CN104018946B - For synchronous internal combustion engine method - Google Patents
For synchronous internal combustion engine method Download PDFInfo
- Publication number
- CN104018946B CN104018946B CN201410068396.3A CN201410068396A CN104018946B CN 104018946 B CN104018946 B CN 104018946B CN 201410068396 A CN201410068396 A CN 201410068396A CN 104018946 B CN104018946 B CN 104018946B
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- combustion engine
- internal combustion
- synchronisation measures
- measures
- synchronisation
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 37
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 28
- 238000004590 computer program Methods 0.000 claims description 4
- 238000011156 evaluation Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 230000008450 motivation Effects 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000012899 standard injection Substances 0.000 description 1
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
- F02D41/009—Electrical control of supply of combustible mixture or its constituents using means for generating position or synchronisation signals
-
- 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
- F02D41/009—Electrical control of supply of combustible mixture or its constituents using means for generating position or synchronisation signals
- F02D2041/0092—Synchronisation of the cylinders at engine start
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
Abstract
The present invention relates to a kind of methods for synchronous internal combustion engine, provide different synchronisation measures in the method, which is characterized in that the use of different synchronisation measures depends on the operation characteristic parameter of internal combustion engine.
Description
Technical field
The independent claims method as described in the preamble for synchronous internal combustion engine is pressed the present invention relates to a kind of.
Background technology
In Modern Engine control system, in order to make the software of engine control system and cylinder actually current position
It is synchronous, usually a phase detector is mounted on together with sensing wheel on camshaft.Using for making hair in low-cost system
The motivation control software method synchronous with cylinder location, these methods eliminate the signal for being in the sensing wheel on camshaft, because
For corresponding camshaft-signal sensor or phase detector can be saved in this way.
It can make it possible to synchronize even if in the case of without using camshaft-signal sensor or phase detector current
Known different synchronisation measures are only that the reliability of reliable or different synchronisation measures takes under certain environmental conditions
Certainly in the operation characteristic parameter for having internal combustion engine to be synchronized.
If known drying method, they assess the reliability of the acquisition of position angle.By 10 2,009 000 716 A1 of DE for example
A kind of method of known detection mistake for the determining detected angle of rotation for axis.
A kind of method for synchronous internal combustion engine as known to undocumented document DE 10 2,011 084 081, in this method
It is middle to be used for synchronous measure using different, wherein, the result of different measures is weighted according to the appropriate degree of measure.Never
The different results of same synchronisation measures calculate a weighted average value.
Invention content
In contrast, the feature with independent claims in the present inventive method has the advantage that, that is, according to
The operation characteristic parameter of internal combustion engine performs the application of different synchronisation measures.When the sensor for the position for not having to obtain camshaft
Signal it is available when, this point is especially beneficial.For example, when for cost reasons and cancel using this sensor when.
It, can be with being advantageously carried out a kind of emergency operation function in the present inventive method during existing camshaft-signal sensor failure.
Design can advantageously be extended by the measure enumerated in the dependent claims and improved in independent claims
The method of middle explanation.
Advantageously, the operation characteristic parameter that internal combustion engine is depended on using sequence of different synchronisation measures, because in this way
It preferably has been carried out prospect synchronisation measures the most good.
Advantageously determine that the use of synchronisation measures is suitable by control unit, such as originally existed engine controller
Sequence, because existing hardware resource can be effectively utilized in this way.
Particularly advantageously, different synchronisation measures are assessed by control unit according to the operation characteristic parameter of internal combustion engine
Appropriate degree, thus controlled unit is evaluated as being that the synchronisation measures of the most synchronisation measures of prospect are primarily used for synchronous internal combustion
Machine.It is achieved that internal combustion engine is especially quickly synchronous.
Advantageously using other synchronisation measures, to verify the internal combustion engine of the synchronisation measures acquisition by most prospect
Synchronization result.Therefore the confidence level of the synchronization of internal combustion engine is improved, that is, improves synchronous robustness.
Different synchronisation measures advantageously relate to such synchronisation measures, these synchronisation measures assessment internal combustion engine start when
Tach signal and/or assessment pressure sensor, for example, the signal of intake manifold pressure sensor or cylinder pressure sensors and/or
Assess the signal of interval identification function.
