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约找到 44 条结果,耗时 0.203 秒
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2个月前
发表于
喷气推进
科创基金
关键词:
齿轮泵
齿轮泵
限滑差速器
a5228166
2年4个月前
发表于
机械与工具
内容:
齿轮泵
限滑差速器是效果极好的成本极低的一、
齿轮泵
限滑差速器结构
齿轮泵
限滑差速器主要是通过对成本很低的锥齿轮差速器,进行一定的密封,利用半轴齿轮和行星齿轮转动时会产生
齿轮泵
的效果来实现限滑功能的,所以相比其他的限滑差速器成本很低,二、
齿轮泵
限滑差速器原理
齿轮泵
限滑差速器的原理,
齿轮泵
工作时把油液出口变小,这个时候
齿轮泵
的转速不变阻力就会变大,当把油液出口变得很小时,
齿轮泵
压力就会变得很高,此时
齿轮泵
转速越高压力就会越大,
齿轮泵
限滑差速器就是利用的这个原理,
齿轮泵
限滑差速器就是把行星齿轮和半轴齿轮的啮合进行一定的密封,就形成了
齿轮泵
的形式,就可以实现两侧车轮转速差变大,不打滑车轮获得的扭矩也越大。,因为
齿轮泵
限滑差速器是限制行星齿轮和半轴齿轮的相对转速来实现限滑功能的,在正常转弯时转速差很小,几乎不会对差速器的差速功能产生影响,
齿轮泵
限滑差速器随着行星齿轮和半轴齿轮相对转速变大,阻力也逐渐变大,所以
齿轮泵
限滑差速器可以在所有车辆上面使用,四、
齿轮泵
限滑差速器的优势因为
齿轮泵
限滑差速器利用的是
齿轮泵
的原理,限制半轴齿轮转速的是润滑脂以及转动时产生的压力,所以两侧车轮不会出现大的转速差,可以有效的减小对差速器的冲击,减小差速器壳体和锥齿轮的转速
出德国无刷电机带动美国产的磁隔离
齿轮泵
苦丁茶
8年1个月前
发表于
跳蚤市场
懒得照相,淘宝宕图。成色很新没有锈。运转顺畅,用航模无刷电调可以驱动。价格200包邮
一枚火箭的理论高度计算
Z聚变
1年1个月前
回复于
喷气推进
内容:无刷电机 +
齿轮泵
燃料泵电机重600g 功率5000w
齿轮泵
重3.2kg 单次12.5ml/r 转速2000r/m 流量420g/s氧化剂泵电机重300g 功率3000w
齿轮泵
重2kg 单次 6ml
罗茨泵图
于新
9年2个月前
回复于
机械与工具
内容:引用 friedel:原理和
齿轮泵
一样的 和
齿轮泵
不太一样,它两个泵轮不接触。
500牛电泵循环气氧煤油发动机立项
Keto_RDX
7个月23天前
回复于
喷气推进
内容:
齿轮泵
做主泵也是挺稀奇,不过
齿轮泵
也需要一定的泵前压力,设计应该仔细考虑。,另外,
齿轮泵
适合的是高粘度液体,我认为泵送煤油的效果不会太好。
[讨论]电泵液体火箭发动机的发展前景及业余爱好者试制的可能性
杂工1544
2年5个月前
回复于
喷气推进
内容:我也算计着用
齿轮泵
好久了,因为离心泵需要高转速这是硬伤。,但是@浪里黑条 说
齿轮泵
太重……
500牛电泵循环气氧煤油发动机立项
LSEQY
7个月23天前
回复于
喷气推进
内容:主要我是小推力发动机也是低成本的,其实
齿轮泵
并没有这么差,测试过流量和压力都还可以。,相关搜索航模挖掘机
齿轮泵
。,我倒是见过四个运用
齿轮泵
做煤油的发动机,大部分都是成功的。,目前还是正在尝试
齿轮泵
。
用什么方法把低粘度的液体进行高压输送
XZGSW1
8年9个月前
发表于
极客DIY
内容:已经试过的方法: 1、
齿轮泵
,用在油品上可行,但是甲醇的粘度太小(比水还小),用了一个星期泵就完蛋了。,3、叶片泵,效果和
齿轮泵
差不多,很快就磨损报废了。
罗茨泵图
friedel
9年2个月前
回复于
机械与工具
内容:原理和
齿轮泵
