CN108304670A - A kind of parts Parameters design and system - Google Patents
A kind of parts Parameters design and system Download PDFInfo
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- CN108304670A CN108304670A CN201810145033.3A CN201810145033A CN108304670A CN 108304670 A CN108304670 A CN 108304670A CN 201810145033 A CN201810145033 A CN 201810145033A CN 108304670 A CN108304670 A CN 108304670A
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- 238000004088 simulation Methods 0.000 claims abstract description 68
- 238000012360 testing method Methods 0.000 claims abstract description 56
- 238000004364 calculation method Methods 0.000 claims abstract description 17
- 239000003381 stabilizer Substances 0.000 claims description 13
- 238000004590 computer program Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 19
- 238000012356 Product development Methods 0.000 abstract description 6
- 238000007726 management method Methods 0.000 description 9
- 239000006096 absorbing agent Substances 0.000 description 7
- 238000013016 damping Methods 0.000 description 7
- 230000035939 shock Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
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- 230000006870 function Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/15—Vehicle, aircraft or watercraft design
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/17—Mechanical parametric or variational design
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
- G06F2119/06—Power analysis or power optimisation
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Abstract
The present invention provides a kind of parts Parameters design and system, wherein the parts Parameters design includes：Read comprising can management and control model parameter parameter form, and according to the parameter form generate for emulation model database；Model database described at least one Simulation drive file driving is selected to carry out emulation testing；The simulation results of the model database after emulation testing are read, and the report of dynamics of vehicle performance Index Calculation is exported according to the simulation results.Technical solution provided by the invention solves the problems, such as that existing vehicle product development process is less efficient.
Description
Technical field
The present invention relates to the list formula of multi-body Dynamics Model modeling more particularly to a kind of parts Parameters design and
System.
Background technology
Multi-system modeling software Adams (Automatic Dynamic Analysis of Mechanical
Systems, machinery system dynamics automatically analyze) it is widely used in the development process of vehicle product, especially exist
When carrying out new chassis structure design, based on CAE (Computer Aided Engineering, computer aided engineering) emulation point
The key components and parts characterisitic parameter design of analysis is very important step.
Currently, CAE simulation analysis it is widely used be that Multi-system modeling software Adams/Car is carried out, though Adams/Car
Parts characterisitic parameter can so be generated to model database and carry out management and control, but emulation testing cannot be carried out to model database,
There is still a need for staff to carry out performance Index Calculation by machinery, the work repeated, image vehicle product development process
Efficiency.
Invention content
A kind of parts Parameters design of offer of the embodiment of the present invention and system, to solve existing vehicle product development
The relatively low problem of process efficiency.
In order to solve the above-mentioned technical problem, the invention is realized in this way：
In a first aspect, an embodiment of the present invention provides a kind of parts Parameters designs, including：
Read comprising can management and control model parameter parameter form, and according to the parameter form generate for emulation model
Database；
Model database described at least one Simulation drive file driving is selected to carry out emulation testing；
The simulation results of the model database after emulation testing are read, and defeated according to the simulation results
Go out the report of dynamics of vehicle performance Index Calculation.
Optionally, the simulation results for reading the model database after emulation testing, and according to described imitative
The step of true test result output dynamics of vehicle performance Index Calculation report, including：
Read the simulation results of parameter form described in the model database after emulation testing；
The data sequence driving of going forward side by side that target component list is parsed according to the simulation results of the parameter form is dynamic
The calculating of mechanical performance index, output calculate report.
Optionally, model database described at least one Simulation drive file driving of selection carries out the step of emulation testing
Suddenly, including：
Model database described in preset at least one Simulation drive file driving is selected to carry out emulation testing；
Alternatively, selecting model database described at least one Simulation drive file driving to be imitated according to user input instruction
True test.
Optionally, it is described read comprising can management and control model parameter parameter form, and according to the parameter form generate
Before the step of model database for emulation, further include：
The alternative parameter value set for building target parts characterisitic parameter, generates the parameter form.
