CN105404710A - Simulation design method for vehicle-mounted charging system of electric vehicle - Google Patents
Simulation design method for vehicle-mounted charging system of electric vehicle Download PDFInfo
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- CN105404710A CN105404710A CN201510692778.8A CN201510692778A CN105404710A CN 105404710 A CN105404710 A CN 105404710A CN 201510692778 A CN201510692778 A CN 201510692778A CN 105404710 A CN105404710 A CN 105404710A
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Abstract
The invention discloses a simulation design method for a vehicle-mounted charging system of an electric vehicle, and belongs to the technical field of mechanical-electrical integration. The simulation design method for the vehicle-mounted charging system of the electric vehicle comprises the following steps: (1) through a computer simulation module, simulating an operating environment of the vehicle-mounted charging system of the electric vehicle, a solid operation material, wall surface emissivity in an operating process and a boundary condition in the operating process to obtain a simulation result of the vehicle-mounted charging system of the electric vehicle; and (2) through the computer simulation module, analyzing the simulation result to judge whether the vehicle-mounted charging system of the electric vehicle meets product manufacturing requirements or not. According to the simulation design method for the vehicle-mounted charging system of the electric vehicle, the influence of the vehicle-mounted charging system of the electric vehicle on the environment in a whole life cycle can be predicted through analogue simulation, so that the environmental pollution is alleviated, the resource waste is reduced, and the safety in operation is ensured.
Description
Technical field
The present invention relates to electromechanical integration technology area, particularly the emulation design method of vehicle-mounted charging system for electric vehicle.
Background technology
Since the nineties in 20th century, the challenge of environment has forced deviser to make suitable reaction at product design process, how to consider that product has become the focus of academic research in recent years on the impact of environment.
When carrying out Project design and planning, the qualities such as the rationality to project, economy are often needed to evaluate; And before running, need to predict for project implementation result, so that the defect selected correct, efficient operation reserve or eliminate in advance in design, thus farthest improve the operation level of real system.
Summary of the invention
In order to solve at least one aspect of the above-mentioned problems in the prior art and defect, the invention provides a kind of emulation design method of vehicle-mounted charging system for electric vehicle.Described technical scheme is as follows:
An object of the present invention is to provide a kind of emulation design method of vehicle-mounted charging system for electric vehicle.
According to an aspect of the present invention, provide a kind of emulation design method of vehicle-mounted charging system for electric vehicle, the emulation design method of described vehicle-mounted charging system for electric vehicle comprises the following steps:
(1) use the wall emissivity in material, use procedure and the boundary condition in use procedure to obtain the simulation result of described vehicle-mounted charging system for electric vehicle by the environment for use of vehicle-mounted charging system for electric vehicle described in Computer Simulation module simulation, solid;
(2) undertaken analyzing to judge whether described vehicle-mounted charging system for electric vehicle meets product manufacturing requirement by Computer Simulation module based on described simulation result.
Further, the environment for use simulating described vehicle-mounted charging system for electric vehicle comprises the fluid flowing of the surrounding environment of simulation described vehicle-mounted charging system for electric vehicle in use and the temperature of described surrounding environment.
Further, described fluid flowing is air flowing, and described ambient temperature is set to 25 DEG C, and described solid uses material to be aluminium alloy.
Further, while the solid of the described vehicle-mounted charging system for electric vehicle of simulation uses material, heat conductivility and the heat-radiating properties of solid in described vehicle-mounted charging system for electric vehicle is simulated.
Further, while the wall emissivity of the described vehicle-mounted charging system for electric vehicle of simulation, simulate the surfaceness of described vehicle-mounted charging system for electric vehicle.
Particularly, described boundary condition comprises the distribution of printed circuit plate temperature and the distribution of thermal source in described vehicle-mounted charging system for electric vehicle.
Particularly, described simulation result comprises the Temperature Distribution of spreader surface in the distribution of power supply surrounding air flow velocity in the distribution of power supply ambient air temperature in described vehicle-mounted charging system for electric vehicle, described vehicle-mounted charging system for electric vehicle, described vehicle-mounted charging system for electric vehicle, the circuit board surface temperature of described vehicle-mounted charging system for electric vehicle, the temperature of pad that contacts with the shell of the thermal source in described vehicle-mounted charging system for electric vehicle.
