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马赫环一次看个爽【7楼更新,多视频】
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内容:该原型直径约15英尺(约合4.57米),将由一个巨大的氦气球送到12万英尺(约合36576米)高的高空,然后再由飞行器上所携带的一个
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12年6个月前
回复于
喷气推进
内容:微型固体火箭发动机内弹道仿真软件 https://www.kechuang.org/t/30813固体火箭发动机内弹道模拟软件 更新 添加图象数据CSV输出 https://www.kechuang.org/t/30978[
固体燃料
大家一起来设计我们kcer的“钢铁侠”
独孤青冥
11年5个月前
回复于
极客DIY
内容:至于发点击燃料,用高能材料比较合适,就是没有确定用
固体燃料
还是用液体燃料,不知道kcer们能不能帮忙参考一下
火箭版块索引(2013.8.15更新)持续更新...
wangjchen
10年10个月前
回复于
喷气推进
内容:https://www.kechuang.org/t/30813 固体火箭发动机内弹道模拟软件 更新 添加图象数据CSV输出 https://www.kechuang.org/t/30978 [
固体燃料
[原创]水火箭的助推器的制作过程
huangxun
12年6个月前
回复于
喷气推进
内容:ps:不是不想搞真正的
固体燃料
火箭,家长不让弄呐…寒假我就试试自制个黑火药火箭…现在又有个新构思,能不能用水火箭把黑火药火箭推送到一定的高度在空中发射黑火药火箭呢?
重奖招募志愿者编纂火箭技术版置顶教程与链接
拔刀斋
11年0个月前
发表于
喷气推进
内容:具体任务说明: https://www.kechuang.org/t/58558加分奖励规则:按专题(如
固体燃料
/固体发动机/液体燃料/液体发动机/箭体总体设计/飞行仿真/点火技术/开伞技术……等等)计分
曙光生物研究探空火箭计划(超详细,持续更新)流量警告
暮光之羽
4年9个月前
回复于
喷气推进
内容:所以用铝板把气动槽填♂满了嘤用剪板器ctrl+c金属粘黏剂ctrl+v粘贴完毕之后敲敲打打,胶水填缝最后用角磨机磨平alt+f4(误)燃料隔热层因为小动物比较脆弱,所以在此选择比较温和的燃料,也是非常普遍的业余
固体燃料
多本资料,求翻译筛选
模型爱好者1
12年8个月前
发表于
喷气推进
内容:可怜大部分资料都是老外写的 各位前辈帮忙看看,哪些有用 01-模型火箭业余手册Rocket Manual for Amateurs 02-业余火箭大功率火箭发动机基础知识HPR_Motor_Basics 03-火箭
固体燃料
以及自制火箭模型问题
科创AP基“紫荆一号(Space_ZJH)”发射项目实验准备
Spacesea
1年1个月前
电波长电文
内容:紫荆一号采取#669 AP基
固体燃料
为动力,从开始发射到火箭回收采取环保安全措施,最大可能0污染和绝对保证不对人员造成伤害。
3D打印火箭燃料
bunny9915
7年5个月前
发表于
喷气推进
内容:新获专利的3D打印技术能生产出燃料颗粒,这种颗粒被描述为“一种可同时充当火箭的
固体燃料
源和燃烧室的管状结构”。,Jones解释说:“我们用这种技术生产的燃料颗粒在让火箭引擎以一个加快的速度消耗高能
固体燃料
混合物的同时,还能提供使振动最小化所需要的结构强度。
[ASR]发放免费发动机资料啦!
bh,王者归来
10年9个月前
发表于
喷气推进
内容:作为论坛目前总冲最大的高能
固体燃料
火箭发动机,应该有一些可以借鉴的设计。
初步评分
拔刀斋
10年11个月前
发表于
喷气推进
内容:文件 一等奖氢离子——D2组火箭比赛发射资料(成功发射):D2组二等奖badboy-fly——【F煮】讨论:如何做一个好的固体火箭发动机:取消参赛资格(一句话空贴骗回复)第七骑士团——这几个月实验的业余
固体燃料
回 13楼(laji3865689) 的帖子
独孤青冥
11年5个月前
回复于
极客DIY
内容:我考虑过
固体燃料
,尽管
固体燃料
性能更优越,但在设计发动机这块上确实难搞,所以打算采用液体燃料,至于直接用机械驱动,这个可是可以,但这样的话会把发动机以及传动部件做得很大,没办法微型化,那样还不如直接做个机甲
(最终报告)(欢迎拍砖/YY)(多图)AP基燃料塞式喷管火箭发动机试车以及国内业余界第一次塞式喷管火箭发动机试车
ERIC20041219
4年4个月前
发表于
喷气推进
内容:就回忆到了三年前的塞式喷管项目,而当时我对
固体燃料
火箭发动机已经有了初步的了解,遂决定破土动工,重新来过。,自那以后(决定试车以后),我的研究不断深入,还搞出了个"球形柱孔"药柱计算公式,并进行了(国内业余界)第一次
固体燃料
球状火箭发动机的试车(dark-Ⅰ)以及后续的数据分析。,本人(ERIC20041219)在上海的后花园(jx)完成了国内业余界第一次环缝塞式
