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Shenzhen Teweite Mechanical & Electronic Equipment Co.,Ltd.
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1 Used PG6561B Combined Cycle Power Plant |
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 Click to enlarge image
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 Origin |
China |
| Model Number |
PG6561B |
| Brand Name |
PGc |
Gas Turbine Thermal Power Plant – Gas Turbine Generator Introduction
1ï¼Â1 Running and maintenance info.
1ï¼Â1ï¼Â1 Performance parameter
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Item
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Unit No.1
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Gas Turbine
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Manufacturer
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Nanjing Turbine & Electric Machinery (Group) Co., Ltd.
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Model
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PG6561B
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Control System
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MK-V
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Performance
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39620KW ISO natural gas Heat Rate:11300 KJ/H
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Gas Turbine Generator
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Manufacturer
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Nanjing Turbine & Electric Machinery (Group) Co., Ltd.
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Model
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QFR-40-2
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Rated capacity
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50MVA
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Rated voltage (V)
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10500V
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Frequency
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50Hz
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Rated current
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2749A
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Rated speed
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3000r/m
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Power factor
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0.8
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Venting means
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Closed cycle air cooling
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Excitation means
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brushless
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insulation grade /use grade
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F/B
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Connection
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Y
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Main exciter
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Model
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TFLW152-3000
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Rated output
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152KW
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Rated Voltage
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170V
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Rated current
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895A
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Rated Speed
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3000r/m
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Pilot Exciter
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Model
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TFY2.85-3000C
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Power
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2.85KVA
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Voltage
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190V
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Current
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15A
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Speed
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3000r/m
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Frequency
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40HZ
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Phase
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Single phase
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Means
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permanent magnet
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Start system
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Configuration
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electric machine
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Power
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450Kw
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Duration from start to basic loaded
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Normal
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16min10s
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Faster
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10min.
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Phase
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3-phase
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Voltage
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3000+-10%
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Frequency
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50Hz
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Clutch Type
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claw clutch
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Natural Gas System
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Rated Pressure
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2.035MP
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Max. Pressure
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2.21MP
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Min. Pressure
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1.86MP
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Fuel Temp.
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Above natural gas dew-point temp 28â below 120âÂÂ
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Rated Flow
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13850NM3/H
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Min. Flow
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3900NM3/H as per the air flow of single unit with full speed and unloaded
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Max. Flow
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16700NM3/H as per the air flow of units under standard running state, low atmospheric temp. and full loaded
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1ï¼Â1ï¼Â2 Running status after putting into operation
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Item
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Unit No.1
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Time of put into operation
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Sep. 2001
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Fuel
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Natural Gas
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Total Running Hours
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31778.1Hr
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Total Firing Times
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131times
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Natural Gas Running Hours
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31778.1Hr
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Generating Capacityï¼ÂKWhï¼Â
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962160000
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1ï¼Â1ï¼Â3 Repair and Maintenance Recordï¼ÂMain Parts Change Recordï¼Â
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Sent back to the factory for overhaul at May 2003, air compresdsor changed integrally
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Jul.20, 2005 planned periodic repair. Changed one set of first level fixed blade ring of the turbine.
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Aug. 30, 2006 planned overhaul. Changed one set of 2# bearing of the combustion engine and 10pcs of flame tube of the combustion chamber.
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Oct.20, 2007 plannedcurrent repair. Changed 10 pcs of fuel burner vortex body and 5 transition sections of the combustion chamber
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Mar.18, 2008 periodic repair, changed 5 transition sections of the combustion chamberï¼Âchanged one set of first level fixed blade ring of the turbine.
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1.2.1Equipment Specifications
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Item
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Boiler
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Steam Turbine
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Boiler & Steam Turbine
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Manufacturer
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Hangzhou boiler co
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Nanjing steam turbine co
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Type
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Q0407/532-66ï¼Â5ï¼Â-3.82ï¼Â1.275ï¼Â/450ï¼Â220ï¼Â
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C15-3.43/1.27
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Generator
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Control sys.
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DEH
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Manufacturer
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Nanjing steam turbine co
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Type
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QFW-15-2A
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Rated power
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15MW
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Rated V.
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10.5KV
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Current
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1031A
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Frequency
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50HZ
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Speed
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3000r/min
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Power factor
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0.8
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Cooling type
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Air cooling
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Excitation type
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AC brushless excitation, excitation current 320A
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InsulationType
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F/F
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Connection
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Y
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Note
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ï¼Âã Design conditions –steam turbine capacity 15MW
Pure condensing steam conditionsï¼ÂMain steam flow: 62.5t/hï¼Âsteam turbine capacity 15MW
Rated extraction conditionsï¼ÂMain steam flow:101.5t/hï¼Âsteam turbine capacity 15 MW
ï¼ÂãÂÂDesign conditionï¼ÂNo low or increaseï¼Â
Max. conditionï¼ÂNo low or increaseï¼Â
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1.2.2 Running Record
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Item
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Boiler
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Steam Turbine
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Put to use year
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Sep. 2001
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Sep. 2001
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General running record till Mar.16 2008
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Total running time
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29600 hours
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Total output (KW)
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345498602
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1.2.3 Boiler rebuild and Maintenance
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Boiler
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Steam turbine
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29600 hours
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29528 hours and 20 minutes
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Main changes and Overhaul
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Boiler
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Steam turbine
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Change time
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No big change
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No big change
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Overhaul time
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Aug. 2008 -Oct. 2008
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Aug. 2008 -Oct. 2008
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Changed parts
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No
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Speed adjust oil pump sealing
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1.2.4 Current condition of the generation sets
Condition after the last overhaul(till Mar.16, 2008)
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Boiler
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Steam turbine
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In good condition
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In good condition
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