CN109162820A - Cylinder arranges warm update the system - Google Patents
Cylinder arranges warm update the system Download PDFInfo
- Publication number
- CN109162820A CN109162820A CN201811038420.3A CN201811038420A CN109162820A CN 109162820 A CN109162820 A CN 109162820A CN 201811038420 A CN201811038420 A CN 201811038420A CN 109162820 A CN109162820 A CN 109162820A
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- China
- Prior art keywords
- temperature
- cylinder
- row
- ecu
- warm
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- 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.)
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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
- F02D41/30—Controlling fuel injection
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/08—Safety, indicating or supervising devices
- F02B77/089—Safety, indicating or supervising devices relating to engine temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D17/00—Controlling engines by cutting out individual cylinders; Rendering engines inoperative or idling
- F02D17/04—Controlling engines by cutting out individual cylinders; Rendering engines inoperative or idling rendering engines inoperative or idling, e.g. caused by abnormal conditions
-
- 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
- F02D41/008—Controlling each cylinder individually
-
- 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
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1446—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being exhaust temperatures
Abstract
The invention discloses a kind of cylinders to arrange warm update the system, comprising: ECU, injection pump, exhaust temperature sensor and instrument.Injection pump is connect with ECU signal, and injection pump is to multiple cylinder fuel injections to engine；Row temperature temperature of the exhaust temperature sensor to multiple cylinders of real-time monitoring engine；And instrument is connect with exhaust temperature sensor and ECU signal, and row temperature temperature of the instrument to receive multiple cylinders that exhaust temperature sensor is real-time monitored, and will be arranged warm temperature and be sent to ECU；Wherein, whether row's temperature temperature that ECU can judge automatically the multiple cylinders received is higher or lower than average value a certain range, and assigns instruction to injection pump according to judging result and carry out arranging temperature amendment operation to multiple cylinders.Whereby, cylinder of the invention arranges warm update the system, simple and practical, low in cost, it is ensured that safety and reliability of the engine in user's use.
Description
Technical field
The present invention relates to engine arts, arrange warm update the system especially with regard to a kind of cylinder.
Background technique
Currently, internal combustion engine only monitors each cylinder row temperature and the preceding whirlpool heel row temperature in whirlpool, but turns round and arrange without the row's temperature amendment of each cylinder and limit
It applies.Usually by booster rubescent, instrument monitoring displays temperature value come judge row temperature whether superelevation, more passively.
Prior art disadvantage:
1, for diesel engine, the engine generally row's of monitoring temperature can only alarm according to the size of row's temperature, can not
It takes the measures such as amendment, limit torsion or shutdown voluntarily to adjust, exists and arrange the risk that warm superelevation causes failure；
If 2, excessive discharge temperature discovery not in time and when taking measures and will lead to engine operation is more than component institute
Maximum temperature can be born, if engine continuous carries out higher row's temperature operation, then can cause parts damages；When being used in user hand
Or maintenance not easy generation significant trouble at that time.The prior art can not carry out self-recision for some cylinder row's temperature abnormality；
3, a certain cylinder row temperature is ultralow turns round setting also without amendment or limit, and there are a certain cylinders not to work, or work is abnormal
Still continue the risk of large load operation.Problems will lead to user, and there are security risks when using engine.
In conclusion be badly in need of at present one kind can the row's of real time monitoring in real time temperature, and each cylinder can be repaired respectively according to setting value
The system of positive row's temperature so not only can be with to guarantee the accuracy of engine reliability and test data and the operation ratio of rack
It avoids risk, save the cost has very big directive function simultaneously for engine failure is excluded.
The information disclosed in the background technology section is intended only to increase the understanding to general background of the invention, without answering
When being considered as recognizing or imply that the information constitutes the prior art already known to those of ordinary skill in the art in any form.
Summary of the invention
The purpose of the present invention is to provide a kind of cylinders to arrange warm update the system, simple and practical, low in cost, really
Safety and reliability of the engine in user's use is protected.
To achieve the above object, the present invention provides a kind of cylinders to arrange warm update the system, comprising: ECU, oil spout
Pump, exhaust temperature sensor and instrument.Injection pump is connect with ECU signal, and injection pump is to multiple cylinder fuel injections to engine；
Row temperature temperature of the exhaust temperature sensor to multiple cylinders of real-time monitoring engine；And instrument is believed with exhaust temperature sensor and ECU
Number connection, and row temperature temperature of the instrument to receive multiple cylinders that exhaust temperature sensor is real-time monitored, and warm temperature will be arranged
It is sent to ECU；Wherein, whether row's temperature temperature that ECU can judge automatically the multiple cylinders received is higher or lower than average value
A certain range, and assign instruction to injection pump according to judging result and arrange temperature amendment operation to multiple cylinders.
