RimWorld

RimWorld

Why wont room cool down?
https://steamcommunity.com/sharedfiles/filedetails/?id=3168065412
As can see i have ton of coolers in the room. Just to get it to current tempt to way too many. All set to 0c and fully powered and stay powered. Even entry has own cooling to help keep room temp down. It took lot just to get it to 17c and with adding few more still cant get it to register as a refrigerator. Any tips?
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Showing 1-15 of 27 comments
nazerick Feb 25, 2024 @ 5:31am 
Coolers cool one room and heat the other.. If you don't vent the heat to the outside or create a large empty room as a heat sink the heat will bleed back into the room you want to cool.

Edit: the wood wall isn't doing you any favors either. Wood is a very poor insulator in this game
Last edited by nazerick; Feb 25, 2024 @ 5:32am
Lord Freedom Feb 25, 2024 @ 5:37am 
As the user above said, you need to vent the heat in order for cooling to occur.

I suggest either digging a single vent tunnel to the nearest removable roof, or if you're feeling more cheaty, use mods to remove overhead mountain.
Originally posted by nazerick:
Coolers cool one room and heat the other.. If you don't vent the heat to the outside or create a large empty room as a heat sink the heat will bleed back into the room you want to cool.

Edit: the wood wall isn't doing you any favors either. Wood is a very poor insulator in this game
Material has no impact on insulation, only having a second layer of wall would make a difference.
dragonsphotoworks Feb 25, 2024 @ 6:07am 
Originally posted by nazerick:
Coolers cool one room and heat the other.. If you don't vent the heat to the outside or create a large empty room as a heat sink the heat will bleed back into the room you want to cool.

Edit: the wood wall isn't doing you any favors either. Wood is a very poor insulator in this game


Originally posted by Lord Freedom:
As the user above said, you need to vent the heat in order for cooling to occur.

I suggest either digging a single vent tunnel to the nearest removable roof, or if you're feeling more cheaty, use mods to remove overhead mountain.
If look at image you see a hallway behind the coolers. There is door on right side of that room leading to it. This is exactly how I use to do it year or 2 ago? And worked fine. And for that sized room I would use half of those coolers and get it to be freezer. This time I cant even reach fridge temps :-(


Originally posted by Khan Boyzitbig of Mercia:
Originally posted by nazerick:
Coolers cool one room and heat the other.. If you don't vent the heat to the outside or create a large empty room as a heat sink the heat will bleed back into the room you want to cool.

Edit: the wood wall isn't doing you any favors either. Wood is a very poor insulator in this game
Material has no impact on insulation, only having a second layer of wall would make a difference.
But with a second layer of walls how would my coolers work? As they only work on single depth walls. And rest already is multi layers think. Now if mean room dividers I will try that now thank you.
Païtiti Feb 25, 2024 @ 6:10am 
As already mentioned the hot air from the room needs to go somewhere. I suggest using it to heat the rest of your base. If you are playing with vanilla crops expanded you can make use of an extra warm room by putting down hydroponics for eggplants. They grow faster in warm climate.
Also I want to stress that the cooler is much more efficient with double walls on each side for insulation.
Lord Freedom Feb 25, 2024 @ 6:17am 
Originally posted by dragonsphotoworks:
If look at image you see a hallway behind the coolers. There is door on right side of that room leading to it. This is exactly how I use to do it year or 2 ago? And worked fine. And for that sized room I would use half of those coolers and get it to be freezer. This time I cant even reach fridge temps :-(

Yes but once the heat is in that little hallway, it has nowhere else to go. If you mouse over the hallway you'll see that the temperature is probably very high.

If this is exactly how you did it 2 years ago, then there must have been another element at play that allowed it to work: Either you weren't in a mountain, and that hallway was missing roof tiles, or there was an open door to the outside.

Also note for the number of freezers, you could probably maintain freezing temperatures in that room with only 3-4 freezers. If the issue is lack of heat exhaust preventing rooms from cooling down then it won't matter how many freezers you use, they'll never cool down.
Astasia Feb 25, 2024 @ 6:19am 
Originally posted by dragonsphotoworks:
If look at image you see a hallway behind the coolers. There is door on right side of that room leading to it. This is exactly how I use to do it year or 2 ago? And worked fine. And for that sized room I would use half of those coolers and get it to be freezer. This time I cant even reach fridge temps :-(

The setup you have has never worked, unless the map was below freezing already. Mouse over the temperature in that hallway, it's probably dangerously hot, this both reduces the efficiency of the coolers and causes all the heat to seep back into the room you are trying to cool. If you want to use an underground hallway/room to disperse heat it's going to need to be much larger than that, probably significantly larger than your freezer, depending on the ambient map temperature. You are better off releasing that heat into your base and then push it out the entrance with another set of coolers there, or vents at least.
dragonsphotoworks Feb 25, 2024 @ 6:23am 
I extended sink room and noticed a symbol on my coolers. Cant see it very well so SS wont help sadly. But I did notice storage room 21C now and backroom is only 23c? I definitely have some thing going on here.

