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Smart Grid Initiatives
• About 120 year old fully Integrated
Energy Utility
– Oldest private electricity utility in
India
– Brought thermal power in India
• Coal Mining, Generation, Distribution
• 567 sq.km Licensed Area
• 3 million consumers
• Maximum Demand: 2042 MW
• Network: 21709 ckt km
• Recipients of top global & national
awards
CESC Snapshot
Transmission & Distribution Network
6 kV
11 kV
33 kV
132 kV
220 kV
“Substations”
“Distribution
Stations”
“DTs”Import
Points
CESC Gen Stns
400 /230 VMV / LV
“RMUs”
Import
Point
“Transmission” SCADA/ EMS
“Unit Lockout Scheme”
“Distribution”
SCADA/DMSRMU
Automation
AMR –
DTs
AMR/ AMI Trials –
High end Tariff Meters
& Street Lights
Fibre Optic Transmission System Hybrid (O/F & Wireless
communication system)
- CESC owns 1400 Kms of OF lines
- SDH STM4
- Gigabit Ethernet: CESC NET
POC / Trials in progress
SCADA Systems
Grid Automation Architecture
Distribution SCADA
Sub Stn.
Transmission SCADA
Dist. Stn.
Sub Stn. Reg. Office
Dist. Stn. Dist. Stn. Dist. Stn.
RMU
RMU
RMU
RMU RMU
RMU Cluster RMU Cluster
RMU
RMU
RMU
RMU Cluster
RMU
RMU
RMU
RMU
RMU Cluster
Control Centre
Dist. Stn.Dist. Stn.
RMU
RMU
Sub Stn.
Dist. Stn.
6
IEC 104
RMU
HMI
`
FRTU
Local
M/C
RMU
FRTU
RMU
FRTU
Remote
M/C
FRTU
Local
M/CFRTU FRTU
RMU RMU RMU
FRTU
RMU
O.F.
Link
RMU cluster at Writers Building area – communication
using Fibre Optics
We are automating RMU
clusters – where possible
– on Fibre Optic cables.
At:
Hospitals
Pumping Stations
Govt Offices
O.F.
Link
IEC 104
Feeder Automation
LT Automation
Pillar Box Monitoring LT Change-Over Fuse Fail SMS
8
More than 1400 km of Optical Fibre Lines
CESC’s own Optical Fibre Network
UG, OH & OPGW on 220 kV/ 400 kV Towers
Mostly 48 fibre now Used for:
Protection SDH/PDH Packet Switched CESC Net
Issues Laying with Power Cables Micro-tunneling Fibre paucity at places – use of
DWDM technology
AMI PILOT
• Kolkatoa:
• Kota: Meter Quantity
• Last Mile: RF Mesh (865-867 MHz)
• Backhaul: OFC/GPRS
Communication Technology
• Network: CAPEX
• HES & Other S/W : SaaSModel
Last Mile & Backhaul Communication
RMUAutomation
RMUs included in Kolkata Pilot
Access Point (Comm. Device)
Utility has greater
visibility deep into the
grid, with advanced
monitoring and
analytics
• 2-way, verifiable,
closed loop
control
• Direct control of
facility lighting
and HVAC load
• Manage DER with
Building or Feeder
loads
• Dispatchable
Standby Generators
ENABLING NEW CAPACITY RESOURCES ON THE GRID - PILOT
Centrallised Protection & Disturbance Record Management
SMS
THROUGH O.F.
FAU
LT I
NF.
TESTING DEPT.SUBSTATION
TRANSMISSION LINE CESC CONTROL ROOM
Benefits• Faster analysis & decision making process resulting faster restoration• Flexibility of remote modification of protection settings
Transformer-Online Monitoring
GIS Online PD monitoring
Cables-OnlinePD Monitoring
DATA TRENDING
Smart Condition Monitoring
RELIABLE POWER SUPPLY
“NEW” 24x7 PDM FOR CABLES
IMPROVED CUSTOMER EXPERIENCE
TECHNOLOGY ROADMAP HOOGHLY TUNNEL SURVEILLANCE
SMART
CONDITION
M ONITORING
CHALLENGES : IN-HOUSE SOLUTIONS
GIS based Applications
DTR Load Repetitive UG Distributor Faults
Repetitive Pillar Box Fuse calls Fuse Call Analysis before & after installation of Modified Pillar
CESC’s O/F Network On GIS MapCall Monitoring System with Vehicle
GOOD
PRACTICES
Large Scale Conversion of Outdoor Substation to Indoor GIS
Utilising DT Metering into a condition monitoring tool
beyond energy audit
Networking of Relays & Disturbance Recorders
Dedicated Team for Condition Monitoring
Root Cause Analysis of failures
Integration of HV & EHV Substations in same Land Parcel
Asset Creation with First Time Right Philosophy
Automation in LT Network
Innovation Projects
Underground 132kV
Substation
(First in India)Using AMR system as
Outage Management
Tool
Pillar Box Automation
through SMSDT Metering
& Management
System for Operation
and Planning
Power Fail Alert for VIP Consumers
Self-healing Distribution
Station
GPRS
Innovations – Few Field Pictures
GPRS
SMS based FPI Alarm and Reset System for RMUs
SMS Based Power fail Alarm System for VIP Consumers
LT Pillar Box Load Monitoring
LT Pillar Box Fuse Fail Alert Device
Smart Grid Roadmap
Complete change-over of existing SCADA systems to new SCADA/EMS/ADMS system
OTSCADA & DMS
Replacement + Applications
HT & LT Feeder Automation
LT OMS
AMI
ITGIS
CRM
FFA
ERP
BI Analytics
Integration withEnterprise Service Bus
B
U
S
B
U
S
Convergence of Technologies
ICT
Cyber Security
20th CII-Exim Bank
Award for Business
Excellence 2014 Strong
Commitment to
Excellence
4th Annual Greentech
HR Award 2014 in
Gold Category for
‘Innovation in
Recruitment’
IUKAN Winner
in 'People
Management &
Development'
Category 2014
Impact Awards for
DISCOMS by ICC
in Distribution Side
Management
Category - 2014
CBIP Award for
Best Performing
Utility - 2015
NDTV ‘New Age Service
Provider of the Year' 2015
14th Annual Greentech
Environment Award 2014
– Generation
Greentech
Safety Award
2013 for TGS
CII-National
Energy Award
2014 for Energy
Efficient Unit –
For BBGS
IGCL Leadership
Awards for Zero
Waste
Award for "Meritorious
Performance" by CEA
Dun & Bradstreet Infra
Awards in Power
Distribution Category
2013 & 2014
"Manufacturing
Excellence Award" by
Economic Times
"Award in Best
Innovation in Power
Technology" by Asia
Power, Singapore
NIPM Gold Winner
in National Award
for Best HR
Practices 2013
Awards