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SOLAR TRACKER
PRESENTED BY
RUPJYOTI NATH
4TH SEMESTER
ELECTRONICS & TELECOMMUNICATION
ENGINEERING
ASSAM ENGINEERING COLLEGE
INTRODUCTION
• Solar energy is widely used
• Solar panels are installed in a fixed
position
• Maximum energy received only when
sun is perpendicular to the panel
• Sun keeps moving with respect to the
earth
DEFINATION OF SOLAR TRACKER
It is a device used
for orienting a
solar panel or lens
towards the sun by
using solar or light
sensors.
Position of solar panel at different positions in the day
with solar tracker installed
WORKING PRINCIPLE
1) Active trackers:
• Light sensors are
positioned at various
locations.
• The difference of
intensities orients solar
panel towards the sun.
• Orientation is done via
motors.
2) Passive trackers:
• Uses compressed gas
fluid containers to
create imbalance.
• To balance it, the panels
get oriented.
• Orientation is done via
motors.
TYPES OF TRACKERS
1)Single axis
solar trackers:
They have
only one axis
of rotation.
………CONTINUED
2) Dual axis solar
trackers: They have
both vertical and
horizontal axle of
rotation. They generate
more output than the
single axis trackers.
ADVANTAGES
• Increase power output up to 40%
• Constant power through out the day
• Its automatic
DISADVANTAGES
• More expensive than fixed one
• Maintenance required
• Not designed for harsh environment
CONCLUSION
• Solar trackers are more efficient than ordinary
panels
• They use different sensing techniques
• Dual axis trackers are better
• Widely used nowadays
THANK YOU

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solar-tracker presentation

  • 1. SOLAR TRACKER PRESENTED BY RUPJYOTI NATH 4TH SEMESTER ELECTRONICS & TELECOMMUNICATION ENGINEERING ASSAM ENGINEERING COLLEGE
  • 2. INTRODUCTION • Solar energy is widely used • Solar panels are installed in a fixed position • Maximum energy received only when sun is perpendicular to the panel • Sun keeps moving with respect to the earth
  • 3. DEFINATION OF SOLAR TRACKER It is a device used for orienting a solar panel or lens towards the sun by using solar or light sensors.
  • 4. Position of solar panel at different positions in the day with solar tracker installed
  • 5. WORKING PRINCIPLE 1) Active trackers: • Light sensors are positioned at various locations. • The difference of intensities orients solar panel towards the sun. • Orientation is done via motors. 2) Passive trackers: • Uses compressed gas fluid containers to create imbalance. • To balance it, the panels get oriented. • Orientation is done via motors.
  • 6. TYPES OF TRACKERS 1)Single axis solar trackers: They have only one axis of rotation.
  • 7. ………CONTINUED 2) Dual axis solar trackers: They have both vertical and horizontal axle of rotation. They generate more output than the single axis trackers.
  • 8. ADVANTAGES • Increase power output up to 40% • Constant power through out the day • Its automatic
  • 9. DISADVANTAGES • More expensive than fixed one • Maintenance required • Not designed for harsh environment
  • 10. CONCLUSION • Solar trackers are more efficient than ordinary panels • They use different sensing techniques • Dual axis trackers are better • Widely used nowadays