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内容:258]固体火箭-冲压发动机兼有火箭发动机和冲压发动机的优点,它结构简单,能量高,可靠性好,非常适合于军事用途,具有广阔的应用前景.本文详细地讨论了这类推进系统及其主要组件的技术发展状况、贫氧推进剂、
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回复于
喷气推进
内容:对于LS几个所说的事实,的确是这样的,现在已经开始着手制作适合于糖类
燃料
的补偿燃烧室的模具了。
【高清无码大图】廣州聚會專題報導
焓熵`
12年9个月前
回复于
喷气推进
内容:雪狼液机部分先来一张富有职业气质的PCP大叔,拧螺母的照片~~ 雪狼非常专注的调试控制装置 ZVS啥的,具体我也不清楚 邪恶的雪狼同志真正灌装水合肼,OMG~~
燃料
储罐安装 过氧化氢不是好惹的 被晾在一边的数据采集卡
knsu发动机爆炸,我的分析并求帮助
红盟大使
9年0个月前
回复于
喷气推进
内容:直接焦掉是正常的,等您的PVP管材用完后推荐您用PPR管材,按照鄙人的经验来看,PVP比PPR要催,拿来做火箭(尤其是KNSU这种
燃料
),是很容易坏掉的,曾经就被我压爆一个,PPR耐压高,反正我和基友用
探究用铝罐做发动机壳体的可行性
warmonkey
4个月0天前
回复于
喷气推进
内容:铝罐适合做液体发动机的
燃料
罐。
RNX喷口如何设计
warmonkey
11年4个月前
回复于
喷气推进
内容:RNX
燃料
采用标准配方就可以了,实际中也是用的这个配方。
关于BM(W)BM1可回收固体火箭的项目策划书部分内容及部分设计架构
Science_Iron_man
10个月25天前
发表于
喷气推进
内容:• 反推发动机(Reverse thrust engine):BM1改一级同时配备了一台用于末端制动减速的反推发动机,其
燃料
在正常情况下装备的是KNDX或KNSB复合推进剂,该发动机可使用KNDX和APCP,两种不同
燃料
。,• 末端制动反推发动机F2A(Reverse thrust engine- end):其
燃料
在正常情况下装备的是KNDX复合推进剂,该型号发动机可使用KNDX和APCP等类型的不同
燃料
。,第一次减速反推发动机F1A(Reverse thrust engine-first deceleration):在正常情况下在这台发动机内部署的是AP-CP复合推进剂,该型号发动机可使用KNDX和APCP等类型的不同
燃料
[为自制V-1模型火箭作基础理论准备1][转]脉冲式喷气发动机原理和构造
拔刀斋
15年7个月前
回复于
喷气推进
内容:我的两个固体火箭(非冲压)都在地面试验中完全烧毁RNX药柱燃烧产物(含大量熔渣)直接接触纸筒壁,约2秒烧穿
燃料
燃烧结束后残留红热熔渣逐渐把纸筒烧成炭(5-10秒)如果没有熔渣,撑2秒还是有可能的,气体比固体传热能力低而且冲压发动机壁面的边界层基本是空气
马赫环一次看个爽【7楼更新,多视频】
ehco
13年2个月前
回复于
喷气推进
内容:火箭发动机点火器试验[flash=640,480]XXXXXXXXXXXXXXXXXXXXXXX/XXXXXXXXXp/sid/XMzM0NTY0ODM2/v.swf[/flash]环缝形气动塞式喷管AP-HTBP固体
燃料
火箭发动机静态热试车
按照从简单到复杂的顺序,先解决试车场地选址和防护问题
拔刀斋
13年2个月前
回复于
喷气推进
内容:让发动机喷管向上、推力向下可以方便固定,但对液机容易积液爆轰、固机会把
燃料
重量算进测得的推力里。
切削般的铝合金喷口烧蚀情况
ehco
13年6个月前
回复于
喷气推进
内容:铝材在高温高速气流冲刷下的耐受能力本来就很弱,如果
燃料
再那么正氧一点就基本废菜。
气氧煤油发动机喷注器
kc-89277
3年0个月前
回复于
喷气推进
内容:
燃料
每秒消耗13克。
关于模型火箭赛事的通知
ABC
16年8个月前
回复于
喷气推进
内容:模型发动机
燃料
柱各种构型特点分析风对模型火箭发射的影响模型火箭的气动稳定设计降落伞的制作延时剂的选择与制作自制遥控发射装置用市售器材制作电子延时器系统二级火箭的几种分离和点火方案分析模型火箭尾翼材料的选择电点火器的类型和制作如何提高模型火箭发动机点火效率
科创人搞液体火箭可行么?
