Page 50 - GRIHA Manual Volume III - Introduction to National Rating System
P. 50
Building and system design optimization 43



a. Case 1: Daylight simulation for eastern façade (with proposed window sizes and recommended
shading devices)






























Figure 26 Courtyard shading by space frame with sunscreen panels


Recommendation: As the achieved daylight level is much less than required (152 lux), it is
recommended to increase the window area and provide multiple clerestory windows at the rear
wall of the office rooms.
b. Case 2: Daylight simulation for eastern façade with increased window sizes and recommended
clerestory windows.






























Figure 27 Courtyard shading by space frame with sunscreen panels
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