PT PLN TRANSMISSION AND LOAD DISPATCH CENTER (P3B) JAWA BALI
JAVA BALI SYSTEM OPERATION An Overview
JICA CCT SITE VISIT Friday, October 14th, 2011
POWER SYSTEM
POWER PLANT
Consumer
Transformer
POWER PLANT: PLTU PLTG PLTGU PLTP PLTA PLTD
TRANSMISSION SYSTEM: SUTET 500 kV SUTT 150 kV SKTT 150 kV SKLT 150 kV SUTT 70 kV
DISTRIBUTION NETWORK: SUTM 20 kV SKTM 20 kV
LV CONSUMER
MV CONSUMER KTT 70 Kv, KTT 150 kV
JAVA BALI TRANSMISSION NETWORK SLAYA
SLIRA JTAKE
TGRNG
ASAHI SRANG
GU
GU
CLGON
KKSTL
MKRNG
PRIOK U
KMBNG
BKASI ACC CWANG
GU U
MTWAR
KSBRU
HRGLS
CBATU
GNDUL
JTBRG
JAVA
JTLHR H A
CIBNG
BGBRU
SGLNG
P SALAK
A
CRATA
SRAGI
CBBAT PDLRG
GU
BDSLN A
CRBON
KMJNG P
MRICA MJNNG
P
DRJAT
PKLON
BMAYU
GARUT RWALO
CAMIS
KRPYK WLERI
UNGAR
LMNIS G
ACC UNGAR
PATI
PWRJO
KNTUG
GBONG
JELOK
A
PEDAN
BKLAN
GU GLTMR U
SGMDU
KRIAN SRGEN
BNGIL MKRTO
PALUR
SMNEP
PERAK
ACC WARU
NGAWI
JAJAR
BOJLI
U
SPANG PMKSN
BJGRO
KDMBO SGRAH
LNGAN
CEPU A
MADURA
GRSIK BABAT
BLORA
GARNG
A WSOBO
TSMYA BNJAR
KUDUS
RBANG
PMLNG KBSEN
ACC CGRLG
CNJUR
JPARA
TBROK
UBRNG
GRATI
SURYA
PITON U
STBDO
MNRJO BNTUL
KLTEN
KDBRU
A WLNGI
BLRJA KMBNG TMBUN CWANG BKASI
CIBNG
BDWSO
PMRON
GLNUK
LMJNG
KKTES
BALI
BWNGI
A
JMBER
MRTWR
BTRTI GNYAR
KAPAL NGARA
SANUR
PSGRH G
JAWA
CBATU
GNDUL DEPOK
PBLGO LWANG
SLAYA
CLGON
KBAGN
MGUNG
CRATA
NSDUA
TJATI
MADURA
CRBON
SGLNG BDSLN
NGBNG
GRSIK
UNGAR SBBRT
SBLTN
TSMYA GRATI
KLTEN KDBRU
PITON
BALI
AMLRA
JAVA BALI POWER GENERATION Cilegon 740 MW Muarakarang 1800 MW
Suralaya 4000 MW
Tj Priok 900 MW Cirata 1000 MW
SURALAYA CILEGON GU
CLGON TNAGAMKRNG BLRJA
MENES
RKBTG
TjJati B 2640 MW
PRIOK GU
GU
RGDLK
BEKASI CAWANG CIBATUKSBRU CIBINONG
PRATU
P
INDMY JTBRG
PWKTA
SBANG
CIRATA CNJUR
LBSTU
DAGO UBRNG
CGRLG
BANDUNG SELATAN
Saguling 700 MW
ARJWN
JPARA
SRAGI
PATI
RBANG
PDLRG
SAGULING
UBRUG
T.JATI
HRGLS
CKPAY
BGBRU
P SALAK P
Paiton 3200 MW
SKMDI PBRAN
DEPOK
BUNAR
Gresik 2000 MW
M.TAWAR
KEMBANGAN
GANDUL
Semarang 1300 MW
RCKEK
MANDIRANCAN BBKAN
CKSKA MLBNG
BRBES
WLERI
KBSEN
KRPYK KLNGU
KNGAN
GARUT
GRUNG CAMIS BNJAR
MNANG
KBSEN MRICA
SMNEP
GU
NGBNG
NGAWI
PLOSO JAJAR
KBMEN CLCAP
SRGEN
WALIN
GBONG
PWRJO
WNSRI
KNTUG
WATES
MSPTI
PALUR
MDARI
GRESIK
SPANG
KRIAN
SBLTN
MKRTO BNGIL
TLGNG
BNTUL
GRATI
NGORO
MNRJO
BNGIL
PEDAN WNGIRI
PMKSN
KTSNO NGJUK
MRGEN
BKLAN GLTMR
LNGAN
KDMBO MJNGO
WSOBO RWALO
BABAT BJGRO
CEPU
UNGARAN
DIENG
TASIKMALAYA PMPEK
Cilacap 600 MW
TUBAN
BLORA
GU
PWRDI
P KMJNGP DRJAT
SNTSA SMDRA
DWIMA
KUDUS
TBROK
BNRAN
SMAN MDLAN SKLNG KEDIRI SLRJO
GNDING STBDO PBLGO
PAITON
PAKIS
BDWSO
KBAGN SMANU
BWNGI
KBAGN WLNGI
PCTAN
KKTES TLGNG
TUREN
JMBER
LMJNG
PMRON GLNUK
TNGUL
BTRTI NGARA GTENG
UBUD ANTRI
KAPAL
GNYAR
PBIAN NSDUA
SPP coal-fired CC gas-fired CC oil-fired Hydro PP
Grati 800 MW
AMPLA
MAIN DUTIES OF PLN P3B JAWA BALI
1.
