JP2019532213A - 自動車の噴射システムの圧力センサの較正をチェックするための方法、制御装置、高圧噴射システム、および自動車 - Google Patents
自動車の噴射システムの圧力センサの較正をチェックするための方法、制御装置、高圧噴射システム、および自動車 Download PDFInfo
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- 238000002347 injection Methods 0.000 title claims abstract description 30
- 239000007924 injection Substances 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000012530 fluid Substances 0.000 claims abstract description 60
- 230000006835 compression Effects 0.000 claims abstract description 18
- 238000007906 compression Methods 0.000 claims abstract description 18
- 238000005259 measurement Methods 0.000 claims abstract description 18
- 230000033001 locomotion Effects 0.000 claims description 19
- 238000002485 combustion reaction Methods 0.000 claims description 15
- 230000036962 time dependent Effects 0.000 abstract 1
- 230000007704 transition Effects 0.000 description 9
- 239000000446 fuel Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000002828 fuel tank Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
- G01L27/007—Malfunction diagnosis, i.e. diagnosing a sensor defect
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- 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
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/2403—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially up/down counters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/04—Testing internal-combustion engines
- G01M15/05—Testing internal-combustion engines by combined monitoring of two or more different engine parameters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/04—Testing internal-combustion engines
- G01M15/06—Testing internal-combustion engines by monitoring positions of pistons or cranks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/04—Testing internal-combustion engines
- G01M15/08—Testing internal-combustion engines by monitoring pressure in cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D1/00—Controlling fuel-injection pumps, e.g. of high pressure injection type
- F02D2001/0085—Arrangements using fuel pressure for controlling fuel delivery in quantity or timing
-
- 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
- F02D2041/2055—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit with means for determining actual opening or closing time
-
- 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
- F02D41/22—Safety or indicating devices for abnormal conditions
- F02D41/222—Safety or indicating devices for abnormal conditions relating to the failure of sensors or parameter detection devices
- F02D2041/223—Diagnosis of fuel pressure sensors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/24—Fuel-injection apparatus with sensors
- F02M2200/247—Pressure sensors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
- F02M59/025—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by a single piston
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/20—Varying fuel delivery in quantity or timing
- F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
- F02M59/366—Valves being actuated electrically
- F02M59/368—Pump inlet valves being closed when actuated
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- Fuel-Injection Apparatus (AREA)
- Measuring Fluid Pressure (AREA)
- Reciprocating Pumps (AREA)
Abstract
Description
Claims (11)
- 自動車(10)の内燃機関(11)のための高圧噴射システム(13)の圧力センサ(35)の較正をチェックする方法であって、
高圧ポンプ(15)の圧縮室(33)内でピストン(22)が、連続するポンプサイクルでそのつど吐出段階中に上死点(31)へと移動され、