Advantageously, the operation characteristic parameter of internal combustion engine be related to rotating speed and/or internal combustion engine the stop position stored and/
Or temperature and/or pressure and/or cell voltage and/or meter reading（Zählerstand）.Such as calculate the synchronization taken
The meter reading of the counter of the quantity of experiment is included in the assessment to different synchronisation measures as operation characteristic parameter
In, provide the possibility during learning process is attached in the present inventive method.It is most being begun the evaluation at as tool by controller
Standby prospect but not the synchronisation measures of desired synchronization that lead to internal combustion engine, can be weighed on the basis of meter reading
New assessment.
Particularly advantageously, control unit detects synchronous result after synchronisation measures are used and identification is synchronized and arranged
It applies.
Advantageously, there is influence on the synchronization in the future of internal combustion engine on the past identification that is happened at of synchronisation measures, because
For that therefore can perform learning algorithm, this further improves the quality of the synchronization in future.
A kind of advantageously computer program is designed to carry out each step in the present inventive method.
It is further advantageous that a kind of storage medium of electronics and a kind of control unit of electronics, this computer program
It is stored on the storage medium and the control unit of the electronics includes the storage medium of the electronics.
Description of the drawings
Next one embodiment of the present of invention is illustrated in detail by attached drawing.In attached drawing：
Fig. 1 is the schematic diagram of internal combustion engine；
Fig. 2 is the schematic diagram of the method for synchronous internal combustion engine；
Fig. 3 is the schematic diagram of synchronization coordinator, performs the different synchronisation measures for synchronous internal combustion engine.
Specific embodiment
A kind of form of implementation of the present invention has been described in detail below.Herein based on a kind of quartastroke engine, have
Bent axle and camshaft.In quartastroke engine, the rotation twice of the corresponding bent axle of primary rotation of camshaft, thus the angle of bent axle
Position and the Angle Position of indefinite corresponding camshaft.The specific camshaft of crank position and the top dead-centre of for example specific cylinder
The specific attachment relationship of position, hereinafter should be understood as be internal combustion engine synchronization.Without using phase detector or
The different synchronisation measures for carrying out synchronous internal combustion engine in the case of camshaft-signal sensor be well known and therefore herein not in detail
Explanation.
With being especially suitable for no camshaft-signal sensor or phase detector in the present inventive method synchronous internal combustion engine, but also may be used
With there are being used when camshaft-signal sensor or phase detector, to verify corresponding sensor signal or in sensor fault
When ensure urgent operation function.
Fig. 1 shows the schematic diagram of internal combustion engine, and internal combustion engine is mounted concentrically sensing wheel on it including a band（12）
Bent axle（10）An and camshaft（16）.Bent axle（10）And camshaft（16）Pass through a kind of continuous driving element（14）Example
Such as tooth band connection.Sensing wheel（12）With multiple labels（13）, mark in sensing wheel sensor（18）On sent out by movement
Motivation controller（22）It detects.For clarity, three labels are schematically illustrated in Fig. 1.Other sensors
（20）Other operation characteristic parameters of internal combustion engine are detected, such as pressure, temperature or the like and are pass on measured value to hair
Motivation controller（22）.In addition, one is integrated in engine controller（22）In electronics storage medium（24）It can include
One or more counters.
Fig. 2 shows the schematic diagrames for the method for being used for synchronous internal combustion engine.
In method after starting in step 90, determined not by the operation characteristic parameter of internal combustion engine in step 100
Same synchronisation measures use sequence.The operation characteristic parameter of internal combustion engine may, for example, be rotating speed, temperature, internal combustion engine through storage
Stop position, pressure, cell voltage or meter reading.Different synchronisation measures pass through engine using the determining of sequence
Controller（22）It completes, the acquisition of operation characteristic parameter for example passes through sensor（20）And/or engine controller（22）It completes.
It is provided in an alternative embodiment, when recalling step 100, increases one or more counters and therefore implement a kind of
Learning algorithm.Meter reading is handled as the operation characteristic parameter of internal combustion engine herein.
