Working fluid for a thermodynamic cycle.

AI Thread Summary
A high thermal expansion coefficient liquid is sought for use as a working fluid in a thermodynamic cycle, specifically in the liquid phase throughout the process. Pentane has been identified as a suitable option, but further insights on alternative fluids or mixtures with advantageous properties are requested. Participants in the discussion are also exploring similar needs and applications for such fluids. The conversation highlights a shared interest in optimizing fluid selection for efficiency in thermodynamic systems. Additional expertise or experiences with various liquids is encouraged to enhance understanding.
Geir Onsoyen
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I am looking for a liquid with a high thermal expansion coefficient. This liquid should act as a working fluid in an thermodynamic cycle based on a system where the working fluid act in the same phase (liquid phase) throughout the cycle.

So far I have found pentane as one of the most suitable fluids - but I would like to know if there are people with experience / knowledge that can help me in this case.

For instance if there exist mixtures of different liquids with special properties that can be interesting?

Thank you.
 
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Hey Geir,

I am actually trying to find some info on the same type of fluid? Did you have any luck? what application were you using it for?

Thank you
-Jacob
 
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