In a preferred embodiment, exhaust temperature sensor is built in instrument.
In a preferred embodiment, average value is the average value of the warm temperature of row of multiple cylinders.
In a preferred embodiment, when ECU judges that the warm temperature of row of one of cylinder is higher than the certain of average value
Range, ECU carries out cylinder to reduce distributive value operation to sending instructions under injection pump, and then reduces row's temperature of cylinder.
In a preferred embodiment, when ECU judges that row's temperature temperature of one of cylinder is sub-average certain
Range, ECU carries out cylinder to increase distributive value operation to sending instructions under injection pump, and then improves row's temperature of cylinder.
In a preferred embodiment, ECU can simultaneously carry out multiple cylinders arranging temperature amendment operation.
In a preferred embodiment, also there is ECU warning function and limit to turn round stopping function；Wherein, when multiple cylinders
Row's temperature temperature be more than pre-set limit when, ECU start warning function, and can by limit turn round stopping function control engine it is automatic
It shuts down and enters guard mode.
Compared with prior art, cylinder according to the present invention arranges warm update the system and has the following beneficial effects: this
The cylinder of invention arranges warm update the system, simple and practical, low in cost, it is ensured that safety of the engine in user's use
Property and reliability, and monitored by ECU, real-time dynamic corrections control row's temperature, can greatly enhance engine failure analysis
Efficiency, judgement trouble location that in the process of running can be more accurate.
Detailed description of the invention
Fig. 1 is the monitoring schematic diagram of the warm update the system of cylinder row according to an embodiment of the present invention.
Main appended drawing reference explanation:
1-ECU, 2- instrument, 3- injection pump, the more a cylinders of 4-.
Specific embodiment
With reference to the accompanying drawing, specific embodiments of the present invention will be described in detail, it is to be understood that guarantor of the invention
Shield range is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
As shown in Figure 1, a kind of cylinder according to the preferred embodiment of the present invention arranges warm update the system, comprising:
ECU1, injection pump 3, exhaust temperature sensor and instrument 2.Injection pump 3 is connect with ECU1 signal, and injection pump 3 is to engine
4 oil spout of multiple cylinders；Row temperature temperature of the exhaust temperature sensor to multiple cylinders 4 of real-time monitoring engine；And instrument 2 with
Exhaust temperature sensor and the connection of ECU1 signal, and row of the instrument 2 to receive multiple cylinders 4 that exhaust temperature sensor is real-time monitored
Temperature, and warm temperature will be arranged and be sent to ECU1；Wherein, ECU1 can judge automatically the row Wen Wen of the multiple cylinders 4 received
Degree whether be higher or lower than average value a certain range, and according to judging result to injection pump 3 assign instruction to multiple cylinders 4 into
Row row's temperature amendment operation.
In a preferred embodiment, exhaust temperature sensor is built in instrument 2；Average value is row's temperature of multiple cylinders 4
The average value of temperature；In a preferred embodiment, when ECU1 judges that row's temperature temperature of one of cylinder is higher than average value
A certain range, ECU1 carries out cylinder to reduce distributive value operation to sending instructions under injection pump 3, and then reduces row's temperature of cylinder；
When ECU1 judges sub-average a certain range of row's temperature temperature of one of cylinder, ECU1 is to sending instructions under injection pump 3 pair
Cylinder carries out increasing distributive value operation, and then improves row's temperature of cylinder.
In a preferred embodiment, ECU1 can simultaneously carry out multiple cylinders 4 arranging temperature amendment operation；ECU1 also has
There are warning function and limit to turn round stopping function；Wherein, when row's temperature temperature of multiple cylinders 4 is more than pre-set limit, ECU1 starting report
Alert function, and stopping function control automatic engine stop can be turned round by limit and enter guard mode.
