peralatan pengaman (relay) di pltg pemaron bali
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7/23/2019 Peralatan Pengaman (Relay) Di PLTG Pemaron Bali
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OlehFirilia Filiana 2213 105 044Daniel Mahardhika 2213 105 052Lalu Arya Repatmaja 2213 105 054
P
ERALATAN DI
PLTG PEMARON
BALI
7/23/2019 Peralatan Pengaman (Relay) Di PLTG Pemaron Bali
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01Sistem
Pembangkitan
di
PLTG
Pemaron
Sistem
P
roteksi
di
PLTG
Pemaron02
2Content
s
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3
01Sistem
Pembangkitan
di
PLTG
Pemaron
7/23/2019 Peralatan Pengaman (Relay) Di PLTG Pemaron Bali
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• Motor memutarsistem
• Kompresormenaikan tekananudara.
• Udara bertekanantinggi dan bahan
bakar bercampurdan dibakar dalamcombustion chamber.
• Gas bertekanantinggi dan bertemperatur tinggi
memutar turbin gas.• Turbin gas memutar
Generator.
• Generatormenghasilkan listrik.
PT Indonesia Power Institut Teknologi Sepuluh Nopember
Porses
Pemba
n
gkitan4
PLTG Process
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Starting Device
• Memberikan torsiawal yang tinggi
• Mendukung sistempada saat sistemmelakukan
pembakaran hinggadapat berputarsendiri
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5
AC Motor
• Capacity: 920 HP
• Speed : 1500 rpm
• Voltage : 3300 V
Torque Converter
• Berfungsi untuk mereduksitorsi yang berkerja pada motorsaat memutar sistem sehingga
kerja motor tidak berat.
7/23/2019 Peralatan Pengaman (Relay) Di PLTG Pemaron Bali
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Kompresor
Memampatkan udarasehingga menghasilkan udara
yang bertekanan tinggiSpesifikasi :
• Type : Axial
• Speed : 3600 rpm
• Ratio : 1/9
• Blade Level : 17 levels
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6
Compressor Stator
Compressor Rotor
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• Menggunakan HSD
(High Speed Diesel).
• Sebagai penampung bahan bakar dengan
kapasitas 10.000 kL.
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Tanki Bahan Bakar7
Fuel Tank
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Combustion Chamber
Tempat terjadinya pembakaranantara udara, bahan bakar danapi.
Specification :
• Type : Annular
• Combustion Liner : 10
• Nozzle Type :Distillate-Atomizing Air
• Spark Plug : 2
• Flame Detector : 2
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8
Combustion Chamber
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Turbin Gas
Spesifikasi :
•Type : Axial Flow
• Blade level : 3 level
• Speed : 3600 rpm
• Capacity : 57600 kW
(base) / 63700kW (peak)• Exhaust Temp : 512 ºC
(base) / 550 ºC (peak)
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9
Turbine Stator
Turbine Rotor
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Spesifikasi :
• Voltage : 11500 V • Current : 4057 A
• PF : 0.85
• Installed Capacity: 80800 kVA
• Cooler : Hydrogen
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Generator10
Generator
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11
Sistem Proteksi di PLTG Pemaron02
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Peralatan Proteksi Generatordan Trafo
12BUS BAR 150 KV GI PEMARON
BUS A BUS B
PT 150/√3/0,11/√3/0,11/√3 KV
60 VA; cl 0,2 for metering
150VA : cl 3P
Ct 1200/5A cl. X for main Protection
CT 1200/1A sp. 10 for Back Up Protection
CT 1200/1A cl .0,2 for metering
CT 800 - 1600/1A c l. x for busbar prot Zone 1 and Zone2
PMS LINE
MAIN TRANS 150/11,5 KV
156,8 MVA
CT 600/5 PT"S 12000/120 V conection open delta
50/51AT, AUX WHM for protection and metering
PT"S 12000/120 V conection star delta
for 64B
CT 5000/5 f or 87G
Tr Aux 1 Tr Fuel Common PV-VL 13,8.1000
750kva 1500kva
11/0,4 11/0,4 CT 5000/5 for 87T
CT 5000/5 for meter ing
CT 5000/5 1phs phase T for input sensing AVR
PT 12000/120 phase R S
for input sensing AVR
syncron generator
CT 5000/5 for 51V1,32,40,46
CT 5000/5 for 87G
PPT SCT
300 KVA PRIMER
13,8KV/240V
NETRAL GRD TRANS 15KVA
-
Gen#1
52G
52L
52F1
Double bus bar 150 kV
AC Circuit breaker
For line protection
For Feeder 1
disconector
AC Circuit breaker
For Feeder 1
HV Transformer
Protectection
LV Transformer Protectection
for differential relay
AC Circuit breaker
For Generator
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1234567891011121314
600 A600 A600 A 600 A
150 A
600 A
600 A 600 A 600 A 600 A 600 A 600 A600 A600 A
11.5/0.4
FUEL LOAD CTR
11.5/0.4
AUX LOAD CTR
150/11.5
MAIN TRAFO
11.5/3.4TRF
CRANKING
11.5/0.4
AUX
LOAD CTR
CB 1600 A
TRF NETRAL 1TRF NETRAL 2
G1 G2
Keterangan:
1. To MCC GT#2
2. To MCC Radiator GT#2
3. To Motor Cranking GT#1
4. To Motor Cranking GT#2
5. To MCC GT#1
6. To MCC Radiator GT#1
7. To Water Treatment Plant
8. To Fire Protection Pump
9. To Hydrogen Plant
10. To MCC#1 Control Room
11. To Office and Lighting
12. To MCC#2 Control Room
13. To Fuel Skid
14. Spare
Sistem Distribusi di PLTGPemaron
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13
StudyCase
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Rele Over Current 14
Time Dial
Disk
Tap Block
Magnet
Moving Coil
Moving Contact
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Rele Over Current 15
Type : GE IAC66K Kurva : Long Time InverseCT : 300/5Tap : 4TDS : 4I>> : 40 A
t : 34 s
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Rele Over Current 16
Type : GE IAC53A Kurva : Very InverseCT : 1000/5Tap : 3TDS : 6I>> : - A
t : 19.59 s
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Rele Over Current 17
Type : GE IAC53BKurva : Very InverseCT : 600/5Tap : 3TDS : 65I>> : - A
t : - s