JP2009185815A - 点火用流体燃料の噴射装置の検査方法 - Google Patents
点火用流体燃料の噴射装置の検査方法 Download PDFInfo
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Abstract
【解決手段】本発明は、所定の運転フェーズ中において点火用流体燃料の噴射装置の噴射時点及び/又は点火時点が燃料点火時点からずらされる、点火用流体燃料の噴射装置の検査方法に関する。噴射された点火用流体燃料の点火が時間的にずらされ、その時間的にずれた点火が測定装置により測定される。それにより、正しく機能していないイグニッションオイル・噴射装置を液体燃料運転中に認識することが可能になる。
【選択図】図2
Description
a)少なくとも1つの点火用流体燃料の噴射装置により点火用流体燃料が多燃料機関の1つのシリンダの燃焼室内に噴射される、多燃料機関を液体燃料運転で運転するステップ、
b)1つ又は複数の点火用流体燃料の噴射装置の噴射時点及び/又は点火時点を燃料点火時点からずらして設定するステップ、
c)測定装置により測定された点火プロセスの値を評価するステップ。
3 シリンダヘッド
4 ピストン
5 コンロッド
6 燃料噴射装置
7 燃料パイプ
8 燃料ポンプ
9 第1燃焼室
11 第2燃焼室
12 連結ダクト
13 点火用流体燃料の噴射装置
14 イグニッションフルード・パイプ
16 イグニッションフルード・ポンプ
17 インテーク・バルブ
18 エグゾースト・バルブ
20 混合気作成ユニット
21 ガス供給管
25 評価装置
26 温度センサ
30 早期噴射開始
35 遅延噴射開始
Claims (16)
- シリンダ(2)の第1燃焼室(9)に液体燃料を供給するための第1供給装置、
シリンダ(2)の第1燃焼室(9)にガス状燃料を供給するための第2供給装置、
イグニッションフルードを前記第1燃焼室(9)又は前記第1燃焼室(9)に連通している前記第2燃焼室(11)に供給するための少なくとも1つの点火用流体燃料の噴射装置(13)を備えた第3供給装置、
多燃料機関の前記シリンダ(2)内における点火プロセスを測定するための測定装置(26)、及び
該測定装置(26)により測定された点火プロセスを評価するための評価装置(25)、
を備えた前記多燃料機関の点火用流体燃料の噴射装置を検査するための方法であって、
a)少なくとも1つの前記点火用流体燃料の噴射装置(13)により点火用流体燃料が前記第1又は第2の燃焼室(9、11)に噴射される液体燃料運転で前記多燃料機関を運転するステップと、
b)1つ以上の前記点火用流体燃料の噴射装置(13)の噴射開始及び/又は点火時点を、燃料点火時点からずらして設定するステップと、
c)前記測定装置(26)により測定された点火プロセスの評価を行うステップと、
を備えることを特徴とする、多燃料機関の点火用流体燃料の噴射装置を検査するための方法。 - 前記1つ又は複数の点火用流体燃料の噴射装置(13)の噴射開始及び/又は点火時点が、燃料点火時点より前に設定されることを特徴とする、請求項1に記載の多燃料機関の点火用流体燃料の噴射装置検査方法。
- 前記1つ又は複数の点火用流体燃料の噴射装置(13)の噴射開始及び/又は点火時点が、燃料点火時点より後に設定されることを特徴とする、請求項1に記載の多燃料機関の点火用流体燃料の噴射装置検査方法。
- ステップb)において、前記燃焼室(9、11)内で点火用流体燃料が自己着火する状態であれば点火用流体燃料が噴射されることを特徴とする、請求項1から3のいずれか一項に記載の、多燃料機関の点火用流体燃料の噴射装置検査方法。
- 前記多燃料機関が、液体燃料運転においてディーゼル方式により運転されることを特徴とする、請求項1から4のいずれか一項に記載の、多燃料機関の点火用流体燃料の噴射装置検査方法。
- 液体燃料運転における燃料としてディーゼルが使用されることを特徴とする、請求項1から5のいずれか一項に記載の、多燃料機関の点火用流体燃料の噴射装置検査方法。
- ステップb)において点火用流体燃料が適切な装置により点火されることを特徴とする、請求項1から3のいずれか一項に記載の、多燃料機関の点火用流体燃料の噴射装置検査方法。
- 液体燃料運転時の燃料が、ガス運転時の点火用流体燃料として用いられることを特徴とする、請求項1から7のいずれか一項に記載の、多燃料機関の点火用流体燃料の噴射装置検査方法。
- 前記第2燃焼室(11)が前記第1燃焼室(9)の予燃焼室として構成されており、前記第1燃焼室(9)に連結していることを特徴とする、請求項1から8のいずれか一項に記載の、多燃料機関の点火用流体燃料の噴射装置検査方法。
- 点火用流体燃料を前記第1又は第2の燃焼室(9、11)に供給するための第3供給装置の点火用流体燃料の噴射装置(13)が、前記第1供給装置の噴射装置(6)と一体に構成されていることを特徴とする、請求項1から9のいずれか一項に記載の、多燃料機関の点火用流体燃料の噴射装置検査方法。
- 本検査方法を実施するために、前記測定装置(26)及び/又は前記評価装置(25)が機関に配置されていることを特徴とする、請求項1から10のいずれか一項に記載の、多燃料機関の点火用流体燃料の噴射装置検査方法。
- 前記測定装置(26)が、前記燃焼室(9、11)内の点火プロセスのずれを認識するのに適していることを特徴とする、請求項1から11のいずれか一項に記載の、多燃料機関の点火用流体燃料の噴射装置検査方法。
