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约找到 1273 条结果,耗时 0.251 秒
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内容:做个算是备忘的帖子一级由多台电泵发动机并联组成, 每台提供25kN的推力,
二级
基于一台挤压循环发动机, 单台提供27kN的推力, 能将大约175kg的载荷(保底)打到LEO.
我有5个高压包
笨笨先生
14年10个月前
回复于
高电压技术
内容:1.用NE555推3205,由于稳压电源烧了就用电脑的电源2.三次效果图说明2.1 图一为第一级,不带第
二级
放电效果,可以达到接近2CM2.2 接上第
二级
的效果,明显没有第一级放电长度大2.3 两级串联放电效果
我的单级发射的威力实在很小
ビリビリ女
14年10个月前
回复于
电子技术
内容:如果是的话容量小了些,提高3~4倍左右更好从第
二级
开始反而会成为减威力的来源。
欲打造史上最快电动自行车,现征集各种馊主意
power_rdx
13年7个月前
回复于
电动汽车
内容:还有辆几百块钱的捷马高赛,在一个缓坡上玩命加速,最快上到了70KV170,属于低转速(max7000)高扭矩马达,需要加两级减速,第一级为齿轮减速,第
二级
为链轮减速。
KC-目前最长一条、弟一个三.级火箭发射花紫
jrcsh
13年8个月前
发表于
喷气推进
内容:~~~很好很强大~~~~ 这权火箭是有条形码~~~~的 壳体初次组装~~~~ 一级的尾翼用的是PCB
二级
的尾翼用的是铝合金.,降落伞一个.....控制器等~~~损失~~~~接近快接近4位数~~~~~~~~发射:弟一级成功点着 ,但(注意只是可能的猜测)可能出现新的点火方法带来的漏洞 ,一级发动机工作3秒左右 ~~~堵头穿了 弟
二级
有没成功点火未知,
二级
如果成功点火~~~~~哪就飞得~~~好远......
完美的发射,完美的数据采集
彩虹之巅
12年0个月前
回复于
喷气推进
内容:倒是以后做
二级
分离时,一级分离后何时开伞回收不太好把握,撇开分离后一级的运动姿态不谈,是分离后即时开伞还是等一级速度降下来后开伞,这些都是要考虑的问题。
关于COILGUN线圈的一点想法…
拔刀斋
15年6个月前
回复于
电磁炮
内容:还有一个问题,用子弹和电刷开启第
二级
线圈,既然怕电流太大烧毁线刷,为什么不用一个放大电路呢?
谁帮忙评价一下这个电路,难道能做到单线输电么?
joyeep
15年6个月前
回复于
电磁炮
内容:可能是0,也可能是无穷大,这个时候
二级
管是应该截止或打开?
【YB-5】【连载】低压电磁自动步枪后期实用化完善连载贴【15-11-22更新】
Ma3.02的守望
9年1个月前
回复于
电磁炮
内容:YB-5 600RPM测试 解压密码本坛网址 视频最后的火花原因:第
二级
信号地线被第一级磁环短接到动力电源上,地线等离子化。
[原创]教你制作第一把电磁炮
clebschgordangg
14年6个月前
回复于
电磁炮
内容:该枪所用元器件如下:主电容200V10000 SCR:KP100A 小开关1个,清触开关1个(由旧鼠标拆的),电阻150欧2个,发光
二级
管一个、9V电池盒1个即可。
代人求助贴:当子弹在管内加速接近340M/S 因当作哪些处理措施
127F
10年7个月前
回复于
电磁炮
内容:下一级加的在大于 30m/S 再一个时段内 前一级加出 30m/S ...唉,这一看就知道是骗人的啦,后一级的加速肯定比前一级的加速小,因为由于速度增加了,所以加速时间变小了,特别是第一级和第
二级
之间
回 107楼(huoyinggames) 的帖子
听我说瞎话
12年4个月前
回复于
电磁炮
内容:4cm,5-6层,一级一级长的设计是我自己想出来的,也不知道是否有用,光电检测装在靠近前一级线圈,弹丸出来就能检测到,线圈弄成可动的,参照潜水员的说明是在管子上缠一层塑料膜然后再绕线圈,根据实际情况调整第
二级
线圈距光电的距离
请教三级以上的加速
hoyoyo
14年1个月前
回复于
电磁炮
内容:还有这样做是为了调整重心向前,控制稳定性,还有弹丸和加速线圈一样长是为了,加速过程中,每个双制开关自动跳闸,还有就是弹丸表面和加速管的内腔最好要润滑,整个过程是这样的,通电———加速———弹丸过闸(一级管断路
二级
管通路
消磁波线圈炮
MicroSound
11年9个月前
回复于
电磁炮
内容:突然间发现如果把二极管换换位置,一种新的电路就产生了,第一,第二,第三级线圈参数相同,紧密靠着,开始的时候电容通过scr对三个电感充电,电容放电完毕后假设电感电流I,二极管导通各自形成回路,第一级电感电流I,第
二级
电流
回 10楼(luobinme) 的帖子
笨笨不笨
11年9个月前
回复于
电磁炮
内容:贴出来的这段程序没完全看懂,不过觉得开通
二级
加速的三条语句中,貌似第三句TOW_P=1;才是触发SCR的,既然觉得单片机反应慢了,为什么前面还加了一句delay呢,直接fire不就行了么?