Optionally, the dynamics of vehicle performance indicator include degree of understeer, roll gradient, front stabilizer contribution amount and
At least one of rear stabilizer bar contribution amount.
Second aspect, the embodiment of the present invention additionally provide a kind of parts parameter designing system, including：
Read module, for reads comprising can management and control model parameter parameter form, and according to the parameter form generation
Model database for emulation；
Emulation module, for selecting model database described at least one Simulation drive file driving to carry out emulation testing；
Output module, the simulation results for reading the model database after emulation testing, and according to described
The simulation results export the report of dynamics of vehicle performance Index Calculation.
Optionally, the output module includes：
Reading unit, the emulation testing knot for reading parameter form described in the model database after emulation testing
Fruit；
Output unit, the data sequence for parsing target component list according to the simulation results of the parameter form
The calculating for driving dynamic performance index of going forward side by side, output calculate report.
Optionally, the emulation module is additionally operable to：
Model database described in preset at least one Simulation drive file driving is selected to carry out emulation testing；
Alternatively, selecting model database described at least one Simulation drive file driving to be imitated according to user input instruction
True test.
Optionally, the parts parameter designing system further includes：
Generation module, the alternative parameter value set for building target parts characterisitic parameter, generates the parameter form.
Optionally, the dynamics of vehicle performance indicator include degree of understeer, roll gradient, front stabilizer contribution amount and
At least one of rear stabilizer bar contribution amount.
The third aspect, the embodiment of the present invention additionally provide a kind of computer readable storage medium, are stored thereon with computer
Program realizes the step of the parts Parameters design as described in first aspect when the computer program is executed by processor
Suddenly.
Technical solution provided in an embodiment of the present invention, by read comprising can management and control model parameter parameter form, and root
The model database for emulation is generated according to the parameter form；Select pattern number described at least one Simulation drive file driving
Emulation testing is carried out according to library；And then the simulation results of the model database after emulation testing are read, and according to described
The simulation results export the report of dynamics of vehicle performance Index Calculation.In this way so that the design of parts parameter is from parameter list
Single output for reading the simulation results can be automatically performed, and carried out performance Index Calculation without staff, carried
The high working efficiency of parts parameter designings, also improves the efficiency of vehicle product development process.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention
Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention,
For those of ordinary skill in the art, without having to pay creative labor, it can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of flow chart of parts Parameters design provided in an embodiment of the present invention；
Fig. 2 is a kind of functional block diagram of parts parameter designing system provided in an embodiment of the present invention；
Fig. 3 is the functional block diagram of another parts parameter designing system provided in an embodiment of the present invention；
Fig. 4 is the functional block diagram of another parts parameter designing system provided in an embodiment of the present invention.
Specific implementation mode
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 describes, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
Fig. 1 is referred to, Fig. 1 is a kind of flow chart of parts Parameters design provided in an embodiment of the present invention, such as Fig. 1
It is shown, include the following steps：
Step 101, read comprising can management and control model parameter parameter form, and according to the parameter form generate for imitating
Genuine model database.
In the embodiment of the present invention, there are the parameter form multiple subpage frames, a subpage frame to correspond to vehicle chassis one
Target parts characterisitic parameter.The target parts characterisitic parameter may include preceding spring rate, rear spring rate, preceding vibration damping
Device compression damping, the damping of preceding absorber, rear shock absorber compression damping, rear shock absorber restore damping, front stabilizer diameter, after
Stablize at least one of shank diameter.
The model database for emulation is generated according to the parameter form, the model database includes multiple subsystems
System.Specifically, the model database can be automatically generated according to default rule, or can also be selected according to user
Parameter form generate.For example, obtaining the Subsystem profiles that user selectes, and the model of the parameter form of reading is joined
In the subsystem file that number write-in needs to configure；New assembly text is generated using pre-set data information and subsystem file
Part stores newly-generated subsystem file and assembly file to setting path, and required template file and other are belonged to
Property file copies under the setting path, and the model database for emulation is generated with this.
In the embodiment of the present invention, can also include before the step 101：
The alternative parameter value set for building target parts characterisitic parameter, generates the parameter form.