一样的
动手打造微型发动机
wahahawahaha
11年9个月前
回复于
机械与工具
内容:有
齿轮泵
就是有润滑系统,动手能力太强了,叹服
玩具潜水艇的一些想法
老兵
10年11个月前
回复于
极客DIY
内容:小的
齿轮泵
才4-5块钱
500牛电泵循环气氧煤油发动机立项
Na4TNAE_SSSIC
7个月22天前
回复于
喷气推进
内容:泵就那几种,对于这个发动机只能电
齿轮泵
或者挤压
【原创】说说液体火箭发动机的循环方式
kc-89277
3年7个月前
回复于
喷气推进
内容:有没有一种涡轮泵带动
齿轮泵
泵压的。
[讨论]电泵液体火箭发动机的发展前景及业余爱好者试制的可能性
Z聚变
1年1个月前
回复于
喷气推进
内容:
齿轮泵
需要大扭矩吧,这款电机的扭矩有详细值吗,还是上减速齿轮
[再次更新]某的第一条固液混合发动机.[视频+多P]
jetliao
13年4个月前
回复于
喷气推进
内容:有没有考虑不用自泄压而是泵浦,
齿轮泵
或者挤压泵,刚性比较好而不容易回火。
500牛电泵循环气氧煤油发动机立项
LSEQY
7个月24天前
回复于
喷气推进
内容:首先这种泵是液压上面用的工作压力为20MPa,其次我计算的并不是指一个大气压输送的情况,我计算的只是
齿轮泵
的工作转速,如果说在不考虑工作转速,实际上是可以达到万转的考虑工作压力转速会降低,我计算的方法是根据,kv值等等参数来计算出电机扭力,其扭力是根据
齿轮泵
计算出的工作压力和转速计算出的。,其次我在购买电击和
齿轮泵
之前就已经参考同款洗车机,你可以自行去网上搜索一下使用8318电机DIY制作的洗车泵,他们制作的压力也能达到12MPa流量可以达到七升,这也是满大于该发动机要求的,在购买所需零件前已经计算完
液体火箭涡轮泵的选取与布局
杂工1544
2年3个月前
回复于
喷气推进
内容:咱或许用
齿轮泵
更合适一些?
[讨论]电泵液体火箭发动机的发展前景及业余爱好者试制的可能性
dr-sama
2年4个月前
回复于
喷气推进
内容:把这省下来的电源死重也算上就不会觉得
齿轮泵
重了。
500牛电泵循环气氧煤油发动机立项
LSEQY
17天17时前
回复于
喷气推进
内容:更新一下该项目进度,已经完成柱塞泵和
齿轮泵
的制造。
[讨论]电泵液体火箭发动机的发展前景及业余爱好者试制的可能性
schrodingcat22
2年2个月前
回复于
喷气推进
内容:
齿轮泵
是不是会流量不够?
过氧化氢发动机试车
jiang248660720
9年9个月前
回复于
喷气推进
内容:
齿轮泵
本身就是输出高压的.
【原创】说说液体火箭发动机的循环方式
浪里黑条
3年7个月前
回复于
喷气推进
内容:理论上也不是不行,但是
齿轮泵
在相同流量和扬程下,体积和重量都不知道比离心泵重了多少倍不排除直接让发动机推重比小于1的可能性
[讨论]电泵液体火箭发动机的发展前景及业余爱好者试制的可能性
schrodingcat22
2年2个月前
回复于
喷气推进
内容:
齿轮泵
是不是会流量不够?
出两套微型精密液压推杆
苦丁茶
3年3个月前
发表于
跳蚤市场
内容:包含微型伺服阀,有刷电机
齿轮泵
,油箱油缸,电阻式位移传感器。
500牛电泵循环气氧煤油发动机立项
Keto_RDX
7个月23天前
回复于
喷气推进
内容:
齿轮泵
也不贵,另外一点就是感觉太重了
液体火箭涡轮泵的选取与布局
lyhhjahj
2年3个月前
回复于
喷气推进
内容:可是据我了解,在所有适合火箭使用的泵增压系统中,涡轮搭配离心泵的体积和可靠度是最高的,像
齿轮泵
还需要电机,增加了死重,也要更多的钱,我想虽然涡轮泵适合处理大流量发动机。
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