Glare Analysis and Evaluation of a Cockpit Based on Visual Simulation

被引:0
|
作者
He Y.-S. [1 ,2 ]
Chen K. [2 ]
Pan L. [3 ]
Liu C. [2 ]
机构
[1] State Key Laboratory of Mechanical Transmission, Chongqing University, Chongqing
[2] School of Automotive Engineering, Chongqing University, Chongqing
[3] Research Institute of Chang'an Oushang Automobile, Chongqing
关键词
Automotive engineering; Cockpit; Glare analysis; Human factor; Human-machine interface; Ray tracing; Subject evaluation; Visual simulation;
D O I
10.19721/j.cnki.1001-7372.2019.08.017
中图分类号
学科分类号
摘要
Good visual comfort of a car cockpit can guarantee the safety of the driver and passengers and improve the stability of road traffic. To solve this visual problem, an evaluation method for the glare inside an automobile cab based on CATIA/SPEOS is proposed in this paper. A ray-tracking method was used to analyze the geometric relationship of the light reflecting components, and a visual simulation was employed to accurately identify the glare position inside the cab by considering the material properties, external environment, actual optical effect, and sunlight directions. Using a ray-tracking analysis of an SUV cockpit, no glare was produced by direct light radiation on the instrument combination. However, there was glare due to direct light radiation from the skylight and right window glass on the console screen. Using a visual simulation analysis, light glare was produced on the combinatorial instrument by the refraction and reflection of light, while the glare area on the console screen was relatively large. Further, there was serious glare on the front windshield at noon and in the afternoon. Additionally, images of the chrome decoration and shape of the air-conditioner outlet were observed on the left outside rear-view mirror. After treating with pasting anti-reflection (AR) antiglare film, the visual effect of the whole screen tended to be uniform. A subjective evaluation process of the glare inside an automotive cockpit is proposed. The subjective evaluation results agree well with the simulation analysis results of the SUV, which demonstrates the potential of the glare analysis method in the process of automobile development. © 2019, Editorial Department of China Journal of Highway and Transport. All right reserved.
引用
收藏
页码:183 / 190
页数:7
相关论文
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