29-01-2013, 04:16 PM
Automatic Room Lightening
[attachment=48792]
Scope of Improvement
A Counter indicating the number of people already in the room can be attached.
PIR motion sensor can be used, which senses only human motion.
Humidity sensor can be used, when the number of people are large.
Different electricity components can be switched ON depending upon the number of people.
Cost Factor
The Overall cost of the system amounts to approximately:
Cost can be reduced when produced on a commercial scale.
[attachment=48792]
Scope of Improvement
A Counter indicating the number of people already in the room can be attached.
PIR motion sensor can be used, which senses only human motion.
Humidity sensor can be used, when the number of people are large.
Different electricity components can be switched ON depending upon the number of people.
Cost Factor
The Overall cost of the system amounts to approximately:
Cost can be reduced when produced on a commercial scale.