CN109404144A - A kind of engineering machinery engine and its power output control method, device - Google Patents
A kind of engineering machinery engine and its power output control method, device Download PDFInfo
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- CN109404144A CN109404144A CN201811642689.2A CN201811642689A CN109404144A CN 109404144 A CN109404144 A CN 109404144A CN 201811642689 A CN201811642689 A CN 201811642689A CN 109404144 A CN109404144 A CN 109404144A
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- power output
- engineering machinery
- gear
- curve
- gear signal
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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
- F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
Abstract
This application involves a kind of engineering machinery engine and its power output control methods, device, wherein, the engineering machinery engine power output control method, applied in engineering machinery, the engineering machinery includes that loading machine or land leveller etc. have various working, and various working switches frequent and single vehicle.Since the use pattern of engineering machinery is substantially stationary, heavily loaded mode and light-load mode are included at least, and have the continuous switch instances of heavily loaded mode and light-load mode, therefore, gear signal and the relationship of power output curve are relatively fixed；Namely engineering machinery engine power output control method provided by the invention, gear signal and power output curve are combined together, the switching of power output curve and gear switch are integrated, to convenient while switching gear, power switched curve of output, no setting is required, and power mode output selection switchs, and the switching of underloading, heavy duty only can be realized by transformation gear, to avoid power dissipation.
Description
Technical field
The present invention relates to engineering machinery engine control technology field more particularly to a kind of engineering machinery engines and its function
Rate output control method, device.
Background technique
Wheeled construction machinery, such as loading machine or land leveller, operating condition includes a variety of, but cuts between a variety of operating conditions
It changes more frequently, and single.It is smaller in the case that (when no material), being loaded during transition such as loading machine, more power function can be used
Light duty in (heavy duty, middle load and underloading capable of being generally comprised)；In the case where loading cargo, load is larger, generallys use
Severe duty in more power functions.It is severe duty during soil-shifting such as land leveller, after completing primary soil-shifting work,
It is light duty in return course.
In the prior art, it according to the difference of loading machine or land leveller institute spading material, is opened by power mode output selection
Close corresponding engine maximum throttle by the output power of engine be set as it is light, in, weigh three gears；Engineering machinery is working
Before, by driver according to the type or load of operating condition and institute's spading material, by installing power output mould on the control panel
Formula selection switch selects underloading, middle load, heavily loaded mode, but due in operation throttle or shift process, going back in the prior art
The operation for needing to take into account power mode output selection switch, causes that driver's is complicated for operation and frequent, in order to simplify operation, work
Journey machine work is under heavily loaded power mode output, to cause power dissipation.
Therefore, it is easy to operate to need one kind, and allows hand over the operating method of power mode output, to avoid the wave of power
Take.
Summary of the invention
In view of this, the present invention provides a kind of engineering machinery engine and its power output control method, device, to solve
Power mode output is fixed in the prior art, caused by power dissipation the problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of engineering machinery engine power output control method, applied in the engineering machinery of reciprocating motion, the work
Journey mechanical engine power output control method includes:
Obtain the gear signal of the engineering machinery；
According to the corresponding relationship of the gear signal and preset gear signal and power output curve；Described in switching
The power output curve of engineering machinery；
Wherein, the gear signal is acquired by gear position sensor and is obtained；
The power output curve includes multi-functional heavily loaded curve and multi-functional underloading curve.
Preferably, the engineering machinery is loading machine.
Preferably, the preset gear signal includes: with power output curve corresponding relationship
The gear signal is when advancing one grade or one grade of retroversion, and the power output curve is multi-functional heavily loaded curve；
When the gear signal is advance third gear or reverse second speed gear, the power output curve is that multi-functional underloading is bent
Line.
Preferably, the engineering machinery is land leveller.
Preferably, the preset gear signal includes: with power output curve corresponding relationship
When the gear signal is drive shift, the power output curve is multi-functional heavily loaded curve；
When the gear signal is reverse gear, the power output curve is that more power are lightly loaded curve.
The present invention also provides a kind of engineering machinery engine power output control devices, comprising:
Gear acquiring unit, for obtaining the gear signal of the engineering machinery；
Switch unit, for receiving the gear signal, and according to pair of preset gear signal and power output curve
It should be related to, switch the power output curve of the engineering machinery.
