CN106677913A - Power and load matching control method, device and system and transport vehicle - Google Patents
Power and load matching control method, device and system and transport vehicle Download PDFInfo
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- CN106677913A CN106677913A CN201510762439.2A CN201510762439A CN106677913A CN 106677913 A CN106677913 A CN 106677913A CN 201510762439 A CN201510762439 A CN 201510762439A CN 106677913 A CN106677913 A CN 106677913A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000000779 smoke Substances 0.000 claims description 26
- 238000011156 evaluation Methods 0.000 claims description 25
- 230000008450 motivation Effects 0.000 claims description 5
- 241000208340 Araliaceae Species 0.000 claims description 4
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims description 4
- 235000003140 Panax quinquefolius Nutrition 0.000 claims description 4
- 235000008434 ginseng Nutrition 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 8
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
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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
- F02D29/02—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 peculiar to engines driving vehicles; peculiar to engines driving variable pitch propellers
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a power and load matching control method, a device and a system and a transport vehicle, which aim to improve the accuracy and the adaptability of power and load matching of the transport vehicle. The method comprises the following steps: determining actual load information of the transport vehicle according to the running condition information of the transport vehicle; determining a target torque or a target power of an engine of the transport vehicle according to the actual load information; determining a target control parameter of the engine according to the target torque or the target power of the engine; outputting the target control parameter of the engine to an engine control module of the transport vehicle. In the scheme of the invention, the target torque or the target power of the engine of the transport vehicle is determined according to the actual load information, and the actual load information is determined according to the running condition information of the transport vehicle, including but not only the load information.
Description
Technical field
The present invention relates to haulage vehicle technical field, more particularly to a kind of power and load matched controlling party
Method, device, system and haulage vehicle.
Background technology
Perfect with social development and national basis Facilities Construction, road haulage is increasingly flourishing, transport vehicle
It is also increasing, mainly include long-distance truck and engineering transportation vehicle.Therefore, driver is to haulage vehicle
Energy consumption also growing interest, the every technical need to reducing energy consumption of vehicles is also increasingly stronger, how to allow vehicle
Power output and loading demand to match be the key of automobile energy-saving.
Generally, the engine of haulage vehicle configured a lot of bar power curve when dispatching from the factory, driver can be according to car
Load condition independently select.For example, the driving interior of some haulage vehicles is provided with multistate switch, tool
There are the multiple choices gears such as heavily loaded, middle load, underloading, zero load, different engine power curves are corresponded to respectively.
Driver can select suitable gear, to reach according to vehicle load when haulage vehicle is driven by correlation experience
To the purpose of oil-saving discharging-reducing.
Above-mentioned prior art has a drawback in that：Affected by driver's subjective experience and enthusiasm, Si Ji
Often go wrong during the gear for selecting multistate switch, therefore, action edge is entered to vehicle and is grasped with load matched
The accuracy of work is poor；The loading condition of vehicle is not only relevant with load-carrying, is also accustomed to by road conditions, driver driving
Etc. the impact of factor, therefore, driver selects the gear of multistate switch very may not be used according to vehicle load situation
Lean on；Furthermore, the actual loading information difference of different vehicle is very big, even same vehicle is in different sections of highway
Traveling road conditions also have greatly difference, and prior art matches car using fixed several engine power output modes
Various loading conditions, adaptability is poor.
The content of the invention
Embodiments provide a kind of power and load matched control method, device, system and transport vehicle
, to improve the power of haulage vehicle with the accuracy of load matched and adaptability.
The power that the embodiment of the present invention is provided and load matched control method, including：
According to the driving cycle information of haulage vehicle, the actual loading information of haulage vehicle is determined；
According to the actual loading information, the target torque or target power of the engine of haulage vehicle are determined；
According to the target torque or target power of the engine, the target control ginseng of the engine is determined
Number；
The target control parameter of the engine is exported to the engine control module of haulage vehicle.
Specifically, the actual loading information includes the load-carrying percentage of haulage vehicle；
And the actual loading information also include it is following at least one：The grade information of track, OK
Sail the flatness information on road surface, and the driving habit evaluation information of driver.
