Simulation Analysis And Optimization Of Anti-glare Of Automotive Interior Parts

The discomfort glare of automotive interior parts will directly affect the driver to obtain effective information and implement accurate operation,and its anti-glare design plays an important role in the automotive active safety and comfort.With the complexity and diversity of modem automotive cockpit interior parts,the visual design method of traditional interior parts with geometric light reflection and experience design through CAD software can' t meet the design requirements.Aiming at a certain degree of glare in interior decoration parts of a domestic vehicle,based on SPEOS visual simulation software,the corresponding visual simulation model is established to analyze the driver's real vision,and the automobile glare evaluation theoretical evaluation system and experimental method are also studied.Then,Simulation analysis and optimization design for the interior parts anti-glare.The main research contents and results are as follows:1.Through the systematic analysis of the light environment in the car cockpit,combined with the DGP uncomfortably glare evaluation theory,the visual effect of the automotive interior parts is simulated and analyzed by SPEOS software,proposing the method of quantitative evaluation of the daylight glare of automotive interior parts in virtual simulation,and the DGP values obtained by subjective evaluation experiment and simulation evaluation are compared and analyzed,which confirms the reliability of the quantitative evaluation of the glare in simulation combined with the DGP uncomfortably glare evaluation theory.2.Based on the characteristics of SPEOS visual simulation software and the principle of optical simulation,a complete visual simulation model is set up,and the basic analysis and improvement of the simulation analysis method flow are carried out.The RAMSIS software is applied to the sitting posture of the human body to get the RAMSIS points needed in the simulation.The simulation and test results of the proportion of each glare area in the central control display screen are compared and analyzed,thus verifying the accuracy of the choice of the eye point of the RAMSIS;Adopting a new HDRI environment map making method to improve the accuracy of the complex light environment data in the simulation,and directly reduce the production cost and meet the requirements of the luminance range.3.The influence of eye location,environmental optical data input and material optical properties on the accuracy of anti-glare simulation is studied.Through the simulation and experimental verification,the results are as follows:using the accurate eye point location?environmental optical data input and material optical properties are effective ways to improve the accuracy of anti-glare simulation;The simulation effect of glare of different bright materials is discussed,which provides a reference basis for the replacement and selection of anti-glare purpose interior trim parts.4.Using the virtual simulation method of anti-glare to simulate and analyze the glare of automotive interior parts,optimize the structure and material of the interior parts,and verify the virtual human body and real car evaluation.Finally,the glare problem of the interior decoration is solved,so as to provides supplementary and guidance for establishing a complete automotive interior parts anti-glare simulation system and optimization project.