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

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SOUTHERN REGION

WESTERNREGION

EASTERN REGION

NORTHERN REGION

NORTH-EASTERN REGION

SOUTHERN REGION

WESTERNREGION

EASTERN REGION

NORTHERN REGION

NORTH-EASTERN REGION

‘ELECTRICAL’

REGIONS1

2

3 SAME FREQUENCY FROM PANANDRO IN GUJARAT TO NIRJULI IN ARUNACHAL PRADESH

ABOUT 2800 KMS! APART

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14336 (49%)

10538 (36%)780 (3%)2783 (9%)

28 (0.1%)

1043 (4%)

HYDRO THERMAL GAS WIND IPP NUCLEAR

INSTALLED CAPACITY OF SOUTHERN REGION IN MW

29508 MW

HYDRO

THERMAL

WIND

IPPNUCLEAR

GAS

T

A.P

KAR

T.N

KER

MAH

ORISSA

RAMAGUNDAM

NEYVELI

MAPS

GOA

PONDICHERRY

HVDC BIPOLAR STATION

HVDC B2B STATION

CENTRAL GEN.STATION

CHANDRAPUR

JEYPORE

GAZUWAKA

KOLHAPUR

BELGAUM

U.SILERU

L.SILERU

BALIMELA

BARSUR

220 kV LINE

400 kV LINE

M.P

110 kV HVDC LINE

AMBEWADI

INTER REGIONAL LINKS

KOLAR

TALCHAR

KAIGA

500 kV HVDC LINE

SOUTHERN REGION:QUICK SOUTHERN REGION:QUICK FACTSFACTSINSTALLED CAPACITY:29508 MW

MAX DEMAND MET:21928 MW MAX CONSUMPTION: 457 MUKARNATAKA

MAX DEMAND MET

5445 MWINSTALLED CAPACITY

5041 MWDAILY CONSUMPTION MAX

107 MU

ANDHRAPRADESHMAX DEMAND MET

7441 MW

9067 MWINSTALLED CAPACITY

DAILY CONSUMPTION MAX

166 MU

TAMILNADUMAX DEMAND MET

7228 MW

6990 MW

INSTALLED CAPACITY

DAILY CONSUMPTION MAX

146 MU

KERALAMAX DEMAND MET

2426 MW

2609 MWINSTALLED CAPACITY

DAILY CONSUMPTION MAX

39 MU3D SOUTHERN REGION

DEMAND

TRANSMISSION IN SOUTHERN TRANSMISSION IN SOUTHERN INDIAINDIA

IN CKT KMSIN CKT KMS

VOLTAGE LEVEL AP KAR KER TN CGS TOTAL

400 KV 1300 1460     6533 9293

220/230 KV 10050 7590 2650 6270 366 26926

132/110 KV 12360 6060 3720 10220   32360

TOTAL 23710 15110 6370 16490 6899 68579

SR 400 KV GRID MAPSR 400 KV 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

MUNIRABAD

PP

P

P

P

P

P

P

P

P

P

PP

P

P

N

KOLAR

PALLOM

KAYANKULAM EDAMON

TALCHER

JEYPORE

187

2x78

2x221

54

HOSUR

TLGPA

KODASAALY

Nagjhari

1

120

60

MAPS

P

SSLMM

MMDP

THIRUVANATHAPURAM

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

HVDC LINK BETWEEN ER AND SR

765 KV RING MAIN SYSTEM

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

SUB-LDC

SLDC

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 ≈ 45000 MVA

Transformers (220kV and above)

476 nos.

Installed Capacity≈29508 MW

Integrated Opn of Ten Power

Utilities

Dynamic Grid Conditions

Southern Region Grid Complexities in Monitoring & Control

Generators –Hydro, Thermal,Gas/IPP

415 nos.

Transmission Network 400/220kV

≈ 37000 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 14100 TELEMETERED ANALOG

POINTSPOINTS 23500 TELEMETERED STATUS 23500 TELEMETERED STATUS

POINTSPOINTS 700,000 BYTES TRANSACTED 700,000 BYTES TRANSACTED

EVERY EVERY 10 SECS10 SECS 302 RTU STATIONS302 RTU STATIONS 2300 KMS OPTIC FIBRE LINKS2300 KMS OPTIC FIBRE LINKS 35 MICROWAVE LINKS35 MICROWAVE LINKS 288 PLCC LINKS288 PLCC LINKS

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 REAL TIME NETWORK ANALYSIS EVERY 5

MINMIN REAL TIME CONTINGENCY ANALYSIS EVERY 5 REAL TIME CONTINGENCY ANALYSIS EVERY 5

MINMIN 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 ULDC-THE EYES AND EARSEYES AND EARS OF 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. INCREASED SCOPE FOR TRANSACTIONS INCREASED SCOPE FOR TRANSACTIONS

WITH OTHER REGIONSWITH OTHER REGIONS

SOME ULDCPICTURES

ULDC-THE ULDC-THE EYES AND EARSEYES AND EARS OF 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.(UI-FREQUENCY LINKED CHARGE.(UI-UNSCHEDULED INTERCHANGE)UNSCHEDULED INTERCHANGE)

UI_PRICE Vs FREQUENCY:- THE CURVE IN USE PRESENTLY AND OLD CURVE

0

50

100

150

200

250

300

350

400

450

500

550

600

65048

.50

48.6

0

48.7

0

48.8

0

48.9

0

49.0

0

49.1

0

49.2

0

49.3

0

49.4

0

49.5

0

49.6

0

49.7

0

49.8

0

49.9

0

50.0

0

50.1

0

50.2

0

50.3

0

50.4

0

50.5

0

50.6

0

50.7

0

50.8

0

50.9

0

51.0

0

51.1

0

FREQUENCY IN HZ

UI P

RIC

E IN

PA

ISA

/UN

IT

OLD CURVE

CURVE ADOPTED FROM 1ST APRIL 2004

A FREQUENCY OF 49.50 HZ CORRESPONDS TO A PRICE OF Rs.4.00

Rs.6.00

  

谢谢谢谢

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