Questions tagged [vaporization]

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2 answers
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Calculating the mass flow of water vapour in a boiling pot. A little help with mass and energy balances needed

Suppose that I'm boiling water in an open pot. As the pot is heated by the stove, it loses mass in the form of vapour. The pot is my control volume. That system could be modeled by the following ...
GFonseca's user avatar
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Is there a filtration mechanism that allows nicotine molecules to pass and not particulate matter?

I was wondering if an equivalent of the vaporization of tobacco could be achieved by normal combustion but passing the smoke through a filtration mechanism that only allows pure nicotine vapor through ...
Julius Hamilton's user avatar
1 vote
2 answers
376 views

Why do we need a compressor to heat vapor in vapor-compression refrigeration?

I'm reading the Wikipedia article on vapor-compression refrigeration. In the cycle, first the refrigerant absorbs heat from the source to be cooled, which causes it to be vaporized. Then this vapor ...
S. Rotos's user avatar
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1 vote
2 answers
564 views

How to calculate change in pressure from LN2 state change (constant volume)

I am trying to calculate the increase in pressure caused by liquid nitrogen at the moment it changes from liquid to vapor within a closed, constant volume at atmospheric pressure. Do I need to include ...
astroball's user avatar
6 votes
2 answers
2k views

Are electronic cigarette "atomizers" just evaporating the fluid?

Electronic cigarette elements that heat the fluid are usually termed "atomizers." They are usually just some nichrome wire or similar wrapped around a wick that becomes saturated with the nicotine ...
Jodes's user avatar
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2 answers
1k views

How can I turn home gas (LPG) from liquid to gas?

"LPG" is the term used here for a mixture of Propane & Butane sold for public use. The exact ratio varies depending on where you buy it and I think also with the season and is not known to me. I ...
Matan L's user avatar
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