It should be understood that when carrying out the design of vehicle chassis structure, need to select chassis key according to multiple parameter values
The optimal value of the parameter of elastic element.As shown in the table, the alternative parameter value intersection of each target parts characterisitic parameter
Including multiple alternative parameter values.
| Target parts characterisitic parameter | Alternative parameter value set |
| Preceding spring rate KF | {KF1, KF2... KFn1} |
| Spring rate KR afterwards | {KR1, KR2... KRn2} |
| Preceding shock absorbers compression damps DcF | {DcF1, DcF2... DcFn3} |
| Preceding absorber damps DrF | {DrF1, DrF2... DrFn4} |
| Rear shock absorber compression damping DcR | {DcR1, DcR2... DcRn5} |
| Rear shock absorber restores damping DrR | {DrR1, DrR2... DrRn6} |
| Front stabilizer diameter of phi AF | {ΦAF1, Φ AF2... Φ AFn7} |
| Rear stabilizer bar diameter of phi AR | {ΦAR1, Φ AR2... Φ ARn8} |
It should be noted that the target parts characterisitic parameter is not limited to the characterisitic parameter in above-mentioned table, the target
Parts characterisitic parameter is at least one, and parameter list is generated according to the alternative parameter value set of the target parts characterisitic parameter
It is single.
Model database carries out emulation testing described in step 102, at least one Simulation drive file driving of selection.
It should be noted that the Simulation drive file can be pre-set, can also be to carry out emulation testing
It is preceding to be manually selected by user.The step 102 may include：
Model database described in preset at least one Simulation drive file driving is selected to carry out emulation testing；
Alternatively, selecting model database described at least one Simulation drive file driving to be imitated according to user input instruction
True test.
In a kind of embodiment of the embodiment of the present invention, the method can be applied to Adams_Form softwares.Work as institute
It is preset to state Simulation drive file, can be that at least one emulation for selecting to prestore in Adams_Form software systems is driven
Dynamic file drives the model database to carry out emulation testing.
Alternatively, can according to user input instruction, that is, user selected in Adams_Form softwares pair at least one
A Simulation drive file drives the model database to carry out emulation testing.
It is carried out it should be noted that the emulation testing can be batch, that is to say, that can be in model database
Multiple parameters list is carried out at the same time emulation testing.In this way, also just can more save the operating time of staff, work effect is improved
Rate.
Step 103, the simulation results for reading the model database after emulation testing, and surveyed according to the emulation
Test result exports the report of dynamics of vehicle performance Index Calculation.
In a kind of embodiment of the embodiment of the present invention, the simulation results can be preserved in the form of .res .req etc.
Under Adams_Form software work files.The simulation results of reading and saving, the simulation results include described
The simulation results of each parameter form in data model libraries.Dynamics of vehicle performance is calculated according to the simulation results to refer to
Mark, and export calculating report.
Specifically, the step 103 includes：
Read the simulation results of parameter form described in the model database after emulation testing；
The data sequence driving of going forward side by side that target component list is parsed according to the simulation results of the parameter form is dynamic
The calculating of mechanical performance index, output calculate report.
It should be understood that after reading the parameter form, the Multi-body model .cdb of relevant parameter is sequentially generated automatically, it is described
Emulation testing is to carry out emulation testing to the parameter form in the model database, that is, to target parts characterisitic parameter
Carry out emulation testing.Steady orbit event simulation test is carried out by the Simulation drive file, reads the institute after emulation testing
State the simulation results of each parameter form in model database.
The data sequence of target component list is parsed according to the simulation results of each parameter form, and carries out vehicle power
The calculating of performance indicator is learned, the dynamics of vehicle performance indicator may include：Degree of understeer tilts gradient, front/rear stabilization
Bar contribution amount etc..After completing the dynamics of vehicle performance Index Calculation, output calculates report.In turn, work people is also allowed for
Member can intuitively view the report intersection of target parts characterisitic parameter, and staff is facilitated to carry out result comparison.
