PASSIVE DESIGN Sammar Allam PhD. Candidate Faculty of Engineering, Architecture Dept. Alexandria University Egypt 21 Nov
PASSIVE DESIGN AIMS AT THERMAL COMFORT, REDUCE NEEDS FOR AUXILIARY HEATING OR COOLING, AND ENERGY USE USING THE NATURAL MOVEMENT OF SUN AND AIR
1. THERMAL COMFORT
CLIMATE SITUATIONS AND COMFORT ZONE
FOUR ELEMENTS AFFECTING THERMAL COMFORT AND PASSIVE DESIGN STRATEGIES Temperature Solar radiation Relative humidity Wind movement Digital Simulation Design Builder Diva Ecotect
PARAMETERS AFFECTING COMFORT
DIFFERENCE BETWEEN ACTIVE AND PASSIVE STRATEGIES CLIMATIC DESIGN
HOW TO ACHIEVE PASSIVE DESIGN Facades Design = 36 % energy Use Reduction
KEY ELEMENTS TO PASSIVE DESIGN
BUILDING ORIENTATION
BUILDING ORIENTATION
PASSIVE DESIGN TREATMENTS – BUILDING SKIN
THERMAL MASS
PASSIVE DESIGN TREATMENTS
PASSIVE DESIGN TREATMENTS
DESIGN FOR SHADING Vertical
Horizontal DESIGN FOR SHADING
SHADING TYPES
COURTYARDS
SITE PLANTATION EARTH SHELTERED
SITE PLANTATION
SITE PLANTATION
SUBSOIL COOLING
PASSIVE COOLING – WIND CATCHERS
Thank You