Such as it is most prospect to be evaluated as the synchronisation measures of a rotating speed based on internal combustion engine in the slow-speed of revolution.Therefore
Highest priority is arranged for this synchronisation measures.The synchronisation measures of one assessment based on intake manifold pressure sensor can be
It is the second most prospect to be for example assessed as during the slow-speed of revolution.Therefore the second high priority is arranged for this synchronisation measures.In height
It, can be for example by the be classified as most prospect of synchronizing for the signal for assessing interval identification function during rotating speed.In high rotating speed, based on into
The synchronisation measures of the assessment of pipe pressure sensor can for example be classified as the second most prospect.
Next start synchronization coordinator in step 200, represent subprogram in the present inventive method.Here, shape
Sequence of the formula for the predetermined different synchronisation measures of the priority of different synchronisation measures, is pass on to synchronous coordination
Device.The single step of synchronization coordinator is shown in FIG. 3 and is illustrated in detail in corresponding explanation.
After synchronization coordinator is terminated, for example pass through engine controller in step 110（22）Examine internal combustion engine
It is synchronous.In order to examine the synchronization of internal combustion engine, it is known that therefore different measures, these measures should not be described in detail herein.If
It synchronizes by engine controller（22）It is sufficient to be evaluated as, then implementation steps 130a.It is assessed as being insufficient if synchronizing
, then implementation steps 120.
It determines in the step 120, internal combustion engine is sprayed with standard and dual ignition is run.Herein relate to such the one of internal combustion engine
Kind operational mode realizes the operation of safety of the internal combustion engine in the case of without fully synchronizing.In phase working clearance
Between, it triggers in each cylinder and lights a fire twice.
Next continued with step 100a and Following step 100a with step 200a.Step 100a includes and step
100 identical method and steps.Step 200a includes and the identical method and step of step 200, especially starts in step 200a
The synchronization coordinator being described in detail in figure 3.
After synchronization coordinator is terminated, the synchronous of internal combustion engine is similarly examined in step 111 with step 110.It is if same
Step is by engine controller（22）It is sufficient to be evaluated as, then implementation steps 130.If synchronize be assessed as be it is insufficient,
The sequence of synchronisation measures is so redefined in step 100 and and then calls synchronization coordinator in step 200.
It determines in step 130, internal combustion engine is sprayed with standard and standard ignition, that is, is transported in normal operational mode
Row.And then step 140 is performed.
Step 130a includes and the identical method and step of step 130.
In step 140, during operation, internal combustion engine is examined under the rotating speed of the normal operation that is, in corresponding internal combustion engine
It is synchronous.This inspection for example passes through engine controller（22）It performs and for example by external signal triggering or with rule
Time interval performs.It is assessed as being insufficient if synchronizing, then examine in step 150, whether internal combustion engine runs.It is if same
Step is assessed as being sufficient, then terminates current embodiment in the present inventive method in a step 160.
It is examined in step 150, whether internal combustion engine rotates.This point can for example occur by tach signal.If it is determined that
Internal combustion engine stops, then terminating current embodiment in the present inventive method in a step 160.If it is determined that internal combustion engine rotates,
It is determined so in step 120a, internal combustion engine is run with standard injection and dual ignition.
Step 120a includes and the identical method and step of step 120.
Fig. 3 shows the schematic diagram of the synchronization coordinator started in step 200.It for example shows there are three one kind herein
The synchronization coordinator of different synchronisation measures.It is but not limited to the synchronous association there are three synchronisation measures in the present inventive method
Adjust device.It is also contemplated that use two, the synchronisation measures of four or more.
It examines in step 210, whether synchronisation measures A is by engine controller（22）Synchronizing of having not carried out has been arranged to arrange
The highest priority applied.Synchronisation measures A may, for example, be such a synchronisation measures, and rotating speed is assessed in internal combustion engine start
Signal.Synchronisation measures A equally can be such a synchronisation measures, and the signal or interval for assessing intake manifold pressure sensor are known
The signal of other function.
In addition, synchronisation measures A can be related to various other synchronisation measures, known in technical staff and realize not
Use synchronous internal combustion engine in the case of camshaft-signal sensor or phase detector.If synchronisation measures A is by engine controller（22）
The highest priority for the synchronisation measures being not yet performed is arranged, then and then it is just performed in step 220.It is if same
Step measure A is not a kind of synchronisation measures of the highest priority for the synchronisation measures for having and being not yet performed, then with step 310 after
It is continuous.
Synchronisation measures A is performed in a step 220.And then implementation steps 230.
