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