Renewable Energy Daniel Burmester
Today The big questions Lab session Off grid scenario
What is renewable energy?
What is renewable energy? Can replenish/regenerate
What is renewable energy? Can replenish/regenerate Short time frame
What is renewable energy? Can replenish/regenerate Short time frame Not fossil fuel based Finite
What are the commonly used RE sources?
What are the commonly used RE sources? Solar Wind Hydro Geothermal Bioenergy Marine (Future?)
Why is renewable energy important?
Why is renewable energy important? Environment Reduce greenhouse gas emissions Slow the effects of climate change
Why is renewable energy important? Environment Reduce greenhouse gas emissions Slow the effects of climate change Potential benefits
Why is renewable energy important? Environment Reduce greenhouse gas emissions Slow the effects of climate change Potential benefits Distributed generation Powering rural/isolated communities Political Financial Power independence
What are the problems facing RE uptake?
What are the problems facing RE uptake? Technical Financial Social
What are the problems facing RE uptake? Technical Intermittency Integration Financial Social
What are the problems facing RE uptake? Technical Intermittency Integration Financial Set up cost Long payback period Low buy back rate Social
What are the problems facing RE uptake? Technical Intermittency Integration Financial Set up cost Long payback period Low buy back rate Social Preconceptions of unreliability Climate change is a future problem or untrue
Solar Panel Impedance Matching
Solar panel laboratory background Photovoltaic (solar) cells convert light energy in electrical energy (power).
Solar panel laboratory background Photovoltaic (solar) cells convert light energy in electrical energy (power). Power (P) = Voltage (V) times Current (I)
Solar panel laboratory background Photovoltaic (solar) cells convert light energy in electrical energy (power). Power (P) = Voltage (V) times Current (I) Voltage (V) = Current (I) times Resistance (R) (Ohm’s law)
PV cell characteristics
PV cell characteristics http://www.itacanet.org/a-guide-to-photovoltaic-panels/photovoltaic-pv-cells/