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约找到 795 条结果,耗时 0.337 秒
新人大家支持一下吧 请问这种烟花火箭用的是什么燃料(一种白色固体燃料)
twz562
14年10个月前
回复于
喷气推进
内容:氧化剂用高
氯酸钾
,还原剂用苯二甲酸氢钾或苯甲酸钠。
各位火箭高手请进。
zxm
14年7个月前
发表于
喷气推进
内容:,碘化氮,也玩过黑火药配制,玩过
氯酸钾
还有硝酸钾分别和铝粉,面粉,碳粉,硫粉混合点燃,玩过铝热剂,闪光粉。
新人入坑,加入科创
Marx
5年0个月前
发表于
喷气推进
内容:不多说上视频这是8月份的KNSU的燃烧实验,,,,,当时还没有禁止KNSU的在家里瞎搞然后就去试车了(😖疯了疯了)这次真的是乱搞完全没有安全意识lz差点挂了上面一个是之前的试飞这是为什么科创静止
氯酸钾
好的
求购一些点火头
HCN
7年4个月前
回复于
跳蚤市场
内容:话说我一直用
氯酸钾
和碳粉或者偶氮四唑铅+火棉点火。。
这种点火头是什么药
smith
8年8个月前
回复于
喷气推进
内容:一些实验研究: 关于点火药:BP、
氯酸钾
碳粉系、特屈拉辛改善火感(由于没有DDNP使用特区拉辛代替),最容易点燃的是特区拉辛,几乎只要上100度必燃 关于电阻丝选材:钢丝球,吉他弦、白炽灯钨丝、0805,高压点火和电磁炮的电路几乎一样,但充能可以更少一点,基本上充电到500~700v,30uf的电容就可以了,不至于电磁炮的上千微法,高压点火也是工业用的方法,高压点火的好处是瞬发,几乎无延迟,点火药可以是做得很烂的bp、
氯酸钾
碳粉
讨论一下,关于由空气中放电制取二氧化氮的可行性
samhrc
11年7个月前
回复于
化学
内容:不是通过这些技术谋利的商人,什么成本高,电耗大,这是商人该考虑的问题,我们是爱好者,无论这种方法多不可取,总比氨氧法容易实现,对于我们这里,很难买到这些强酸,不是有钱就能买到,所以只能另想它法,还有我这里已经可以家庭自制,
氯酸钾
【原创】集之大成者 — 各类化学试剂获得途径详解!
虎哥
16年0个月前
回复于
化学
内容:禁止把干电池中取出的“二氧化锰”当做
氯酸钾
制取氧气的催化剂。
回 9楼(模型爱好者1) 的帖子
拔刀斋
11年11个月前
回复于
喷气推进
内容:商用烟花点火头,动作电流偏小、使用燃点较低的敏感药(硫氰酸铅,不排除含有
氯酸钾
),安全性不高,广局用过有原因不明瞎火的。
电解氯酸钠制高氯酸钠。。。。快来围观铱钽钛阳极和高强石墨
fzc40795457
11年0个月前
回复于
化学
内容:我以前瞎搞的电解实验全部失败 用碳棒阳极电解热氯化钠溶液制氯酸钠,氯气味倒是闻到了,却无法取出溶液中微量的氯酸钠,可能是氯酸钠产量太低(虽然电流够大,电压够低,但苦于找不到表面积够大的阳极材料), 溶液中加氢氧化钾后也未见有
氯酸钾
析出
会员123123123今日访问南开大学,kasim顺利完成接待任务
thallium2012
14年5个月前
发表于
跳蚤市场
内容:双氧水一瓶,三氧化二铬一瓶,试管架一个(铝合金),
氯酸钾
少量,高氯酸钠少量。
回 9楼(power_rdx) 的帖子
轻疯科研中心
14年6个月前
回复于
喷气推进
内容:燃料没加铝,那个铜喷口应该不会烂掉,然后这8g药消耗没,再去烧点碳配新药(上次碳都配进去了,不过高
氯酸钾
还剩不少)。
关于电解法生产高氯酸铵
smith
6年5个月前
发表于
化学
内容:主要目的还是为了产量,不要跟我说得到氯酸盐热分解,且不说产量,就是公斤级的
氯酸钾
你敢加热么。
来了!超省钱的氯酸盐电解制取
高压谭姆斯
3年10个月前
发表于
化学
内容:原因如下:1随着电解的进行
氯酸钾
的溶解度低开始析出极易附着在电极的表面导致反应停止(除非极大的电流密度,但会伤害电极)2
氯酸钾
析出导致溶液导电性减弱降低电流 食盐不作要求纯度95%以上就行 之后就是,以下是笔者电解一天后10%的产量(已用koh复分解----可见产量不错要说明一点氯酸钠的溶解度很高因此很长时间内都不会看的晶体析出为了取得我们需要的
氯酸钾
我们需要进行复分解首先,将电解液加热至沸腾(如果有浑浊可以先过滤
mini火箭的第n次发射成功,附加一些关于反喷开伞的介绍
jn久
11年5个月前
发表于
喷气推进
内容: 参数: 总质量:48,2g 材料,除喷口为铁丝外全为纸 发射药,高
氯酸钾
60%,l:l丙三醇三酸硝脂,丁三醇三硝酸脂5%,pvc胶7%,葡萄糖30%,外加二氯甲烷15%,成品药柱8g,直径12mm
申请资金用于航电设备研制
小哈_abc
12年5个月前
发表于
科创基金
内容:【具体方案】发动机方面:目前已有金属发动机(38mm直径内径34mm)*1及硝酸钾系与高
氯酸钾
系火箭发动机制作经验,具体测试时根据条件选用成品发动机(四凯C级与D级)与自主开发的金属发动机。
[实验]粗略测定Cu2+/Cu的标准电极电势[3rd]
francisco
15年10个月前
回复于
化学
内容:我想神的几次事故都和他自己有关吧,比如明知道
氯酸钾
制氯气会爆炸还去做。
龙吟一号固体探空火箭设计与制作
0kjee
3个月19天前
回复于
喷气推进
内容:(懂得都懂)还有,啥时候能出一份官方一点的一些固体燃料禁止加入的试剂,比如说
氯酸钾
+ 红磷组合(话说哪个人敢这么干)最后来一段对那些作死的常用语:大难不死——?
