Principal Investigator Rezaul Karim Mazumder

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Rooftop Grid-Connected Solar Photovoltaic system
Principal Investigator- Rezaul Karim
Mazumder Associate Investigator- Subrata Kumar
Adittya, Saiful Huque, and Md.Habibur Rahman
Research Associate- Md.Shamim Kaiser and Asif
Anwar
Department of Applied Physics, Electronics and
Communication Engineering, University of Dhaka,
Dhaka-1000, Bangladesh
Installation Site Renewable Energy Research
Centre, University of Dhaka
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Rooftop Grid Connected Solar PV system
(Residential) without Power Back-up
SUN TRACKING CAN GENERATE INCREASED SOLAR POWER
FROM PV PANEL
LOAD TAKING POWER FROM GRID
GENERATED SOLAR POWER SUPPLIED TO LOAD AND EXCESS
POWER TO GRID
INCREASED LOAD TAKING POWER FROM PV AND GRID
EXTENDED PV ARRAY SUPPLY GENERATED SOLAR POWER TO
INCREASED LOAD AND EXCESS AMOUNT TO THE GRID
THE BASIC SYSTEM BLOCK
- -
Initializing
Connected
-
GRID Connected INVERTER

-
- - - - -
- - - -
DC
AC
AC
-
Rooftop PV Array
Extended PV Array
GRID
Load
Load
Load
SMALL LOAD
INCREASED LOAD
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Grid connected PV system (Residential) with Power
Back-up
GENERATED SOLAR POWER IS BEING STORED IN THE
STORAGE BATTERY ALONG WITH SUPPLYING TO LOAD AND
GRID
GENERATED SOLAR POWER WOULD BE STORED IN THE
STORAGE BATTERY
LOAD IS TAKING POWER FROM SOLAR PANEL
LOAD IS TAKING POWER FROM GRID AND STORAGE BATTERY
LOAD IS TAKING POWER FROM STORAGE BATTERY
SUN TRACKING
AFTER SUNSET
VERY DARK AND CLOUDY CONDITION
DURING PEAK HOUR
DURING OFF-PEAK HOUR
GRID FAILURE
- -
Initializing
Connected
Disconnected
-
GRID Connected INVERTER
Power Conditioner
-
- - - -

- - - - -
- -
DC
DC
- -
- -
- -
- -
- -
AC
-
Battery
Battery
Rooftop PV Array
Extended PV Array
Battery
Battery
- -
Power Storage
Extended Power Storage
Emergency Load
GRID
Load
Load
Load
AC
SMALL LOAD
INCREASED LOAD
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GRID Connected Photovoltaic System (Future Urban
Model)
Load
Load
Load
Load
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ACKNOWLEDGEMENT
We sincerely convey our gratefulness to Ministry
of Science, Information and Communication
Technology, GOB for the funding of this project.
We also convey our gratefulness to Department of
Applied Physics, Electronics and Communication
Engineering and RERC, University of Dhaka for all
their support and cooperation.
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We welcome any constructive suggestion for
further improvement of this work
Contact person for further information and
communication, Prof. Rezaul Karim Majumder,
Department of Applied Physics, Electronics and
Communication Engineering, University of Dhaka
THANK YOU
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