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作 者:王兵[1] 赵越 李鹏胜 张丽改 WANG Bing;ZHAO Yue;LI Pengsheng;ZHANG Ligai(School of Mechanical Engineering,Xinjiang University,Urumqi 830017,Xinjiang,China)
机构地区:[1]新疆大学机械工程学院,新疆乌鲁木齐830017
出 处:《重庆交通大学学报(自然科学版)》2023年第10期109-114,共6页Journal of Chongqing Jiaotong University(Natural Science)
基 金:新疆维吾尔自治区重大科技专项项目(2020A03003);新疆维吾尔自治区交通运输厅科技项目(201804071295)。
摘 要:为研究高海拔隧道入口段照度变化对驾驶人心理状态的影响,进行隧道实车试验。首先构建了低氧环境,然后利用照度计和生理仪采集照度、心率、呼吸频率等试验数据,依据照度对驾驶人生理的刺激程度将隧道入口段分为5个区段研究驾驶人的生理变化规律,通过生理变化来分析驾驶人的心理状态;应用单因素方差分析对不同区段生理指标数据作显著性检验,分别构建了照度与心率增长率和呼吸频率的关系模型。结果表明:隧道入口不同区段的心率增长率和呼吸频率具有显著差异,进入隧道洞口前100 m至洞口内100 m的范围内驾驶人心理紧张程度最强;心率增长率和呼吸频率随照度的增大出现先增加后减少的趋势,在隧道洞口附近两者均达到最大值;低氧环境下驾驶人的心理紧张感更为强烈;通过关系模型发现低氧环境下驾驶人心理紧张程度受照度的影响较大。In order to study the effect of the illuminance change of the entrance section of the high-altitude tunnel on the psychological state of the driver,the tunnel real vehicle test was carried out.Firstly,a low-oxygen environment was constructed.Then,the illuminance,heart rate,respiratory rate and other test data were collected by lux meter and physiology instrument,and the tunnel entrance section was divided into five sections according to the degree of physiological stimulation of illumination on the driver,so as to study the physiological change rules of the driver.The driver's psychological state was analyzed through physiological changes.One-way ANOVA was used to test the significance of physiological index data in different segments,and the relationship model between illuminance,heart rate growth rate and respiratory rate was constructed.The results show that there are significant differences in heart rate growth rate and respiratory rate in different sections of tunnel entrance,and the driver's psychological tension was the strongest within the range of 100m in front of the tunnel entrance to 100m inside the entrance.The growth rate of heart rate and respiratory rate firstly increase and then tend to decrease with the increase of illuminance,and both reach a maximum value near the tunnel opening.Drivers in low-oxygen environment have a stronger sense of psychological tension.Through the relationship model,it is found that the psychological tension of drivers in low-oxygen environment is greatly affected by illuminance.
关 键 词:交通运输工程 高海拔隧道 照度变化 实车试验 心理状态 心率增长率
分 类 号:U458.1[建筑科学—桥梁与隧道工程]
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