Coal Engineering ›› 2022, Vol. 54 ›› Issue (7): 170-175.doi: 10.11799/ce202207030
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Abstract: Aiming at the casualty accidents caused by the driving control system of articulated double axle drive material transport vehicle in coal mine during use, take 5 tons transport vehicle as an example,the key technologies of articulated material transport vehicle such as cab layout design,diesel engine start and stop,variable speed control, steering control, brake control, dump control,control force determination,assistant driving system design and design of man machine-environment-system were expounded. The vehicle has been applied to the inclined shaft coal mines with different production capacity in Inner Mongolia, Shaanxi and Shanxi;When the vehicle is running at the normal speed of 30km/h,test the internal environment of the cab,the maximum temperature and noise in the test cab are 25 ℃ and 78 dB (A);the maximum acceleration of pulse vibration is 19.6m/s2 ,lower than 31.44m/s2, no harm to human body;the maximum acceleration of random vibration is 0.312m/s2, less than 0.315m/s2?,the driver will not feel uncomfortable;the driver has no fatigue feeling after driving for 2 hours,never caused a safety accident. Design of driving control system for articulated double axle drive material transport vehicle in coal mine,need to research and development integrated electro-hydraulic control steering and electronic shift device with the coal safety certification;design explosion-proof instrument backlight display, driver fatigue alarm and air conditioning system;apply the roadway environment perception technology based on depth camera and millimeter wave radar,through the vehicle multi-sensor information collection, fusion, transmission,build 5G network vehicle mobile terminal and cloud data storage vehicle running state management platform, realize the information visualization interaction, automatic driving or unmanned control of vehicle;so as to further improve the convenience, comfort and safety of driving and handling.
CLC Number:
TD525
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URL: http://www.coale.com.cn/EN/10.11799/ce202207030
http://www.coale.com.cn/EN/Y2022/V54/I7/170