JP2012012011A - 装置の少なくとも1つのシステムを診断および/または調整する方法 - Google Patents
装置の少なくとも1つのシステムを診断および/または調整する方法 Download PDFInfo
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Abstract
【解決手段】装置の少なくとも1つのシステムを診断および/または調整する方法において、(a)装置の少なくとも1つのシステムにおける少なくとも1つの制御変数を制御変数の実際値に関して変更するステップと、(b)少なくとも1つのシステムの少なくとも2つの状態変数を検出するステップと、(c)少なくとも2つの状態変数に関係して、方法のさらなる実施について決定を行うステップとを含む方法。
【選択図】図3
Description
エラーと推定されるシステムまたはシステムに含まれるシステムコンポーネントの精緻な、および/または繰返しの診断を行うこと;
少なくとも2つの検出された状態変数に関係して、診断アルゴリズムを変更すること;
少なくとも2つの検出された状態変数に関係して、保存されたメモリから代替的な診断アルゴリズムを選択すること;
診断アルゴリズムにおける個々の診断ステップの順序を変更すること;
システムおよび/またはシステムコンポーネントを検査する順序を変更すること;および/または
診断方法を変更せずに継続すること
を含む。
センサ変数またはセンサ変数から導いた変数;
アクチュエータ変数またはアクチュエータ変数から導いた変数;
オフセット値;
倍率;
触媒温度;および/または
触媒の酸素充填状態
を含む。
排ガスのラムダ値;
酸素質量流量;
排ガス質量流量;
排ガス戻し量;
点火角;
排ガス中の酸素、窒素、水素、一酸化炭素および/または炭化水素の割合;
排ガスの添加剤の用量;および/または
排ガス温度
を含む。
外気質量;
排ガス戻し量;
スロットルの位置;
圧力;
圧力差;
過給圧;および/または
燃料混合物における燃料量、希ガス量および空気量の比率
を含む。
インジェクタの開放時間;および/または
燃料圧
を含む。
エラーと推定されるシステム12,14またはシステム12,14に含まれるシステムコンポーネント47の精緻な、および/または繰返しの診断を行うこと;
少なくとも2つの評価した状態変数46に関係して、診断アルゴリズム65を変更すること;
少なくとも2つの評価した状態変数46に関係して、保存されたメモリ64から代替的な診断アルゴリズム65を選択すること;
診断アルゴリズム65の個々の診断ステップの順序を変更すること;
システム12,14および/またはシステムコンポーネント47を検査する順序を変更すること;および/または
診断方法を変更せずに継続すること
が可能である。
12,14 システム
16,18,20,22 相互作用
24 制御および/または調整装置
26 入力ライン
28 出力ライン
30 メモリ媒体
32 コンピュータプログラム
40 入力変数
42 出力変数
44 制御変数
46 状態変数
47 システムコンポーネント
48 内部変数
50 開始ブロック
52,54,56,58,60,62 ブロック
64 メモリ
65 診断アルゴリズム
66 終了ブロック
Claims (14)
- 装置(10)の少なくとも1つのシステム(12,14)を診断および/または調整する方法であって、
(a)前記装置(10)の少なくとも1つの前記システム(12,14)における少なくとも1つの制御変数(44)を、該制御変数(44)の実際値に関して変更するステップと、
(b)少なくとも1つの前記システム(12,14)の少なくとも2つの状態変数(46)を検出するステップと、
(c)少なくとも2つの前記状態変数(46)に関係して、方法のさらなる実施について決定(61)を行うステップと、
を含むことを特徴とする方法。 - ステップ(c)が、
エラーと推定される前記システム(12,14)または該システムに含まれるシステムコンポーネント(47)の精緻な、および/または繰返しの診断を行うこと、
検出された少なくとも2つの前記状態変数(46)に関係して、診断アルゴリズム(65)を変更すること、
検出された少なくとも2つの前記状態変数(46)に関係して、保存されたメモリ(64)から代替的な診断アルゴリズム(65)を選択すること、
診断アルゴリズム(65)における個々の診断ステップの順序を変更すること、
前記システム(12,14)および/またはシステムコンポーネント(47)を検査する順序を変更すること、および/または
診断方法を変更せずに継続すること、
のうちの少なくとも1つを含む請求項1に記載の方法。 - 前記装置(10)が自動車である請求項1または2に記載の方法。
