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Tried to explain a heat pump to my cousin at a family cookout

This was in my backyard in July, and he was flipping burgers. I mentioned we were looking at getting one to replace our old furnace. He stopped, spatula in hand, and said, 'Wait, so it's an air conditioner that runs backwards? That's just a fridge with a fan.' I had to admit he wasn't totally wrong, but explaining the coefficient of performance while he was checking burger temps was a lost cause. Has anyone else had a surprisingly simple take on a complex system stop you in your tracks?
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3 Comments
jenkins.spencer
Was he wrong though? (I mean, a fridge is basically a small heat pump for a box.) That's actually a pretty solid way to get the basic idea across before you dive into the nerdy details.
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hannahs71
hannahs7122d ago
That uncle-level wisdom is often the best way to cut through the marketing nonsense and get to the real point. It's like how my dad describes internet streaming as "just TV that waits for you" - technically wrong but weirdly spot-on. Those simple analogies stick because they get at what something actually does, not just what experts call it.
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eric_carr
eric_carr2mo ago
That's a fair point from @jenkins.spencer, but calling it a fridge misses the scale. The real trick is moving enough heat to warm a whole house when it's freezing outside, not just a box of food. How do you even start to explain that part without an engineering degree?
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