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How do unvented air conditioners work?

I understand the concept of air conditioners. How they use electrical energy to drive a pump that compresses a coolant and as that coolant decompresses it absorbs heat and releases cool. The process continues with the compression which creates heat which needs to be dissipated (normally to the outside) for the process to be effective. But in an unvented system where both heat and cool are released into the same room, while also adding the heat generated by the electrical motor, I don't understand how these units effectively cool.

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  • 5 years ago
    Favorite Answer

    The evaporative cooler or swamp cooler works on the concept that it takes energy to evaporate water. They drip water through a thick filter that they blow the air across. If the air is dry enough, it will evaporate that water and become cooler. If your heat is dry this works. In most of the world it is too humid for this to work.

  • 5 years ago

    Evaporative coolers, also known as swamp coolers, are not vented like conventional air conditioners. Google them to learn more.

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