Preferably, the engineering machinery engine power output control device further includes storage unit, the storage unit
For storing the corresponding relationship of the preset gear signal and power output curve, and the corresponding relationship is sent to described
Switch unit.
The present invention also provides a kind of engineering machinery engines, comprising: gear position sensor, electronic control unit, the gear
It is connected between sensor and the electronic control unit by harness；
The gear position sensor obtains gear signal for detecting the gear present position；
The gear signal and preset gear signal that the electronic control unit is transmitted according to the harness
With the corresponding relationship of power output curve, different power output curves is exported；
Wherein, the electronic control unit includes engineering machinery engine power output control device recited above.
It can be seen via above technical scheme that engineering machinery engine power output control method provided by the invention, is answered
For in engineering machinery, the engineering machinery to include that loading machine or land leveller etc. have various working, and various working switching frequency
Numerous and single vehicle.Since the use pattern of engineering machinery is substantially stationary, heavily loaded mode and light-load mode are included at least, and
Have the continuous switch instances of heavily loaded mode and light-load mode, therefore, gear signal and the relationship of power output curve are more solid
It is fixed；Based on this, engineering machinery engine power output control method provided by the invention can be according to the different shelves got
Position signal, the power output curve of switching engine namely engineering machinery engine power output controlling party provided by the invention
Gear signal and power output curve are combined together by method, and the switching of power output curve and gear switch are integrated, thus
Convenient power switched curve of output, no setting is required, and power mode output selection switchs while switching gear, only by transformation shelves
The switching of underloading, heavy duty can be realized in position, and being chronically at heavily loaded power mode output so as to avoid engineering machinery, this is fixed
Mode, and caused by power dissipation the problem of, achieved the purpose that fuel-efficient.
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
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of engineering machinery engine power output control method flow diagram provided in an embodiment of the present invention；
Fig. 2 is loading machine V-type working condition schematic diagram；
Fig. 3 is that loading machine engine power exports control schematic diagram；
Fig. 4 is land leveller reciprocating working operating condition schematic diagram；
Fig. 5 is land leveller reciprocating working operating condition schematic diagram；
Fig. 6 is a kind of engineering machinery engine power output control device schematic diagram provided in an embodiment of the present invention；
Fig. 7 is another engineering machinery engine power output control device schematic diagram provided in an embodiment of the present invention；
Fig. 8 is a kind of engineering machinery engine structural schematic diagram provided in an embodiment of the present invention.
Specific embodiment
Just as described in the background section, power mode output is fixed in the prior art, there are problems that power dissipation.
Inventor is the reason of above-mentioned phenomenon occurs in discovery: on the one hand, at present in the choosing of the more power mode outputs used
Selection method usually manually selects, and needs to be manually operated after artificially judging, not smart enough；On the other hand, loading machine or land leveller
In use, the operating condition of heavy duty and underloading changes frequently back and forth, such as: loading machine loads onto material in a place, at this time
Using the severe duty of advance one grade or one grade of retroversion；After material is transferred to another place, discharging is carried out, object is returned again to
Expect location, charges again, and so on, running track is usually V-type operation；And the operation mode of land leveller is that straight line is round-trip
Operation, i.e. extension forward gear are bulldozed certain linear distance, be at this time it is load-carrying, heavy duty power curve can be used；Then it hangs
For gear substantially by backtracking, when return, is non-loaded, and underloading power curve can be used.
Therefore, driver not only needs replacing the operational taps of engineering machinery, it is also necessary to Power operation curve is changed, and if
Power operation curve is constantly in heavily loaded mode, also can satisfy routine use, and in order to avoid frequent operation, driver is usually neglected
Slightly to the operation of power mode output selection switch.Vehicle is chronically at heavily loaded power mode output, causes power output in this way
It is fixed, heavily loaded power mode output is used light duty, to cause the waste of power.
Based on this, the present invention provides a kind of engineering machinery engine power output control method, applied to reciprocating motion
In engineering machinery, the engineering machinery engine power output control method includes:
Obtain the gear signal of the engineering machinery；
According to the corresponding relationship of the gear signal and preset gear signal and power output curve；Described in switching
The power output curve of engineering machinery；
Wherein, the gear signal is acquired by gear position sensor and is obtained；
The power output curve includes multi-functional heavily loaded curve and multi-functional underloading curve.
