W E L C O M E

SOUTHERN REGIONAL LOAD DESPATCH CENTREPower Grid Corporation of India Limited

(A Government of India Enterprise)

热烈欢迎尊敬的中国代表团

OUR MISSIONOUR MISSIONESTABLISHMENT AND OPERATION ESTABLISHMENT AND OPERATION

OF REGIONAL AND NATIONAL OF REGIONAL AND NATIONAL POWER GRIDS TO FACILITATE POWER GRIDS TO FACILITATE

TRANSFER OF POWER WITHIN AND TRANSFER OF POWER WITHIN AND ACROSS THE REGIONS WITH ACROSS THE REGIONS WITH RELIABILITY SECURITY AND RELIABILITY SECURITY AND

ECONOMY ON SOUND ECONOMY ON SOUND COMMERCIAL PRINCIPLESCOMMERCIAL PRINCIPLES

YOU ARE HERE

SOUTHERN REGIONSOUTHERN REGIONINSTALLED CAPACITY:28501 MW

MAX DEMAND MET:20428 MWKARNATAKA

MAX DEMAND MET

4805 MWINSTALLED CAPACITY

5041 MWDAILY CONSUMPTION

79 MU

ANDHRAPRADESHMAX DEMAND MET

7143 MW

8915 MWINSTALLED CAPACITY

DAILY CONSUMPTION

130 MU

TAMILNADUMAX DEMAND MET

7138 MW

6900 MW

INSTALLED CAPACITY

DAILY CONSUMPTION

125 MU

KERALAMAX DEMAND MET

2348 MW

2553 MWINSTALLED CAPACITY

DAILY CONSUMPTION

35 MU

SR GRID MAPSR GRID MAP

KHAMMAM

VIJAYAWADANAGARJUNASAGAR

VISAKHAPATNAM

(POWERGRID)HYDERABAD

RAICHUR

GOOTY

HOODY

SALEM

UDUMALPET

TRICHUR

MADURAI

TRICHY

MADRAS

NEYVELI

CUDDAPAHDAVANAGERE

KAIGA

115

317

RSTPP

BHADRAVATI

130x2

164x

218

2

151

181

173

302

308172

277

279

155

178x

2

PONDICHERY

BANGALORE

SIRSI

MUNIRABAD

PP

P

P

P

P

P

P

P

P

P

PP

P

P

N

KOLAR

PALLOM

KAYANKULAM EDAMON

TALCHER

JEYPORE

63

187

2x78

2x221

54

HOSUR

KADRA

KODASAALY

Nagjhari

1

120

60

MAPS

P

SSLMM

MMDP

THIRUVANATHAPURAM

ALMATHI

NELLORE400 KV LINE PRESENTLY

OPERATED AT 220 KVNELAMANGALA

KURNOOL

GAZUWAKA(AP)

SIMHADRI NTPC

HIRIYUR

189

195

267x

2

258

242

98

175

179

127

130x

2

221x2

146x2

52x2

197x2

301x2

8x4

15x2

300

28

330

3500 MW TRANSFER CAPABILITY ON HVDC

ABOUT 38000 CKM OF 400/220 KV TRANSMISSION

ULDC SCHEMEULDC SCHEME

RLDC,Bangalore

KalamasseryHyderabad BangaloreChennai

Cuddapah

Warangal

Vijayawada

Kalam’erry

Kannur

Trivandrum

Chennai

Erode

Madurai

Bangalore

Davangere

Hubli

CPCC SCC, Pondy

Hyderabad

Hierarchy of The ULDC Scheme in Southern Region

Andhra Kerala Tamilnadu Karnataka

Andhra Pradesh

Karnataka

Kerala

Tamilnadu

UT of Pondy

Vijayawada

Warangal

HYDERABADGhanapur

Chinkampalli

CHENNAI

Pondy

Madurai

Kannur-B

KALAMASSERY

Vydyuthi Bhavanam

Erode

MW LinkFO LinkState owneed Link

Sub-LDC

SLDC

RCLDC

Hubli

Davangeree

Bangalore

Information Flow to Control CentresInformation Flow to Control Centres

Satellite

Ramagundam

Inter-Regional Energy Transfer

≈5000MU (HVDC)

Transformation Capacity-

43545 MVA

Transformers (220kV and above)

474 nos.

Installed Capacity≈28500 MW

Integrated Opn of Ten Power

Utilities

Dynamic Grid Conditions

Southern Region Grid Complexities in Monitoring & Control

Generators –Hydro, Thermal,Gas/IPP

412 nos.

Transmission Network 400/220kV

37802 Ckm

40,000 POINTS Active Power, Reactive Power,

Voltage, Frequency, Transformer Tap Position, Circuit Breaker Position,

Isolator Position etc.

