Climate change Since Industrial Revolution in 1765: - CO2 From 280 PPM by volume to 360 PPM by volume. - Methane has doubled . In the past 100 years, levels of nitrogen oxide have risen about 15%. Next century expectation : Carbon dioxide approximately 600 PPM by volume.
T he Renewable energy resources. Outlines 1-Objectives of renewable energy . 2-Introduction to renewable energy 2-1-Abstract of solar energy. 2-2-Abstract of wind energy. 2-3-Abstract of fuel cell . 3- Our role towards the environment. . - PowerPoint PPT Presentation
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Climate change Since Industrial Revolution in 1765: - CO2 From 280 PPM by volume to 360 PPM by volume.- Methane has doubled. In the past 100 years, levels of nitrogen oxide have risen about 15%. Next century expectation :Carbon dioxide approximately 600 PPM by volume.
The Renewable energy resources
Outlines
1-Objectives of renewable energy. 2-Introduction to renewable energy 2-1-Abstract of solar energy. 2-2-Abstract of wind energy. 2-3-Abstract of fuel cell .
3- Our role towards the environment.
Principal Objectives:
1-Reduce fuel consumption.
2-Use renewable energy.
3-Preserve the environment.
Hubert curve
Renewable energy
Solar energy wind energy
Fuel cell technology
ENG. FAHD ADEL MEKKY
PV construction
Theory of operation
18/2/2012
Types of solar photovoltaic
Mono Crystalline
Poly Crystalline
Amorphous
Array voltage, V
Arra
y pow
er, W
1000 W/m2
800 W/m2
600 W/m2
400 W/m2
200 W/m2
Locus of MPP
Maximum power point tracking
λ = (Pmax / ( E Aw ))∗1- λ : Max efficiency
2- Pmax : maximum power
3- E : incident radiation 4- Aw : area of collector