Skip to main content

Science – Society – Technology

Table 4 Parameter values used in the model to represent different grout materials

From: Numerical investigation on the performance, sustainability, and efficiency of the deep borehole heat exchanger system for building heating

Scenario ID

Grout thermal conductivity (W m−1 K−1)

Description

2A

0.35

Gap filled with half air and half water

2B

0.68

Gap fully saturated with water

2C

1.3

Filled with concrete

2D

2.1

Thermally enhanced material as grout