For example pass through engine controller in step 230（22）Examine the synchronization of internal combustion engine.If synchronize be assessed as be
Adequately, then terminate synchronization coordinator.It is assessed as being insufficient if synchronizing, then implementation steps 310.A kind of alternative
Embodiment in, other synchronisation measures can be performed before synchronization coordinator terminates, it is same to be verified by synchronisation measures A
The result of step.
It examines in the step 310, whether synchronisation measures B has been arranged synchronizing of being not yet performed by control unit of engine is arranged
The highest priority applied.Synchronisation measures B may, for example, be the above-mentioned synchronisation measures of one of which, if itself and synchronisation measures A
If different.If synchronisation measures B is by engine controller（22）Highest priority is arranged, then it is and then in step
It is performed in rapid 320.If synchronisation measures B is not the synchronisation measures for the highest priority for having the synchronisation measures being not yet performed, that
Continued with step 410.
Synchronisation measures B is performed in step 320.And then implementation steps 330.
For example pass through engine controller in a step 330（22）Examine the synchronization of internal combustion engine.If synchronize be assessed as be
Adequately, then terminate synchronization coordinator.It is assessed as being insufficient if synchronizing, then implementation steps 410.It is alternative at one
Embodiment in, other synchronisation measures can be performed before synchronization coordinator is terminated, it is same to be verified by synchronisation measures B
The result of step.
It examines in step 410, whether synchronisation measures C has been arranged synchronizing of being not yet performed by control unit of engine is arranged
The highest priority applied.Synchronisation measures C may, for example, be one kind in above-mentioned synchronisation measures, if it is different from synchronisation measures
If A and B.If synchronisation measures C is by engine controller（22）The highest priority for the synchronisation measures being not yet performed has been arranged,
So and then it is performed at step 420.
Synchronisation measures C is performed at step 420.And then implementation steps 430.
In step 430, such as pass through engine controller（22）Examine the synchronization of internal combustion engine.If synchronize be assessed as be
Adequately, then terminate synchronization coordinator in step 240.It is assessed as being unsuccessful if synchronizing, then implementation steps
100b, thus produce a kind of method of iteration.In a kind of alternative embodiment, implementation steps 100b and synchronization are eliminated
Coordinator instead terminates in step 240.In another embodiment, it is identified by being compared to each other by measure A, B
It is being stored before synchronous with C as a result, and result of this identification be used for the assessment in the future to the sequence of synchronisation measures,
Such as the attachment relationship by changing the sequence of synchronisation measures and the operation characteristic parameter of internal combustion engine.
Step 100b includes and the identical method and step of step 100.
Claims (8)
1. for the method for synchronous internal combustion engine, different synchronisation measures are provided in the method, which is characterized in that different is same
The use of step measure depends on the operation characteristic parameter of internal combustion engine, wherein the sequence used of different synchronisation measures is depending on interior
The operation characteristic parameter of combustion engine, and the sequence used of wherein synchronisation measures is determined by control unit, and is wherein controlled
It is that synchronisation measures of the most synchronisation measures of prospect are primarily used for synchronous internal combustion engine that unit evaluation, which is,.
2. method as described in claim 1, which is characterized in that other synchronisation measures are used, to verify the same of internal combustion engine
Step as a result, the result by the most prospect synchronisation measures obtain.
3. method as described in claim 1 or 2, which is characterized in that different synchronisation measures are related to such synchronisation measures, it
Assess internal combustion engine start when tach signal and/or
Assess pressure sensor signal and/or
Assess the signal of interval identification function.
4. method as described in claim 1 or 2, which is characterized in that the operation characteristic parameter of internal combustion engine includes rotating speed and/or interior
The stop position stored and/or pressure and/or temperature and/or cell voltage and/or meter reading of combustion engine.
5. method as described in claim 1 or 2, which is characterized in that control unit detects synchronization after synchronisation measures are used
Result and identification synchronisation measures.
6. method as described in claim 5, which is characterized in that have to the assessment before synchronisation measures to the synchronization in future
It influences.
7. the storage medium of electronics, stores computer program thereon, the computer program is designed to implement by right
It is required that each step of the method described in any one of 1 to 6.
