Compendium of Projects Exhibited during the 2nd NLEPC - Vol I

Details of the participant
Name
Sayalu Vishnu Sawant
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Class
VIIth
School Name & Address
Shishu Vikas Mandir Chendani
Koliwada, Thana
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Name of the Mentor Teacher
Archana Praphul Karbhari
Name of the District & State
Thane, Maharashtra
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2 National Level
Exhibition
& Project
Competitions 2012
SAVE ENERGY
Aim – Saving of Electricity through reduction in
Electricity consumption and cost.
Material – PIR/S – passive infrared receiver sensor, Drive
Circuit, Rellay Circuit, Bulb, Tinted Texture paper.
Procedure – When a person enters into the home bulb
glows. PIR gives information of person entering into home
to the drive Circuit. Drive circuit increases the energy of
PIR and it transfers information to relay circuit. Rellay
Circuit acts as a switch which put on the bulb without
touching the switch. Street lamp will remain switch off in
the day time and will be on at night.
Observation – It senses the movement of the person
within the range of 6m area. It reduces the cost of multiple
wiring. This device on/off on the sensing of the movement
of the person. This it saves the Energy.
Innovation in Science Pursuit for Inspired Research
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