电磁实验,原创,第一次做,只做九级,有图有真相,流水篇,不定时更新
22X220
9年1个月前
回复于
电磁炮
内容:第
二级
,穿3层纸板,时间点093.
准备做两级加速,先上电路图
小小kiss
14年3个月前
回复于
电磁炮
内容:第二:上面有位仁兄说,
二级
的电容容量比一级大,就会出现威力下降的情况,是这样么?
微型 斯特林 制冷机 液化空气实验
RodTech
8年9个月前
回复于
极客DIY
内容:一般高温端还有
二级
半导体制冷堆的,这个组件好像叫Cryocooler,用于氦回收的。
【H3C小组】一级发动机终于到了,苦等一个月啊~【图,真相~~】
七公里垃圾站职业技术学院
9年9个月前
回复于
喷气推进
内容:引用 旗舰:根据目测星孔模具尺寸和图纸中的喷喉尺寸,而粗略帮楼主计算了一下喷燃比,数据在500~600之间,相对于RNX燃料而言喷燃比有些偏低,况且还要带动第
二级
火箭,可以预见推力会略显不足。
STM32 USB RamDisk
phpskycn
8年9个月前
发表于
软件综合
内容:STM32F0和STM32F7系列的兼容性未知 仅支持USB OTG FS模式工作 仅支持连续的RAM地址,比如在STM32F407VG上只能使用第一块128kb的SRAM,如果需要使用多块的需要加入
二级
映射机制
今天捡到一截电线,我想做一个电磁炮,大家看看该怎么搞。
rb-sama
12年5个月前
回复于
电磁炮
内容:SPWM信号的 之前简单搭建的STC89C52RC单片机驱动的裸板 电弧一长程序就直接跑飞了 加上屏蔽和电隔离之后 就爽了很多= = 就是光纤头稍微有点小贵 然后看你的导通时间 第一级也就5mS左右 第
二级
为,2mS 看起来提速很快啊 目前这台
二级
磁阻还是用无关断的SCR做 不过如果做成更多级数的紧密加速 利用重叠电平导通级数 无关断的磁阻加速也不会因为后拉减小威力 不考虑超高效率的情况下 我觉得这是个非常不错的大威力解决方案
一个模拟电路郁闷着大家来帮帮我
west_0830
15年7个月前
发表于
电子技术
内容:.二极管下面的电源电压为3V..当左边输入小于3V时.右边输出电压为0.当左边输入电压高于三V时输出电压为3V.也就是所谓的恒压特性...我不明白的地方是.为什么左边电压大于三V时.中间那个连接三V的
二级
管导通
关于经典自激式ZVS电路的改进完善理论
乞力马扎罗的雪
5年2个月前
回复于
高电压技术
内容:还有一种方式就是
二级
变换,后级完全锁定在最完美的ZVS波形上。
新缠的次级
小特斯拉圈圈
15年1个月前
回复于
高电压技术
内容:500V啊...........不用绝缘
二级
管式快恢复的替代不知道.....耐压估计是电路图作者用的元件的参数
关于多极加速线圈中的问题
阿丕
17年6个月前
回复于
电磁炮
内容:线圈间的互感其实很少考虑,当然我推荐大家考虑一下,说不定有新发现.正常情况下,高速度的弹丸在进入下级线圈前,下级线圈就已通电了,这是由于速度方面造成的.即是说:第一级加速后,需要大约300毫米的距离然后安装
二级
学校里的发动机测试(1p,只是冒个泡)
3ha510
14年3个月前
发表于
喷气推进
内容:很悲哀的我就一直无法把我的火箭课题搞得深入些(比如空气引射或是
二级
),至于为什么没有办法去探索这些,原因就在于我还没有把我的小发动机搞定呢。
郁闷了6楼的图不把图中的三极管换成场效应管那脚位不知道如何安了
west_0830
15年6个月前
回复于
电子技术
内容:原来从电阻出来接B级就改成接集电极.而下面的是改接基极.中接的变成接发射极这样就完成了三极管导通的基本原理.基极正偏.集电极反偏.发射极正偏的原理.不过我还是想利用一下在原来的基础进行二三级管以前一个控制另一个变成
二级
放电通断做用
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