Hope this helps someone struggling to survive the heat

  • bouh@jlai.lu
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    2 hours ago

    So you volunteer to fund one for me and convince my landlord and the mayor to allows its installation ?

    • buddascrayon@lemmy.world
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      42 minutes ago

      Central air conditioning, but designed better. It services individual rooms instead of taking the temperature of the entire house from one location and then distributing based on that.

      • ayyy@sh.itjust.works
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        8 minutes ago

        That’s not what central air conditioning means. Central air conditioning has forced air ducts and a single chiller unit. This is called a mini-split or split unit system.

      • fakeman_pretendname@feddit.uk
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        49 minutes ago

        Got you, a fancy cold-blowy box :)

        I think I’ve seen one of those once in an office somewhere - though I feel like that one blew out warm air instead/as well (I may be mistaken).

        • buddascrayon@lemmy.world
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          41 minutes ago

          Fun fact about air conditioning units. They are basically a glorified heat pump. And many of the newer units that are being produced can pump heat into the house as well as pumping it out of the house.

          • OriginEnergySux@lemmy.world
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            9 hours ago

            My dream car (that i could most realistically get) is the Mitsubishi Lancer Evolution Final Edition 2016. I love Mitsubishi’s transmission and there’s just something about how the Lancer Evo Final looks. I love rally and ideally i’d love the Mitsubishi Lancer WRC (or anything from the Group B Rally era lol)

    • kn33@lemmy.world
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      21 hours ago

      Shit, really? Wow, I’m on the edge of my seat waiting to find out the rest.

        • faintwhenfree@lemmus.org
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          18 hours ago

          No, it’s a split ac, the other half is literally out of the picture(hopefully out of tne house)

              • ByteJunk@lemmy.world
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                10 hours ago

                Or just portable, single unit ACs. I got one of those recently.

                It blasts hot air through a duct that hopefully you’re able to direct outside while preventing outside air from getting in. Also noisy as heck, since the full unit is inside the house, and not as efficient as split units, but they do work…

                • Kazumara@discuss.tchncs.de
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                  10 hours ago

                  while preventing outside air from getting in

                  If that worked you’d slowly turn your dwelling into a vacuum chamber :-)

                  The same volume of air will enter your home in one way or the other, the important bit is that it’s cooler than the exhausted air. In particular you don’t want the hot exhaust to recirculate back in.

                  Ideally you’d get medium warm air from another room into yours, and warm outside air into an unoccupied room.

    • cRazi_man@europe.pubOP
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      20 hours ago

      I’m going to leave this running and open the Windows for a little while. Hope that helps all you folks out there.

  • over_clox@lemmy.world
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    20 hours ago

    Here in the USA, south Mississippi, it’s fucking hot as hell as well!

    And unfortunately, we’re borrowing my mom’s car for now, waiting for a part we ordered for the truck to come in. Mom’s car has 4 windows, but only the front passenger window goes down, and no air conditioner… 🥵

    I’ve taken to bringing a cooler with us, with bare minimum of 2 bottles of frozen fresh water, plus 2 bottles of frozen saturated saltwater.

    Why frozen salt water? Well it’s definitely not for drinking, that’s for sure. But frozen saltwater freezes at like -10⁰C, which makes them excellent ice packs to keep things in the cooler extra cold for around 6 hours or so…

    Stay cool out there everybody!

    • lobo@lemmy.world
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      19 hours ago

      I think the salt is actually worse for keeping thing cool longer.

      Most of the cooling capacity of the ice is in phase change from solid to liquid. The salt is moving it to -10 which means bigger gap from outside temperature. So the cold escapes quicker.

      If you use normal water it will climb to 0 faster, but stay there longer.

      • bomibantai@lemmy.world
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        17 minutes ago

        You’re wrong, look up old school ways of making ice cream. Ask an old person if they remember biting into a salt crystal when having old fashioned ice cream.

      • valkyre09@lemmy.world
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        19 hours ago

        Great. You’ve got a hypothesis. Now work on it this weekend and report to the class on Monday for a practical.

    • grahamja@reddthat.com
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      2 hours ago

      https://en.wikipedia.org/wiki/Urban_heat_island

      You can always plant more trees, paint all the buildings brighter colors, live underground, or move north?

      https://en.wikipedia.org/wiki/Passive_daytime_radiative_cooling

      PDRC can be contrasted with conventional compression-based cooling systems (e.g., air conditioners) that consume substantial amounts of energy, have a net heating effect (heating the outdoors more than cooling the indoors), require ready access to electric power and often employ coolants that deplete the ozone layer or have a strong greenhouse effect.

      Yikes.

      • grandma@sh.itjust.works
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        1 hour ago

        Heating the outdoors more than cooling the indoors

        Yeah by like 400W which is peanuts compared to what the sun is doing

        • FishFace@piefed.social
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          9 minutes ago

          A typical air conditioner consumes 1kW, and on top of that heats the outside by however much the inside is cooled.

      • LordKitsuna@lemmy.world
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        10 hours ago

        Air conditioning is literally just moving heat from one space to another even at scale the air conditioning from homes is not enough to make any meaningful difference.

        Now if we want to get pedantic the stress that it puts on electrical grids that are not decarbonized and have to fire up natural gas and coal plants harder sure it is technically making everything else hotter

        • NihilsineNefas@slrpnk.net
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          7 hours ago

          So if we ignore everything but the actual physical heat coming out of the radiator then yes, it’s really not that much, but unfortunately these units do not exist in a vacuum, and instead contribute to 3% of global emissions.

    • 𝚝𝚛𝚔@aussie.zone
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      16 hours ago

      I’m running my air con in reverse cycle so the outside bit gets cold. Just doing my part to help offset old mates selfishness 🫡