In the technical scheme of the embodiment of the present invention, the target torque or target power of the engine of haulage vehicle
Determined according to actual loading information, the actual loading information determines according to the driving cycle information of haulage vehicle,
Including but not exclusively weight information, compared to existing technology, the target control of engine determined by this programme
Parameter is more accurate, therefore, it is possible to significantly improve the power of haulage vehicle with the accuracy of load matched and adaptation
Property.
Based on identical inventive concept, the embodiment of the present invention additionally provides a kind of power with load matched control dress
Put, including：
First determining unit, for according to the driving cycle information of haulage vehicle, determining the reality of haulage vehicle
Load information；
Second determining unit, for according to the actual loading information, determining the mesh of the engine of haulage vehicle
Mark moment of torsion or target power；
3rd determining unit, for according to the target torque or target power of the engine, it is determined that described
The target control parameter of motivation；
Output unit, for exporting the target control of the engine to the engine control module of haulage vehicle
Parameter.
Using the control device of the embodiment of the present invention, determined by engine target control parameter compare it is existing
Technology is more accurate, therefore, it is possible to significantly improve the power of haulage vehicle with the accuracy of load matched and adaptation
Property.
Based on identical inventive concept, the embodiment of the present invention additionally provides a kind of power with load matched control system
System, including：
Engine characteristic data storehouse；
Sensor device, for detecting the driving cycle information of haulage vehicle；
Control device, the engine control with the engine characteristic data storehouse, sensor device and haulage vehicle
Molding block signal connects, for retrieving engine characteristic data storehouse, according to the driving cycle information, it is determined that
The actual loading information of haulage vehicle；According to the actual loading information, the engine of haulage vehicle is determined
Target torque or target power；According to the target torque or target power of the engine, it is determined that described start
The target control parameter of machine；The target control of the engine is exported to the engine control module of haulage vehicle
Parameter.
In the same manner, using the control system of the embodiment of the present invention, the target control of engine determined by control device
Parameter processed is more accurate compared to existing technology, therefore, it is possible to significantly improve the power and load matched of haulage vehicle
Accuracy and adaptability.
The embodiment of the present invention additionally provides a kind of haulage vehicle, including the power described in preceding solution with it is negative
Carry matching control system.The engine power of the haulage vehicle can realize matched well, dynamic property with load
It is preferable with economy.
Description of the drawings
Fig. 1 is one embodiment of the invention power and load matched control method schematic flow sheet；
Fig. 2 is one embodiment of the invention power and load matched control device structural representation；
Fig. 3 is one embodiment of the invention power and load matched control system architecture schematic diagram；
Fig. 4 is further embodiment of this invention power and load matched control system architecture schematic diagram.
Specific embodiment
In order to improve the power of haulage vehicle with the accuracy of load matched and adaptability, the embodiment of the present invention is carried
A kind of power and load matched control method, device, system and haulage vehicle are supplied.
As shown in figure 1, the power and load matched control method of one embodiment of the invention offer, including it is as follows
Step：
Step 101, according to the driving cycle information of haulage vehicle, determine the actual loading information of haulage vehicle；
Step 102, according to actual loading information, determine the target torque or target of the engine of haulage vehicle
Power；
Step 103, according to the target torque or target power of engine, determine the target control ginseng of engine
Number；
Step 104, to haulage vehicle engine control module output engine target control parameter.
Wherein, the condition information when driving cycle message reflection of haulage vehicle haulage vehicle is travelled, for example
Can be the angle of haulage vehicle and horizontal direction, the deflection of the elastic component of haulage vehicle and deformation frequencies,
The current torque of engine, current throttle aperture or smoke intensity value, etc..
In a step 102, the target that according to actual loading information, can determine the engine of haulage vehicle is turned round
Square, then step 103 be：According to the target torque of engine, the target control parameter of engine is determined.
In a step 102, it is also possible to according to actual loading information, determine the target of the engine of haulage vehicle
Power, then step 103 be：According to the target power of engine, the target control parameter of engine is determined.
