Batty, W. J.Grindley, Peter Columbia2010-01-262010-01-261994-09http://hdl.handle.net/1826/4193ABSTRACT : THESIS PART ONE. The thermal performances of two schools with central atria, and a typical primary school class- base, were assessed using the SERI-RES computer model. ABSTRACT : THESIS PART TWO. To improve the modelling of sunlight and daylight, measured values of solar radiation, recorded at one minute intervals, were used to examine the relationship attributed to Lui A Jordan(1960), between the fraction of the solar radiation which is received on a horizontal surface, and the equivalent diffuse fraction,enThesis or dissertation