- 前記測定装置(26)が、音響的な値、電気的な値、光学的な値、圧力値を測定できることを特徴とする、請求項12に記載の、多燃料機関の点火用流体燃料の噴射装置検査方法。
- ステップb)において、点火用流体燃料及び燃料の噴射時点又は点火時点の間の間隔が、前記測定装置によるイグニッションフルードの点火測定が可能であるように設定されていることを特徴とする、請求項1から13のいずれか一項に記載の、多燃料機関の点火用流体燃料の噴射装置検査方法。
- 個々の前記点火用流体燃料の噴射装置(13)が次々に検査されることを特徴とする、請求項1から14のいずれか一項に記載の、多燃料機関の点火用流体燃料の噴射装置検査方法。
- 請求項1から13のいずれか一項に記載の方法を実施するための検査装置を備える多燃料機関において、該機関が、
液体燃料を、前記シリンダ(2)の第1燃焼室(9)に供給するための第1供給装置、
ガス燃料を、前記シリンダ(2)の第1燃焼室(9)に供給するための第2供給装置、
点火用流体燃料を前記第1燃焼室(9)又は該第1燃焼室(9)に連結している第2燃焼室(11)に供給するための少なくとも1つの点火用流体燃料の噴射装置(13)を備える第3供給装置、
多燃料機関の前記シリンダ(2)内の点火プロセスを測定するための測定装置(26)、
該測定装置(26)により測定された点火プロセスを評価するための評価装置(25)を備えることを特徴とする、多燃料機関。
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Application Number | Priority Date | Filing Date | Title |
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DE102008007325A DE102008007325A1 (de) | 2008-02-02 | 2008-02-02 | Prüfverfahren für Zündfluid-Injektoren |
DE102008007325.3 | 2008-02-02 |
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JP2009185815A true JP2009185815A (ja) | 2009-08-20 |
JP4806039B2 JP4806039B2 (ja) | 2011-11-02 |
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JP2009020015A Expired - Fee Related JP4806039B2 (ja) | 2008-02-02 | 2009-01-30 | 点火用流体燃料の噴射装置の検査方法 |
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KR (1) | KR101477659B1 (ja) |
CN (1) | CN101498267B (ja) |
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FI (1) | FI123068B (ja) |
Cited By (5)
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JP2012041902A (ja) * | 2010-08-23 | 2012-03-01 | Denso Corp | 内燃機関の制御装置 |
WO2013080935A1 (ja) * | 2011-11-30 | 2013-06-06 | 愛三工業 株式会社 | バイフューエル内燃機関の燃料供給制御装置、及びバイフューエル内燃機関における燃料の切換え方法 |
CN103939222A (zh) * | 2014-05-05 | 2014-07-23 | 福州大学 | 一种双燃料发动机改装的喷气时刻控制装置及控制方法 |
JP2016183670A (ja) * | 2015-03-06 | 2016-10-20 | マン・ディーゼル・アンド・ターボ・エスイー | 点火流体インジェクタを機能点検するための方法および制御装置 |
JP2020037923A (ja) * | 2018-09-05 | 2020-03-12 | 株式会社Ihi | 制御方法、制御装置及びエンジンシステム |
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EP2562399A1 (en) * | 2011-08-26 | 2013-02-27 | Caterpillar Motoren GmbH & Co. KG | Pilot injection of dual fuel engines |
KR20130039534A (ko) * | 2011-10-12 | 2013-04-22 | 이철종 | 내연기관용 실린더장치 |
EP2806140B1 (en) * | 2013-05-24 | 2016-03-23 | Caterpillar Motoren GmbH & Co. KG | Dual fuel engine and method of operating the same |
