Table 4.

Scaled sensitivity coefficients of temperature to thermal properties (fosm19)

Temperature (°C)Thermal conductivity of Opalinus ClayHeat capacity of Opalinus ClayThermal conductivity of wet bentoniteThermal conductivity of dry bentoniteTotal
At heater surface104.018.5169.997.8390.2
At 2.03 m above tunnel72.215.94.25.097.2
At 3.6 m above tunnel35.714.82.02.855.2
At 2.03 m below tunnel108.017.511.911.6149.0
At 3.6 m above tunnel48.816.34.84.174.1