Engineering machinery engine power output control method provided by the invention is applied in engineering machinery, the engineering
Machinery includes that loading machine or land leveller etc. have various working, and various working switches frequent and single vehicle.Due to engineering
Mechanical use pattern is substantially stationary, includes at least heavily loaded mode and light-load mode, and have heavily loaded mode and light-load mode
Continuous switch instances, therefore, gear signal and the relationship of power output curve are relatively fixed；It is provided by the invention based on this
Engineering machinery engine power output control method can be according to the different gear signals got, the power of switching engine
Curve of output namely engineering machinery engine power output control method provided by the invention, by gear signal and power output
Curve is combined together, and the switching of power output curve and gear switch are integrated, thus it is convenient while switching gear, it cuts
Power output curve is changed, no setting is required power mode output selection switch only can be realized underloading by transformation gear, heavily loaded cut
Change, be chronically at this fixed mode of heavily loaded power mode output so as to avoid engineering machinery, and caused by power dissipation
Problem has achieved the purpose that fuel-efficient.
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.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Figure 1, the present invention provides a kind of engineering machinery engine power output control method, is applied to move back and forth
Engineering machinery in, the engineering machinery engine power output control method includes:
S101: the gear signal of the engineering machinery is obtained；
S102: according to the corresponding relationship of the gear signal and preset gear signal and power output curve；Switching
The power output curve of the engineering machinery；
Wherein, the gear signal is acquired by gear position sensor and is obtained；
The power output curve includes multi-functional heavily loaded curve and multi-functional underloading curve.
It should be noted that the use condition of engine power output control method provided by the invention is engineering machinery
In, due to engineering machinery vehicle, the work operating condition such as loading machine or land leveller is substantially stationary, includes heavily loaded mode and underloading mould
Formula, and heavily loaded mode and the often switching of light-load mode needs, belong to the vehicle moved back and forth, and reciprocating motion is single, no
With mutability, therefore, engineering machinery engine power output control method described herein can be applied, without right
The current operating conditions information of engineering machinery, such as engine speed, accelerator open degree condition are detected, and judge the row of vehicle
Sail the regularization condition whether state meets output power.
It is illustrated by taking loading machine as an example, refers to Fig. 2 and Fig. 3, wherein Fig. 2 is the output control of loading machine engine power
Signal flow schematic diagram processed, Fig. 3 are loading machine V-type operation schematic diagram；The V-type operation derives from the actual motion rail of loading machine
Mark is V-type.In conjunction with the actual scene in Fig. 3, when loading machine is charged, it will usually change to 1 grade of advance, at this time shelves
After position signal is input to engine electronic control unit, the multi-functional heavily loaded curve of engine electronic control unit output, using weight
Load mode is run；It after loading machine runs to material storeroom, charges, after charging, gear is set as falling back 1 grade, hair
Motivation continues heavy service, therefore exports multi-functional heavily loaded curve；After returning to V-type setting, need to run to material unloading
Place carries out discharging, is shifted to 1 grade of advance at this time, and engine continues heavy duty；After being unloaded at material unloading, falls back to V-type and make
Industry point, at this time since material has unloaded, load is smaller, therefore is set as reverse second speed gear and carries out fast reverse, and corresponding is hair
The multi-functional underloading curve of motivation；It when then proceeding by charging, fast forwards through, gear is advancing 3 grades, is not filled also at this time
Material, therefore, light engine load, when being ready for charging, gear shift is to advance 1 grade, engine heavy duty.Gear shift is and so on repeated,
In gearshift procedure, engine electronic control unit automatically switches multi-functional heavily loaded curve and multi-functional underloading curve, without
Driver's operation.
Therefore, when engineering machinery is loading machine, preset gear signal and power output curve corresponding relationship are as follows: described
Gear signal is when advancing one grade or one grade of retroversion, and the power output curve is multi-functional heavily loaded curve；The gear signal
When for advance third gear or reverse second speed gear, the power output curve is multi-functional underloading curve.
It is illustrated by taking land leveller as an example, refers to Fig. 4 and Fig. 5, wherein Fig. 4 is the output control of land leveller engine power
Signal flow schematic diagram processed；Fig. 5 is land leveller linear reciprocation operation schematic diagram；The operation mode of land leveller is that straight line is made back and forth
Industry: i.e. extension forward gear is bulldozed certain linear distance, be at this time it is load-carrying, heavy duty power curve can be used；Then it hangs and reverses gear
Substantially by backtracking, when return, is non-loaded, and underloading power curve can be used.
