Modeling and Characteristic Analysis of a Solar Parabolic Trough System: Thermal Oil as the Heat Transfer Fluid

Table 1

The system main parameters of the SEGS VI power plant [1–3].

Name	Parameters	Value	Unit
Power block	Name	SEGS VI in Kramer Junction, USA
	Net capacity	30	MWe
	Designed oil temperature	349	°C
	Solar collector area	188000	m^2
Solar collectors	Length of single collector	47.1	m
	Width of single collector	5	m
	Area of single collector	235	m^2
	Focal length of the collector	1.84	m
	Focal ratio of the collector	71	—
	Absorber external diameter	70	mm
	Envelope external diameter	115	mm