EP2915987B1 (en) * | 2014-03-07 | 2016-12-21 | Caterpillar Motoren GmbH & Co. KG | Evaluating gaseous fuel admission valve operability |
KR101809882B1 (ko) * | 2014-09-24 | 2018-01-18 | 바르실라 핀랜드 오이 | 이중 연료 엔진을 시동하는 방법 |
DE102014017124A1 (de) * | 2014-11-20 | 2016-05-25 | Man Diesel & Turbo Se | Verfahren und Steuerungseinrichtung zum Betreiben eines Motors |
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EP3279453B1 (en) | 2016-08-05 | 2019-09-18 | Caterpillar Motoren GmbH & Co. KG | Method for testing an ignition device of an internal combustion engine |
JP6625950B2 (ja) | 2016-09-05 | 2019-12-25 | ヤンマー株式会社 | エンジン装置 |
DE102017215774B3 (de) | 2017-09-07 | 2019-01-24 | Man Diesel & Turbo Se | Dual-Fuel-Motor und Verfahren zur Funktionsüberprüfung eines Dual-Fuel-Motors |
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DE102018002161A1 (de) * | 2018-03-16 | 2019-09-19 | Woodward L'orange Gmbh | Anordnung |
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- 2009-01-30 JP JP2009020015A patent/JP4806039B2/ja not_active Expired - Fee Related
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JP2012041902A (ja) * | 2010-08-23 | 2012-03-01 | Denso Corp | 内燃機関の制御装置 |
WO2013080935A1 (ja) * | 2011-11-30 | 2013-06-06 | 愛三工業 株式会社 | バイフューエル内燃機関の燃料供給制御装置、及びバイフューエル内燃機関における燃料の切換え方法 |
JP2013113268A (ja) * | 2011-11-30 | 2013-06-10 | Aisan Industry Co Ltd | バイフューエル内燃機関の燃料供給制御装置、及びバイフューエル内燃機関における燃料の切換え方法 |
US9695756B2 (en) | 2011-11-30 | 2017-07-04 | Aisan Kogyo Kabushiki Kaisha | Fuel supply control apparatus for bi-fuel internal combustion engine, and method of switching fuel in bi-fuel internal combustion engine |
CN103939222A (zh) * | 2014-05-05 | 2014-07-23 | 福州大学 | 一种双燃料发动机改装的喷气时刻控制装置及控制方法 |
JP2016183670A (ja) * | 2015-03-06 | 2016-10-20 | マン・ディーゼル・アンド・ターボ・エスイー | 点火流体インジェクタを機能点検するための方法および制御装置 |
JP2020037923A (ja) * | 2018-09-05 | 2020-03-12 | 株式会社Ihi | 制御方法、制御装置及びエンジンシステム |
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Also Published As
Publication number | Publication date |
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FI123068B (fi) | 2012-10-31 |
JP4806039B2 (ja) | 2011-11-02 |
CN101498267B (zh) | 2012-05-30 |
KR101477659B1 (ko) | 2014-12-31 |
FI20095035A (fi) | 2009-08-03 |
CN101498267A (zh) | 2009-08-05 |
KR20090085003A (ko) | 2009-08-06 |
DE102008007325A1 (de) | 2009-08-13 |
FI20095035A0 (fi) | 2009-01-16 |
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