Designing and Optimizing Heat Storage of a Solar-Assisted Ground Source Heat Pump System in China

Table 6

(a) Characteristics of the solar thermal collectors in the Beijing region

Total area of solar thermal collectors	m^2	300.58
Area of the single collector	m^2	2.26
Number of collectors		133
Number of collectors in series		6
		0.768
	W/(m^2·K)	3.4
	W/(m^2·K)	0.0089
Heat-carrier fluid		50% mixture of propylene glycol

(b) Characteristics of the solar thermal collectors in the Harbin region

Total area of solar thermal collectors	m^2	800.04
Area of the single collector	m^2	2.26
Number of collectors		354
Number of collectors in series		6
		0.768
	W/(m^2·K)	3.4
	W/(m^2·K)	0.0089
Heat-carrier fluid		50% mixture of propylene glycol

(c) Characteristics of the solar thermal collectors in the Zhengzhou region

Total area of solar thermal collectors	m^2	201.14
Area of the single collector	m^2	2.26
Number of collectors		177
Number of collectors in series		6
		0.768
	W/(m^2·K)	3.4
	W/(m^2·K)	0.0089
Heat-carrier fluid		50% mixture of propylene glycol