Wherein, there is relation between target torque T of engine and target power P：T=9550P/n, its
Middle n is engine speed.
The target control parameter of engine can include injection pressure, injection advance angle, torque limit, and
Distributive value limit value, etc..The particular type of haulage vehicle is not limited, for example can for lorry, dumper or
Concrete mixing and transporting car etc..
In the prior art, driver selects the suitable shelves of multistate switch according to vehicle load by correlation experience
Position so that engine is operated under corresponding control parameter, the accuracy of vehicle power and load matched and
Adaptability is poor.By taking concrete mixing and transporting car as an example, the existing plains region of road that it is travelled it is flat
Road, the hillside road for also having mountain area, the flat main road in existing city, the miriness for also having building site periphery is jolted road,
Being shown using prior art manner can not realize the best match of vehicle power and load.
Target torque or target in the scheme of the embodiment of the present invention, corresponding to engine target control parameter
Power, determines according to actual loading information.Driving cycle information of the actual loading information according to haulage vehicle
It is determined that, including but not only include weight information, can also for example include the grade information, OK of track
Sail the flatness information on road surface, and sensu lato load information such as the driving habit evaluation information of driver, this
A little matchings that can all have influence on engine power and load.Compared to existing technology, using the embodiment of the present invention
The target control parameter of engine determined by scheme is more accurate, and the target control parameter of the engine
With the actual loading dynamic change of haulage vehicle, engine can be made to export best torque, therefore the party all the time
Case can significantly improve the power of haulage vehicle with the accuracy of load matched and adaptability.
The driving cycle information of haulage vehicle can be detected that some driving cycle information may be used also by sensor device
To be fed back by engine control module.Engine control module is also referred to as ECM (Engine Control Module),
With continuous monitoring and control engine work operating function.
In above-described embodiment, actual loading information includes the load-carrying percentage of haulage vehicle；And actual negative information carrying
Breath also include it is following at least one：The grade information of track, the flatness information of track,
And the driving habit evaluation information of driver.Additionally, actual loading information can also include the row of haulage vehicle
Velocity information, windage information etc. are sailed, these can also be used as determination engine target moment of torsion or target power
Reference quantity.
Used as a preferred embodiment of the present invention, actual loading information includes the grade information of track,
Step 101 may particularly include following sub-step：
Obtain the angle of haulage vehicle and horizontal direction；
When lower limit angle value of the angle less than setting, determine that track is descending road surface；
When upper limit angle value of the angle more than setting, determine that track is upward slope road surface；
When angle is not less than the lower limit angle value of setting, and when being not more than the upper limit angle value of setting, it is determined that row
It is without slope road surface to sail road surface.
Wherein, lower limit angle value and upper limit angle value can determine according to test with reference to correlation experience.
Used as a preferred embodiment of the present invention, actual loading information includes the load-carrying percentage of haulage vehicle
With the flatness information of track, step 101 also may particularly include following sub-step：
Obtain the deflection and deformation frequencies of the elastic component of haulage vehicle；
According to the deflection of the haulage vehicle full load elastic component of the deflection and storage of elastic component, it is determined that fortune
The load-carrying percentage of defeated vehicle；
When the deflection of elastic component is more than the deflection threshold value for setting, and the deformation frequencies of elastic component are more than setting
Deformation frequencies threshold value when, determine track to jolt road surface；Otherwise, it determines track is flat road
Face.
Wherein, the deflection of elastic component can change with the change of loading capacity, and its concrete form is not limited, for example
Can be plate spring suspension brackets or rear stand of haulage vehicle etc..Deflection threshold value and deformation frequencies threshold value can roots
Determine with reference to correlation experience according to test.
The driving habit of driver is also the key factor for affecting engine power and load matched.As this
A bright preferred embodiment, actual loading information includes the driving habit evaluation information of driver, step 101
Also may particularly include following sub-step：
Obtain the current torque and current throttle aperture of engine；
According to current torque, the demand accelerator open degree of engine is determined；
When the absolute difference of current throttle aperture and demand accelerator open degree is less than the matching threshold for setting, it is determined that
The driving habit of driver is excellent, otherwise, it determines the driving habit of driver is poor.
