JP2004100702A - インジェクタを制御するための方法および装置 - Google Patents
インジェクタを制御するための方法および装置 Download PDFInfo
- Publication number
- JP2004100702A JP2004100702A JP2003312847A JP2003312847A JP2004100702A JP 2004100702 A JP2004100702 A JP 2004100702A JP 2003312847 A JP2003312847 A JP 2003312847A JP 2003312847 A JP2003312847 A JP 2003312847A JP 2004100702 A JP2004100702 A JP 2004100702A
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- injector
- actuator
- representing
- fuel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000000446 fuel Substances 0.000 claims abstract description 23
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
Images
Classifications
-
- 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
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
-
- 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
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
- F02D41/2096—Output circuits, e.g. for controlling currents in command coils for controlling piezoelectric injectors
-
- 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
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
- F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
- F02D2041/2065—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit the control being related to the coil temperature
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
簡単に、かつ低コストでインジェクタを制御できる方法および装置を提供することである。
【解決手段】前記課題は、インジェクタに供給された電気エネルギーを表す第1の量と、熱伝導係数と、燃料温度を表す第2の量とに基づいて温度量を検出することによって解決される。
【選択図】図1
Description
このパワー損失量QZは、アクチュエータへエネルギー損失によって供給されたエネルギーに相応する。
110 第2特性マップ
115,120,200 結合点
130 第3特性マップ
140 制御部
210 特性曲線
220 固定値メモリ
230 センサ
N 回転数
U アクチュエータに印加された電圧
K 定数
P レール圧
TK 燃料温度
KW 熱伝導係数
TD 燃料温度
TA アクチュエータの温度
Claims (6)
- インジェクタを制御するための方法であって、
インジェクタの温度を表す温度量(TA)を制御時に考慮する形式の方法において、
インジェクタに供給された電気エネルギーを表す第1の量(QZ)と、熱伝導係数(KW)と、燃料温度(TD)を表す第2の量とに基づいて温度量(TA)を検出することを特徴とする方法。 - 第1の動作パラメータ(AN,U,N)に基づいて前記第1の量(QZ)を検出する、請求項1記載の方法。
- 第2の動作パラメータ(P)に基づいて熱伝導係数(KW)を検出する、請求項1または2記載の方法。
- 前記第3の量を、燃料温度(TK)の測定値と少なくとも1つの別の動作パラメータ(N)とに基づいて検出する、請求項1から3までのいずれか1項記載の方法。
- 前記第3の量(TD)をセンサによって検出する、請求項1から4までのいずれか1項記載の方法。
- インジェクタを制御するための装置であって、
インジェクタの温度を表す温度量(TA)が制御時に考慮される形式のものにおいて、
インジェクタに供給された電気エネルギーを表す第1の量(QZ)と、燃料温度(TD)を表す第2の量(KW)とに基づいて温度量(TA)を検出する手段が設けられていることを特徴とする装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2002141506 DE10241506A1 (de) | 2002-09-07 | 2002-09-07 | Verfahren und Vorrichtung zur Steuerung eines Injektors |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004100702A true JP2004100702A (ja) | 2004-04-02 |
JP4348146B2 JP4348146B2 (ja) | 2009-10-21 |
Family
ID=31502469
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003312847A Expired - Fee Related JP4348146B2 (ja) | 2002-09-07 | 2003-09-04 | インジェクタを制御するための方法および装置 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1396625B1 (ja) |
JP (1) | JP4348146B2 (ja) |
DE (2) | DE10241506A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008153509A (ja) * | 2006-12-19 | 2008-07-03 | Denso Corp | 駆動回路、燃料噴射用圧電素子の駆動回路、および燃料噴射装置 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008042831A1 (de) | 2008-10-14 | 2010-04-15 | Robert Bosch Gmbh | Verfahren und Vorrichtung zum zur Ermittlung einer Injektortemperatur |
DE102008043594A1 (de) | 2008-11-10 | 2010-05-12 | Robert Bosch Gmbh | Verfahren und Vorichtung zur Ermittlung einer Injektortemperatur |
DE102010042364B4 (de) | 2010-10-13 | 2018-11-22 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Ermittlung einer Aktortemperatur eines Kraftstoffinjektors für eine Brennkraftmaschine |
DE102012209616A1 (de) * | 2012-06-08 | 2013-12-12 | Robert Bosch Gmbh | Anordnung mit einem piezoelektrischen Aktor und einer Steuerung sowie Verfahren zur Ansteuerung eines piezoelektrischen Aktors |
DE102015208367A1 (de) | 2015-05-06 | 2016-11-10 | Robert Bosch Gmbh | Verfahren zum Bestimmen der Temperatur eines Piezoaktors |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4082066A (en) * | 1976-05-03 | 1978-04-04 | Allied Chemical Corporation | Modulation for fuel density in fuel injection system |
DE3832101A1 (de) * | 1988-09-21 | 1990-03-22 | Voest Alpine Automotive | Verfahren und vorrichtung zur messung der kraftstofftemperatur bei einer elektronisch geregelten brennkraftmaschine |
DE19606965A1 (de) * | 1996-02-24 | 1997-08-28 | Bosch Gmbh Robert | Verfahren und Vorrichtung zur Steuerung der Kraftstoffzumessung in eine Brennkraftmaschine |
US6148800A (en) * | 1999-04-01 | 2000-11-21 | Daimlerchrysler Corporation | Injection temperature fuel feedback |
-
2002
- 2002-09-07 DE DE2002141506 patent/DE10241506A1/de not_active Withdrawn
-
2003
- 2003-07-07 DE DE50308271T patent/DE50308271D1/de not_active Expired - Lifetime
- 2003-07-07 EP EP03015277A patent/EP1396625B1/de not_active Expired - Lifetime
- 2003-09-04 JP JP2003312847A patent/JP4348146B2/ja not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008153509A (ja) * | 2006-12-19 | 2008-07-03 | Denso Corp | 駆動回路、燃料噴射用圧電素子の駆動回路、および燃料噴射装置 |
Also Published As
Publication number | Publication date |
---|---|
EP1396625B1 (de) | 2007-09-26 |
EP1396625A3 (de) | 2004-09-08 |
EP1396625A2 (de) | 2004-03-10 |
DE50308271D1 (de) | 2007-11-08 |
DE10241506A1 (de) | 2004-03-18 |
JP4348146B2 (ja) | 2009-10-21 |
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