SZ电机维修手册(中拥蘑文).docVIP

ShenZhen Metro Line 3 深圳地铁3号线 Training Manual 培训教材 第2章 设备名 : Traction Motor 牵引电机 Table Contents目录 1. General Description概论 3 1.1 Introduction简介 3 1.2 Construction结构 3 2. Maintenance Schedule维修计划 5 2.1 Introduction简介 5 2.2 Routine Maintenance [on-vehicle]常规维护[车上] 5 2.3 Overhaul [off-vehicle]大修[车外] 6 3. Technical Data技术参数 6 3.1 General一般 6 3.2 Rotor转子 7 3.3 Stator定子 7 3.4 Bearings轴承 7 3.5 Testing测试 7 3.6 Lubrication润滑 8 3.7 Torque Values扭矩值 8 3.8 Performance curve性能曲线 9 4. Tools for Traction Motor牵引电机的工具 11 4.1 General Information一般信息 11 4.2 Hydraulic Tools液压工具 11 4.3 Special Tools for Motor电机的特殊工具 11 5. Disassembling and Reassembling拆装 13 5.1 Maintenance and Overhaul维护及检修 13 5.2 Disassembling拆卸 13 5.3 Rotor Shaft/Core Sub-Assembly转子轴/ 13 5.4 Stator Winding and Cabling定子绕组和布线 13 5.5 Checking the Rotor Balance检查转子平衡 13 5.6 Preparation Prior to Assembling the Motor组装电机之前准备 13 5.7 Assembling组装 13 6. Removing and Fitting the Speed Sensor 拆卸及装配 13 6.1 Introduction简介 13 6.2 Removing the Speed Sensor Assembly速度传感器装配拆卸 13 6.3 Fitting the Speed Sensor Assembly速度传感器装配 13 General Description概论 Introduction导言 The traction motor for Shenzhen Metro Line 3 is a four pole, three phase, squirrel cage induction motor designed for operation with a VVVF inverter system. Its features are as follows : 深圳3号线的牵引电机有4个电极，3相，设计成VVVF逆变器操作用鼠笼式异步电动机。 其特点为如下。 -. The stacked core is rigidly held by using the frame and suitable for use in traction service. 叠加铁芯使用框架紧密固定到一起，并适合用于-. The stator winding is well braced to withstand the shock and vibration associated with vehicle operation. 定子绕组可支撑承受车辆操作相关的冲击及震动 -. The rotor is robust and is capable of withstanding high vibration and impact loads. 转子的强度为能够承受高振动和冲击负荷 -. The motor cooling is of self-ventilation with service proven cooling fan. 电动机冷却已被证实的冷却风扇进行自然通风 。 -. Service proven bearing design is adopted. 应适用已被证实的轴承设计 -. Service proven, Class 200 insulation system is adopted. 适用被证实等级200绝缘系统。 Construction结构 Stator Punching and Frame定子冲片和定子机