The Mystery of Gas-Powered Heat Pumps

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Discussion Overview

The discussion centers around the concept of gas-powered heat pumps, particularly focusing on their feasibility, functionality, and the underlying science. Participants explore the practicality of using natural gas to generate cold air, as well as the historical context of gas-powered refrigeration systems.

Discussion Character

  • Exploratory, Technical explanation, Debate/contested

Main Points Raised

  • One participant questions the practicality of gas-powered heat pumps, expressing confusion over how burning gas could produce cold air and suggesting it seems overly complex for home heating systems.
  • Another participant points out that gas-powered refrigerators have been in use for a long time, particularly in campers and RVs, and notes their efficiency and lack of moving parts.
  • A later reply clarifies that while gas-powered heat pumps may exist, they typically use propane instead of natural gas, indicating a potential distinction in fuel types.
  • One participant references online resources to find more information about gas-powered heat pumps, indicating that there is accessible information available on the topic.

Areas of Agreement / Disagreement

Participants express differing views on the practicality and complexity of gas-powered heat pumps. While some acknowledge the existence and efficiency of gas-powered refrigeration systems, others remain skeptical about the application of such technology for home heating and cooling.

Contextual Notes

There is a lack of consensus on the specific mechanisms by which gas-powered heat pumps operate, and participants have not fully explored the technical details or economic implications of such systems.

bobbobwhite
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Are there natural gas powered heat pumps? My friend says yes, but the science is puzzling to me if so. Easy to understand burning gas to make heat, but what economical home system can make cold air from hot burning gas unless the heat turns a dynamo that makes electricity that powers the AC function. But why? Burning gas in the summer to make cold air? Seems to me like Rube Goldberg engineering for the end result; also way too complex and convoluted for a home heating system. Any help out there in product availability and the science involved to accomplish this strange(to me) feat?

Thanks.
 
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I'll be danged. I just copied and pasted from your first sentence to google natural gas powered heat pump, and got lots of hits! Here's one of the first ones, with a good writeup and diagrams.

How in the heck did we survive before google?


EDIT -- Oops, sorry. I spaced pasting in the link: http://www.ornl.gov/info/ornlreview/rev28_2/text/gas.htm
 
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Gas powered refrigerators have been around for ages. They are used in virtually all campers, RVs, and motorhomes. From what I've seen they are fairly efficient. They have NO moving parts.
 

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