The effect of slat angle of windows with venetian blinds on heating and cooling loads of buildings in South Korea

Sung-Hwan, C.; Kee-Shik, S.; Zaheer-Uddin, M.
December 1995

Energy, vol 20-12, p. 1225-1236

The effect of slat angle and absorptance on the heating and cooling loads of buildings in Seoul (South Korea) has been studied. An analytical model of a window system with venetian blinds is developed and validated with published experimental data. The validated model has been successfully incorporated into the TRNSYS computer program. Hour-by-hour heating/cooling loads of a typical building, with and without Venetian blinds, are compared. Results show that the use of windows with Venetian blinds can reduce the building heating load by about 5% and cooling loads by as much as 30%.

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