JP2016124321A - 異常検出装置 - Google Patents
異常検出装置 Download PDFInfo
- Publication number
- JP2016124321A JP2016124321A JP2014264389A JP2014264389A JP2016124321A JP 2016124321 A JP2016124321 A JP 2016124321A JP 2014264389 A JP2014264389 A JP 2014264389A JP 2014264389 A JP2014264389 A JP 2014264389A JP 2016124321 A JP2016124321 A JP 2016124321A
- Authority
- JP
- Japan
- Prior art keywords
- negative pressure
- pressure sensor
- booster
- sensor
- intake manifold
- 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
- 230000005856 abnormality Effects 0.000 title claims abstract description 28
- 238000001514 detection method Methods 0.000 title claims description 15
- 238000013459 approach Methods 0.000 claims abstract description 7
- 238000002485 combustion reaction Methods 0.000 claims description 9
- 239000000446 fuel Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000000994 depressogenic effect Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Images
Landscapes
- Braking Systems And Boosters (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
Description
12 …エンジン
18 …吸気バルブ
20 …排気バルブ
36 …スロットルバルブ
44 …インマニ負圧センサ
48 …ブレーキブースタ
50 …ブレーキペダル
52 …ブースタ負圧センサ
56 …エンジンECU
Claims (2)
- 内燃機関に設けられた吸気管の圧力を検知する第1センサまたはブレーキブースタに設けられた負圧室の圧力を検知する第2センサの異常を検出する異常検出装置であって、
前記負圧室の圧力が回復している途中で前記第2センサの出力値が前記第1センサの出力値よりも真空側に近づいたとき異常を報知するようにした、異常検出装置。 - 内燃機関に設けられた吸気管の圧力を検知する第1センサまたはブレーキブースタに設けられた負圧室の圧力を検知する第2センサの異常を検出する異常検出装置であって、
前記吸気管の圧力が安定している状態で前記第1センサの出力値と前記第2センサの出力値との差分が閾値を上回ったとき異常を報知するようにした、異常検出装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014264389A JP6474095B2 (ja) | 2014-12-26 | 2014-12-26 | 異常検出装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014264389A JP6474095B2 (ja) | 2014-12-26 | 2014-12-26 | 異常検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016124321A true JP2016124321A (ja) | 2016-07-11 |
JP6474095B2 JP6474095B2 (ja) | 2019-02-27 |
Family
ID=56357382
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014264389A Active JP6474095B2 (ja) | 2014-12-26 | 2014-12-26 | 異常検出装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6474095B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018163927A1 (ja) * | 2017-03-06 | 2018-09-13 | 日立オートモティブシステムズ株式会社 | 倍力装置の異常診断装置及び異常診断方法 |
US11027715B2 (en) | 2018-04-05 | 2021-06-08 | Hyundai Motor Company | Method and system for verifying normal operation of negative pressure sensor of brake booster |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010143543A (ja) * | 2008-12-22 | 2010-07-01 | Toyota Motor Corp | 負圧センサ異常検出装置 |
-
2014
- 2014-12-26 JP JP2014264389A patent/JP6474095B2/ja active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010143543A (ja) * | 2008-12-22 | 2010-07-01 | Toyota Motor Corp | 負圧センサ異常検出装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018163927A1 (ja) * | 2017-03-06 | 2018-09-13 | 日立オートモティブシステムズ株式会社 | 倍力装置の異常診断装置及び異常診断方法 |
CN110300687A (zh) * | 2017-03-06 | 2019-10-01 | 日立汽车系统株式会社 | 助力装置的异常诊断装置及异常诊断方法 |
US11027715B2 (en) | 2018-04-05 | 2021-06-08 | Hyundai Motor Company | Method and system for verifying normal operation of negative pressure sensor of brake booster |
Also Published As
Publication number | Publication date |
---|---|
JP6474095B2 (ja) | 2019-02-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4678442B2 (ja) | 車両制御装置 | |
EP2357340A1 (en) | Device and method for controlling timing at which ignition is stopped when internal combustion engine becomes stopped | |
JP6135655B2 (ja) | 負圧異常検出装置及び内燃機関の制御装置 | |
US20170191458A1 (en) | Vehicle control apparatus | |
US9404437B2 (en) | Engine control apparatus performing automatic engine restart for ensuring brake booster assistance after automatic engine stop | |
JP6123783B2 (ja) | 負圧異常検出装置及び内燃機関の制御装置 | |
US20100222991A1 (en) | Method for operating an internal combustion engine | |
JP6474095B2 (ja) | 異常検出装置 | |
CN104879225B (zh) | 内燃机的停止起动控制装置 | |
US9303614B2 (en) | Internal combustion engine automatic stop/restart device and internal combustion engine automatic stop/restart method | |
JP5333157B2 (ja) | 車両用制御システム | |
EP2666994A1 (en) | Vehicle control device | |
JP5221786B1 (ja) | 燃料噴射制御装置及びこれを備える自動車 | |
JP5556960B2 (ja) | 内燃機関の制御装置 | |
JP6049870B2 (ja) | 内燃機関の自動停止・再始動装置 | |
JP6145428B2 (ja) | 車両の制御装置 | |
JP2015209108A (ja) | ブレーキブースタ | |
JP2014134116A (ja) | エンジン自動再始動装置 | |
JP2016118175A (ja) | 異常検出装置 | |
JP6261326B2 (ja) | 内燃機関の制御装置 | |
JP6070980B2 (ja) | 内燃機関の制御装置 | |
JP2012197762A (ja) | エンジン制御装置 | |
JP2015137561A (ja) | 駆動装置 | |
JP2018165481A (ja) | 故障検出装置 | |
JP6833273B2 (ja) | 車両の制御装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20171215 |
|
RD03 | Notification of appointment of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7423 Effective date: 20180509 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20181022 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20181031 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20181227 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20190123 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20190124 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6474095 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |