[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$ftWmLBQ2AYkFogwbMvJJPlI8YTTQ2bal1bi_VMegloCk":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":27,"type":28},[],"2026-03-17 04:22:12",324201362,[8,9,10,11],"2020b","2018b","2023a","2019b",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},15,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","a2dfa8bef56c431b9f1a62c9497f2525","仿真实验-直流电机","如果所用的Matlab高于哪个版本则需要转换?",[21,29,37,45,54,63,72,81,84,89],{"answer":22,"createTime":23,"id":24,"options":25,"question":26,"source":27,"type":28},[],"2026-03-17 04:17:32",324201105,[8,9,10,11],"如果所用的Matlab高于哪个版本则需要转换","v1",0,{"answer":30,"createTime":23,"id":31,"options":32,"question":36,"source":27,"type":28},[],324201106,[33,34,35],"代表反抗性恒转矩负载","代表位能性恒转矩负载","代表恒功率负载","如下为直流电动机直接起动的SIMULINK模型,在此图中常量(constant)的作用是 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F084356f4f9f64c23bdf11e31508837b9.png\">",{"answer":38,"createTime":23,"id":39,"options":40,"question":44,"source":27,"type":28},[],324201107,[41,8,42,43],"2020a","2021a和2021b","2022b","下面哪一个版本的Matlab软件不要下载",{"answer":46,"createTime":23,"id":47,"options":48,"question":52,"source":27,"type":53},[],324201108,[49,50,51],"控制导通的时间","initial time为1,则一开始就导通","initial time为0,则一开始就导通","如下为直流电动机直接起动的SIMULINK模型,在此图中step可以 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F084356f4f9f64c23bdf11e31508837b9.png\">",1,{"answer":55,"createTime":23,"id":56,"options":57,"question":62,"source":27,"type":53},[],324201109,[58,59,60,61],"转速","电枢电流","励磁电流","机械转矩","如下为直流电动机直接起动的SIMULINK模型,在此图中直流电机(DC Machine)的m端测量的值包括 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F084356f4f9f64c23bdf11e31508837b9.png\">",{"answer":64,"createTime":23,"id":65,"options":66,"question":71,"source":27,"type":53},[],324201110,[67,68,69,70],"此为降压起动","初始时电压为160V","电压变化为160V-200V-240V","电压变化时间为2s和4s","如下所示为直流电动机起动的SIMULINK模型,根据图中所给各模块信息以下说法正确的是 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd0ab9f330b5f6e4c82f4cbaeafd75c84.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F26e9ca73aded245452f319d192ff2bda.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F39016e9225e9fc839c04b8fc76c7c58d.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F92f9699a697a83a89adbc84912cfcfbd.png\"> \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3626a157db71fbb150599270c6ea85fe.png\"> \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb2a18b903ca981c1ed4af502b8715c03.png\">",{"answer":73,"createTime":23,"id":74,"options":75,"question":80,"source":27,"type":53},[],324201111,[76,77,78,79],"降压调速","降压起动","电压变化为240V-200V-160V","调速的时间为2s和4s","根据图中信息,图中的SIMULINK模型实现的功能为 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc447d5419a3d28d6b1240bd51063e2fb.png\"> \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7ed0aaf53773cd6f2deda7442dcaeb6c.png\"> \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fca7cbad2aa515029d3c65f3d401b13da.png\">",{"answer":82,"createTime":5,"id":6,"options":83,"question":19,"source":27,"type":28},[],[8,9,10,11],{"answer":85,"createTime":5,"id":86,"options":87,"question":88,"source":27,"type":28},[],324201363,[41,8,42,43],"下面哪一个版本的Matlab软件不要下载:",{"answer":90,"createTime":5,"id":91,"options":92,"question":95,"source":27,"type":96},[],324201364,[93,94],"正确","错误","simulink只能采用命令行窗口启动.",3]