地铁车辆紧急制动接触器应用与选型分析  

Application and type selection analysis of emergency brake contactor for metro vehicle

作　　者：王天天 

机构地区：[1]宁波市轨道交通集团有限公司运营分公司,浙江宁波315000

出　　处：《电力机车与城轨车辆》2017年第2期82-84,共3页Electric Locomotives & Mass Transit Vehicles

摘　　要：针对宁波轨道交通1号线一期车辆在实际运用过程中因接触器接触不良而引发的紧急制动情况,分析车辆紧急制动控制电路,对电路电流进行测试,重新对紧急制动接触器进行选型和验证。According to the emergency braking situation caused by contactor of Ningbo Rail Transit Line 1 Phase 1 vehicles in the application process, this paper analyzes the emergency brake control circuit, and tests the circuit working current. Type selection and verification have been carried out to choose a new kind of emergency brake contactor.

关 键 词：地铁车辆 紧急制动电路 接触器 冲击电流 选型 

分 类 号：U279[机械工程—车辆工程]