Mine rescue capsule is a typical emergency equipment in a coal mine.It provides a safe and confined space for miners when mining disasters occurred.The length of the passenger survival cell is suitable to be adjusted ...Mine rescue capsule is a typical emergency equipment in a coal mine.It provides a safe and confined space for miners when mining disasters occurred.The length of the passenger survival cell is suitable to be adjusted with several predefined modular cells according to various numbers of passengers.Aiming at the shortage of guidance rules for the modular combination design of mine rescue capsule,the configuration situations of survival cells are experimented with static and impact load analysis in ANSYS Workbench.The length range of a single cell,the combination schemes of miner survival section,and the effectiveness proof of assembled rescue capsules were solved sequentially by simulated load analysis on constructed structural models.The modular combination rules of the survival section are developed for variant passenger number ranging from 8 to 20.It also provides a reference for the optimal selection of rescue capsules with the same capacity.The proposed modular rules are effective for the rapid configuration design for mine rescue capsule driven by the number of passengers.展开更多
针对现有中国大学生电动方程式汽车大赛(Formula Student Electric China,FSEC)赛车数据采集系统精度低的问题,采用独立模块化方案设计了一套数据采集系统。该系统需要采集车速、滑移率、冷却液温度等数据,分为数据处理模块、显示模块等...针对现有中国大学生电动方程式汽车大赛(Formula Student Electric China,FSEC)赛车数据采集系统精度低的问题,采用独立模块化方案设计了一套数据采集系统。该系统需要采集车速、滑移率、冷却液温度等数据,分为数据处理模块、显示模块等7个模块,从硬件电路和控制程序2个方面进行设计,主要包括主控芯片选型、传感器选型、电路原理设计和程序框架设计。各传感器将数据发送给主芯片,主芯片对数据处理后通过显示模块进行显示,通过存储模块进行存储。该方案实施方便,且最大限度地减少了不同模块安装、工作时的相互影响,对系统测试后发现,数据误差小于1%,与传统的设计方案相比精度提高了约4%,且系统工作稳定,可以满足FSEC赛车的数据采集需求,对方程式赛车的设计有参考意义。展开更多
基金National Natural Science Foundation of China(No.51475459)Fundamental Research Funds for the Central Universities of China(No.2017XKQY040)Priority Academic Program Development of Jiangsu Higher Education Institutions of China(No.PAPD)
文摘Mine rescue capsule is a typical emergency equipment in a coal mine.It provides a safe and confined space for miners when mining disasters occurred.The length of the passenger survival cell is suitable to be adjusted with several predefined modular cells according to various numbers of passengers.Aiming at the shortage of guidance rules for the modular combination design of mine rescue capsule,the configuration situations of survival cells are experimented with static and impact load analysis in ANSYS Workbench.The length range of a single cell,the combination schemes of miner survival section,and the effectiveness proof of assembled rescue capsules were solved sequentially by simulated load analysis on constructed structural models.The modular combination rules of the survival section are developed for variant passenger number ranging from 8 to 20.It also provides a reference for the optimal selection of rescue capsules with the same capacity.The proposed modular rules are effective for the rapid configuration design for mine rescue capsule driven by the number of passengers.
文摘针对现有中国大学生电动方程式汽车大赛(Formula Student Electric China,FSEC)赛车数据采集系统精度低的问题,采用独立模块化方案设计了一套数据采集系统。该系统需要采集车速、滑移率、冷却液温度等数据,分为数据处理模块、显示模块等7个模块,从硬件电路和控制程序2个方面进行设计,主要包括主控芯片选型、传感器选型、电路原理设计和程序框架设计。各传感器将数据发送给主芯片,主芯片对数据处理后通过显示模块进行显示,通过存储模块进行存储。该方案实施方便,且最大限度地减少了不同模块安装、工作时的相互影响,对系统测试后发现,数据误差小于1%,与传统的设计方案相比精度提高了约4%,且系统工作稳定,可以满足FSEC赛车的数据采集需求,对方程式赛车的设计有参考意义。
