Joint commissioning and test of Ganning section of Yinxi high speed railway
On August 10, Ganning section of Yinchuan Xi'an high-speed railway officially entered the stage of joint commissioning and test.
The total length of Yinxi high-speed railway is 618 km, including 425 km of Ganning section, 250 km / h design speed, and 350 km / h ballasted high-speed railway conditions are reserved. Construction of yinchuan-xi'an high-speed railway started at the end of 2015, and Yinchuan Wuzhong section will be put into operation on December 29, 2019. This year, China Railway Lanzhou Bureau Group Co., Ltd. plans to open nine railway stations, namely Ningxian, Qingyang, Qingcheng, Quzi, Huanxian, Hongde, tianshuibao, Huianbao and Baitugang.
According to the introduction, the joint commissioning and test mainly adopts the detection train and relevant detection equipment. Under the specified test speed, through the comprehensive technical means such as single train step-by-step speed-up, multiple connection step-by-step speed-up, signal system test and other comprehensive technical means, the performance of 13 train operation equipment, including track, subgrade, bridge, tunnel, electric traction power supply, communication system, signal system and integrated grounding, is fully tested and fine tuned Through trial and re optimization, ensure that the functions of power supply and transformation, catenary, communication, signal, customer service, natural disaster and foreign matter intrusion monitoring are complete and effective, the quality of subgrade, track, turnout, bridge and other structural engineering meet the standard, and the vibration noise, noise barrier, electromagnetic environment, comprehensive grounding and other projects meet the relevant standards, and ensure that the functions of all systems and the overall system meet the design requirements.
Yinxi high-speed railway is an important part of Baohai channel in the main channel of "eight vertical and eight horizontal" high-speed railway in China's medium and long-term railway network planning. It passes through the edge of Maowusu Desert and the huge Loess Plateau Dongzhiyuan, along which there are many national 5A scenic spots and revolutionary traditional education bases. It is a golden tourism line, a revolutionary traditional education line and a prosperous and well-off society Happiness line.