珍爱生命,掀起普及科技爱好安全常识的新高潮
科创网
12年8个月前
发表于
社区公务
内容:他所采用的
氯酸钾
——赤磷配方(相关评论XXXXXXXXXXXXXXXXXXXXXXXX/t/45371),即使在我们网站,也早在2006年就严格禁止。,在2008年、2009年,媒体上都有因
氯酸钾
——赤磷混合物造成中学生重伤的报道。,科创论坛 2012-05-19 附:中学化学书中的四大杀手1、
氯酸钾
-赤磷制剂(教材上称粉笔炸弹)2、铝热反应3、高锰酸钾-硫酸制剂(教材上称魔棒点灯)4、硝酸甘油酯国内见到公开报道的事故:1,重伤残疾
整理下各和谐试剂制法
zonda
4年1个月前
回复于
化学
内容:(顺便说一句这家伙搞了好多东西,在家里电解出了一公斤多
氯酸钾
,还将过氧化氢浓缩到了70%以上等等)
关于复合KN KA之类的聚合物/粘接剂选择
侧卫007
14年0个月前
回复于
喷气推进
内容:作为氧化剂的通常是高
氯酸钾
、高氯酸铵、硝酸钾、硝酸钠和硝酸铵等酸盐和高氯酸盐。,高氯酸盐和弹性体或塑性聚合物为主组成的推进剂配方1(Galcit Alt 161)组分 用量/g 组分 用量/g高
氯酸钾
75 含矿油或树脂的沥青 25说明 这是美国首当其冲先制出的以高氯酸盐为氧化剂的火箭推进剂,配方3组分 用量/g 组分 用量/g高
氯酸钾
80 聚甲基丙烯酸甲酯 20其密度1.86g/cm3,火焰温度3750K。
常用火箭推进剂配方
晨钟暮鼓
12年9个月前
发表于
喷气推进
内容:然后,慢慢加入边搅拌均匀了几分钟,直到木勺continuesly的高
氯酸钾
。,高
氯酸钾
(细网格)..................... 64苯甲酸钾................................ 32氧化铁红,氧化铁.....................,------------邻苯二甲酸二甲酯------------ 14.0二硝基甲苯---- 11.0 --------炭黑0.20 ---- 9.0 0.3硫酸钾1.25 ------------高
氯酸钾
【修改版】H3C小组暑假火箭活动 · 申请风行动资助
古人
12年7个月前
发表于
科创基金
内容:尝过
氯酸钾
,涂过氢氟酸。
【原创】集之大成者 — 各类化学试剂获得途径详解!
mithril
16年0个月前
发表于
化学
内容:5.
氯酸钾
----
氯酸钾
是一些除草剂的主要成分,农药化肥店可以购得(现在这类含
氯酸钾
的除草剂种类可能少了,要买需要一点运气)。,一般含量在30%以上,可以利用溶解度的差异来分离出
氯酸钾
晶体。,28.高
氯酸钾
---- 非处方药,主治功能为利尿,由于使用人群较低,一般药店可能难以购得。
Re:回 11楼(jetliao) 的帖子
拔刀斋
13年9个月前
回复于
喷气推进
内容:XXXXXXXXXXXXXXXXXXXXX/625695/ProductDes_162878_XXXXXXXXXXml现在基本上所有正规的烟花爆竹(违法添加
氯酸钾
的假货除外)都有铝粉和KP成分AP也有烟花专用产品
电解氯酸钠制高氯酸钠。。。。快来围观铱钽钛阳极和高强石墨
ddomax
11年0个月前
发表于
化学
内容:而且有隔板,可以保证2mm的极间距却不短路 实验开始: 4小时后石墨解体,副反应严重,电解液浑浊: 石墨板: 钛板: 取少量电解液过滤、复分解、洗涤制得少量高
氯酸钾
: 5h左右可以制备
项目“几种纯净无机酸及无水盐的制备(I)第一期”第一次进度简要汇报
chemistry02
6年1个月前
发表于
化学
内容:至于制取高氯酸,这个比较麻烦,我打算先用溴酸钠和氯气反应制得氯酸钠(顺便制一波溴),再电解氯酸钠溶液制得高氯酸钠,再制高
氯酸钾
,再制高氯酸。
H3C小组暑假火箭活动,申请风行动资助
game00over
12年7个月前
发表于
科创基金
内容:尝过
氯酸钾
,涂过氢氟酸。
鹰击长空 铝热+镁条xxx诱饵
vocal@ルカ
14年7个月前
发表于
化学
内容:当用
氯酸钾
作氧化剂时,切不可加大剂量,否则会引起物理火暴火乍和化学火暴火乍,在点燃反应物之前,先撤离周围人员,并保持一段距离。
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