In another preferred embodiment of the present invention, the driving habit of driver can also be commented in the following manner
It is fixed, including following sub-step；
Obtain the smoke intensity value of engine；
When engine smoke intensity value less than setting smoke intensity threshold value when, determine the driving habit of driver for excellent, it is no
Then, the driving habit for determining driver is poor.
Smoke intensity is the dye blackness that designated capabilities are vented passed through filter paper.The number range of smoke intensity value is 0-10,
The smoke intensity of blank filter paper is zero, and the smoke intensity of completely black filter paper is 10.Smoke intensity value is bigger, illustrates that fuel oil burns more not
Fully, often occurs such case when driver driving is lacked experience, this also influences whether engine power
With load matched.
Used as a preferred embodiment of the present invention, actual loading information includes the load-carrying percentage of haulage vehicle
Than, the flatness information of the grade information of track, track, and the driving habit evaluation of driver
Information, step 102 is specifically included：
Determine corresponding load factor k of load-carrying percentage of haulage vehicle1, the grade information correspondence of track
Gradient coefficient k2, the corresponding flatness coefficient k of flatness information of track3, and the driving of driver
The corresponding driving habit coefficient k of custom evaluation information4；
According to functional relation T=f (T0, k1, k2, k3, k4), determine target torque T of engine, its
In, T0For the max. output torque of engine.
Engine is commonly configured with engine characteristic data storehouse when dispatching from the factory.Embodiment of the present invention scheme can be with
Actual loading information is corresponding with the corresponding relation of coefficient value, above-mentioned each coefficient value and engine target moment of torsion
Relation, and the corresponding relation of engine target moment of torsion and engine target control parameter to be stored in engine special
Property database in, when the step of performing the inventive method embodiment, index engine characteristic data storehouse, from
And obtain corresponding data message.Data in engine characteristic data storehouse can according to engine model, start
Machine dispatch from the factory before bench test and with reference to correlation experience determine.
As shown in Fig. 2 being based on identical inventive concept, the embodiment of the present invention additionally provides a kind of power and bears
Matching control apparatus are carried, including：
First determining unit 21, for according to the driving cycle information of haulage vehicle, determining the reality of haulage vehicle
Border load information；
Second determining unit 22, for according to actual loading information, determining the target of the engine of haulage vehicle
Moment of torsion or target power；
3rd determining unit 23, for according to the target torque or target power of engine, determining engine
Target control parameter；
Output unit 24, for the target control of the engine control module output engine of haulage vehicle ginseng
Number.
Specifically, actual loading information includes the load-carrying percentage of haulage vehicle；And actual loading information is also wrapped
Include it is following at least one：The grade information of track, the flatness information of track, Yi Jisi
The driving habit evaluation information of machine.
Preferably, when actual loading information includes the grade information of track, the first determining unit 21,
Angle specifically for obtaining haulage vehicle and horizontal direction；When lower limit angle value of the angle less than setting,
Determine that track is descending road surface；When upper limit angle value of the angle more than setting, determine that track is
Upward slope road surface；When angle is not less than the lower limit angle value of setting, and when being not more than the upper limit angle value of setting,
Determine that track is without slope road surface.
Preferably, including the load-carrying percentage of haulage vehicle and the flatness of track when actual loading information
During information, the first determining unit 21, the deflection and deformation frequency specifically for obtaining the elastic component of haulage vehicle
Rate；According to the deflection of the haulage vehicle full load elastic component of the deflection and storage of elastic component, it is determined that fortune
The load-carrying percentage of defeated vehicle；When the deflection of elastic component is more than the deflection threshold value of setting, and elastic component
Deformation frequencies more than setting deformation frequencies threshold value when, determine track to jolt road surface；Otherwise, really
Track is determined for flat road surface.
