PASSIVE DESIGN Sammar Allam PhD. Candidate Faculty of Engineering, Architecture Dept. Alexandria University Egypt 21 Nov

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Presentation transcript:

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