warmonkey
15年11个月前
回复于
喷气推进
内容:液体
燃料
用加压气体送入。
吐槽
power_rdx
14年9个月前
回复于
喷气推进
内容:我从来都是自己研究
燃料
的配方以及混合制作方法。
OpenRocket计算压心的问题
小科学
4年8个月前
回复于
喷气推进
内容:设计前应先测量发动机的实际推力曲线,工作前后质量,压力指数,
燃料
燃速,然后导入Openrocket然后依据实际情况来设计火箭。
[RNX]使用试车台测量57mmRNX发动机推力数据
MR_FX
10个月18天前
回复于
喷气推进
内容:第三次试车喷口与第1段药柱之间新增了一个外径63mm线径2.65mm氟胶圈从
燃料
柱外壳可以看出没有出现第2次试车的燃气泄漏问题但是第2段药柱与堵头之间防火胶布从侧面烧穿导致了轻微的燃气泄漏收敛段积碳两段药柱间的密封
一个让我百思不得其解的问题
kuanglong7
15年2个月前
回复于
喷气推进
内容:总体归纳起来有常用的方法有以下几种:一:使用速燃火箭发动机,让
燃料
在发射筒中就烧完了,出筒口的弹体已无后喷焰。,(导弹后面那个正在下落的圆柱体就是烧尽
燃料
后分离了的助推器)
【国外文献,翻译】SPECTRA计划 之 一种可贮存液态推进剂的实验性评估
novakon
11年7个月前
发表于
喷气推进
内容:我们可以举出成百上千种
燃料
与推进剂的组合,其中很多都已经经过了测试。,首先,因为哥本哈根亚轨道不是财政部,那些又贵又难搞的
燃料
肯定要否决掉。,这就会导致氧化剂和
燃料
不能同时烧完,影响对ISP的测量。
32mm金属发动机设计制造
TonyStark
3年11个月前
发表于
喷气推进
动手实践: 实验报导
内容:发动机用途主要是上箭,因为其设计比较激进,不适合用于
燃料
探索等。 ,设计部分首先阅读了论坛里许多前辈的设计,初步决定
燃料
为一致性较好,工艺也较为安全完备的KNSB。,且KNSB所需的合适喷燃比300-500,与部分AP
燃料
相仿,以后可以直接换用。
关于液体发动机雾化装置的个人看法~!
wsygz08
13年4个月前
发表于
喷气推进
内容:喷油器需要压力才能工作,喷油泵的体积大,不适合,怎么解决这个问题呢,我的想法是这样嘀,利用
燃料
预热的原理,产生高压。,前题,
燃料
贮存装置要求耐压是喷油器的2倍左右。
火箭基本能量与效率计算
lyhhjahj
2年11个月前
发表于
喷气推进
严肃内容: 专著/论述
内容:2:Pchem=m’QPchem:火箭发动机输入功率,单位瓦Q:单位质量化学反应产生的热量与此
燃料
质量的比值,可以理解为
燃料
热值,单位焦每千克这个公式很好理解吧,热值乘上质量除以时间。
大菜鸟第二次做火箭的遭遇,求调教啊前辈们!
especisally
9年9个月前
发表于
喷气推进
内容:不过我还是拿根管子给塞上zhuai实了, 拿了个螺母当喷嘴,直接用锤子砸进去的,结果当然是火箭一动不动,毕竟那么烂的
燃料
。。。,于是乎这个星期想试下重结晶法,毕竟在KC看了这么多贴,都是用重结晶的 于是乎,刚才中午连饭都没吃就开撸了 因为毕竟是
燃料
,而且新手什么的总会怕怕的,所以就扯线把电磁炉拉了出院子,原本是想直接拿一个盆子就好了
[原创]彻底抛弃汽油:电动车辆的未来战略
全能杀手
17年7个月前
回复于
极客DIY
内容:还有长期的代价,国家资源,技术现状,对环境的影响,甚至对社会,文化的影响.都是需要考虑的电不过是一种能量载体,它也要由其他能量转化而来,现在的电能也有的是从化石能源转化来的,也许以后为了实际需要我们要把电能转化为
燃料
的化学能
人类利用仿生学设计的十大产品
mass_lynnxy
16年2个月前
回复于
极客DIY
内容:此外,这辆车的氮氧化合物排量比普通车辆低80%,
燃料
消耗比普通车低20% 钩和毛圈塔扣:1940年,一名瑞士工程师从粘到自己裤子和狗毛上的植物得到启发,发明了这种塔扣。
DIY超好用的汽油熔焊机
五月裂片
12年0个月前
回复于
极客DIY
内容:3 新型油罐设计,增大汽油和空气的接触面积,并增加加热装置,使
燃料
利用率达到70%以上。
最新LHmini非金属固体火箭发动机提前公布(冲刺目标的发动机设计)+ 一种发动机的故障原因分析方法
FROZEN巨擘
9年6个月前
发表于
喷气推进
内容:同样如果
燃料
费用太高昂,也没啥用。,当然,要有更高的发展,好材料是决定因素,这也启动是LEX系列计划和尝试AN
燃料
计划的原因(不过得暂停了,这一年为了高考。),如管理员需确认可私信)得到高燃速,高压强指数的
燃料
,这样发射极
燃料
就可以在低压强下获得高的燃速,进而提升燃室压强。,在这里,通过(高速)录像的回放,证实了
燃料
密度的不合格导致了爆炸,同时显现环氧加强环部分是发动机弱点,还需加强设计。,第四次因
燃料
的气泡问题,导致的整体爆炸。
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