从弓网故障谈修订弓网关系相互作用准则的必要性

Necessity of Reviewing Rules for Interface between Pantograph and Catenary Based on Their Failures

通过剖析一典型连续性高速铁路弓网关系异常故障案例,分析受电弓、接触网在动态中的相互耦合关系,在错综复杂的弓网运行环境中挖掘出弓网故障形成的根本原因,结合运行经验,对修改铁标、建立我国特色弓网关系准则提出建议意见。

Through the in-depth study on the typical continuous interaction of pantograph and catenary in an abnormal fault case on high speed railway, the paper analyzes the dynamic coupling interaction between pantograph and catenary, finding the essential causes of pantograph and catenary faults developed in the complicated operational environment, taking into consideration of the operation based upon the experiences, the paper modifies the TB norms, puts forward opinions and suggestions on the establishment of criteria and standards for interaction between pantograph and catenary with China＇s characteristics.