pv in lighting applications

PV in lighting applications

Pedro Ligneel

Catholic Institute of Higher Education in South – West- FlandersBelgium

applications

• Indoor lighting • Outdoor lighting– Garden– Street– Home– Traffic– …

Use of natural light

•Warranty

Kitchen Before Skylight Installation

Kitchen After Skylight Installation

•Warranty

Kitchen Before Skylight Installation

Kitchen After Skylight Installation

Kitchen Before Skylight

I nstallation Kitchen After Skylight I nstallation

applications

• Indoor lighting • Outdoor lighting– Garden– Street– Home– Traffic– …

Garden lighting

PV for streetlight applications

Combined system:

Wind generator and solar panel

Traffic

Traffic

Traffic

Traffic

Road traffic signalisation

Airport

http://www.solarairportlights.com

Basic lighting and illumination advertising

Decoration

functional

Solar panel with LED’s

Evaluation

Catholic Institute of Higher Education in South – West- FlandersBelgium

Evaluation

• Light sunlight

• Efficiency:• Lamp• Light device • Battery• Solar cell

Efficiency

1) Lamp

• Output (lm/W)

• Spectrum??

• Supply voltage

• Current

lamp lm/W

incandescent 10 - 20 lm/W

halogen 20 - 25 lm/W

LP-sodium 100 - 200 lm/W

HP-sodiumMercury 70 - 135 lm/W

compact fluo 70 - 90 lm/W

fluorescent 60 - 90 lm/W

LED 10 - 45 lm/W

Efficiency

2) Light device

• Luminous etmittance

Efficiency

3) System

The solar energy must be stored in the battery

• Info:

Pedro LigneelKATHO

Pedro.ligneel@katho.be

www.katho.be