Therefore, when engineering machinery is land leveller, the preset gear signal and power output curve corresponding relationship packet
Include: when the gear signal is drive shift, the power output curve is multi-functional heavily loaded curve；When the gear signal is
When reverse gear, the power output curve is that more power are lightly loaded curve.
It should be noted that corresponding gear signal and function can be set when engineering machinery is the vehicle of other models
Rate curve of output corresponding relationship does not make exhaustion to this in the present embodiment.It is moved back and forth since engineering machinery has, frequent switching shelves
The characteristics of position and power curve, and basic repetition is moved back and forth, it is therefore not necessary to judge whether operating condition meets gear shift or switching item
Part enables the switching between multi-functional heavily loaded curve and multi-functional underloading curve that gear is followed to carry out intelligent switching, thus
The switching of heavily loaded mode and light-load mode is simplified, and then is achieved the purpose that fuel-efficient.
Based on identical inventive concept, the embodiment of the present invention also provides a kind of engineering machinery engine power output control dress
It sets, the engineering machinery engine power output control device is located in the electronic control unit of engine, refers to Fig. 6, Fig. 6
For a kind of engineering machinery engine power output controling device structure diagram provided in an embodiment of the present invention.The engineering machinery
Apparatus engine power output controller includes:
Gear acquiring unit 11, for obtaining the gear signal of the engineering machinery；
Switch unit 12, for receiving the gear signal, and according to preset gear signal and power output curve
Corresponding relationship switches the power output curve of the engineering machinery.
It should be noted that obtaining the gear signal of the engineering machinery in the present embodiment, actively acquisition can be,
It can be and passively obtain, the active acquisition specifically includes gear acquiring unit 11 and sends detection instruction to gear position sensor,
After gear position sensor receives detection instruction, then carry out gear detection.The passive acquisition modes can be gear acquiring unit 11
It is connected with the gear position sensor being located near gear, after gear position sensor detects gear present position, generates gear signal, shelves
The gear signal is transferred to the gear acquiring unit by level sensor.Gear is obtained to gear acquiring unit in the present embodiment
The detailed mode of signal is not construed as limiting.
Switch unit 12 is connected with gear acquiring unit 11, receives the gear signal that gear acquiring unit 11 is sent, then
According to the corresponding relationship of preset gear signal and power output curve, different power output curves is selected, to control hair
The output power of motivation.Switch unit switches foundation --- pair of preset gear signal and power output curve in the present embodiment
Should be related to, which can be, is stored in advance in the storage unit of the engineering machinery engine power output control device, therefore,
The control device of engineering machinery engine power output described in the present embodiment can also include storage unit, refer to Fig. 7, described
Storage unit 13 is used to store the corresponding relationship of preset gear signal and power output curve.When switch unit 12 has received shelves
After the gear signal that gets of position acquiring unit 11, then call pre-stored gear signal and power defeated from storage unit 13
The corresponding relationship of curve out exports corresponding power curve according to gear signal and corresponding relationship.
Since in the embodiment of the present invention, gear signal and the corresponding relationship of power output curve being pre-set, therefore,
No setting is required power mode output selection switch, namely in the actual operation process without driver, while operating gear again
Operation power of diverting one's attention output mode selection switch, to realize that multi-functional heavily loaded curve and the intelligence of multi-functional underloading curve are cut
It changes, simplifies the operation of driver, so as to avoid engineering machinery long-term work under heavily loaded power mode output, and caused by
The phenomenon that power dissipation.
Based on identical inventive concept, the present invention provides a kind of engineering machinery engine, shown in Figure 8, when ability
Zhong Lihong engineering machinery engine includes: gear position sensor 20, electronic control unit 10, the gear position sensor and the electronics
It is connected between control unit by harness 30；
The gear position sensor 20 obtains gear signal for detecting the gear present position；
The gear signal and preset gear that the electronic control unit 10 is transmitted according to the harness 30
The corresponding relationship of signal and power output curve exports different power output curves；
Wherein, the electronic control unit includes the control of engineering machinery engine power output described in above example
Device.
It should be noted that, in order to realize intelligence, the gear signal of engineering machinery can be by shelves in the embodiment of the present invention
Level sensor acquisition obtains, and is not judged by driver, is then manually entered into the electronic control unit of engine
(ECU) in.
