08-06-2012, 03:24 PM
POWER LINE CARRIER COMMUNICATION
POWER LINE CARRIER COMMUNICATION.ppt (Size: 1.29 MB / Downloads: 149)
INTRODUCTION OF R.S.E.B.
RSEB started from 1 July 1957
It is a big organisation and it function under provision electricity act
The aim of RSEB is to supply electricity to entire Rajasthan state in most economical way
The target of board is to distribut energy in new areas as possible
INTRODUCTION OF PLCC
POWER LINE CARRIER COMMUNICATION
Power line carrier communication has been found to
be the most economical and reliable method for
communication medium and long distance in a power
distance.
Parts of the Equipment
The equipment is built on three main parts:-
Low frequency multiplex signal
Carrier frequency signal
Power supply unit
FACILITY AVAILABLE ARE
The four wire duplex speech from remote location.
Duplex Tele Operational Channel, from remote location.
Duplex Signaling Channel from remote location.
Possibilities for input and output connections of tele operation signals from PLCC equipments.
Operational service telephone from parent PLC equipment to opposite PLC station.
GENERAL MODULATION PRINCIPLE
SINGLE SIDE BAND TRANSMISSION
CARRIER FREQUENCY IS SPACED ON A 4-KHZ
I.F. FIXED AT 16-KHZ
FULL DUPLEX MODE IS USED
LOWER SIDE BAND IS USED THROUGHOUT ALL COMMUNICATION