PROJECT COST:Rs 6840 MILLION(1230 MILLION YUAN)

COMPLETED SIX MONTHS AHEAD OF SCHEDULE

COMPLEXITIESCOMPLEXITIES 107,600 ANALOG POINTS107,600 ANALOG POINTS 14100 TELEMETERED ANALOG POINTS14100 TELEMETERED ANALOG POINTS 23500 TELEMETERED STATUS POINTS23500 TELEMETERED STATUS POINTS 705,000 BYTES TRANSACTED EVERY 705,000 BYTES TRANSACTED EVERY 10 10

SECSSECS 302 RTU STATIONS302 RTU STATIONS 2300 KMS OPTIC FIBRE LINKS2300 KMS OPTIC FIBRE LINKS 35 MICROWAVE LINKS35 MICROWAVE LINKS 288 PLCC LINKS288 PLCC LINKS MORE THAN 1800 VIDEO TRENDSMORE THAN 1800 VIDEO TRENDS SINGLE NETWORK MODEL FOR ENTIRE SINGLE NETWORK MODEL FOR ENTIRE

GRIDGRID TRANSPARENCYTRANSPARENCY

CAPABILITIESCAPABILITIES 500,000 ANALOG POINTS500,000 ANALOG POINTS 500,000 STATUS POINTS500,000 STATUS POINTS MORE THAN 1800 VIDEO TRENDSMORE THAN 1800 VIDEO TRENDS CONTINOUS DATABASE RECORDINGCONTINOUS DATABASE RECORDING REAL TIME NETWORK ANALYSIS EVERY 5 MINREAL TIME NETWORK ANALYSIS EVERY 5 MIN AUTOMATIC TRIGGER OF DISTURBANCE AUTOMATIC TRIGGER OF DISTURBANCE

CASESCASES REDUNDANCY AT COMMUNICATION, REDUNDANCY AT COMMUNICATION,

HARDWARE AND SOFTWARE LEVELSHARDWARE AND SOFTWARE LEVELS DESPATCHER TRAINING SIMULATOR-DESPATCHER TRAINING SIMULATOR-

INTERFACED WITH REAL-TIME SYSTEMINTERFACED WITH REAL-TIME SYSTEM

ULDC-THE EYES AND EARS OF ULDC-THE EYES AND EARS OF THE SYSTEM OPERATORTHE SYSTEM OPERATOR

ALL CONSTITUENTS GET THE SAME ALL CONSTITUENTS GET THE SAME DATA IN REAL TIME.DATA IN REAL TIME. TRANSPARENCY.TRANSPARENCY. SYNERGY IN OPERATION.SYNERGY IN OPERATION. NO “PASSING THE BUCK” APPROACH.NO “PASSING THE BUCK” APPROACH.

QUANTUM LEAP IN VISIBILITY TO QUANTUM LEAP IN VISIBILITY TO OPERATOR.OPERATOR. INCREASED CONFIDENCE.INCREASED CONFIDENCE. FOCUS ON SECURITY AND ECONOMY.FOCUS ON SECURITY AND ECONOMY. INCRESED SCOPE FOR TRANSACTIONS INCRESED SCOPE FOR TRANSACTIONS

WITH OTHER REGIONSWITH OTHER REGIONS

SOME ULDCPICTURES

ULDC-THE EYES AND EARS OF ULDC-THE EYES AND EARS OF THE SYSTEM OPERATORTHE SYSTEM OPERATOR

PREMPTIVE, DYNAMIC “EARLY PREMPTIVE, DYNAMIC “EARLY WARNING” SYSTEMS.WARNING” SYSTEMS. LOAD ANGLE.LOAD ANGLE. ALARMSALARMS CONTINGENCY ANALYSISCONTINGENCY ANALYSIS

GRID LESS VULNERABLE TO GRID LESS VULNERABLE TO DISTURBANCES.DISTURBANCES.

ANALYSIS OF GRID INCIDENTS – ANALYSIS OF GRID INCIDENTS – ACCURATE AND EASIERACCURATE AND EASIER

RESTORATION AFTER PERTURBATION RESTORATION AFTER PERTURBATION BECOMES MUCH FASTER.BECOMES MUCH FASTER.

OPGW STRINGINGOPGW STRINGING

AVAILABILTY AVAILABILTY BASED TARIFFBASED TARIFF

AVAILABILITY BASED AVAILABILITY BASED TARIFFTARIFF

A RATIONAL TARIFF A RATIONAL TARIFF STRUCTURESTRUCTURE

SCIENTIFIC SETTLEMENT SCIENTIFIC SETTLEMENT SYSTEMSYSTEM

WHAT IS AVAILABILITY WHAT IS AVAILABILITY TARIFF?TARIFF?

PAYMENT OF FIXED COST PAYMENT OF FIXED COST ααPLANT PLANT AVAILABILITY.AVAILABILITY.

VARIABLE COST VARIABLE COST αα SCHEDULED SCHEDULED GENERATIONGENERATION

DEVIATIONS ATTRACT A DEVIATIONS ATTRACT A FREQUENCY LINKED CHARGE.(FREQUENCY LINKED CHARGE.(UI-UI-UNSCHEDULED INTERCHANGEUNSCHEDULED INTERCHANGE))

FREQUENCY vs UI PRICE

0

28

56

84

112

140

168

196

224

252

280

308

336

364

392

420

448

51

50.9

50.8

50.7

50.6

50.5

50.4

50.3

50.2

50.1 50

49.9

49.8

49.7

49.6

49.5

49.4

49.3

49.2

49.1 49

48.9

48.8

48.7

48.6

48.5

FREQUENCY

PA

ISE

/UN

IT

  

谢谢谢谢

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