[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fuY-gpQ5BfKDdyttXovSk_GkcDSZlTuVjgTTTUG089ZA":3},{"id":4,"source":5,"question":6,"options":7,"answer":12,"related":13,"type":24,"origin":110,"createTime":26},183520979,"v1","在一般可逆电路中,最小逆变角βmin选在下面那一种范围合理( )",[8,9,10,11],"30º~35º","10º~15º","0º~10º","0º",[],[14,27,37,47,51,61,71,82,92,102],{"id":15,"source":5,"question":16,"options":17,"answer":22,"related":23,"type":24,"origin":25,"createTime":26},183520967,"单相半控桥整流电路的两只晶闸管的触发脉冲依次应相差( )度",[18,19,20,21],"180° \u003Cbr>","60°","360°","120°",[],[],0,null,"2025-04-18T15:16:45+08:00",{"id":28,"source":5,"question":29,"options":30,"answer":35,"related":36,"type":24,"origin":25,"createTime":26},183520971,"α为( )度时,三相半波可控整流电路,电阻性负载输出的电压波形,处于连续和断续的临界状态",[31,32,33,34],"0度","60度","30度","120度",[],[],{"id":38,"source":5,"question":39,"options":40,"answer":45,"related":46,"type":24,"origin":25,"createTime":26},183520975,"3.可实现有源逆变的电路为( )",[41,42,43,44],"三相半波可控整流电路","三相半控桥整流桥电路","单相全控桥接续流二极管电路","单相半控桥整流电路",[],[],{"id":4,"source":5,"question":6,"options":48,"answer":49,"related":50,"type":24,"origin":25,"createTime":26},[8,9,10,11],[],[],{"id":52,"source":5,"question":53,"options":54,"answer":59,"related":60,"type":24,"origin":25,"createTime":26},183520983,"造成晶闸管在不加门极触发信号时从阻断状态转为导通状态的非正常转折有两种因素,一是阳极的电压上升率du\u002Fdt太快,二是( )",[55,56,57,58],"阳极电流上升太快","阳极电流太大","阳极电压过高","电阻过大",[],[],{"id":62,"source":5,"question":63,"options":64,"answer":69,"related":70,"type":24,"origin":25,"createTime":26},183520987,"三相半波可控整流电路带电阻性负载时的移相范围是( )",[65,66,67,68],"0°~90°","0°~120°","0°~150°","0°~180°",[],[],{"id":72,"source":5,"question":73,"options":74,"answer":79,"related":80,"type":24,"origin":25,"createTime":81},183520991,"设变压器二次相电压有效值为U2,三相半波可控整流电路带电阻性负载的晶闸管承受的最大反向电压为( )",[75,76,77,78],"\u003Cimg src=\"\u002Fananas\u002Flatex\u002Fp\u002F47243\">","\u003Cimg src=\"\u002Fananas\u002Flatex\u002Fp\u002F296733\">","\u003Cimg src=\"\u002Fananas\u002Flatex\u002Fp\u002F237324\">","2 \u003Cimg src=\"\u002Fananas\u002Flatex\u002Fp\u002F1372\">",[],[],"2025-04-18T15:16:46+08:00",{"id":83,"source":5,"question":84,"options":85,"answer":90,"related":91,"type":24,"origin":25,"createTime":81},183520995,"单相半控桥式有续流二极管且带阻感性负载整流电路的触发角为α,则晶闸管导通角为( )",[86,87,88,89],"\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F7436d9a3a63286943f317da4ee1f8fbc.png\">\u003Cbr>","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F0b3c7ab18582bee3e318dcd219764fee.png\">\u003Cbr>","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F8d071dceee1f4d41d5ac14d617a2142c.png\">\u003Cbr>","\u003Cimg src=\"\u002Fananas\u002Flatex\u002Fp\u002F1668\">",[],[],{"id":93,"source":5,"question":94,"options":95,"answer":100,"related":101,"type":24,"origin":25,"createTime":81},183520999,"单相全控桥式反电动势负载整流电路,当控制角α小于不导电角δ时,晶闸管的导通角θ为( )",[96,97,98,99],"\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fb581cb45c0130f8fc6888329f17db154.png\">\u003Cbr>","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Ff4eb6e78019a98e5f7ba5ad6dd0e3f77.png\">\u003Cbr>","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F4eb035ab93cabbce34cbc2b35ecc2c4e.png\">\u003Cbr>","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fc2722c94ed2197bdab3544214e8fb32a.png\">\u003Cbr>",[],[],{"id":103,"source":5,"question":104,"options":105,"answer":108,"related":109,"type":24,"origin":25,"createTime":81},183521003,"三相全控桥式整流电路中,共阴极组晶闸管的触发脉冲相位依次相差( )",[19,106,21,107],"90°","180°",[],[],{"courseName":111,"courseImg":112,"workName":113,"workId":114,"count":115,"courseId":116},"电力电子技术应用","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6970180bc44c633747b9464348b3b806.jpg","第5章 MyBatis的注解开发 课堂作业:基于MyBatis注解的学生管理程序","work_42864126",26,"4c118868f143dccc3f9f9eba313c46bc"]