CN106223389B - For automatically switching the method, system and engineering truck of work pattern - Google Patents
For automatically switching the method, system and engineering truck of work pattern Download PDFInfo
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- CN106223389B CN106223389B CN201610779110.1A CN201610779110A CN106223389B CN 106223389 B CN106223389 B CN 106223389B CN 201610779110 A CN201610779110 A CN 201610779110A CN 106223389 B CN106223389 B CN 106223389B
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000012545 processing Methods 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims description 3
- 239000000446 fuel Substances 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2025—Particular purposes of control systems not otherwise provided for
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2025—Particular purposes of control systems not otherwise provided for
- E02F9/2029—Controlling the position of implements in function of its load, e.g. modifying the attitude of implements in accordance to vehicle speed
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2025—Particular purposes of control systems not otherwise provided for
- E02F9/2054—Fleet management
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Operation Control Of Excavators (AREA)
Abstract
The present invention discloses a kind of for automatically switching the method, system and engineering truck of work pattern, is related to control field.Wherein pass through the work information of acquisition vehicle, according to preset pattern match table, the determining working condition to match with work information, control instruction corresponding with working condition is sent to engine electronic control unit, so that vehicle is switched to the work pattern to match with the working condition by engine electronic control unit.The present invention, to make vehicle work under the optimal work pattern of economic performance, effectively reduces fuel consumption by automatically selecting corresponding vehicle operation mode according to vehicle working condition.
Description
Technical field
It is the present invention relates to control field, in particular to a kind of for automatically switching the method, system and engineering of work pattern
Vehicle.
Background technique
Loading machine is widely used in the occasions such as engineering construction, port and pier, mine mine, is China major project machinery master
One of machine, market maintenance is higher, and annual shipment amount is larger.
With the development of science and technology the high end loader of mainstream is equipped with the several work mode for adapting to different operating conditions at present,
For meeting different operating condition job requirements, but at present, almost all of work pattern judgement all relies on driver, switch means
Also it can only be carried out manually by driver.In this condition, on the one hand there is the subjective determination of people it is possible that mistake
Selection, on the other hand manual operation also increases the workload of driver.
For example, delivering user after the factory of certain model loading machine and using, user reflects that loading engine oil consumption is higher, but system energy
Enough to work normally, reason is unknown.It is checked by scene, it is found that the loading machine has multiple-working mode available, simultaneously should
Company is large-scale material transfer company, possesses several drivers and Working vehicle, driver with vehicle be not it is relatively-stationary,
Operating mode is that vehicle is not stopped transport, and only replaces driver.In this case, it does not go to lead when driver operates vehicle
Dynamic switching work pattern, also not going concern is currently that work pattern, directly results in work pattern and the institute of vehicle in this way
The material of shovel dress mismatches, and results in vehicle oil consumption and does not drop the anti-consequence increased.
Summary of the invention
The embodiment of the present invention provides a kind of for automatically switching the method, system and engineering truck of work pattern, passes through root
Corresponding vehicle operation mode is automatically selected according to vehicle working condition, thus the work pattern for keeping vehicle work optimal in economic performance
Under, effectively reduce fuel consumption.
According to an aspect of the present invention, it provides a kind of for automatically switching the method for work pattern, comprising:
Acquire the work information of vehicle；
According to preset pattern match table, the determining working condition to match with the work information；
Control instruction corresponding with the working condition is sent to engine electronic control unit, so as to Motronic control maps
Vehicle is switched to the work pattern to match with the working condition by control unit.
In one embodiment, work information includes the current torque value of vehicle.
In one embodiment, according to preset pattern match table, the determining work to match with the work information
Include: as state
Collected torque value is converted into corresponding value of thrust；
According to preset tractive force and work pattern matching list, the determining work shape to match with the value of thrust
State.
In one embodiment, work information further includes the current work pump pressure value of vehicle.
In one embodiment, according to preset pattern match table, the determining work to match with the work information
Make state further include:
According to preset pump pressure and work pattern matching list, determination matches with collected work pump pressure value
Working condition.
According to another aspect of the present invention, it provides a kind of for automatically switching the system of work pattern, including data acquisition
Module, control module and instruction sending module, in which:
Data acquisition module is sent to control mould for acquiring the work information of vehicle, and by collected work information
Block；
Control module, for according to preset pattern match table, the determining work to match with the work information
State；
Instruction sending module refers to for sending control corresponding with the working condition to engine electronic control unit
It enables, so that vehicle is switched to the work pattern to match with the working condition by engine electronic control unit.
