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约找到 94 条结果,耗时 0.259 秒
225N 气氧-乙醇 电泵式
再生冷却
液体火箭发动机
关山口国服坤坤
1个月7天前
发表于
喷气推进
科创基金
关键词:
再生冷却
液体火箭发动机
再生冷却
冷却剂物性影响及其关键数据变化规律
LSEQY
25天2时前
发表于
喷气推进
关键词:
再生冷却
150N石墨燃烧室气态氧-柴油辐射冷却火箭发动机的研制工作
154454496
4年10个月前
发表于
喷气推进
科创基金
摘要:制造一台不使用
再生冷却
的气态氧-柴油液体火箭发动机并进行地面试车,为以后的液氧-柴油发动机及液体火箭做技术储备。
设计并制造一台
再生冷却
液氧甲烷液体火箭发动机
Na4TNAE_SSSIC
1年3个月前
发表于
喷气推进
关键词:
再生冷却
有关
再生冷却
的简单计算软件开源以及计算过程
LSEQY
2个月25天前
发表于
喷气推进
航天技术
关键词:
再生冷却
【高清无码大图】液氧石蜡
再生冷却
初步测试。
猎鹰
12年0个月前
发表于
喷气推进
正好最近焓熵断网了,标题用一下应该没问题。[s:245] [s:245] 关于石蜡燃料的特点,在这篇帖子中已经讲述了,不需要重复看看就行。说简单一点就是:推力很大,危险性也很大。XXXXXXXXXXXXXXXXXXXXXXXX/t/53385至于为什么没有爆炸可能是因为虎哥的保佑吧! [hr][hr]之前我和zzlzhang在一次交流中得到了Stanford的一篇课件,其中讲解了...
再生冷却
中冷却夹层的燃料(冷却剂)能否允许沸腾?
mark42
9年8个月前
发表于
喷气推进
困扰了我很久的问题,在翻译来的《小型液体火箭发动机的设计与制作中》作者提到冷却用水不能沸腾,而在《液体火箭发动机现代工程设计》里,却只提到了核沸腾,然后再这篇坑资料中,却发现了这个XXXXXXXXXXXXXXXXXXXXXX/link?url=md2Ni-_zcbE8Kud3OnpW-HXE09BDedClxpHFqT9jkyFhJ8QpZKFq6e1cs0SiIiAm3EfbK5nhR13jvD...
LOX—PMMA 液氧聚甲基丙烯酸甲酯
再生冷却
发动机测试,及其性能探究(成都地区活动马
猎鹰
12年1个月前
发表于
喷气推进
内容:成都地区的活动,目的测试稳定性,以及
再生冷却
喷管的性能。,而且紫铜制作的
再生冷却
喷管也毫无损伤。,最开始发动机
再生冷却
的设计流量是70-80g/s,由于实际压力低于设计的2.5MPa,造成了不到30g/s的流量(本来设计的是20s之内储罐就能空,然而这次却超过了30s),冷却效果也远不如设计要求,而且最后阶段流入的液氧已经汽化
提问,求解计算液体燃料喷注设计的所需数据以及计算过程
warmonkey
8年10个月前
回复于
喷气推进
内容:光用软件没意思呢,另外,液氧做
再生冷却
冷却流道内压力要不要超临界?,液氧做
再生冷却
,需要计算过冷度,这个和储罐内的温度,加压耗费的时间有关系。,不过说实话,何必用液氧
再生冷却
呢?,如果只用
再生冷却
不够,可以配合液膜冷却
针栓喷注器在液体火箭发动机上的应用
Na4TNAE_SSSIC
1年3个月前
回复于
喷气推进
机械与工具
内容:首次试车燃烧室内壁和喷管使用酚醛复合材料作为热防护,通过可更换式设计,后续可将内壁材料变更为铜合金之类的导热性良好的材料,测试
再生冷却
,内部
再生冷却
或水冷却。
回 7楼(猎鹰) 的帖子
拔刀斋
12年0个月前
回复于
喷气推进
内容:设计
再生冷却
流量是按哪个公式算的?,PMMA帖子里面发动机
再生冷却
的设计流量是70-80g/s这次试车应该按4秒钟燃烧时间算吧?
回 楼主(猎鹰) 的帖子
拔刀斋
12年0个月前
回复于
喷气推进
内容:拉风的工艺着实拉风,石蜡的威力和
再生冷却
的强大效果充分展现了出来。,设计氧燃比用的退移速率和后来实际超出预期的退移速率分别是多少、
再生冷却
的流量是怎么计算的?
