Di SHEN, Qingyuan WANG, Fei XIA, et al. Research on Urgent Operation Assistant Driving for High-speed Train. [J]. Electric Drive for Locomotives (1):91-97(2021)
DOI:
Di SHEN, Qingyuan WANG, Fei XIA, et al. Research on Urgent Operation Assistant Driving for High-speed Train. [J]. Electric Drive for Locomotives (1):91-97(2021) DOI: 10.13890/j.issn.1000-128x.2021.01.017.
Research on Urgent Operation Assistant Driving for High-speed Train
How to control the high-speed train to achieve near-stop parking is extremely difficult under the condition of traction power net broken, especially when the railway profile is complicated, due to the power supply limitation of the onboard energy storage equipment. The function design and system structure design of urgent operation assistant driving were conducted to solve the speed curve planning problem. According to the characteristics of the train urgent operation, the train operation optimization algorithm was designed. Taking the CR400BF Fuxing EMU train running on a domestic high-speed railway as an example for simulation, the device could plan the running speed curve of the train’s self-running under the condition of limited energy, and achieved good energy saving compared with the driver’s cruise driving. At the same time, based on the energy-saving optimization control strategy, different traction target constant speeds were used for simulation, which showed that selecting the appropriate traction target constant speed according to the line conditions was of great guiding significance for the urgent operation driving of high-speed trains with limited energy.
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