Preferably, when actual loading information includes the driving habit evaluation information of driver, the first determining unit
21, the current torque and current throttle aperture specifically for obtaining engine；According to current torque, it is determined that sending out
The demand accelerator open degree of motivation；When the absolute difference of current throttle aperture and demand accelerator open degree is less than setting
During matching threshold, the driving habit for determining driver is excellent, otherwise, it determines the driving habit of driver is poor.
Or, when actual loading information includes the driving habit evaluation information of driver, the first determining unit 21,
Smoke intensity value specifically for obtaining engine；When the smoke intensity value of engine is less than the smoke intensity threshold value for setting, really
The driving habit for determining driver is excellent, otherwise, it determines the driving habit of driver is poor.
Preferably, when actual loading information includes that the load-carrying percentage of haulage vehicle, the gradient of track are believed
Breath, the flatness information of track, and driver driving habit evaluation information when, the second determining unit
22, corresponding load factor k of load-carrying percentage specifically for determining haulage vehicle1, the gradient of track
The corresponding gradient coefficient k of information2, the corresponding flatness coefficient k of flatness information of track3, Yi Jisi
The corresponding driving habit coefficient k of driving habit evaluation information of machine4；According to functional relation T=f (T0, k1,
k2, k3, k4), determine target torque T of engine, wherein, T0For the max. output torque of engine.
Using the control device of the embodiment of the present invention, determined by engine target control parameter compare it is existing
Technology is more accurate, therefore, it is possible to significantly improve the power of haulage vehicle with the accuracy of load matched and adaptation
Property.
As shown in figure 3, being based on identical inventive concept, the embodiment of the present invention additionally provides a kind of power and bears
Matching control system is carried, including：
Engine characteristic data storehouse 30；
Sensor device 31, for detecting the driving cycle information of haulage vehicle；
Control device 32, with starting for engine characteristic data storehouse 30, sensor device 31 and haulage vehicle
The signal of machine control module 33 connects, for retrieving engine characteristic data storehouse 30, according to driving cycle information,
Determine the actual loading information of haulage vehicle；According to actual loading information, the engine of haulage vehicle is determined
Target torque or target power；According to the target torque or target power of engine, the target of engine is determined
Control parameter；To the target control parameter of the output engine of engine control module 33 of haulage vehicle.
Specifically, actual loading information includes the load-carrying percentage of haulage vehicle；And actual loading information is also wrapped
Include it is following at least one：The grade information of track, the flatness information of track, Yi Jisi
The driving habit evaluation information of machine.Sensor device can include multiple sensors, be respectively used to detection different
Parameter.
As shown in figure 4, preferably, sensor device 31 is included for detecting haulage vehicle and horizontal direction
The angular transducer 301 of angle；Control device 32, during for the lower limit angle value that setting is less than when angle,
Determine that track is descending road surface；When upper limit angle value of the angle more than setting, determine that track is
Upward slope road surface；When angle is not less than the lower limit angle value of setting, and when being not more than the upper limit angle value of setting,
Determine that track is without slope road surface.
As shown in figure 4, preferably, sensor device 31 also includes the elastic component for detecting haulage vehicle
Deflection and deformation frequencies deformation amount sensor 302；Control device 32, for according to the change of elastic component
The deflection of shape amount and the haulage vehicle full load elastic component of storage, determines the load-carrying percentage of haulage vehicle
Than；When the deflection of elastic component is more than the deflection threshold value for setting, and the deformation frequencies of elastic component are more than setting
Deformation frequencies threshold value when, determine track to jolt road surface；Otherwise, it determines track is flat road
Face.
Some driving cycle information of haulage vehicle can also be fed back by engine control module 33.For example,
Control device 32, the current torque and current throttle for obtaining engine from engine control module 33 is opened
Degree；According to current torque, the demand accelerator open degree of engine is determined；When current throttle aperture and demand throttle
The absolute difference of aperture less than setting matching threshold when, determine the driving habit of driver for excellent, otherwise, really
The driving habit for determining driver is poor.