In practical applications, the N in Fig. 1 in N cylinder represents the number of cylinders of multicylinder engine, engine air of the invention
It is automatic to the cylinder distributive value that the warm update the system of cylinder row can judge automatically meeting after any cylinder arranges warm average value setting value more than each cylinder
Amendment, the too low then appropriate increase distributive value of row's temperature, excessively high then appropriate reduction distributive value, and can guarantee when row's temperature is more than setting limit value
When and alarm (warning function built in ECU1), to improve the safety in utilization of engine.
The present invention is to arrange temperature and the preceding whirlpool heel row temperature size in whirlpool by each cylinder of exhaust temperature sensor real-time detection, then that data are anti-
Being fed to ECU1 judges whether row's temperature superelevation or ultralow situation occurs by setting value, increases to assign instruction to injection pump 3
Add deduct few distributive value or limitation torque or even the instruction directly shut down (the built-in limit of ECU1 turns round stopping function), is that engine increases
One layer of safeguard measure.
Row's temperature information that ECU1 is sended over by receiving instrument 2 judges automatically each cylinder row temperature according to inner setting program
It whether has been more than average value a certain range, if monitoring that certain cylinder arranges warm superelevation, ECU1 by assigning at once after of short duration judgement
Instruct and give injection pump 3EUP, oil mass limitation operation is carried out to this cylinder, and then reduces row's temperature of the cylinder, and with the warm recovery of row by
Oil correct is gradually exited, and can loop control.The function also may be implemented multi-cylinder while correct oil mass.Once row's temperature is more than limit
Value, engine will alarm in advance and energy autostop enters guard mode, improve engine reliability of operation and rack
Effective operation rate avoids engine under the conditions of lack of standardization using engine damage is caused, and guarantees that the engine data of acquisition is
It is obtained in the normal situation of each cylinder working, can be out of service when the row's temperature monitored is unsatisfactory for requiring, inspection is started
Whether machine leads to engine performance deterioration because of certain cylinder unit failure, and then takes the measure of being effectively protected.
It is had the following beneficial effects: in short, cylinder of the invention arranges warm update the system
1, pass through row's temperature monitoring amendment optimization cylinder by cylinder uniformity, cooperation alarm stopping function, it is ensured that engine exists
Safety and reliability in user's use；
2, it is monitored by ECU, real-time dynamic corrections control row's temperature can greatly enhance the effect of engine failure analysis
Rate, judgement trouble location that in the process of running can be more accurate；
3, intelligentized row's temperature monitors Correction and Control strategy, improves the accuracy of data, keeps internal combustion engine more steady
It is fixed.
The aforementioned description to specific exemplary embodiment of the invention is in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to the above instruction, can much be changed
And variation.The purpose of selecting and describing the exemplary embodiment is that explaining specific principle of the invention and its actually answering
With so that those skilled in the art can be realized and utilize a variety of different exemplary implementation schemes of the invention and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (7)
1. a kind of cylinder arranges warm update the system characterized by comprising
ECU；
Injection pump is connect with the ECU signal, and the injection pump is to multiple cylinder fuel injections to engine；
Exhaust temperature sensor, row's temperature temperature of the multiple cylinder to engine described in real-time monitoring；And
Instrument is connect with the exhaust temperature sensor and the ECU signal, and the instrument is to receive the exhaust temperature sensor
Row's temperature temperature of the multiple cylinder real-time monitored, and row's temperature temperature is sent to the ECU；
Wherein, whether row's temperature temperature that the ECU can judge automatically the multiple cylinder received is higher or lower than
A certain range of average value, and assign instruction to the injection pump according to judging result and the multiple cylinder is carried out to arrange warm amendment
Operation.
2. cylinder as described in claim 1 arranges warm update the system, which is characterized in that the exhaust temperature sensor is built in
In the instrument.
3. cylinder as described in claim 1 arranges warm update the system, which is characterized in that the average value is the multiple
The average value of row's temperature temperature of cylinder.
4. cylinder as claimed in claim 3 arranges warm update the system, which is characterized in that when ECU judgement wherein one
The warm temperature of row of a cylinder is higher than a certain range of the average value, and the ECU is to sending instructions to the gas under the injection pump
Cylinder carries out reducing distributive value operation, and then reduces row's temperature of the cylinder.
5. cylinder as described in claim 1 arranges warm update the system, which is characterized in that when ECU judgement wherein one
The warm temperature of row of a cylinder is lower than a certain range of the average value, and the ECU is to sending instructions to the gas under the injection pump
Cylinder carries out increasing distributive value operation, and then improves row's temperature of the cylinder.
