Among the world’s largest economy, THAILAND is ranked the last for

building energy efficiency (ACEEE report 2016).

GEOFFREY BAWA’S SEMI-INTERIOR COURTTROPICAL DESIGN ELEMENT

1 5

3 0

4 5

6 0

7 5

9 0

1 0 5

1 2 0

1 3 5

1 5 0

1 6 5

1 8 0

1 9 5

2 1 0

2 2 5

2 4 0

2 5 5

2 7 0

2 8 5

3 0 0

3 1 5

3 3 0

3 4 5

1 0

2 0

3 0

4 0

5 0

6 0

7 0

8 0

9 9 . 8

3 . 9 , 8 5 . 0

No Lightshelf

DIFFUSE

SPECULAR

Double roof

PV panels

Dogtrot

Timber based wall

Cement based wall

Rain collector roof

Elevated floor

Verandah

Dog trot - Venturi Effect

PASSIVE DESIGNNatural Ventilation (Separated building mass, Porous opening, High ceiling)

Solar Shading (Movable shading, Building self-shading, Double roof)

Daylight (Light shelf, Light tube, Skylight)

Microclimate Adjustment (Pond, Landscape)

Roof insulation (Green roof, white roof)

Heat capacity (High mass in daytime, Lightweight in nighttime)

Nocturnal radiation (High emissivity material)

Stack ventilation (Chimney effect)

Evaporative cooling (with caution)

Orientation

Atch.s@chula.ac.th