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货运重载是适应国家经济社会发展和提高铁路自身企业效益的需要,是我国铁路的发展方向;从理论上计算了重载铁路到发线的有效长,详细分析了影响到发线的各种参数,提出适应系列重载列车的到发线有效长。
Freight overloading is to meet the needs of the country’s economic and social development and improve the efficiency of the railway itself is the development direction of China’s railway; calculated from the theory of the effective length of the heavy rail to the hairline, a detailed analysis of the hairline affect the various Parameters, proposed to adapt to a series of heavy-duty train to the hairline effective length.