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  ThermoFluidCalc — Standalone Fortran Execution Guide
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Calculator : Underfloor Radiant (EN 1264)
Category   : Tools

Files Included:
  - underfloor_radiant_hvac.f90 (Fortran 90/2008 Source Code)
  - input.txt (Pre-configured Sample Input)

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1. How to Compile
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Make sure you have GNU Fortran (gfortran) or Intel Fortran (ifort) installed.
Run the following compilation command in your terminal:

  gfortran -O3 underfloor_radiant_hvac.f90 -o underfloor_radiant_hvac

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2. How to Execute
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Run the compiled binary and pipe the input.txt file into stdin:

  underfloor_radiant_hvac < input.txt

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3. Input Parameter Sequence
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Operating Mode (1=Heating, 2=Cooling)\nFloor Area [m²]\nPipe Spacing Pitch [mm]\nCovering Resistance [m²·K/W]\nWater Supply Temp [°C]\nWater Return Temp [°C]\nRoom Air Temp [°C]\nRoom Relative Humidity [%]

Website : https://thermofluidcalc.com