固体燃料
火箭发动机的试车,感谢@winter的加工(良心推荐他的发动机产品),精度贼**高。,≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡总结硝糖对45#钢的烧蚀不明显pvc是一种良好的隔热层≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡塞式喷管
固体燃料
火箭发动机第二次试车
《导弹总体结构设计网络课程》
虎哥
15年11个月前
回复于
喷气推进
内容:如果采用
固体燃料
作为蓄压器,则不含气瓶和冷气,代之以火药及火药贮箱。
今早一枚火箭发射成功
z1458799323
8年11个月前
回复于
喷气推进
内容:引用 那抹余辉:我需要
固体燃料
的制作方法,怎样把硝酸钾和蔗糖混合均匀,而又不发生危险 我用的热熔(但是有许多改进的地方) 燃料是kn60% su24% dx16% 我搞了很长时间 也搞出来一些经验
【2012版新手必看】如何制作一个性能优良的堵漏王喷口
鬼灯哥
11年10个月前
回复于
喷气推进
内容:这种喷口还有一个有趣的地方,制作小型发动机时由于表面张力,这个喷口靠近药柱的一面是漏斗形的,也就是说它自己形成了一个收敛喷口,这种喷口能够最大效率的发挥KNSU一类的低比冲
固体燃料
的能量。
最佳固液火箭发动机燃料棒内孔设计方案(原创)
猎鹰
11年10个月前
发表于
喷气推进
内容:从这个公式中会发现,当氧化剂流量不变时,
固体燃料
间的燃烧面积会随着燃料的燃烧而变大,也就会造成燃料的推移速率降低,使得离开最佳氧燃比。
KC3025申请科创B基金(修订版
novakon
9年3个月前
发表于
科创基金
内容:很久以前曾自制
固体燃料
火箭,懂基本的化学知识和物理原理,为探空火箭活动设计过多种电子测试设备,包括推力测量仪器和探空火箭航电系统。
悬赏:常见化合物生成焓的数据文献、计算方法、计算程序
拔刀斋
11年5个月前
发表于
化学
内容:但《化学标准生成焓表》的数据不多,使得
固体燃料
(含有硝酸钾、高氯酸铵、糖类、环氧树脂等复杂组分)的计算受到限制。
回 8楼(虎哥) 的帖子
拔刀斋
11年0个月前
回复于
喷气推进
内容:加分奖励规则:按专题(如
固体燃料
/固体发动机/液体燃料/液体发动机/箭体总体设计/飞行仿真/点火技术/开伞技术……等等)计分,一个专题内的文字和链接可以一个人完成也可以只认领一部分。
火箭版研究课题综述与推荐(不断更新中)
拔刀斋
12年9个月前
发表于
喷气推进
内容:以下是一些主要的研究问题(后续会不断添加):基本分类:资料文献、测试仿真、
固体燃料
、固体火箭、液体燃料、液体火箭、箭体、火工品、回收技术资料文献:与各个具体研究课题相关的资料文献,无论个人水平高低都适合参加资料收集,
固体燃料
性能参数测量——使用发动机的压强时间曲线换算,或恒压燃烧装置,欢迎继续编写计算程序!,
固体燃料
:常见的固体推进剂介绍:黑火药BP——本版有详细教程、技术成熟、压制药柱费力并且药柱强度低,适合制作20mm以下的小火箭(不建议使用)鞭炮火药、窜天猴笛音剂——含氯酸钾、极易爆轰糖类推进剂(KNDX
【修改版】H3C小组暑假火箭活动 · 申请风行动资助
古人
12年0个月前
发表于
科创基金
内容:【具体方案】 类型:RNX
固体燃料
推进二级火箭 发动机:一级不锈钢内径50外径57燃料室长度350 二级钛合金内径40外径45燃料室长度310 装药:定做星孔装药模具,根据RNX
“鸿鹄”系列探空火箭研发制造
CIT
1年2个月前
发表于
喷气推进
科创基金
内容: “鸿鹄”系列火箭:
固体燃料
探空火箭、具备荷载能力、可搭载探测器进行探空科研、可回收箭体、发射成本低、模块化设计。
【H3C小组】一、Arduino二级火箭分离开伞自动控制程序源码【原创】
game00over
12年0个月前
发表于
软件综合
内容:单片机使用arduino NANO 3.0 ,体积小,重量轻 说明:通过Arduino单片机控制
固体燃料
二级火箭的分离和开伞动作,以及航拍模块控制 1~4针脚分别为继电器1~4 继电器1控制航拍模块供电
【高清无码大图】石蜡基燃料的危险性讨论,及液氧石蜡爆轰危险的警告
猎鹰
11年6个月前
发表于
喷气推进
内容:石蜡基燃料的危险性:在很早之前有人测试过AP-paraffin(石蜡)
固体燃料
,在点火后出现了爆轰现象。,由于是液体状态也容易出现液相爆轰,相比其他
固体燃料
更危险。,石蜡燃料的缺点:和其他的
固体燃料
相比,石蜡并不是汽化后再燃烧,而是液化后直接进入燃烧室,需要较大的燃烧室容积,造成发动机重量较大。
Re:Re:回 26楼(拔刀斋) 的帖子
拔刀斋
12年5个月前
回复于
科学技术学
内容:钱在美国留学时的JPL和现在的KCSA没什么两样,用KP和萘熬
固体燃料
做探空火箭,用CO2气瓶做液机。
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