It needs to be arranged more small power oil circuit breakers in the prior art, namely needs more function of manually operated in the prior art
Rate selection switch or power mode output selection switch, switch is divided into several grades, and can be called more GSS Gear Select Switch, different shelves
Position represents different power curve.
The embodiment of the present invention provides a kind of engineering machinery engine and its power output control method, device, relative to existing
There is technology, the invention has the following beneficial effects:
The present invention is by the operating condition of utilizing works mechanical (including at least loading machine or land leveller), by each work of engineering machinery
The corresponding gear of condition realizes the intelligence of more power curve selections, without switching switch, only in conjunction with the selection of Multi-function curve
The switching of underloading, heavy duty can be realized by transformation gear, it is fuel-efficient to achieve the purpose that.
That is, the program of different capacity curve is stored in advance in Engine ECU, pass through extraneous variable access signal
It is instructed to ECU, realizes the purpose for running different power curve.Using gear signal as ECU judgment basis in the application, thus
Reach intelligent switching, necessary more small power oil circuit breakers in the prior art are omitted.
It should be noted that all the embodiments in this specification are described in a progressive manner, each embodiment weight
Point explanation is the difference from other embodiments, and the same or similar parts between the embodiments can be referred to each other.
It should also be noted that, herein, relational terms such as first and second and the like are used merely to one
Entity or operation are distinguished with another entity or operation, without necessarily requiring or implying between these entities or operation
There are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to contain
Lid non-exclusive inclusion, so that article or equipment including a series of elements not only include those elements, but also
It including other elements that are not explicitly listed, or further include for this article or the intrinsic element of equipment.Do not having
In the case where more limitations, the element that is limited by sentence "including a ...", it is not excluded that in the article including above-mentioned element
Or there is also other identical elements in equipment.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (8)
1. a kind of engineering machinery engine power output control method, which is characterized in that the engineering machinery applied to reciprocating motion
In, the engineering machinery engine power output control method includes:
Obtain the gear signal of the engineering machinery；
According to the corresponding relationship of the gear signal and preset gear signal and power output curve；Switch the engineering
Mechanical power output curve；
Wherein, the gear signal is acquired by gear position sensor and is obtained；
The power output curve includes multi-functional heavily loaded curve and multi-functional underloading curve.
2. engineering machinery engine power output control method according to claim 1, which is characterized in that the engineering machine
Tool is loading machine.
3. engineering machinery engine power output control method according to claim 2, which is characterized in that described preset
Gear signal includes: with power output curve corresponding relationship
The gear signal is when advancing one grade or one grade of retroversion, and the power output curve is multi-functional heavily loaded curve；
When the gear signal is advance third gear or reverse second speed gear, the power output curve is multi-functional underloading curve.
4. engineering machinery engine power output control method according to claim 1, which is characterized in that the engineering machine
Tool is land leveller.
5. engineering machinery engine power output control method according to claim 4, which is characterized in that described preset
Gear signal includes: with power output curve corresponding relationship
When the gear signal is drive shift, the power output curve is multi-functional heavily loaded curve；
When the gear signal is reverse gear, the power output curve is that more power are lightly loaded curve.
6. a kind of engineering machinery engine power output control device characterized by comprising
Gear acquiring unit, for obtaining the gear signal of the engineering machinery；
Switch unit is closed for receiving the gear signal, and according to preset gear signal is corresponding with power output curve
System, switches the power output curve of the engineering machinery.
7. engineering machinery engine power output control device according to claim 6, which is characterized in that further include storage
Unit, the storage unit are used to store the corresponding relationship of the preset gear signal and power output curve, and will be described
Corresponding relationship is sent to the switch unit.
8. a kind of engineering machinery engine characterized by comprising gear position sensor, electronic control unit, the gear sensing
It is connected between device and the electronic control unit by harness；
The gear position sensor obtains gear signal for detecting the gear present position；
The gear signal and preset gear signal and function that the electronic control unit is transmitted according to the harness
The corresponding relationship of rate curve of output exports different power output curves；
Wherein, the electronic control unit includes the control dress of engineering machinery engine power output described in claim 6 or 7
It sets.
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| CN201811642689.2A CN109404144A (en) | 2018-12-29 | 2018-12-29 | A kind of engineering machinery engine and its power output control method, device |
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| CN111237068A (en) * | 2020-02-27 | 2020-06-05 | 淮阴工学院 | Control method for improving power utilization rate of loader |
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Application publication date: 20190301 |
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