- 検査または調整すべき前記システム(12,14)が、自動車の少なくとも1つのエアシステム、噴射システム、モーメントシステムおよび/または排ガスシステムを含む、請求項1から3までのいずれかに記載の方法。
- 前記状態変数(46)に、センサ変数またはセンサ変数から導いた変数、アクチュエータ変数またはアクチュエータ変数から導いた変数、オフセット値、倍率、触媒温度、および触媒の酸素充填状態のうちの少なくとも1つの変数を含む、請求項1から4までのいずれかに記載の方法。
- 前記制御変数(44)が、排ガスのラムダ値、酸素質量流量、排ガス質量流量、排ガス戻し量、点火角、排ガス中の酸素、窒素、水素、一酸化炭素および/または炭化水素の割合、排ガスの添加剤の用量、ならびに排ガス温度のうちの少なくとも1つの排ガスシステムにおける変数を含む、請求項1から5までのいずれかに記載の方法。
- 前記制御変数(44)が、外気質量、排ガス戻し量、スロットルの位置、圧力、圧力差、過給圧、ならびに燃料混合物における燃料量、希ガス量および空気量の比率のうちの少なくとも1つのエアシステムにおける変数を含む、請求項1から6までのいずれかに記載の方法。
- 前記制御変数(44)が、インジェクタの開放時間、および燃料圧のうちの少なくとも1つの噴射システムにおける変数を含む、請求項1から7までのいずれかに記載の方法。
- 前記制御変数(44)の絶対値、相対値および/または勾配を変更する、請求項1から8までのいずれかに記載の方法。
- 前記状態変数(46)の絶対値、相対値および/または勾配を評価する、請求項1から9までのいずれかに記載の方法。
- 制御変数(44)および/または状態変数(46)を、物理変数、数値変数および/またはセンサにより検出される変数とする、請求項1から10までのいずれかに記載の方法。
- 請求項1から11までのいずれかに記載の方法で使用するためにプログラミングされていることを特徴とするコンピュータプログラム(32)。
- 内燃機関の制御および/または調整装置(24)のためのメモリ媒体(30)において、
請求項1から11までのいずれかに記載の方法で使用するためのコンピュータプログラム(32)が記憶されていることを特徴とするメモリ媒体(30)。 - 制御および/または調整装置(24)において、
請求項1から11までのいずれかに記載の方法で使用するためにプログラミングされていることを特徴とする制御および/または調整装置(24)。
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KR101795376B1 (ko) | 2012-07-16 | 2017-11-09 | 현대자동차 주식회사 | 선택적인 엔진 파라미터 분석을 수행하는 방법 및 장치 |
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DE102011076509A1 (de) | 2011-05-26 | 2012-11-29 | Robert Bosch Gmbh | Verfahren zur Diagnose und/oder zur Anpassung von mindestens einem System oder einer Systemkomponente einer Brennkraftmaschine |
DE102012211722A1 (de) | 2012-07-05 | 2014-01-09 | Robert Bosch Gmbh | Verfahren zur Diagnose eines Bauteils, eines Systems oder einer Systemkomponente einer Brennkraftmaschine |
US20170335781A1 (en) * | 2016-05-20 | 2017-11-23 | Ford Global Technologies, Llc | Carbon monoxide detection system for a motor vehicle |
JP7132839B2 (ja) * | 2018-12-10 | 2022-09-07 | 株式会社Subaru | パワートレーン制御装置 |
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US20120089296A1 (en) | 2012-04-12 |
US8862309B2 (en) | 2014-10-14 |
DE102010030868B4 (de) | 2022-11-10 |
JP6151473B2 (ja) | 2017-06-21 |
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