それによって、前記圧縮室(33)内に配置された流体(14)が前記圧縮室(33)から吐出され、前記ピストン(22)が前記上死点(31)へと移動する間、流体圧力(P)の目標値(37)を閉ループ制御するために、制御装置(17)による電磁石(18)の通電によって吸入弁(16)が閉弁され、
それによって、前記流体(14)が吐出弁(26)を通って迂回し、
前記流体(14)が、前記吐出弁(26)の下流で流体圧力(P)を形成し、
前記圧力センサ(35)は、前記吐出弁(26)の下流に配置されており、センサ信号(36,36’,36’’)を生成する、方法において、
前記吸入弁(16)が閉弁されているときに、前記制御装置(17)によって前記電磁石(18)に測定電流(47)が印加され、
前記ピストン(22)が再び前記上死点(31)から離れる方向に移動している間に、前記測定電流(47)の所定の経時変化(50)に基づいて、前記吸入弁(16)の開弁運動が開始されたときの前記ピストン(22)の開弁ポジション(43)が検出され、
複数回のポンプサイクルにわたって、前記流体圧力(P)の前記目標値(37)が、所定の差分値(53)だけ変更され、
この際に、変更された前記目標値(37)に対する前記開弁ポジション(43)の特定された変化(56)が、所定の一致基準(52)を満たしているか否かがチェックされ、
前記一致基準(52)を満たしていない場合には、較正に関するエラー信号(59)が生成される
ことを特徴とする、方法。 - 前記差分値(53)に、前記開弁ポジション(43)の前記変化(56)に関する所定の期待値(57)が対応付けられており、
前記一致基準(52)は、前記開弁ポジション(43)の特定された前記変化(56)が、前記期待値(57)を中心とした許容範囲内(58)内にあることを含む、請求項1記載の方法。 - 前記差分値(53)によって、400バールを超える前記流体圧力(P)の変化が引き起こされる、請求項1または2記載の方法。
- 前記開弁ポジション(43)の前記変化(56)は、相対的な変化として検出される、請求項1から3までのいずれか1項記載の方法。
- 前記一致基準(52)は、前記流体(14)の温度に依存して設定される、請求項1から4までのいずれか1項記載の方法。
- 前記測定電流(47)の電流強度は、前記吸入弁(16)を閉弁するために提供されている電流強度よりも小さく設定される、請求項1から5までのいずれか1項記載の方法。
- 前記開弁運動を検出するための前記測定電流(47)の前記所定の経時変化(50)は、前記測定電流(47)の所定の平均値(48)が増加することを含む、請求項1から6までのいずれか1項記載の方法。
- 前記開弁ポジション(43)は、前記内燃機関(11)の回転位置センサ(44)によって検出される、請求項1から7までのいずれか1項記載の方法。
- 自動車(10)の内燃機関(11)の高圧噴射システム(13)のための制御装置(17)であって、
前記制御装置(17)は、前記高圧噴射システム(13)の高圧ポンプ(15)の吸入弁(16)を、圧力センサ(35)のセンサ信号(36,36’,36’’)に基づいて閉弁するように構成されている、制御装置(17)において、
前記制御装置(17)は、請求項1から8までのいずれか1項記載の方法の、当該制御装置(17)に該当するステップを実施するように構成されていることを特徴とする、制御装置(17)。 - 高圧ポンプ(15)と、前記高圧ポンプ(15)の吐出弁(26)の下流に配置された圧力センサ(35)とを有する、自動車(10)のための高圧噴射システム(13)であって、
前記高圧噴射システム(13)は、請求項9記載の制御装置(17)を有することを特徴とする、高圧噴射システム(13)。 - 内燃機関(11)と、請求項10記載の高圧噴射システム(13)とを有する、自動車(10)。
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DE102016219959.5 | 2016-10-13 | ||
DE102016219959.5A DE102016219959B4 (de) | 2016-10-13 | 2016-10-13 | Verfahren zum Überprüfen einer Kalibrierung eines Drucksensors eines Kraftfahrzeug-Einspritzsystems sowie Steuervorrichtung, Hochdruckeinspritzsystem und Kraftfahrzeug |
PCT/EP2017/061184 WO2018068904A1 (de) | 2016-10-13 | 2017-05-10 | Verfahren zum überprüfen einer kalibrierung eines drucksensors eines kraftfahrzeug-einspritzsystems sowie steuervorrichtung, hochdruckeinspritzsystem und kraftfahrzeug |
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KR (1) | KR102208034B1 (ja) |
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WO (1) | WO2018068904A1 (ja) |
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DE102016219959B4 (de) | 2016-10-13 | 2018-06-21 | Continental Automotive Gmbh | Verfahren zum Überprüfen einer Kalibrierung eines Drucksensors eines Kraftfahrzeug-Einspritzsystems sowie Steuervorrichtung, Hochdruckeinspritzsystem und Kraftfahrzeug |
DE102016219954B3 (de) * | 2016-10-13 | 2018-01-25 | Continental Automotive Gmbh | Verfahren zum Überprüfen eines Drucksensors eines Hochdruckeinspritzsystems, Steuervorrichtung, Hochdruckeinspritzsystem und Kraftfahrzeug |
DE102018206838B4 (de) * | 2018-05-03 | 2024-06-13 | Vitesco Technologies GmbH | Verfahren und Vorrichtung zur Diagnose eines Hochdrucksensors eines Kraftfahrzeugs |
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JP6835960B2 (ja) | 2021-02-24 |
CN109844484A (zh) | 2019-06-04 |
DE102016219959B4 (de) | 2018-06-21 |
US11078862B2 (en) | 2021-08-03 |
CN109844484B (zh) | 2021-04-16 |
KR102208034B1 (ko) | 2021-01-26 |
KR20190066625A (ko) | 2019-06-13 |
US20200040835A1 (en) | 2020-02-06 |
DE102016219959A1 (de) | 2018-04-19 |
WO2018068904A1 (de) | 2018-04-19 |
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