【KC2#液机】试验样机制作完毕--更新再生喉部冷却
ehco
13年0个月前
回复于
喷气推进
内容:引用第48楼艺术就是爆炸于2012-01-25 20:39发表的 :要让液机上天必须用全面
再生冷却
,毕竟液机的卖点之一就是工作时间 这个不能说绝对了,热流密度最大的地方是喉部,必须依靠
再生冷却
是没错的,请谷歌一下现有的HTP-煤油发动机,燃烧室壁一般都不采取
再生冷却
,工况恶劣一点的,最多采用液膜-气膜冷却。
回 2楼(薛定谔的猫) 的帖子
火星居士
13年2个月前
回复于
航天技术
内容:那个大的液体发动机应该是燃气发生器循环,
再生冷却
。
【液机】【计算软件】用于辐射冷却液体火箭发动机/烧蚀冷却火箭发动机/固体火箭发动机隔热层的计算的软件
154454496
5年3个月前
回复于
喷气推进
软件综合
内容:其实石墨是一种不错的耐高温材料,在做好表面处理的情况下,承受2500摄氏度的高温应该不成问题,石墨液机应该能抛弃
再生冷却
了。
大家的火箭发动机的工作时间大约是多少~~~
清纯小萝莉
12年1个月前
回复于
喷气推进
内容:
再生冷却
完成40s。
【KC2#液机】试验样机制作完毕--更新再生喉部冷却
拔刀斋
13年0个月前
回复于
喷气推进
内容:只有喷管部分做
再生冷却
?
每日一 YY 尿不湿水冷式喉
stc90c516rd
10年4个月前
回复于
喷气推进
内容:请教一下,为什么不能
再生冷却
呢?
回 2楼(power_rdx) 的帖子
神の左手
11年10个月前
回复于
喷气推进
内容:真正
再生冷却
的发动机材质一般都是紫铜!
回 7楼(jetliao) 的帖子
火星居士
13年3个月前
回复于
喷气推进
内容:小型液体发动机不适合用
再生冷却
。
【KC2#液机】试验样机制作完毕--更新再生喉部冷却
xj198398xujing
13年0个月前
回复于
喷气推进
内容:强烈建议EHCO
再生冷却
先放一下先上水冷试车 毕竟1W+的东西啊
回 23楼(神の左手) 的帖子
拔刀斋
11年10个月前
回复于
喷气推进
内容:测冷却夹套出口温升可以估算热流密度,用于以后
再生冷却
的设计。
MIT和NASA的干货教程:MEMS微涡轮泵、液氧冷却燃烧室
拔刀斋
10年6个月前
回复于
喷气推进
内容:亚临界和超临界条件下的
再生冷却
传热特性,液氧和甲烷很接近
【液机材料】铌合金的一些资料
博丽灵梦
10年6个月前
回复于
喷气推进
内容:Cu的热导率达到了397W/(m·K),C-103只有37.67W/(m·K),所以说不能用于
再生冷却
【KC2#液机】试验样机制作完毕--更新再生喉部冷却
艺术就是爆炸
13年0个月前
回复于
喷气推进
内容:要让液机上天必须用全面
再生冷却
,毕竟液机的卖点之一就是工作时间
【KC2#液机】试验样机制作完毕--更新再生喉部冷却
ehco
13年0个月前
回复于
喷气推进
内容:引用第29楼拔刀斋于2012-01-19 10:19发表的 :只有喷管部分做
再生冷却
?
回 13楼(拔刀斋) 的帖子
火星居士
13年1个月前
回复于
喷气推进
内容:还是比较喜欢
再生冷却
。
【液机材料】铌合金的一些资料
博丽灵梦
10年6个月前
回复于
喷气推进
内容:我和5880同学经过讨论,认为某公司可能是利用内层Cu来
再生冷却
,外层及延伸段为C-103,辐射冷却。。。
实验用的液体发动机
丿丿丿
8年11个月前
回复于
喷气推进
内容:等试车成功了,马上换上
再生冷却
外套
回 11楼(虎哥) 的帖子
猎鹰
12年1个月前
回复于
科创基金
内容:3.
再生冷却
喷管的设计4.前燃室与后燃室的隔热设计。
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