PV in lighting applications

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PV in lighting applications
Pedro Ligneel
Catholic Institute of Higher Education in South
West- Flanders Belgium
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applications

• Indoor lighting

• Outdoor lighting
• Garden
• Street
• Home
• Traffic

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Use of natural light
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Warranty                                                                            
   
                                                                                                                                                                                                                                                                                                                          
Kitchen Before Skylight Installation Kitchen After Skylight Installation
                                                                                                                                                                                                                                                                                                                                      
Warranty                                                                            
   
                                                                                                                                                                                                                                                                                                                          
Kitchen Before Skylight Installation Kitchen After Skylight Installation
                                                                                                                                                                                                                                                                                                                                      
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applications

• Indoor lighting

• Outdoor lighting
• Garden
• Street
• Home
• Traffic

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Garden lighting
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PV for streetlight applications
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Combined system Wind generator and solar panel
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Traffic
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Traffic
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Traffic
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Traffic
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Road traffic signalisation
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Airport
http//www.solarairportlights.com
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Basic lighting and illumination advertising
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Decoration
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functional
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Solar panel with LEDs
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Evaluation
Catholic Institute of Higher Education in South
West- Flanders Belgium
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Evaluation

• Light ?? sunlight
• Efficiency
• Lamp
• Light device
• Battery
• Solar cell

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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-sodium Mercury 70 - 135 lm/W
compact fluo 70 - 90 lm/W
fluorescent 60 - 90 lm/W
LED 10 - 45 lm/W
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Efficiency

• 2) Light device
• Luminous etmittance

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Efficiency

• 3) System
• The solar energy must be stored in the battery

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• Info
• Pedro Ligneel
• KATHO
• Pedro.ligneel_at_katho.be
• www.katho.be