Solar
Wind
BaGery
Flywheel
RE
&
Energy
Storage
Powerplant
Nuclear
Hydro
Fossil
appliances
Load
Smart Despatch
Meters Centre/
EMS
EV
Residen9al
Transmission
&
Distribu9on
BIPV
Commercial
lighting
Smart
Meters
BIPV
Smart
Meters
Air-cond
Machineries
Source : Electric Power Research Institute
Industry
Figure 2.0: Smart Grid concept: integration of
various tools and technologies in the system
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●●
●●
●●
●●
●●
●●
Supervisory
Control
and
Data
Acquisition Systems (SCADA) with
Energy Management Systems (EMS)
and Distribution Management Systems
(DMS)
Enterprise
IT
network
covering
substations and field offices with
reliable communication systems
Enterprise Resource Planning (ERP)/
Asset Management Systems
Geographical Information System –
mapping of electrical network assets
and consumers on geospatial maps
Advanced Metering Infrastructure (AMI)
with two-way communication and Meter
Data
Metering Data Management Systems
(MDMS)
Electronic Billing Systems and Customer
Care Systems
●●
●●
●●
●●
●●
●●
●●
●●
Distribution Automation (DA) and
Substation Automation Systems
Outage Management Systems (OMS)
Mobile Crew Management Systems
Enterprise Application Integration
Analytics(converting data into business
intelligence)
Dynamic Tariff
Renewable Energy Integration
Electric Vehicle (EV) Infrastructure
Integration
The latest technology embraced by TNB is the
Advanced Metering Infrastructure (AMI) which is the
main focus of this article. AMI is an emerging field,
which in functional terms is part of the electricity
sector but requires technological components and
know-how that originate from the ICT sector. The
field is still in an early stage of development with
technological standards, business models and
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