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Table 1 System size parameters and optical properties

From: Modeling, testing, and parametric analysis of a parabolic solar cooking system with heat storage for indoor cooking

Designation First experimental device Second experimental device Unit
Concentrator
 Diameter 0.8 1.4 m
 Depth 0.08 0.16 m
 Focal length 0.5 0.77 m
 Total mass 5.1 24.7 kg
 Surface area 0.353 1.41 m2
 Mirror reflectance 0.85 *  
Receiver
 Diameter 0.1 * m
 Length perpendicular to the aperture 0.20 * m
 Square sliding tube 0.4–0.6 0.7–0.9 m
 Insulation thickness 0.05 * m
 Thickness 1.5 * mm
 Mass 2.34 * kg
 Surface area 0.079 * m2
 Intercept factor 0.9 *  
 Absorptance 0.8 *  
Glass cover
 Diameter 0.12 * m
 Thickness 6 * mm
 Mass 0.23 * kg
 Surface area 0.014 * m2
 Absorptance 0.01 *  
 Transmittance 0.8 *  
Storage
 Diameter   0.12 m
 Length   0.65 m
 Insulation thickness   0.06 m
 Thickness   3.0 mm
 Mass   8.97 kg
 Surface area   0.26 m2
  1. *Same value in both systems