6. cylinder as described in claim 1 arranges warm update the system, which is characterized in that the ECU can be simultaneously to institute
Multiple cylinders are stated to carry out arranging temperature amendment operation.
7. cylinder as described in claim 1 arranges warm update the system, which is characterized in that the ECU also has alarm function
It can and limit and turn round stopping function；
Wherein, when row's temperature temperature of the multiple cylinder is more than pre-set limit, the ECU starts warning function, and energy
It is enough that guard mode is entered by limit torsion stopping function control automatic engine stop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811038420.3A CN109162820A (en) | 2018-09-06 | 2018-09-06 | Cylinder arranges warm update the system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811038420.3A CN109162820A (en) | 2018-09-06 | 2018-09-06 | Cylinder arranges warm update the system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109162820A true CN109162820A (en) | 2019-01-08 |
Family
ID=64894328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811038420.3A Pending CN109162820A (en) | 2018-09-06 | 2018-09-06 | Cylinder arranges warm update the system |
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| Country | Link |
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| CN (1) | CN109162820A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110925107A (en) * | 2019-12-20 | 2020-03-27 | 潍柴西港新能源动力有限公司 | Fuel closed-loop control method for gas power generation engine |
| CN111720228A (en) * | 2020-06-30 | 2020-09-29 | 广西玉柴机器股份有限公司 | Exhaust temperature monitoring and correcting method and system for cylinders of engine |
| CN111997771A (en) * | 2020-08-27 | 2020-11-27 | 重庆潍柴发动机有限公司 | Single-cylinder power automatic correction method of multi-point injection electronic control engine |
| CN112709649A (en) * | 2020-12-29 | 2021-04-27 | 东台市建东机械制造有限公司 | Method for correcting fuel injection quantity deviation of diesel engine |
| CN114876650A (en) * | 2022-05-09 | 2022-08-09 | 潍柴动力股份有限公司 | Correction method, device and equipment for oil injection amount of unit pump and storage medium |
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| CN1296615C (en) * | 2001-08-29 | 2007-01-24 | 新泻原动机株式会社 | Engine, engine exhaust temperature controlling device and controlling method |
| CN202659352U (en) * | 2012-07-02 | 2013-01-09 | 河北华北柴油机有限责任公司 | Electrically-controlled anti-explosion diesel engine with temperature-control function |
| US20150121852A1 (en) * | 2012-10-03 | 2015-05-07 | Cummins Inc. | Techniques for raising exhaust temperatures |
| CN106481468A (en) * | 2015-08-27 | 2017-03-08 | 长城汽车股份有限公司 | The control method of electromotor, system and vehicle |
| CN108368790A (en) * | 2015-10-30 | 2018-08-03 | 罗伯特·博世有限公司 | MEMS bolometer sensors for measuring the temperature in automobile exhaust pipe |
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2018
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1296615C (en) * | 2001-08-29 | 2007-01-24 | 新泻原动机株式会社 | Engine, engine exhaust temperature controlling device and controlling method |
| CN202659352U (en) * | 2012-07-02 | 2013-01-09 | 河北华北柴油机有限责任公司 | Electrically-controlled anti-explosion diesel engine with temperature-control function |
| US20150121852A1 (en) * | 2012-10-03 | 2015-05-07 | Cummins Inc. | Techniques for raising exhaust temperatures |
| CN106481468A (en) * | 2015-08-27 | 2017-03-08 | 长城汽车股份有限公司 | The control method of electromotor, system and vehicle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110925107A (en) * | 2019-12-20 | 2020-03-27 | 潍柴西港新能源动力有限公司 | Fuel closed-loop control method for gas power generation engine |
| CN111720228A (en) * | 2020-06-30 | 2020-09-29 | 广西玉柴机器股份有限公司 | Exhaust temperature monitoring and correcting method and system for cylinders of engine |
| CN111997771A (en) * | 2020-08-27 | 2020-11-27 | 重庆潍柴发动机有限公司 | Single-cylinder power automatic correction method of multi-point injection electronic control engine |
| CN112709649A (en) * | 2020-12-29 | 2021-04-27 | 东台市建东机械制造有限公司 | Method for correcting fuel injection quantity deviation of diesel engine |
| CN114876650A (en) * | 2022-05-09 | 2022-08-09 | 潍柴动力股份有限公司 | Correction method, device and equipment for oil injection amount of unit pump and storage medium |
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Application publication date: 20190108 |
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