Optionally, sensor device includes the smoke intensity sensor for detecting engine smoke intensity；Control device,
It is no for when smoke intensity threshold value of the smoke intensity value of engine less than setting, determining the driving habit of driver for excellent
Then, the driving habit for determining driver is poor.
Preferably, control device 32, the corresponding load-carrying system of load-carrying percentage specifically for determining haulage vehicle
Number k1, the corresponding gradient coefficient k of grade information of track2, the flatness information of track is corresponding
Flatness coefficient k3, and the corresponding driving habit coefficient k of driving habit evaluation information of driver4；According to letter
Number relational expression T=f (T0, k1, k2, k3, k4), determine target torque T of engine, wherein, T0To send out
The max. output torque of motivation.
In the same manner, using the control system of the embodiment of the present invention, the target control of engine determined by control device
Parameter processed is more accurate compared to existing technology, therefore, it is possible to significantly improve the power and load matched of haulage vehicle
Accuracy and adaptability.
The embodiment of the present invention additionally provides a kind of haulage vehicle, including the power of preceding solution and load
With control system.The engine power of the haulage vehicle can realize matched well, dynamic property and Jing with load
Ji property is preferable.The particular type of haulage vehicle is not limited, for example, can be lorry, dumper or concrete
Agitator truck etc..
Obviously, those skilled in the art can carry out various changes and modification without deviating from this to the present invention
Bright spirit and scope.So, if the present invention these modification and modification belong to the claims in the present invention and
Within the scope of its equivalent technologies, then the present invention is also intended to comprising these changes and modification.
Claims (22)
1. a kind of power and load matched control method, it is characterised in that include：
According to the driving cycle information of haulage vehicle, the actual loading information of haulage vehicle is determined；
According to the actual loading information, the target torque or target power of the engine of haulage vehicle are determined；
According to the target torque or target power of the engine, the target control ginseng of the engine is determined
Number；
The target control parameter of the engine is exported to the engine control module of haulage vehicle.
2. the method for claim 1, it is characterised in that
The actual loading information includes the load-carrying percentage of haulage vehicle；
And the actual loading information also include it is following at least one：The grade information of track, OK
Sail the flatness information on road surface, and the driving habit evaluation information of driver.
3. method as claimed in claim 2, it is characterised in that when the actual loading information includes row
When sailing the grade information on road surface, the driving cycle information according to haulage vehicle determines the reality of haulage vehicle
Border load information includes：
Obtain the angle of haulage vehicle and horizontal direction；
When lower limit angle value of the angle less than setting, determine that track is descending road surface；
When upper limit angle value of the angle more than setting, determine that track is upward slope road surface；
When the angle is not less than the lower limit angle value of setting, and when being not more than the upper limit angle value of setting, really
It is without slope road surface to determine track.
4. method as claimed in claim 2, it is characterised in that when the actual loading information includes fortune
During the flatness information of the load-carrying percentage of defeated vehicle and track, the traveling work according to haulage vehicle
Condition information, determining the actual loading information of haulage vehicle includes：
Obtain the deflection and deformation frequencies of the elastic component of haulage vehicle；
According to the deflection of the haulage vehicle full load elastic component of the deflection and storage of the elastic component, really
Determine the load-carrying percentage of haulage vehicle；
When the deflection of the elastic component is more than the deflection threshold value of setting, and the deformation frequencies of the elastic component
During more than the deformation frequencies threshold value for setting, track is determined for road surface of jolting；Otherwise, it determines track
For flat road surface.
5. method as claimed in claim 2, it is characterised in that when the actual loading information includes department
During the driving habit evaluation information of machine, the driving cycle information according to haulage vehicle determines haulage vehicle
Actual loading information include：
Obtain the current torque and current throttle aperture of engine；
According to the current torque, the demand accelerator open degree of engine is determined；
When the absolute difference of the current throttle aperture and demand accelerator open degree is less than the matching threshold for setting,
The driving habit for determining driver is excellent, otherwise, it determines the driving habit of driver is poor.