Particularly, the temperature of the pad contacted with the shell of the thermal source in described vehicle-mounted charging system for electric vehicle comprises the maximum temperature of the pad maximum temperature contacted with the shell of the first thermal source in described electric automobile onboard system and the pad contacted with the shell of the Secondary Heat Source in described electric automobile onboard system.
Particularly, the maximum temperature of the pad contacted with the shell of the Secondary Heat Source in described electric automobile onboard system is obtained by the crust thermal resistance of described Secondary Heat Source and thermal power.
Further, the environment for use of described vehicle-mounted charging system for electric vehicle, solid use the wall emissivity in material, use procedure to be simulated by the Solidworks software in described Computer Simulation module,
The analysis of described vehicle-mounted charging system for electric vehicle boundary condition in use and described simulation result all carries out Simulation and analysis by the FloEFD software in described Computer Simulation module.
The beneficial effect of technical scheme provided by the invention is: the emulation design method of vehicle-mounted charging system for electric vehicle provided by the invention can predict vehicle-mounted charging system for electric vehicle impact on environment in whole life cycle by analogue simulation, thus the pollution reduced environment, reduce the wasting of resources, eliminate at use safety.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the emulation design method of vehicle-mounted charging system for electric vehicle according to an embodiment of the invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
See Fig. 1, it illustrates the flow process of the emulation design method of vehicle-mounted charging system for electric vehicle according to an embodiment of the invention.The emulation design method of vehicle-mounted charging system for electric vehicle comprises the following steps:
(1) use the wall emissivity in material, use procedure and the boundary condition in use procedure to obtain the simulation result of described vehicle-mounted charging system for electric vehicle by the environment for use of vehicle-mounted charging system for electric vehicle described in Computer Simulation module simulation, solid;
(2) undertaken analyzing to judge whether described vehicle-mounted charging system for electric vehicle meets manufacture requirements by simulation analysis of computer module based on described simulation result.
Accuracy and the heat dispersion of onboard charger of electric car can be ensured by three-dimensional design.Onboard charger of electric car system belongs to very accurate parts, except numerous and diverse mechanical hook-up, also has complicated circuit and heat radiation etc.Need in the space that volume is little, realize the control of the constant-current charge to electric automobile, accomplish closely cooperating of all parts, very high to the requirement of precision, fitness, heat dispersion and stability.In traditional design process, debugged again by design drawing, mockup, debugging, improvement and manufacturing again, often need a large amount of human and material resources of cost and financial resources and time.And because onboard charger systematic part is many, at manufacture view, need die sinking, casting, if carried out Curve guide impeller to need again die sinking again etc., has made the construction cycle of product very long by what draw.The emulation design method of present employing modernization Green Design and vehicle-mounted charging system for electric vehicle carries out three-dimensional design by using Solidworks and utilizes Simulation to carry out simulation analysis to onboard charger system, designer just can by a series of finite element analysis, fracture analysis, heat radiation emulation, the working temperature of simulation onboard charger, analysis verification and adjusting and optimizing are carried out to onboard charger system, make charging more accurate, decrease the number of times of actual experiment, reduce cost.
In an example of the present invention, the environment for use of vehicle-mounted charging system for electric vehicle, solid use the wall emissivity in material, use procedure to emulate plug-in unit by the Simulation in the Solidworks software in Computer Simulation module and simulate.The environment for use of simulation vehicle-mounted charging system for electric vehicle comprises the fluid flowing of the surrounding environment of simulation vehicle-mounted charging system for electric vehicle in use and the temperature of surrounding environment.Particularly, fluid is set as air, simulate the flowing of air in surrounding environment thus when simulating, ambient temperature and air themperature are set as 25 DEG C.Material is used to be set as aluminium alloy 3003 solid in vehicle-mounted charging system for electric vehicle.
While the solid of simulation vehicle-mounted charging system for electric vehicle uses material, simulate heat conductivility and the heat-radiating properties of solid in vehicle-mounted charging system for electric vehicle.Owing to being adopt shell Natural Heat Convection mode, so also need the impact considering gravity.
