する種類変数を推定する燃料種類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、前記エンジンの状態に関するエンジン変数を含む入力変数を入力とすると共に前記種類変数を出力とする写像を記憶し、
前記実行装置は、前記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入力変数を前記写像に適用して前記種類変数を推定する推定部とを有する、
燃料種類推定システム。 - 請求項1記載の燃料種類推定システムであって、
前記エンジン変数は、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、前記エンジンのトルクに関するエンジントルク変数、前記エンジンの点火時期に関する点火時期変数のうちの少なくとも一部を含む、
燃料種類推定システム。 - 請求項2記載の燃料種類推定システムであって、
前記推定部は、前記エンジン回転数変数が前記エンジンの回転数の値0に相当する値のとき、および/または、前記エンジントルク変数が前記エンジンのトルクの値0に相当する値のときには、前記種類変数を推定しない、
燃料種類推定システム。 - 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料種類推定システムであって、
前記燃料供給装置は、前記供給管に設けられたリリーフバルブを更に有し、
前記実行装置は、前記燃料タンクに給油が行なわれたときには、所定解除条件が成立するまで、前記リリーフバルブが開弁するように前記燃料ポンプを駆動するリリーフ圧制御を実行するリリーフ圧制御部を更に有し、
前記推定部は、前記燃料タンクに給油が行なわれたときには、前記所定解除条件が成立するまで、前記種類変数を推定しない、
燃料種類推定システム。 - 請求項4記載の燃料種類推定システムであって、
前記所定解除条件は、前記燃料タンクに給油が行なわれてからの前記消費流量変数の積算値が所定値以上に至った条件である、
燃料種類推定システム。 - 請求項4記載の燃料種類推定システムであって、
前記リリーフ圧制御部は、前記リリーフ圧制御として、前記燃料ポンプが所定回転数で回転するように前記燃料ポンプを駆動し、
前記所定解除条件は、前記燃料ポンプの作動電流の所定時間当たりの変化量が所定変化量以下に至った条件である、
燃料種類推定システム。 - 請求項1ないし6のうちの何れか1つの請求項に記載の燃料種類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、
燃料種類推定システム。 - 請求項7記載の燃料種類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7記載の燃料種類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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JP2020089241A JP7331777B2 (ja) | 2020-05-21 | 2020-05-21 | 燃料種類推定システム、データ解析装置、燃料供給装置の制御装置 |
DE102021110767.9A DE102021110767A1 (de) | 2020-05-21 | 2021-04-27 | System zur schätzung des kraftstofftyps, datenanalyseeinrichtung und steuerungsvorrichtung für kraftstoffzufuhreinrichtung |
US17/244,191 US11261816B2 (en) | 2020-05-21 | 2021-04-29 | Fuel type estimation system, data analysis apparatus, and control apparatus for fuel supply apparatus |
CN202110552452.0A CN113700567A (zh) | 2020-05-21 | 2021-05-20 | 燃料种类推定系统、数据解析装置、燃料供给装置的控制装置 |
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