氧气瓶缓慢漏气为什么内外温度相同

大概是热传递吧,但是是通过什么介质,又是怎么热传递的
2025-04-07 12:23:07
推荐回答(4个)
回答1:

你说得对
1、氧气减压时温度会降低
2、如果漏的很慢,由于热传递,会使得氧气瓶内温度与环境相同
3、如果气瓶放置在空气中,主要是通过传导传递热量,气瓶内部还会有对流,气瓶外的空气也对流
4、一般情况下热辐射非常小

回答2:

氧气外界温度为危险制氧机灌充氧气瓶方法如下:先把压力表装好,把导管连接压力表,将连接管箍紧,压力表开关开到最大,将氧气瓶阀门手轮开关开开两到气门,将氧气瓶充至压力表上限15兆帕气压,当容量与浮球充装气体一致即可关闭。氧气瓶是用于因缺氧引起的呼吸系统疾病 (如哮喘、支气管炎、肺心病等)、心脏及脑血管系统疾病 (如:冠心病、心肌梗塞、脑溢血、脑梗塞) 的辅助治疗,以缓解其缺氧症状; 也可用于:保健吸氧或紧张脑力劳动及体力劳动后疲劳的快速解除。

回答3:

根据理想气体状态方程,迅速减压时温度降低,我想是不是因为缓慢漏气时温度变化微乎其微,与外界热交换很充分,导致内外温度没有差别

回答4:

压强变小,气体的体积变大,所以温度不变恒温。

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