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THINK INDIA
ABVP BRAJ PRANT
PRESENTED BY:
RITIKA
SOLAR ENERGY
“ Solar Power is the Last Energy Resource that is
not Owned yet – Nobody taxes the Sun Yet.”
- Bonnie Raitt
CONTENTS:
• Why renewable energy?
• What is Solar energy?
• Why Solar Energy?
• Earth’s Energy Budget
• Solar Radiations
• Current Solar Energy Consumption
• Solar cells in India
• Practical applications
• Advantages and Disadvantages
• Future enhancement
WHY RENEWABLE ENERGIES???
WHAT IS SOLAR ENERGY??
• “Energy from the Sun.”
• Two types of Solar Energy:
Thermal energy
Electric energy
• Why radiations are being called
as “Energy”?
WHY SOLAR ENERGY??
• Depletion of fossil fuels.
– Coal deposits will deplete within
the next 200 to 300 years and
petroleum deposits will deplete in
next few decades.
• Solar energy is distributed over a wide
geographical area.
• The huge consumption of fossil fuels
has caused visible damage to the
environment in various forms.
IMPORTANCE OF SOLAR ENERGY
• The following table shows the amount
of carbon sulphur deposited in the
atmosphere per year:
S.NO. ACTIVITY AMOUNT
DEPOSITED IN THE
ATMOSPHERE
1 HUMAN VEHICLES, WASTE
PRODUCTS etc.
8 BILLION TONES
2 FOSSIL FUELS 6.5 MILLION TONES
3 DEFORESTRATION AND FOREST
FIRING
1.5 MILLION TONES
EARTH’S ENERGY BUDGET
SOLAR RADIATION
m)
CURRENT SOLAR ENERGY
CONSUMPTION
• The Sun’s energy is out there, but how can we
convert it into electrical power?
SOLAR PANELS
Solar Cells
• Photovoltaic cells are also known
as solar cells.
• Solar cells generates electrical
power by converting solar
radiations into direct current
electricity using semiconductors
that exhibit the photovoltaic
effect.
SOLAR CELLS IN INDIA
SYSTEMS CAPACITY USES
COMMUNITY LIGHTNING
SYSTEMS
1KW TO 2.5KW SMALL HOUSEHOLD
LIGHTNING SYSTEMS
PORTABLE SOLAR
LANTERNS
10 W PER SPV MODULE LIGHTING 7W CFL LAMP
FOR 3 HOURS A DAY
STREET LIGHTS 75W PER SPV MODULE CHARGING 100-130AH
BATTERY TO RUN A 11W
CFL LAMP FOR DUSK TO
DAWN OPERATION
FIXED HOMES LIGHTNING
SYSTEMS
35-50W PER SPV
MODULE
POWERING TWO CFLs – 9
OR 11W, WORK 4.5
HOURS / DAY, RUNS A
SMALL TV SET OR A FAN
WATER PUMPING 1KW DC MOTOR SHALLOW PUMPING
Insolation in INDIA
PRACTICAL APPLICATIONS OF SOLAR
ENERGY
• Solar Powered
Transportation
• Wearable Solar Tech
PRACTICAL APPLICATIONS OF SOLAR
ENERGY
• Solar Lighting • Solar Heating
• Roof Top Solar
PRACTICAL APPLICATIONS OF SOLAR
ENERGY
ADVANTAGES
• Clean and renewable energy
• Save the money
• Low maintenance
• Save environment
• Multiple uses
– Heating water
– Powering vehicles
– Cooking
– Powering calculators, watches,
clocks and many more.
DISADVANTAGES
• High cost of equipment
• Weather dependency
• Large surface area required
• Solar energy is not always reliable
• Inefficiency
FUTURE ENHANCEMENT:
• Many large projects have been
proposed in India, some of them are:
1. Thar Desert of India has best solar
power projects, estimated to
generate 700 – 2100GW.
2. The Jawaharlal Nehru National Solar
Mission (JNNSM) launched by the
Centre is targeting 20,000 MW of
solar energy power by 2022
3. Gujarat’s pioneering solar power
policy aims at 1000 MW of solar
energy generation by 2020.
CAN SOLAR DO IT ALL??
No!
But it can do much more
Than it does now.
“Old guys” don’t know
About
Solar design.
It is up to the
“New Graduates”
To promote solar.
THANK YOU!!

