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Active Fluid Temperature Output

Posted: Sat Jul 18, 2026 10:35 pm
by Xeon257
As far as I know, the temperature of fluids output by buildings is always fixed, regardless of the input fluid temperature. Because of this, it's difficult to make meaningful use of fluid temperature.

I think it would be much more useful if buildings could actively adjust the output fluid temperature—for example, by adding or subtracting a specified amount from the input fluid temperature.

Re: Active Fluid Temperature Output

Posted: Sun Jul 19, 2026 1:32 am
by eugenekay
Sort of. The output temperature for a particular recipe is fixed, however:
07-18-2026, 21-21-00.png
07-18-2026, 21-21-00.png (313.29 KiB) Viewed 142 times
A Boiler which has been supplied with 90C water (instead of the default 15C) will create 120 Steam per second; versus the default 60/s. This is the same amount of Thermal Power output (1.8MW), but can supply twice as many Steam Engines (4x 900kW = 3.6MW electrical).

The FluidProductPrototype and FluidIngredientPrototype both accept temperature-related properties, which allows you to create complex production chains where Coolant can exist at multiple temperatures, without using the Vanilla style "Hot Fluroketone" / "Cold Fluoroketone" trick.

In API request terms, I agree that it would be neat if FluidProductPrototype's temperature property could accept a String like "+150" or "-150"; in addition to the current Float syntax. Or a sibling property like temperature_delta which is mutually-exclusive to temperature.

Good Luck!