Operate Java Bali power system
2.
Operate and maintain Java Bali power transmission system installation
3.
Managing the implementation of power transaction in high voltage side of the Java-Bali system
4.
Planning for the development of Java-Bali electricity system
5.
Building a complete installation of electric power transmission system of the Java-Bali
TUJUAN OPERASI OPERATION SYSTEM PURPOSES The system capability to deal with unplanned events, without resulting in blackouts.
ECONOMYC
SEKURITI
Optimasi biaya operasi dari daya listrik tanpa melanggar batasan keamanan dan mutu daya.
QUALITY
System's ability to keep all the operating constraints are met.
Scope of Field System Operations • System Operations operate the power system so that reliable, quality and economical Energy Management manage the provision of electrical energy from various sources a. Load forecast
b. Production planning c. Dispatch control Transmission Switching (500 kV) distribute power from the generator to the consumer
• Managing the implementation of the transaction of electricity in high voltage side of the JavaBali system 26/09/16
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DAILY LOAD CURVE
Peak Load Trend 2010-2011 2010
2011
POWER FLOW DURING NIGHT PEAK LOAD Thursday, February 27, 2011 07:00 pm - PL 18.374 MW
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PT PLN TRANSMISSION AND LOAD DISPATCH CENTER (P3B) JAWA BALI
FREQUENCY SYSTEM REGULATION
Standar Kualitas OperasiOF Sistem QUALITY STANDARD JAVATenaga BALI SYSTEMListrik OPERATION
SYSTEM OPERATION
VOLTAGE • 500 kV
: +5% , - 5%
• 150 kV
: +5%, - 10%
• 70 kV
: +5%, - 10 %
FREQUENCY • Normal Condition
: 49,8 HZ – 50,2 Hz
• Excursion
: 49,5 Hz – 50,5 Hz
• Disturbance Condition : 47,5 Hz – 51,5 Hz
Generation-Load Balance
The frequency of the system:
LOAD
GENERATION
•shows a moment of balance between active power generation with active power consumed by the load ( + losses) •at nominal value when the active power generation = active power load consumption (+ losses)
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PT PLN TRANSMISSION AND LOAD DISPATCH CENTER (P3B) JAWA BALI
POWER SYSTEM OPERATION PROCESS
HIRARKI PERENCANAAN HIERARCHY OF PLANNING AND & CONTROL SYSTEM OPERATION OPERASI SISTEM 1. Annual planning 2. Monthly planning 3. Weekly planning 4. Daily planning 5. Real Time Operations
STAGES OF OPERASI SISTEM TENAGA LISTRIK POWER SYSTEM OPERATIONS OPERATION PLANNING Contract of Sale and Purchase of Electricity Offer Price of Energy
REAL TIME
Unit Unit Commitment Commitment &&Economic EconomicDispatch Dispatch
ECONOMIC ECONOMIC DISPATCH DISPATCH
DISPATCH
Needs of power plant
Revised Unit
Maintenance MaintenanceSchedule Schedule Commitment
Hydrology condition
Frequency Regulation
Dam DamUtilization Utilization
HH yy droth hermal drot droth drothermal Coordination Coordination Network constraints
Special event
Supervision Reliability
Power Powersystem system analysis analysis
Load LoadForecast Forecast
Realisation Load
Voltage Regulation
Conditions of Electric Power Networks
EVALUASI
Actual system conditions
PT PLN TRANSMISSION AND LOAD DISPATCH CENTER (P3B) JAWA BALI
OPERATION FACILITY OF CONTROL SYSTEM
IMPLEMENTATION OF SYSTEM OPERATING CONTROL
Power generation 500 kV
Java Bali Control Center
Substation 500 kV
Region Control Center DISPATCHER P3B
Substation 150 kV
Communication media •Fiber Optic, PLC •Public Telephone • Internet/Intranet
DISPATCHER REGION/UPB
Power generation 150 kV
FACILITY OF OPERATION CONTROL
• • • • • •
Off-Line Simulator : Prosym, PSS/E, Digsilent etc Supervisory, Control & Data Acquisition (SCADA) Energy Management System ( EMS ) Master Station Remote Terminal Unit ( RTU ) Dispatcher Training Simulator ( DTS )