In technical solution provided in an embodiment of the present invention, by read comprising can management and control model parameter parameter form, and
The model database for emulation is generated according to the parameter form；Select model described at least one Simulation drive file driving
Database carries out emulation testing；And then the simulation results of the model database after emulation testing are read, and according to institute
State the simulation results output dynamics of vehicle performance Index Calculation report.It can be intuitively in this way, also allowing for staff
The report intersection for viewing target parts characterisitic parameter facilitates staff intuitively in selection target parts characterisitic parameter
Optimized parameter carry out matching combination, and then complete parts parameter designing.The method provided through the embodiment of the present invention so that
The design of parts parameter can be automatically performed from the output for reading the simulation results of parameter form, be not necessarily to work people
Member carries out performance Index Calculation, improves the working efficiency of parts parameter designing, also improves vehicle product development process
Efficiency.
Fig. 2 please be participate in, Fig. 2 is a kind of function module of parts parameter designing system 200 provided in an embodiment of the present invention
Figure.As shown in Fig. 2, the parts parameter designing system 200 includes：
Read module 201, for reads comprising can management and control model parameter parameter form, and according to the parameter form life
At the model database for emulation；
Emulation module 202, for selecting model database described at least one Simulation drive file driving to carry out emulation survey
Examination；
Output module 203, the simulation results for reading the model database after emulation testing, and according to institute
State the simulation results output dynamics of vehicle performance Index Calculation report.
Optionally, as shown in figure 3, the output module 203 includes：
Reading unit 2031, the emulation for reading parameter form described in the model database after emulation testing are surveyed
Test result；
Output unit 2032, the data for parsing target component list according to the simulation results of the parameter form
Sequence go forward side by side driving dynamic performance index calculating, output calculate report.
Optionally, the emulation module 202 is additionally operable to：
Model database described in preset at least one Simulation drive file driving is selected to carry out emulation testing；
Alternatively, selecting model database described at least one Simulation drive file driving to be imitated according to user input instruction
True test.
Optionally, as shown in figure 4, the parts parameter designing system 200 further includes：
Generation module 204, the alternative parameter value set for building target parts characterisitic parameter, generates the parameter list
It is single.
Optionally, the dynamics of vehicle performance indicator include degree of understeer, roll gradient, front stabilizer contribution amount and
At least one of rear stabilizer bar contribution amount.
In technical solution provided in an embodiment of the present invention, read module 201 includes by reading can management and control model parameter
Parameter form, and the model database for emulation is generated according to the parameter form；Emulation module 202 selects at least one imitative
Model database carries out emulation testing described in true driving file driving；And then it is described after the reading emulation testing of output module 203
The simulation results of model database, and export dynamics of vehicle performance Index Calculation report according to the simulation results
It accuses.In this way, the report intersection of target parts characterisitic parameter can intuitively be viewed by also allowing for staff, facilitate work
Optimized parameter of the personnel intuitively in selection target parts characterisitic parameter carries out matching combination, and then completes parts parameter and set
Meter.The method provided through the embodiment of the present invention so that the design of parts parameter reads emulation testing from parameter form
As a result output can be automatically performed, and carried out performance Index Calculation without staff, improved parts parameter designing
Working efficiency, also improve the efficiency of vehicle product development process.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program realizes each mistake of above-mentioned parts Parameters design embodiment when the computer program is executed by processor
Journey, and identical technique effect can be reached, to avoid repeating, which is not described herein again.Wherein, the computer-readable storage medium
Matter, such as read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access
Memory, abbreviation RAM), magnetic disc or CD etc..
It should be noted that herein, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements include not only those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including this
There is also other identical elements in the process of element, method, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical scheme of the present invention substantially in other words does the prior art
Going out the part of contribution can be expressed in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a station terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (11)
1. a kind of parts Parameters design, which is characterized in that including：
Read comprising can management and control model parameter parameter form, and according to the parameter form generate for emulation model data
Library；
Model database described at least one Simulation drive file driving is selected to carry out emulation testing；
The simulation results of the model database after emulation testing are read, and vehicle is exported according to the simulation results
Dynamic performance index calculates report.
