Fig. 1 3D printed heat transfer tube with multi-head helical fins [ 31 ] More about this image found in 3D printed heat transfer tube with multi-head helical fins [ 31 ]

Fig. 2 Selected solar-driven cooling technologies More about this image found in Selected solar-driven cooling technologies

Fig. 3 Sketch of an immersed coil heat exchanger with an annular baffle in a vertical cylindrical storage tank, with the direction of flow indicated by arrows. Design variables in various studies discussed here are highlighted. ( a ) The baffle shape is varied [ 144 ], and the straight cyl... More about this image found in Sketch of an immersed coil heat exchanger with an annular baffle in a verti...

Fig. 4 Direct contact thermal energy storage [ 208 ] More about this image found in Direct contact thermal energy storage [ 208 ]

Fig. 5 Heat exchangers produced via AM with complex shapes. ( a ) HE produced via 3D printing (courtesy of Mott Corporation) [ 220 ], ( b ) gyroid geometry for HE (courtesy of nTopology Inc.) [ 221 ], ( c ) SS316L HE (courtesy of 3D systems) [ 222 ], and ( d ) tripl... More about this image found in Heat exchangers produced via AM with complex shapes. ( a ) HE produ...

Fig. 6 Contours of the absorber tube temperature at a Reynolds number of 1.02 × 10 4 , an inlet temperature of 127 ∘ C , and a concentration ratio of 86: ( a ) for a rim angle of 40 deg and ( b ) for a rim angle of 120 deg [ 328 ] More about this image found in Contours of the absorber tube temperature at a Reynolds number of 1.02 ...

Fig. 7 Entropy generation rate as a function of flowrate at an inlet temperature of 427 ∘ C : ( a ) lead-bismuth eutectic and ( b ) ternary salt mixture [ 336 ] More about this image found in Entropy generation rate as a function of flowrate at an inlet temperature o...

Fig. 1 Unified coordinate system for the solar-receiver tower model, heliostat-field model, and solar ray model More about this image found in Unified coordinate system for the solar-receiver tower model, heliostat-fie...

Fig. 2 2D planar coordinate system More about this image found in 2D planar coordinate system

Fig. 3 Direction of sunlight through altitude and azimuth angles More about this image found in Direction of sunlight through altitude and azimuth angles

Fig. 4 Potential range of shading effects on the target heliostat More about this image found in Potential range of shading effects on the target heliostat

Fig. 5 Effective shading areas More about this image found in Effective shading areas