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Solar energy

  • 1. THINK INDIA ABVP BRAJ PRANT PRESENTED BY: RITIKA
  • 2. SOLAR ENERGY “ Solar Power is the Last Energy Resource that is not Owned yet – Nobody taxes the Sun Yet.” - Bonnie Raitt
  • 3. CONTENTS: • Why renewable energy? • What is Solar energy? • Why Solar Energy? • Earth’s Energy Budget • Solar Radiations • Current Solar Energy Consumption • Solar cells in India • Practical applications • Advantages and Disadvantages • Future enhancement
  • 5. WHAT IS SOLAR ENERGY?? • “Energy from the Sun.” • Two types of Solar Energy: Thermal energy Electric energy • Why radiations are being called as “Energy”?
  • 6. WHY SOLAR ENERGY?? • Depletion of fossil fuels. – Coal deposits will deplete within the next 200 to 300 years and petroleum deposits will deplete in next few decades. • Solar energy is distributed over a wide geographical area. • The huge consumption of fossil fuels has caused visible damage to the environment in various forms.
  • 7. IMPORTANCE OF SOLAR ENERGY • The following table shows the amount of carbon sulphur deposited in the atmosphere per year: S.NO. ACTIVITY AMOUNT DEPOSITED IN THE ATMOSPHERE 1 HUMAN VEHICLES, WASTE PRODUCTS etc. 8 BILLION TONES 2 FOSSIL FUELS 6.5 MILLION TONES 3 DEFORESTRATION AND FOREST FIRING 1.5 MILLION TONES
  • 11. • The Sun’s energy is out there, but how can we convert it into electrical power?
  • 13. Solar Cells • Photovoltaic cells are also known as solar cells. • Solar cells generates electrical power by converting solar radiations into direct current electricity using semiconductors that exhibit the photovoltaic effect.
  • 14. SOLAR CELLS IN INDIA SYSTEMS CAPACITY USES COMMUNITY LIGHTNING SYSTEMS 1KW TO 2.5KW SMALL HOUSEHOLD LIGHTNING SYSTEMS PORTABLE SOLAR LANTERNS 10 W PER SPV MODULE LIGHTING 7W CFL LAMP FOR 3 HOURS A DAY STREET LIGHTS 75W PER SPV MODULE CHARGING 100-130AH BATTERY TO RUN A 11W CFL LAMP FOR DUSK TO DAWN OPERATION FIXED HOMES LIGHTNING SYSTEMS 35-50W PER SPV MODULE POWERING TWO CFLs – 9 OR 11W, WORK 4.5 HOURS / DAY, RUNS A SMALL TV SET OR A FAN WATER PUMPING 1KW DC MOTOR SHALLOW PUMPING
  • 16. PRACTICAL APPLICATIONS OF SOLAR ENERGY • Solar Powered Transportation • Wearable Solar Tech
  • 17. PRACTICAL APPLICATIONS OF SOLAR ENERGY • Solar Lighting • Solar Heating
  • 18. • Roof Top Solar PRACTICAL APPLICATIONS OF SOLAR ENERGY
  • 19. ADVANTAGES • Clean and renewable energy • Save the money • Low maintenance • Save environment • Multiple uses – Heating water – Powering vehicles – Cooking – Powering calculators, watches, clocks and many more.
  • 20. DISADVANTAGES • High cost of equipment • Weather dependency • Large surface area required • Solar energy is not always reliable • Inefficiency
  • 21. FUTURE ENHANCEMENT: • Many large projects have been proposed in India, some of them are: 1. Thar Desert of India has best solar power projects, estimated to generate 700 – 2100GW. 2. The Jawaharlal Nehru National Solar Mission (JNNSM) launched by the Centre is targeting 20,000 MW of solar energy power by 2022 3. Gujarat’s pioneering solar power policy aims at 1000 MW of solar energy generation by 2020.
  • 22. CAN SOLAR DO IT ALL?? No! But it can do much more Than it does now. “Old guys” don’t know About Solar design. It is up to the “New Graduates” To promote solar.

Editor's Notes

  1. Solar energy is the energy received by the earth from the sun. this energy is in the form of solar radiation, which makes the production of solar electricity possible. It is because energy can neither be created nor be destroyed. It can only be converted from one form to another.
  2. India has massive plans for solar energy generation.