6. method as claimed in claim 2, it is characterised in that when the actual loading information includes department
During the driving habit evaluation information of machine, the driving cycle information according to haulage vehicle determines haulage vehicle
Actual loading information include：
Obtain the smoke intensity value of engine；
When the smoke intensity value of the engine is less than the smoke intensity threshold value for setting, the driving habit for determining driver is
It is excellent, otherwise, it determines the driving habit of driver is poor.
7. method as claimed in claim 2, it is characterised in that when the actual loading information includes fortune
The load-carrying percentage of defeated vehicle, the grade information of track, the flatness information of track, Yi Jisi
It is described according to the actual loading information during driving habit evaluation information of machine, determine starting for haulage vehicle
The target torque of machine, including：
Determine corresponding load factor k of load-carrying percentage of haulage vehicle1, the grade information correspondence of track
Gradient coefficient k2, the corresponding flatness coefficient k of flatness information of track3, and the driving of driver
The corresponding driving habit coefficient k of custom evaluation information4；
According to functional relation T=f (T0, k1, k2, k3, k4), determine target torque T of engine, its
In, T0For the max. output torque of engine.
8. a kind of power and load matched control device, it is characterised in that include：
First determining unit, for according to the driving cycle information of haulage vehicle, determining the reality of haulage vehicle
Load information；
Second determining unit, for according to the actual loading information, determining the mesh of the engine of haulage vehicle
Mark moment of torsion or target power；
3rd determining unit, for according to the target torque or target power of the engine, it is determined that described
The target control parameter of motivation；
Output unit, for exporting the target control of the engine to the engine control module of haulage vehicle
Parameter.
9. device as claimed in claim 8, it is characterised in that
The actual loading information includes the load-carrying percentage of haulage vehicle；
And the actual loading information also include it is following at least one：The grade information of track, OK
Sail the flatness information on road surface, and the driving habit evaluation information of driver.
10. device as claimed in claim 9, it is characterised in that when the actual loading information includes row
When sailing the grade information on road surface, first determining unit, specifically for obtaining haulage vehicle and horizontal direction
Angle；When lower limit angle value of the angle less than setting, determine that track is descending road surface；When
When the angle is more than the upper limit angle value for setting, determine that track is upward slope road surface；When the angle not
Less than the lower limit angle value of setting, and when being not more than the upper limit angle value of setting, determine that track is without slope
Road surface.
11. devices as claimed in claim 9, it is characterised in that when the actual loading information includes fortune
During the flatness information of the load-carrying percentage of defeated vehicle and track, first determining unit is concrete to use
In the deflection and deformation frequencies of the elastic component for obtaining haulage vehicle；According to the deflection of the elastic component and
The deflection of the haulage vehicle full load elastic component of storage, determines the load-carrying percentage of haulage vehicle；Work as institute
The deflection threshold value of the deflection more than setting of elastic component is stated, and the deformation frequencies of the elastic component are more than setting
Deformation frequencies threshold value when, determine track to jolt road surface；Otherwise, it determines track is flat road
Face.
12. devices as claimed in claim 9, it is characterised in that when the actual loading information includes department
During the driving habit evaluation information of machine, first determining unit, the current torsion specifically for obtaining engine
Square and current throttle aperture；According to the current torque, the demand accelerator open degree of engine is determined；When described
The absolute difference of current throttle aperture and demand accelerator open degree determines driver's less than during the matching threshold for setting
Driving habit is excellent, otherwise, it determines the driving habit of driver is poor.
13. devices as claimed in claim 9, it is characterised in that when the actual loading information includes department
During the driving habit evaluation information of machine, first determining unit, the smoke intensity value specifically for obtaining engine；
When the engine smoke intensity value less than setting smoke intensity threshold value when, determine the driving habit of driver for excellent, it is no
Then, the driving habit for determining driver is poor.