2. parts Parameters design according to claim 1, which is characterized in that the institute read after emulation testing
The simulation results of model database are stated, and dynamics of vehicle performance Index Calculation report is exported according to the simulation results
The step of announcement, including：
Read the simulation results of parameter form described in the model database after emulation testing；
The data sequence of target component list is parsed according to the simulation results of the parameter form and carries out dynamics of vehicle
The calculating of performance indicator, output calculate report.
3. parts Parameters design according to claim 1, which is characterized in that at least one emulation of selection is driven
The step of model database described in dynamic file driving carries out emulation testing, including：
Model database described in preset at least one Simulation drive file driving is selected to carry out emulation testing；
Alternatively, selecting model database described at least one Simulation drive file driving to carry out emulation survey according to user input instruction
Examination.
4. parts Parameters design according to any one of claim 1 to 3, which is characterized in that in the reading
Including can management and control model parameter parameter form, and according to the parameter form generate for emulation model database the step of
Before, further include：
The alternative parameter value set for building target parts characterisitic parameter, generates the parameter form.
5. parts Parameters design according to any one of claim 1 to 3, which is characterized in that the vehicle is dynamic
Mechanical performance index includes at least one in degree of understeer, inclination gradient, front stabilizer contribution amount and rear stabilizer bar contribution amount
Kind.
6. a kind of parts parameter designing system, which is characterized in that including：
Read module, for reads comprising can management and control model parameter parameter form, and according to the parameter form generate be used for
The model database of emulation；
Emulation module, for selecting model database described at least one Simulation drive file driving to carry out emulation testing；
Output module, the simulation results for reading the model database after emulation testing, and according to the emulation
Test result exports the report of dynamics of vehicle performance Index Calculation.
7. parts parameter designing system according to claim 6, which is characterized in that the output module includes：
Reading unit, the simulation results for reading parameter form described in the model database after emulation testing；
Output unit, the data sequence for parsing target component list according to the simulation results of the parameter form are gone forward side by side
The calculating for a dynamic performance index of driving a vehicle, output calculate report.
8. parts parameter designing system according to claim 6, which is characterized in that the emulation module is additionally operable to：
Model database described in preset at least one Simulation drive file driving is selected to carry out emulation testing；
Alternatively, selecting model database described at least one Simulation drive file driving to carry out emulation survey according to user input instruction
Examination.
9. the parts parameter designing system according to any one of claim 6 to 8, which is characterized in that the parts
Parameter designing system further includes：
Generation module, the alternative parameter value set for building target parts characterisitic parameter, generates the parameter form.
10. the parts parameter designing system according to any one of claim 6 to 8, which is characterized in that the vehicle is dynamic
Mechanical performance index includes at least one in degree of understeer, inclination gradient, front stabilizer contribution amount and rear stabilizer bar contribution amount
Kind.
11. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
The step of parts Parameters design as described in any one of claim 1 to 5 is realized when being executed by processor.
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| CN112860665A (en) * | 2021-02-05 | 2021-05-28 | 西藏宁算科技集团有限公司 | Power economy data management method and device and electronic equipment |
| CN114297768A (en) * | 2021-11-22 | 2022-04-08 | 东风汽车集团股份有限公司 | Method, device and equipment for determining vehicle dynamic economy |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112486600A (en) * | 2020-11-27 | 2021-03-12 | 中汽研汽车检验中心（天津）有限公司 | Script file execution sequencing method based on vehicle simulation calculation |
| CN112486600B (en) * | 2020-11-27 | 2024-03-15 | 中汽研汽车检验中心（天津）有限公司 | Script file execution ordering method based on vehicle simulation calculation |
| CN112860665A (en) * | 2021-02-05 | 2021-05-28 | 西藏宁算科技集团有限公司 | Power economy data management method and device and electronic equipment |
| CN114297768A (en) * | 2021-11-22 | 2022-04-08 | 东风汽车集团股份有限公司 | Method, device and equipment for determining vehicle dynamic economy |
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