Light and Sound

Tobias Havinga

Marcel Smit

Massimo Gatti

Samuele Favaro

1

What is light?• The light is composed from electromagnetic waves.

• The electromagnetic radiation that we see is called visible light.

It is the base for every life proces on the earth.

Visible light

2

Sustainable Light in Holland

• Solartube

• Solarlamp

• Economic lamp

3

Solartube

•It’s naturaly light.

•You paid alone for the purchase.

•The daylightkoker can be used for different corners.

4

The Solarlamp

•It’s not expensive

• It’s very sustainable because it has a PV-system to produce electricity directly from the sun

5

Economic lamp

• It’s as cheap as a normal lamp.

• It lasts much longer than a normal lamp.

6

Sustainable Light in Italy

• Sidelighting

• Toplighting

7

SidelightingThe vertical windows are the most used. They supply:

• daylight

• outside sight

• easy ventilation

The windows however have a limit: the sunlight isn’t distributed uniformly in the room

8

Toplighting

Compared to vertical windows, they offer some advantages:

• They are less frequently obstructed by trees and other buildings

• They spread uniformly the light into the room

Rooflight is used to illuminate the room by using the sunlight.

9

What is Sound?10

• The sound is an elastic wave

• The sound is measured by the decibelmeter

Differd wall between Italy & Holland

Italy:

Double wall constituted from:

• 2 partions in brick 8x45x25cm with vertical holes;

• Double plaster of cm 1,5 for part;

• Panels Rockwool 211, tickness 5 cm;

• Total tickness of the wall cm 25 about.

Holland:

Double wall constituted from:

• Outside wall: 100 mm

• Air: 30 mm

• Isolation: 90 mm

• Inside wall: 100 mm

• Plaster: 12 mm

11

Italy• She don’t have lowered ceilings.

In Van Hall

institute

12

Holland:• Low ceilings, so there isn’t echo.• The wall is made of concrete blocks.

Sound ceilings

The End