8. the control unit of electronics includes the storage medium of electronics as described in claim 7.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE201310203400 DE102013203400B3 (en) | 2013-02-28 | 2013-02-28 | Method for synchronizing internal combustion engine, involves defining sequence of application of different synchronization processes based on operation characteristics of internal combustion engine by control unit |
| DE102013203400.8 | 2013-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104018946A CN104018946A (en) | 2014-09-03 |
| CN104018946B true CN104018946B (en) | 2018-06-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410068396.3A Active CN104018946B (en) | 2013-02-28 | 2014-02-27 | For synchronous internal combustion engine method |
Country Status (4)
| Country | Link |
|---|---|
| CN (1) | CN104018946B (en) |
| BR (1) | BR102014004340A2 (en) |
| DE (1) | DE102013203400B3 (en) |
| IN (1) | IN2014DE00443A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6658663B2 (en) | 2017-04-25 | 2020-03-04 | トヨタ自動車株式会社 | Control device for internal combustion engine |
| CN112523864B (en) * | 2020-11-20 | 2022-04-05 | 浙江吉利控股集团有限公司 | Diagnosis method and device for engine crankshaft position sensor and storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101061334A (en) * | 2004-11-18 | 2007-10-24 | 卢克摩擦片和离合器两合公司 | Method for determining injure in gear excuting mechanism of automatic gear speed variator |
| CN101109333A (en) * | 2007-08-21 | 2008-01-23 | 联合汽车电子有限公司 | Method for non-phase sensor recognizing one cylinder compression top center |
| DE102006061566A1 (en) * | 2006-12-27 | 2008-07-03 | Robert Bosch Gmbh | Internal combustion engine control device synchronization method for use in motor vehicle, involves determining relative angular position of shaft with respect to shaft of engine by evaluation of sound events produced by engine |
| CN101586503A (en) * | 2008-05-19 | 2009-11-25 | 福特环球技术公司 | Approach for engine start synchronization |
| DE102009000716A1 (en) * | 2009-02-09 | 2010-08-12 | Robert Bosch Gmbh | Method for determining error of detected angle of rotation of crankshaft of internal combustion engine of motor vehicle, involves comparing phase angle with reference phase angle for determining angle deviation as error of angle of rotation |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3508676B2 (en) * | 2000-02-01 | 2004-03-22 | 株式会社デンソー | Engine control device |
| DE10043756C2 (en) * | 2000-09-05 | 2002-11-28 | Siemens Ag | Method for determining the injection timing in an injection system for an internal combustion engine |
| DE102011084081A1 (en) * | 2011-10-06 | 2013-04-11 | Robert Bosch Gmbh | Method for operating an internal combustion engine |
-
2013
- 2013-02-28 DE DE201310203400 patent/DE102013203400B3/en active Active
-
2014
- 2014-02-17 IN IN443DE2014 patent/IN2014DE00443A/en unknown
- 2014-02-25 BR BR102014004340A patent/BR102014004340A2/en not_active IP Right Cessation
- 2014-02-27 CN CN201410068396.3A patent/CN104018946B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101061334A (en) * | 2004-11-18 | 2007-10-24 | 卢克摩擦片和离合器两合公司 | Method for determining injure in gear excuting mechanism of automatic gear speed variator |
| DE102006061566A1 (en) * | 2006-12-27 | 2008-07-03 | Robert Bosch Gmbh | Internal combustion engine control device synchronization method for use in motor vehicle, involves determining relative angular position of shaft with respect to shaft of engine by evaluation of sound events produced by engine |
| CN101109333A (en) * | 2007-08-21 | 2008-01-23 | 联合汽车电子有限公司 | Method for non-phase sensor recognizing one cylinder compression top center |
| CN101586503A (en) * | 2008-05-19 | 2009-11-25 | 福特环球技术公司 | Approach for engine start synchronization |
| DE102009000716A1 (en) * | 2009-02-09 | 2010-08-12 | Robert Bosch Gmbh | Method for determining error of detected angle of rotation of crankshaft of internal combustion engine of motor vehicle, involves comparing phase angle with reference phase angle for determining angle deviation as error of angle of rotation |
Also Published As
| Publication number | Publication date |
|---|---|
| IN2014DE00443A (en) | 2015-06-12 |
| BR102014004340A2 (en) | 2015-10-20 |
| CN104018946A (en) | 2014-09-03 |
| DE102013203400B3 (en) | 2014-04-30 |
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