It in one embodiment, include torque measurement unit in data acquisition module, for measuring the current torque of vehicle
Value.
In one embodiment, control module includes data processing unit and status determining unit, in which:
Data processing unit, for collected torque value to be converted to corresponding value of thrust；
Status determining unit, for according to preset tractive force and work pattern matching list, the determining and traction
The working condition that force value matches.
In one embodiment, further include working barrel pressure sensing cell in data acquisition module, work as measuring vehicle
Preceding work pump pressure value.
In one embodiment, status determining unit is also used to be matched according to preset pump pressure with work pattern
Table, the determining working condition to match with collected work pump pressure value.
According to another aspect of the present invention, a kind of engineering truck is provided, is used for certainly including what any of the above-described embodiment was related to
The system of dynamic switching work pattern, and
Engine electronic control unit, the control instruction for being sent according to above system, by vehicle be switched to currently
The work pattern that working condition matches.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the schematic diagram of the method one embodiment of the present invention for automatically switching work pattern.
Fig. 2 is the schematic diagram of method another embodiment of the present invention for automatically switching work pattern.
Fig. 3 is the schematic diagram of method another embodiment of the present invention for automatically switching work pattern.
Fig. 4 is the schematic diagram of the system one embodiment of the present invention for automatically switching work pattern.
Fig. 5 is the schematic diagram of system another embodiment of the present invention for automatically switching work pattern.
Fig. 6 is the schematic diagram of engineering truck one embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.
Simultaneously, it should be appreciated that for ease of description, the size of various pieces shown in attached drawing is not according to reality
Proportionate relationship draw.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, the other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
Fig. 1 is the schematic diagram of the method one embodiment of the present invention for automatically switching work pattern.Optionally, this implementation
The method and step of example can be executed by the system for automatically switching work pattern, in which:
Step 101, the work information of vehicle is acquired.
Wherein, work information can be acquired in real time, or is acquired at predetermined intervals.Work information can
Torque, working barrel pressure and other parameters including vehicle.
Step 102, according to preset pattern match table, the determining working condition to match with work information.
Step 103, control instruction corresponding with working condition is sent to engine electronic control unit, so as to engine
Vehicle is switched to the work pattern to match with working condition by electronic control unit.
Based on the method for being used to automatically switch work pattern that the above embodiment of the present invention provides, by according to vehicle working condition
Corresponding vehicle operation mode is automatically selected, to make vehicle work under the optimal work pattern of economic performance, is effectively reduced
Fuel consumption.
Fig. 2 is the schematic diagram of method another embodiment of the present invention for automatically switching work pattern.Optionally, this implementation
The method and step of example can be executed by the system for automatically switching work pattern.In this embodiment, current by detection vehicle
Torque value, pattern switching can be carried out automatically based on the current maximum drawbar pull of vehicle.
Step 201, the current torque value of acquisition vehicle.
Step 202, collected torque value is converted into corresponding value of thrust.
Optionally, before carrying out data conversion, collected torque value is filtered, it is biggish to remove deviation
Numerical value.
Step 203, according to preset tractive force and work pattern matching list, the determining work to match with value of thrust
Make state.
Step 204, control instruction corresponding with working condition is sent to engine electronic control unit, so as to engine
Vehicle is switched to the work pattern to match with working condition by electronic control unit.
Fig. 3 is the schematic diagram of method another embodiment of the present invention for automatically switching work pattern.Optionally, this implementation
The method and step of example can be executed by the system for automatically switching work pattern.In this embodiment, except detection vehicle is current
Outside torque value, the current work pump pressure value of vehicle is detected, also thus to further determine that the driving mode of vehicle.
Step 301, the current torque value of acquisition vehicle and work pump pressure value.
Step 302, data processing is carried out to collected torque value and work pump pressure value.
For example, can be by filtering processing, to remove the biggish numerical value of deviation.Also collected torque value is converted to simultaneously
Corresponding value of thrust.
Step 303a matches according to preset tractive force and work pattern matching list, determining and value of thrust
Work operations state.
Step 303b, it is determining to be pumped with collected work according to preset pump pressure and work pattern matching list
The travel operation state that force value matches.
Step 304, it is sent to engine electronic control unit corresponding with work operations state and travel operation state
Control instruction, so as to engine electronic control unit by vehicle be switched to the work pattern to match with work operations state, with
The driving mode that travel operation state matches.
