大疆社区

标题: 千里运粮&电动飞机 [打印本页]

作者: 胖蜜蜂1001 时间: 2021-4-3
标题: 千里运粮&电动飞机
[{"nameindex":"_2_679539","type":2,"imgsrc":"202104/03/155604g5ir6iczuh6zacj5.jpg","multi_size":{"small":"202104/03/155604g5ir6iczuh6zacj5.jpg@!550","large":"202104/03/155604g5ir6iczuh6zacj5.jpg@!1920","extra_large":"202104/03/155604g5ir6iczuh6zacj5.jpg@!2560","wide_450_360":"202104/03/155604g5ir6iczuh6zacj5.jpg@!450x360","medium":"202104/03/155604g5ir6iczuh6zacj5.jpg@!1200","square_360_360":"202104/03/155604g5ir6iczuh6zacj5.jpg@!360x360","standard_640_360":"202104/03/155604g5ir6iczuh6zacj5.jpg@!640x360"},"url":"202104/03/155604g5ir6iczuh6zacj5.jpg","desc":""},{"nameindex":"_1_2","type":1,"imgsrc":"static/image/text.jpg","url":"","desc":"今天无人机带着68%的电量升空，几分钟就耗尽迫降，还好平安找回。\r\n自古载重和运输成本就是个矛盾。古代远距离作战，粮草是根本，现代战争打的也是后勤。运粮千里之外，辎重部队是作战部队的数倍甚至十多倍，运抵一斤粮草要消耗数十斤。"},{"nameindex":"_2_679540","type":2,"imgsrc":"202104/03/155657qlvuy1nafbb1yvvp.jpg","multi_size":{"small":"202104/03/155657qlvuy1nafbb1yvvp.jpg@!550","large":"202104/03/155657qlvuy1nafbb1yvvp.jpg@!1920","extra_large":"202104/03/155657qlvuy1nafbb1yvvp.jpg@!2560","wide_450_360":"202104/03/155657qlvuy1nafbb1yvvp.jpg@!450x360","medium":"202104/03/155657qlvuy1nafbb1yvvp.jpg@!1200","square_360_360":"202104/03/155657qlvuy1nafbb1yvvp.jpg@!360x360","standard_640_360":"202104/03/155657qlvuy1nafbb1yvvp.jpg@!640x360"},"url":"202104/03/155657qlvuy1nafbb1yvvp.jpg","desc":""},{"nameindex":"_1_3","type":1,"imgsrc":"static/image/text.jpg","url":"","desc":"运载火箭也是这样，世界上最大的运载火箭土星5号起飞重量3038吨，可发送118吨的有效载重，载重只占总重的3.88%。"},{"nameindex":"_2_679541","type":2,"imgsrc":"202104/03/155727dr39bln3qz82pjnq.jpg","multi_size":{"small":"202104/03/155727dr39bln3qz82pjnq.jpg@!550","large":"202104/03/155727dr39bln3qz82pjnq.jpg@!1920","extra_large":"202104/03/155727dr39bln3qz82pjnq.jpg@!2560","wide_450_360":"202104/03/155727dr39bln3qz82pjnq.jpg@!450x360","medium":"202104/03/155727dr39bln3qz82pjnq.jpg@!1200","square_360_360":"202104/03/155727dr39bln3qz82pjnq.jpg@!360x360","standard_640_360":"202104/03/155727dr39bln3qz82pjnq.jpg@!640x360"},"url":"202104/03/155727dr39bln3qz82pjnq.jpg","desc":""},{"nameindex":"_1_4","type":1,"imgsrc":"static/image/text.jpg","url":"","desc":"多年前玩航模，只能用2.5cc的汽油机，为什么不用电动？就是因为电池自重重，效率低。当时有个电动飞机方案，第一是减低电机自重，电动机的转子要反复锉成异形，第二电池是上不了飞机的，只能用线控输电，就是带个“尾巴”。"},{"nameindex":"_2_679542","type":2,"imgsrc":"202104/03/155800jlw6plyls8vwvks0.jpg","multi_size":{"small":"202104/03/155800jlw6plyls8vwvks0.jpg@!550","large":"202104/03/155800jlw6plyls8vwvks0.jpg@!1920","extra_large":"202104/03/155800jlw6plyls8vwvks0.jpg@!2560","wide_450_360":"202104/03/155800jlw6plyls8vwvks0.jpg@!450x360","medium":"202104/03/155800jlw6plyls8vwvks0.jpg@!1200","square_360_360":"202104/03/155800jlw6plyls8vwvks0.jpg@!360x360","standard_640_360":"202104/03/155800jlw6plyls8vwvks0.jpg@!640x360"},"url":"202104/03/155800jlw6plyls8vwvks0.jpg","desc":""},{"nameindex":"_1_5","type":1,"imgsrc":"static/image/text.jpg","url":"","desc":"如今技术进步普通人都能用上电动无人机，但续航仍是主要矛盾，飞机自重小的性能差，自重一上去，总重量就得成倍增加。\r\n什么时候电池能发生革命性的突破，不光是无人机，汽车、手机、电脑，所有家电都能摆脱那条“尾巴”。"}]

作者: Tierra 时间: 2021-4-3
卧槽，多少年没看到线控飞机了。。。

作者: fansb77222f4 时间: 2021-4-3

作者: Huozy 时间: 2021-4-5

。。

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