Owing to considering the impact of radiation heat transfer, need the wall emissivity simulating vehicle-mounted charging system for electric vehicle, also can simulate the surfaceness of vehicle-mounted charging system for electric vehicle simultaneously if necessary.
In another example of the present invention, the analysis of vehicle-mounted charging system for electric vehicle boundary condition in use and simulation result all carries out Simulation and analysis by the FloEFD software in Computer Simulation module.The temperature of important devices in vehicle-mounted charging system for electric vehicle can be recognized, the contents such as the Temperature Distribution of printed circuit board (pcb board) and spreader surface temperature by simulation analysis.Particularly, boundary condition comprises the distribution of printed circuit plate temperature and the distribution of thermal source in vehicle-mounted charging system for electric vehicle.Can also arrange material and monitoring objective in FloEFD software, simultaneously can also to local mesh reflnement.In FloEFD, carry out batch processing setting afterwards, different grid grade is adopted to the model of vehicle-mounted charging system for electric vehicle, and disposablely to have solved, can solution efficiency be improved like this.
By solving acquisition simulation result, simulation result comprises the Temperature Distribution of spreader surface in the distribution of power supply surrounding air flow velocity in the distribution of power supply ambient air temperature in vehicle-mounted charging system for electric vehicle, vehicle-mounted charging system for electric vehicle, vehicle-mounted charging system for electric vehicle, the circuit board surface temperature of vehicle-mounted charging system for electric vehicle, the temperature of pad that contacts with the shell of the thermal source in vehicle-mounted charging system for electric vehicle.In an also example of the present invention, the temperature of the pad contacted with the shell of the thermal source in vehicle-mounted charging system for electric vehicle comprises the maximum temperature of the pad maximum temperature contacted with the shell of the first thermal source in electric automobile onboard system and the pad contacted with the shell of the Secondary Heat Source in electric automobile onboard system.The maximum temperature of the pad contacted with the shell of the Secondary Heat Source in electric automobile onboard system is obtained by the crust thermal resistance of Secondary Heat Source and thermal power.
The beneficial effect of technical scheme provided by the invention is: the emulation design method of vehicle-mounted charging system for electric vehicle provided by the invention can predict vehicle-mounted charging system for electric vehicle impact on environment in whole life cycle by analogue simulation, thus the pollution reduced environment, reduce the wasting of resources, eliminate at use safety.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an emulation design method for vehicle-mounted charging system for electric vehicle, the emulation design method of described vehicle-mounted charging system for electric vehicle comprises the following steps:
(1) use the wall emissivity in material, use procedure and the boundary condition in use procedure to obtain the simulation result of described vehicle-mounted charging system for electric vehicle by the environment for use of vehicle-mounted charging system for electric vehicle described in Computer Simulation module simulation, solid;
(2) by Computer Simulation module, described simulation result analysis is judged whether described vehicle-mounted charging system for electric vehicle meets product manufacturing requirement.
2. the emulation design method of vehicle-mounted charging system for electric vehicle according to claim 1, is characterized in that,
The environment for use simulating described vehicle-mounted charging system for electric vehicle comprises the fluid flowing of the surrounding environment of simulation described vehicle-mounted charging system for electric vehicle in use and the temperature of described surrounding environment.
3. the emulation design method of vehicle-mounted charging system for electric vehicle according to claim 2, is characterized in that,
Described fluid flowing is air flowing, and described ambient temperature is set to 25 DEG C, and described solid uses material to be aluminium alloy.
4. the emulation design method of vehicle-mounted charging system for electric vehicle according to claim 3, is characterized in that,
While the solid of the described vehicle-mounted charging system for electric vehicle of simulation uses material, simulate heat conductivility and the heat-radiating properties of solid in described vehicle-mounted charging system for electric vehicle.
5. the emulation design method of vehicle-mounted charging system for electric vehicle according to claim 4, is characterized in that,
While the wall emissivity of the described vehicle-mounted charging system for electric vehicle of simulation, simulate the surfaceness of described vehicle-mounted charging system for electric vehicle.
6. the emulation design method of vehicle-mounted charging system for electric vehicle according to claim 5, is characterized in that,
Described boundary condition comprises the distribution of printed circuit plate temperature and the distribution of thermal source in described vehicle-mounted charging system for electric vehicle.