By the embodiment, the work pattern of vehicle and driving mode can be made to match with current working, effectively reached
To energy-efficient purpose.
Fig. 4 is the schematic diagram of the system one embodiment of the present invention for automatically switching work pattern.As shown in figure 4, should
System includes data acquisition module 401, control module 402 and instruction sending module 403.Wherein:
Data acquisition module 401 is used to acquire the work information of vehicle, and collected work information is sent to control
Module.
Wherein, work information can be acquired in real time, or is acquired at predetermined intervals.Work information can
Torque, working barrel pressure and other parameters including vehicle.
Control module 402 is used for according to preset pattern match table, the determining work shape to match with work information
State.
Instruction sending module 403 sends control instruction corresponding with working condition to engine electronic control unit, with
Just vehicle is switched to the work pattern to match with working condition by engine electronic control unit.
Based on the system for being used to automatically switch work pattern that the above embodiment of the present invention provides, by according to vehicle working condition
Corresponding vehicle operation mode is automatically selected, to make vehicle work under the optimal work pattern of economic performance, is effectively reduced
Fuel consumption.
Fig. 5 is the schematic diagram of system another embodiment of the present invention for automatically switching work pattern.Implement with shown in Fig. 4
Example is compared, and in the embodiment shown in fig. 5, is included torque measurement unit 511 in data acquisition module 501, is worked as measuring vehicle
Preceding torque value.
It include data processing unit 521 and status determining unit 522 in control module 502.Wherein:
Data processing unit 521 is used to collected torque value being converted to corresponding value of thrust.Status determining unit
522 for according to preset tractive force and work pattern matching list, the determining working condition to match with value of thrust.
It optionally, further include working barrel pressure sensing cell 512 in data acquisition module 501, it is current for measuring vehicle
Work pump pressure value.
Status determining unit 522 is also used to determine and acquire according to preset pump pressure and work pattern matching list
To the working condition that matches of work pump pressure value.
Optionally, data processing unit 521 can also be filtered the data received, biggish to remove deviation
Numerical value.
According to the working condition that status determining unit 522 determines, instruction sending module 503 is to engine electronic control unit
Corresponding control instruction is sent, so that vehicle is switched to the operation mould to match with working condition by engine electronic control unit
Formula.
Fig. 6 is the schematic diagram of engineering truck one embodiment of the present invention.As shown in fig. 6, the engineering truck may include being used for
Automatically switch the energy conserving system 601 and engine 602 of work pattern, wherein energy conserving system 601 can be any in Fig. 4 or Fig. 5
The system for being used to automatically switch work pattern that embodiment is related to.
Wherein, the engine electronic control unit (ECU) 603 in engine 602 is receiving the transmission of energy conserving system 601
After control instruction, vehicle is switched to the work pattern to match with current working status.
By applying the present invention, it is available following the utility model has the advantages that
Scheme compared with the prior art, the present invention can fast and accurately judge loading machine operation work locating at present
Condition can simultaneously automatically switch under corresponding vehicle work pattern, while reducing vehicle operation oil consumption, reduce driver
Labor intensity, and be not in due to driver be manually operated bring work pattern and vehicle operation operating condition mismatch and lead
The problem of increase oil consumption of cause.
Meanwhile the present invention fully automated can fulfil assignment pattern switching, not need driver's participation, have higher automatic
Change and degree of intelligence.
In addition, the present invention can be applicable to other engineering machinery fields including loading machine, suitable application area is wider.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
Description of the invention is given for the purpose of illustration and description, and is not exhaustively or will be of the invention
It is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.It selects and retouches
It states embodiment and is to more preferably illustrate the principle of the present invention and practical application, and those skilled in the art is enable to manage
The solution present invention is to design various embodiments suitable for specific applications with various modifications.
Claims (7)
1. a kind of for automatically switching the method for work pattern characterized by comprising
The work information of vehicle is acquired, wherein work information includes the current torque value of vehicle；
According to preset pattern match table, the determining working condition to match with the work information, wherein will collect
Torque value be converted to corresponding value of thrust, according to preset tractive force and work pattern matching list, it is determining with it is described
The working condition that value of thrust matches；
Control instruction corresponding with the working condition is sent to engine electronic control unit, so as to engine electronic control system
Vehicle is switched to the work pattern to match with the working condition by unit.
2. the method according to claim 1, wherein
Work information further includes the current work pump pressure value of vehicle.
