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I would heed those warnings, including the link to the definition of mass flow, which has its own warning and sloppy definition. Both definitions seem sloppy to me.
Mary Rose
says it needs additional citations for verification
Arbitrageur
Note NIST was just testing the heat pump, not a whole thermodynamic system, and the same heat pump could be used in either an open or closed system.
Bedlam
reply to post by Mary Rose
I have at least one maybe two more nights on the customer equipment next break I'll try to give you a decent reply.
Mary Rose
Bedlam
reply to post by Mary Rose
I have at least one maybe two more nights on the customer equipment next break I'll try to give you a decent reply.
Is this still on your list of things to do?
Mary Rose
reply to post by Bedlam
The reason why I asked is that you're posting on my other thread so I thought maybe you forgot that you promised to give your views on open vs. closed thermodynamics and equilibrium vs. non-equilibrium.
(Actually, since I asked the question I've noticed that the Wikipedia article lists five categories of thermodynamic systems.)
The Peter Lindemann talk that I referenced in the OP is talking about the heat pump as an open-system thermodynamics device. Do you agree with that?
Bedlam
Lindemann has a lot of cranky views. Mainly he's fishing for something esoteric enough you'll buy it as a coal re-burner.
Bedlam
Find me a truly open system.
Unity_99
I'm trying to read up on if a heat pump furnace is a kinetic type furnace using friction. Because that would be cavitation, or release of inner energy, basically electro magnetic flows and subatomic. It would also relate to the pistol shrimp.
Bedlam
Re-reading thermo stops me from possibly making some spare coin.
This pdf shows three examples of closed systems and one example of an open system:
Mary Rose
Please elaborate on that.
Mary Rose
Bedlam
Lindemann has a lot of cranky views. Mainly he's fishing for something esoteric enough you'll buy it as a coal re-burner.
No, he doesn't, and "coal re-burner" is not apt.
Mary Rose
Bedlam
Re-reading thermo stops me from possibly making some spare coin.
Nevermind, then, because that's not at all what I had in mind.
I was under the impression that you were quite familiar and could speak off the top of your head.
Mary Rose
Bedlam
Re-reading thermo stops me from possibly making some spare coin.
Nevermind, then, because that's not at all what I had in mind.
I was under the impression that you were quite familiar and could speak off the top of your head.
Bedlam
For example, "open" and "closed" as far as thermo goes delineate the models you're using to get the problems to be solvable.
Bedlam
In truth, all thermo systems are closed in a big picture.
Bedlam
Only he never quite gets around to explaining quite HOW his transformer hooks into vacuum energy (he does make an abortive attempt to claim Bohm as an explanation).
Bedlam
There are a LOT of basic thermo websites discussing open and closed systems and heat engines and heat pumps, and why Carnot's limits exist, and how you can prove it, but none of them are going to be accessible to her because of the math.
Mary Rose
To establish reality, correct?...
So, the five systems listed in Wikipedia are just tools to solve a math problem? They're artificial constructs?...
Bedlam
So, it's not that vacuum energy is not energy, it's just that he doesn't explain how to your satisfaction.
Bedlam
There is no such thing as math that doesn't come from an observation in nature (or the lab).
If you can't give me the observation without the math to communicate it, okay.
Others can I'm sure.
Arbitrageur
In the closed loop system, as the name implies the fluid is in a closed loop and is recirculated over and over again.
In the open system there is no closed loop, and the same fluid is not recirculated.
Bedlam
Thus, you determine what makes a difference and what does not, and eliminate the unnecessary bits.
Bedlam
Some things you can't see without calculations.