The voltage and currents of the power line are rated down to signal level using transducers like voltage and current transformers and given to that ic as shown in the figure.
Single phase energy meter block diagram.
Energy meter evm system block diagram slaa494a may 2011 revised may 2013 implementation of a single phaseelectronic watt hourmeter using the 3 submit documentation feedback msp430afe2xx.
The magnetic field produced by series magnetic in phase with the line current and magnetic field produced by shunt magnet is in quadrature with the applied voltage thus a phase difference exists between the fluxes produce by the two.
Today s smart meters can connect to a wide area network wan and the cloud through a data concentrator and a home area network together with in home devices in addition to gas and water.
The meter which is used for measuring the energy utilises by the electric load is known as the energy meter.
Implementation of a single phase electronic watt hour meter using msp430afe2xx rev.
In diagram i use red coler wire for line phase and black for neutral.
Electromechanical energy meters have been the standard for metering the electricity since billing began.
This name is given to it.
When the energy meter is connected in circuit the current coil carries the load current and pressure coil carries the current proportional to the supply voltage.
Meter wiring diagrams for low voltage meter stations for in whangarei and kaipara.
Single phase induction type energy meter is also popularly known as watt hour meter.
The meter is less expensive and accurate.
It uses ad7755 a single phase energy measurement ic to acquire and process the input voltage and current parameters.
Single phase electricity meters are designed essentially to measure energy consumption and its quality factor as well as provide means to prevent tampering.
These signals are.
This article focusses only on its constructional features and its working.
But these are now being gradually replaced by electronic digital energy meters.
The energy is the total power consumed and utilised by the load at a particular interval of time it is used in domestic and industrial ac circuit for measuring the power consumption.
Design and building a single phase smart energy.
Design and building a single phase smart energy meter using arduino and rf communication system.
Presented here is a simple energy meter using analog device s ade7757 chip for single phase 2 wire phase and neutral systems used in households.
3 phase electronic energy meter.
Includes single phase 2 phase supply 3 phase supply multiple installations distributed generation alternative energy and typical equipment dimensions.
Three phase type induction meters.
Below energy meter diagram i shown a single phase kwh meter with incoming supply and out going supply to home collage shop etc.