EGS Thermal Drawdown Lifetime Calculator

Enhanced Geothermal Systems (EGS): Model fracture heat depletion, thermal breakthrough time ($t_{bt}$), and production temperature decline.

Initial Rock Temp $T_{rock,0}$ (°C):

Reinjection Fluid Temp $T_{in}$ (°C):

Circulation Flow Rate $dot{m}$ (kg/s):

Total Fracture Area $A_{frac}$ ($10^5, ext{m}^2$):

Rock Thermal Conductivity $k_r$ (W/m·K):

Rock Volumetric Heat Cap ($10^6, ext{J/m}^3 ext{K}$):

Thermal Breakthrough

-- yrs

20-Yr Production Temp

-- °C

Initial Thermal Power

-- MWth

Cumulative Heat Extracted

-- PJ

• Rock Thermal Diffusivity ($\alpha_r$): -- mm²/s

• Normalized Heat Capacity Ratio: --

• Temperature Drawdown after 30 Years: -- °C

• Reservoir Sustainability Status: --

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