电工技能与实训（第5版）

本书包括安全用电技术、电工基本操作、照明灯具与配电线路、常用电工仪表、单相变压器、单相交流异步电动机、三相异步电动机、常用低压控制电器、三相异步电动机控制线路的安装与调试、PLC基本应用10个项目, 共41个任务。

项目1 安全用电技术··············································································.（1） 任务1 预防触电的安全措施训练··························································.（1） 任务2 触电事故的断电操作训练··························································.（7） 任务3 触电急救的现场操作训练·························································.（10） 任务4 电气火灾的应急处理训练·························································.（13） 思考题····························································································.（15） 项目2 电工基本操作·············································································.（16） 任务1 常用电工工具的使用训练·························································.（16） 任务2 导线电连接训练·····································································.（23） 任务3 铜导线焊接训练·····································································.（29） 任务4 电工识图训练········································································.（31） 思考题····························································································.（36） 项目3 照明灯具与配电线路····································································.（37） 任务1 照明灯具安装训练··································································.（37） 任务2 照明配电箱安装训练·······························································.（44） 任务3 室内配电线路布线训练····························································.（47） 任务4 漏电保护器安装训练·······························································.（54） 思考题····························································································.（58） 项目4 常用电工仪表·············································································.（59） 任务1 电工仪表的符号识别与选用训练················································.（59） 任务2 万用表的测量使用训练····························································.（63） 任务3 绝缘电阻表的测量使用训练······················································.（71） 任务4 接地电阻表的测量使用训练······················································.（74） 任务5 直流电桥的测量使用训练·························································.（77） 思考题····························································································.（83） 项目5 单相变压器················································································.（84） 任务1 变压器的识别训练··································································.（84） 任务2 单相变压器的性能测试训练······················································.（87） 任务3 单相变压器的故障检修训练······················································.（90） 思考题····························································································.（92） 项目6 单相交流异步电动机····································································.（93） 任务1 单相交流异步电动机的认识与选用训练·······································.（93） 任务2 单相交流异步电动机的性能测试训练········································.（100） 任务3 单相交流异步电动机的故障检修训练········································.（102） 任务4 单相交流异步电动机控制线路的连接训练··································.（107） 思考题····························································································（111） 项目7 三相异步电动机··········································································（112） 任务1 三相异步电动机的认识与选用训练·············································（112） 任务2 三相异步电动机的拆卸与装配训练·············································（119） 任务3 三相异步电动机装配后的检验训练···········································.（123） 任务4 三相异步电动机的常见故障处理训练········································.（127） 思考题··························································································.（130） 项目8 常用低压控制电器·····································································.（131） 任务1 低压熔断器的认识和测量训练·················································.（131） 任务2 低压断路器的认识和测量训练·················································.（135） 任务3 交流接触器的拆装与校验训练·················································.（138） 任务4 热继电器的结构认知与测量训练··············································.（144） 任务5 时间继电器的结构认知与测量训练···········································.（149） 任务6 主令电器的认知与检测训练····················································.（153） 思考题··························································································.（158） 项目9 三相异步电动机控制线路的安装与调试··········································.（159） 任务1 三相异步电动机单向运转控制线路的安装与调试训练···················.（159） 任务2 三相异步电动机正反转运行控制线路的安装与调试训练················.（163） 任务3 三相异步电动机自动往返行程控制线路的安装与调试训练·············.（167） 任务4 三相异步电动机Y-△降压启动控制线路的安装与调试训练············.（171） 思考题··························································································.（175） 项目 10 PLC 基本应用········································································.（176） 任务 1 PLC 的接线和编程训练·························································.（176） 任务 2 PLC 的计算机编程软件的应用训练···········································.（181） 任务3 基本逻辑指令的编程与应用训练··············································.（186） 思考题··························································································.（191） 附录 A ·······························································································.（192）