And I have always built into mountains from day one. Dont like open air bases. I prefer bunkers. This is about 2/3rds size I normally made cooler room. And froze it with 4 coolers. I know has power as shows my batteries full when click on cooler. Have around 2 dozen batteries. Some thing is glitchy thats for sure.
dragonsphotoworks Feb 25, 2024 @ 6:27am 
Originally posted by Astasia:
Originally posted by dragonsphotoworks:
If look at image you see a hallway behind the coolers. There is door on right side of that room leading to it. This is exactly how I use to do it year or 2 ago? And worked fine. And for that sized room I would use half of those coolers and get it to be freezer. This time I cant even reach fridge temps :-(

The setup you have has never worked, unless the map was below freezing already. Mouse over the temperature in that hallway, it's probably dangerously hot, this both reduces the efficiency of the coolers and causes all the heat to seep back into the room you are trying to cool. If you want to use an underground hallway/room to disperse heat it's going to need to be much larger than that, probably significantly larger than your freezer, depending on the ambient map temperature. You are better off releasing that heat into your base and then push it out the entrance with another set of coolers there, or vents at least.
Weird as I always done this. I might even be able to hunt down old saves in cloud. And I did same thing for bed rooms. a 1x2 heat room with door. Hallway behind did hit 100 or so. But every where else is lot cooler then outside. Outside is 29-32C atm. And almost all the other rooms at 21C with coolers pushed into tiny holes.

I am extending the room behind cooler atm. But now getting some odd symbol can barely see on coolers so dont know new issue.

edit- Actually storage room 18C and heat sink room 19c now?
Last edited by dragonsphotoworks; Feb 25, 2024 @ 6:28am
HunterSilver Feb 25, 2024 @ 8:13am 
Mountain roofs and double walls are incredibly efficient at maintaining temperature, so you need adequate ventilation to remove the heat that you're accumulating.

Heat will re-transfer through walls as it moves, so a lot of it is escaping right back into the room you're removing it from.

Similarly, heat will not just dissipate into nothingness, it has to be vented into an unroofed tile to be "destroyed". A single unroofed tile can only destroy so much heat per tick though, so depending on how much heat you're trying to remove, you may need a larger unroofed area.

Finally, tiles can't absorb infinite heat. Past a point coolers just can't transfer more heat onto a tile.

For a room that size you probably only need 2 or 3 coolers to keep it at freezing temps. Maybe even 1 since the room is so insulated. The issue is that you have nowhere for the heat that you're trapping to go. Once you've vented the existing heat, the room will be very low energy to keep cool.
MadArtillery Feb 25, 2024 @ 8:46am 
That is a truly terrible cooler setup, no ventilation at all.
Raymond Feb 25, 2024 @ 10:36am 
there is nothing wrong with facing the heat exhaust side of the cooler into a closed room, but the cooler will not work if the heated room is hotter than 30 degree Celsius.
dragonsphotoworks Feb 25, 2024 @ 10:38am 
Originally posted by HunterSilver:
Mountain roofs and double walls are incredibly efficient at maintaining temperature, so you need adequate ventilation to remove the heat that you're accumulating.

Heat will re-transfer through walls as it moves, so a lot of it is escaping right back into the room you're removing it from.

Similarly, heat will not just dissipate into nothingness, it has to be vented into an unroofed tile to be "destroyed". A single unroofed tile can only destroy so much heat per tick though, so depending on how much heat you're trying to remove, you may need a larger unroofed area.

Finally, tiles can't absorb infinite heat. Past a point coolers just can't transfer more heat onto a tile.

For a room that size you probably only need 2 or 3 coolers to keep it at freezing temps. Maybe even 1 since the room is so insulated. The issue is that you have nowhere for the heat that you're trapping to go. Once you've vented the existing heat, the room will be very low energy to keep cool.
Restarted with new setup. Might make too large a room to make roof in cave fail. then back fill with granite so looks untouched. No idea why this worked for me long ago though. But times change I guess. Or I had mod or a glitch working before. Who knows, as long as can get it too work now I be happy.
dragonsphotoworks Feb 25, 2024 @ 10:39am 
Originally posted by YariMurai:
there is nothing wrong with facing the heat exhaust side of the cooler into a closed room, but the cooler will not work if the heated room is hotter than 30 degree Celsius.
I used to have it get over 100 and still work. But again that was long ago. Maybe was glitch in game at time /shrug.
Zer0 X Feb 25, 2024 @ 10:56am 
Ack, you imbecile, you are leading to a catastrophe known as CREATING AN ARTIFICIAL SUPERNOVA VENT THAT AIR OUT BEFORE IT CAUSES AN ACTUAL PROBLEM!!!!!!!!
Last edited by Zer0 X; Feb 25, 2024 @ 10:56am
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Date Posted: Feb 25, 2024 @ 5:24am
Posts: 27