7. the emulation design method of vehicle-mounted charging system for electric vehicle according to claim 6, is characterized in that,
Described simulation result comprises the Temperature Distribution of spreader surface in the distribution of power supply surrounding air flow velocity in the distribution of power supply ambient air temperature in described vehicle-mounted charging system for electric vehicle, described vehicle-mounted charging system for electric vehicle, described vehicle-mounted charging system for electric vehicle, the circuit board surface temperature of described vehicle-mounted charging system for electric vehicle, the temperature of pad that contacts with the shell of the thermal source in described vehicle-mounted charging system for electric vehicle.
8. the emulation design method of vehicle-mounted charging system for electric vehicle according to claim 7, is characterized in that,
The temperature of the pad contacted with the shell of the thermal source in described vehicle-mounted charging system for electric vehicle comprises the maximum temperature of the pad maximum temperature contacted with the shell of the first thermal source in described electric automobile onboard system and the pad contacted with the shell of the Secondary Heat Source in described electric automobile onboard system.
9. the emulation design method of vehicle-mounted charging system for electric vehicle according to claim 8, is characterized in that,
The maximum temperature of the pad contacted with the shell of the Secondary Heat Source in described electric automobile onboard system is obtained by the crust thermal resistance of described Secondary Heat Source and thermal power.
10. the emulation design method of the vehicle-mounted charging system for electric vehicle according to any one of claim 1-9, is characterized in that,
The environment for use of described vehicle-mounted charging system for electric vehicle, solid use the wall emissivity in material, use procedure to be simulated by the Solidworks software in described Computer Simulation module,
The analysis of described vehicle-mounted charging system for electric vehicle boundary condition in use and described simulation result all carries out Simulation and analysis by the FloEFD software in described Computer Simulation module.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010016944A (en) * | 2008-07-02 | 2010-01-21 | Panasonic Corp | Charging voltage control method, battery charger using the same, overcharge protection method, and battery pack using the same |
| CN103376418A (en) * | 2012-04-11 | 2013-10-30 | 财团法人船舶暨海洋产业研发中心 | High-voltage battery charging simulation system and operation method |
| CN103413013A (en) * | 2013-09-10 | 2013-11-27 | 上海航天电源技术有限责任公司 | In-situ thermal simulation analysis method of battery cell in lithium ion battery pack system |
| CN103502829A (en) * | 2011-05-04 | 2014-01-08 | Ifp新能源公司 | Optimized method for managing heat in an electrochemical storage system |
| CN104182568A (en) * | 2014-07-30 | 2014-12-03 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | Chip temperature predicating method based on ANSYS finite element heat analysis |
| CN104569836A (en) * | 2014-12-16 | 2015-04-29 | 北京新能源汽车股份有限公司 | Method and device for measuring heat generation power of battery under variable current working condition |
-
2015
- 2015-10-20 CN CN201510692778.8A patent/CN105404710A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010016944A (en) * | 2008-07-02 | 2010-01-21 | Panasonic Corp | Charging voltage control method, battery charger using the same, overcharge protection method, and battery pack using the same |
| CN103502829A (en) * | 2011-05-04 | 2014-01-08 | Ifp新能源公司 | Optimized method for managing heat in an electrochemical storage system |
| CN103376418A (en) * | 2012-04-11 | 2013-10-30 | 财团法人船舶暨海洋产业研发中心 | High-voltage battery charging simulation system and operation method |
| CN103413013A (en) * | 2013-09-10 | 2013-11-27 | 上海航天电源技术有限责任公司 | In-situ thermal simulation analysis method of battery cell in lithium ion battery pack system |
| CN104182568A (en) * | 2014-07-30 | 2014-12-03 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | Chip temperature predicating method based on ANSYS finite element heat analysis |
| CN104569836A (en) * | 2014-12-16 | 2015-04-29 | 北京新能源汽车股份有限公司 | Method and device for measuring heat generation power of battery under variable current working condition |
Non-Patent Citations (1)
| Title |
|---|
| 郭言东: "电动汽车车载充电器的结构设计与热分析", 《汽车制造业》 * |
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