Study on Calculation Models of Earth-Air Heat Exchanger Systems

Table 2

Two-dimensional calculation models of EAHE systems.

Authors/type	Methodology	Comparison between experimental and simulation results	Reference
Li et al. (2005), underground heat exchanger (UHE)	Inner heat source model of (UHE) solved by Autough2 software	No such comparison available	[27]
Kumar et al. (2006), earth-to-air heat exchanger	Artificial neural network (ANN) using deterministic and intelligent models	Good agreement showed	[7]
Badescu (2007), ground heat exchanger	A numerical transient bidimensional model	No such comparison available	[51]
Zhao et al. (2008), ground-coupled heat exchanger; (GCHE)	A theoretical model solved by Keller shooting method	Good agreement showed	[52]
Tittelein et al. (2009), earth-to-air heat exchanger	Finite elements program that solves 2D conduction problems	No such comparison available	[53]