Jalaluddin; Miyara, Akio; Tsubaki, Koutaro; Inoue, Shuntaro - In: Renewable Energy 36 (2011) 2, pp. 764-771
An experimental study of several types of ground heat exchangers (GHEs) installed in a steel pile foundation, including double-tube, U-tube, and multi-tube GHEs, was carried out at Saga University. Water flows through the heat exchangers and exchanges heat to or from the ground. The performance...