14. devices as claimed in claim 9, it is characterised in that when the actual loading information includes fortune
The load-carrying percentage of defeated vehicle, the grade information of track, the flatness information of track, Yi Jisi
During the driving habit evaluation information of machine, second determining unit, the load-carrying specifically for determining haulage vehicle
Corresponding load factor k of percentage1, the corresponding gradient coefficient k of grade information of track2, track
The corresponding flatness coefficient k of flatness information3, and the corresponding driving of driving habit evaluation information of driver
Custom coefficient k4；According to functional relation T=f (T0, k1, k2, k3, k4), the target for determining engine is turned round
Square T, wherein, T0For the max. output torque of engine.
A kind of 15. power and load matched control system, it is characterised in that include：
Engine characteristic data storehouse；
Sensor device, for detecting the driving cycle information of haulage vehicle；
Control device, the engine control with the engine characteristic data storehouse, sensor device and haulage vehicle
Molding block signal connects, for retrieving engine characteristic data storehouse, according to the driving cycle information, it is determined that
The actual loading information of haulage vehicle；According to the actual loading information, the engine of haulage vehicle is determined
Target torque or target power；According to the target torque or target power of the engine, it is determined that described start
The target control parameter of machine；The target control of the engine is exported to the engine control module of haulage vehicle
Parameter.
16. systems as claimed in claim 15, it is characterised in that
The actual loading information includes the load-carrying percentage of haulage vehicle；
And the actual loading information also include it is following at least one：The grade information of track, OK
Sail the flatness information on road surface, and the driving habit evaluation information of driver.
17. systems as claimed in claim 16, it is characterised in that
The sensor device includes the angular transducer for detecting haulage vehicle and horizontal direction angle；
The control device, for when the angle is less than the lower limit angle value for setting, determining track
For descending road surface；When upper limit angle value of the angle more than setting, determine that track is upward slope road surface；
When the angle is not less than the lower limit angle value of setting, and when being not more than the upper limit angle value of setting, it is determined that row
It is without slope road surface to sail road surface.
18. systems as claimed in claim 16, it is characterised in that
The sensor device includes the deflection for detecting the elastic component of haulage vehicle and deformation frequencies
Deformation amount sensor；
The control device, for according to the haulage vehicle full load of the deflection of the elastic component and storage
The deflection of elastic component, determines the load-carrying percentage of haulage vehicle；Set when the deflection of the elastic component is more than
Fixed deflection threshold value, and the deformation frequencies of the elastic component more than setting deformation frequencies threshold value when, it is determined that
Track is road surface of jolting；Otherwise, it determines track is flat road surface.
19. systems as claimed in claim 16, it is characterised in that the control device, for from send out
Motivation control module obtains the current torque and current throttle aperture of engine；According to the current torque, really
Determine the demand accelerator open degree of engine；When the absolute difference of the current throttle aperture and demand accelerator open degree it is little
When the matching threshold of setting, the driving habit for determining driver is excellent, otherwise, it determines the driving habit of driver
For difference.
20. systems as claimed in claim 16, it is characterised in that
The sensor device includes the smoke intensity sensor for detecting engine smoke intensity；
The control device, during for the smoke intensity threshold value that setting is less than when the smoke intensity value of the engine, it is determined that
The driving habit of driver is excellent, otherwise, it determines the driving habit of driver is poor.
21. systems as claimed in claim 16, it is characterised in that the control device, specifically for
Determine corresponding load factor k of load-carrying percentage of haulage vehicle1, the corresponding slope of grade information of track
Degree coefficient k2, the corresponding flatness coefficient k of flatness information of track3, and the driving habit of driver
The corresponding driving habit coefficient k of evaluation information4；According to functional relation T=f (T0, k1, k2, k3, k4),
Determine target torque T of engine, wherein, T0For the max. output torque of engine.
A kind of 22. haulage vehicles, it is characterised in that include be as described in any one of claim 15～21
System.
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| CN113859244A (en) * | 2021-10-31 | 2021-12-31 | 东风商用车有限公司 | Engine mode control method, device, equipment and storage medium |
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Application publication date: 20170517 Assignee: Zoomlion Yuanjiang Branch Assignor: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. Contract record no.: X2023980042766 Denomination of invention: Power and load matching control method, device, system, and transportation vehicle Granted publication date: 20191101 License type: Common License Record date: 20231008 |