3. according to the method described in claim 2, it is characterized in that,
According to preset pattern match table, the determining working condition to match with the work information further include:
According to preset pump pressure and work pattern matching list, the determining work to match with collected work pump pressure value
Make state.
4. a kind of for automatically switching the system of work pattern, which is characterized in that including data acquisition module, control module and refer to
Enable sending module, in which:
Data acquisition module is sent to control module for acquiring the work information of vehicle, and by collected work information；
Control module, for according to preset pattern match table, the determining working condition to match with the work information；
Instruction sending module, for sending control instruction corresponding with the working condition to engine electronic control unit,
So that vehicle is switched to the work pattern to match with the working condition by engine electronic control unit；
It wherein, include torque measurement unit in data acquisition module, for measuring the current torque value of vehicle；
Control module includes data processing unit and status determining unit, in which:
Data processing unit, for collected torque value to be converted to corresponding value of thrust；
Status determining unit, for according to preset tractive force and work pattern matching list, the determining and value of thrust
The working condition to match.
5. system according to claim 4, which is characterized in that further include working barrel pressure detecting list in data acquisition module
Member, for measuring the current work pump pressure value of vehicle.
6. system according to claim 5, which is characterized in that
Status determining unit is also used to according to preset pump pressure and work pattern matching list, determining and collected work
The working condition to match as pump pressure value.
7. a kind of engineering truck, which is characterized in that including being used to automatically switch operation as described in any one of claim 4-6
The system of mode, and
Vehicle is switched to and work at present by engine electronic control unit, the control instruction for being sent according to the system
The work pattern that state matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610779110.1A CN106223389B (en) | 2016-08-31 | 2016-08-31 | For automatically switching the method, system and engineering truck of work pattern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610779110.1A CN106223389B (en) | 2016-08-31 | 2016-08-31 | For automatically switching the method, system and engineering truck of work pattern |
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| CN106223389A CN106223389A (en) | 2016-12-14 |
| CN106223389B true CN106223389B (en) | 2019-04-16 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112681975B (en) * | 2020-12-29 | 2023-08-11 | 安百拓（南京）建筑矿山设备有限公司 | Engineering truck control method and system based on engine and motor starting interlocking |
| CN114197567A (en) * | 2021-11-25 | 2022-03-18 | 四川智能建造科技股份有限公司 | Control right conversion cooperation method and system and control right conversion cooperation method of intelligent loader |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661206A (en) * | 2012-05-11 | 2012-09-12 | 三一重工股份有限公司 | Engine control device, engineering vehicle and engine control method |
| CN104395538A (en) * | 2012-12-18 | 2015-03-04 | 斗山英维高株式会社 | Method and apparatus for controlling engine of wheel loader |
| CN105714873A (en) * | 2016-02-17 | 2016-06-29 | 柳州柳工挖掘机有限公司 | Hydraulic control system and control method for excavators |
| CN206298919U (en) * | 2016-08-31 | 2017-07-04 | 徐工集团工程机械有限公司 | For the system and engineering truck of the work pattern that automatically switches |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011127473A (en) * | 2009-12-16 | 2011-06-30 | Iseki & Co Ltd | Engine control device for work vehicle |
| JP6265726B2 (en) * | 2013-12-16 | 2018-01-24 | 株式会社小松製作所 | Work vehicle and control method of work vehicle |
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2016
- 2016-08-31 CN CN201610779110.1A patent/CN106223389B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661206A (en) * | 2012-05-11 | 2012-09-12 | 三一重工股份有限公司 | Engine control device, engineering vehicle and engine control method |
| CN104395538A (en) * | 2012-12-18 | 2015-03-04 | 斗山英维高株式会社 | Method and apparatus for controlling engine of wheel loader |
| CN105714873A (en) * | 2016-02-17 | 2016-06-29 | 柳州柳工挖掘机有限公司 | Hydraulic control system and control method for excavators |
| CN206298919U (en) * | 2016-08-31 | 2017-07-04 | 徐工集团工程机械有限公司 | For the system and engineering truck of the work pattern that automatically switches |
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| CN106223389A (en) | 2016-12-14 |
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Effective date of registration: 20220725 Address after: 221004 26 Tuo Lan Shan Road, Xuzhou economic and Technological Development Zone, Jiangsu Patentee after: Jiangsu Xugong Construction Machinery Research Institute Co.,Ltd. Address before: 221004 Industrial Zone, Xuzhou Economic Development Zone, Jiangsu, China Patentee before: XCMG CONSTRUCTION MACHINERY Co.,Ltd. |