The operation rules and methods for heavy-haul trains were studied and summarized according to the characteristics of the Daqin Railway,such as a large traffic volume,a high density and high-speed and difficult-to-ope...The operation rules and methods for heavy-haul trains were studied and summarized according to the characteristics of the Daqin Railway,such as a large traffic volume,a high density and high-speed and difficult-to-operate heavy-haul trains.Combined with traction calculation and operation experience,these can be quantificationally decomposed into an evaluation standard for the smooth modularized operation of heavy-haul trains that can be recognized by computers.A train operation guidance system was designed to collect locomotive drivers’operation data,display the actual operation and standard curves in real time and give voice prompts and violation-operation alarms for safety-critical operation.In addition,software for operation analysis and evaluation was developed according to the quantified smooth operation standard.The smooth operation of heavy-haul trains was evaluated and statistically analysed through a comparative analysis of the actual operation records.Moreover,a train impact force detection device capable of monitoring the three-dimensional impact force of heavy-haul trains in real time was developed.Meanwhile,the evaluation standard for smooth operation was verified and optimized by real-time monitoring of the impact force of heavy-haul trains.Finally,on the basis of the above studies,a complete closed-loop management scheme for the smooth operation of heavy-haul trains was constructed,and the objectives of optimizing train operation strategy,standardizing drivers’operations and ensuring the smooth operation of trains were realized through application.展开更多
基金Project of Science and Technology Research and Development Plan of China Railway Taiyuan Bureau Group Co.,Ltd.(A2019J05).
文摘The operation rules and methods for heavy-haul trains were studied and summarized according to the characteristics of the Daqin Railway,such as a large traffic volume,a high density and high-speed and difficult-to-operate heavy-haul trains.Combined with traction calculation and operation experience,these can be quantificationally decomposed into an evaluation standard for the smooth modularized operation of heavy-haul trains that can be recognized by computers.A train operation guidance system was designed to collect locomotive drivers’operation data,display the actual operation and standard curves in real time and give voice prompts and violation-operation alarms for safety-critical operation.In addition,software for operation analysis and evaluation was developed according to the quantified smooth operation standard.The smooth operation of heavy-haul trains was evaluated and statistically analysed through a comparative analysis of the actual operation records.Moreover,a train impact force detection device capable of monitoring the three-dimensional impact force of heavy-haul trains in real time was developed.Meanwhile,the evaluation standard for smooth operation was verified and optimized by real-time monitoring of the impact force of heavy-haul trains.Finally,on the basis of the above studies,a complete closed-loop management scheme for the smooth operation of heavy-haul trains was constructed,and the objectives of optimizing train operation strategy,standardizing drivers’operations and ensuring the smooth operation of trains were realized through application.
