Geothermal Power Plant For Green Energy Mw

Product Description

We are main contractor of the 2x6mw geothermal power plant in Indonesia.

Example of a geothermal main equipments specification

I.STEAM TURBINE
- Admission pressure (Mpa abs) 0.6
- Admission temperature (0C) 160
- Exhaust pressure (Mpa) 0.0112
- Rotation speed (turbine and generator) (rpm) 3000
- Output at generator terminals (kW) 5773
- Capability (%) 100

II.DEMISTER
- Steam flow (t/h) 48.1
- Operating pressure (Mpa abs) 0.75 0.8
- Operating temperature (0C) 165
- Design pressure (barg) 0.8

II.MAIN STEAM STEEL PIPING
Between Pertamina?S point of interface and turbine admission
- Operating/design pressure (Mpa) 0.65/1.0
- Operating/design temperature (0C) 200
- Steam flow (t/h) 150

III.STEAM VALVES
For all main steam isolation valves of large size
- Design temperature (0C) 200
- Design pressure (Mpa) 1.0
- Construction Flexible wedge gates Flanged ends By-pass line to permit line warming

IV.CONDENSER
Pressure at turbine exhaust (bar abs) 0.0112
Exhaust steam enthalpy (kJ/kg) 141

V.NON CONDENSABLE GAS EXTRACTION
Suction conditions
Gases CO2 (kg/h) 71
Gases H2S (kg/h) 936
Air (kg/h) 29.1
Discharge (bar abs) 0.09

VI.MAIN COOLING WATER SYSTEM
VII.PIPING
1.Hot Water Flow Pipework
2.Cold Water Return Pipework

VIII.PUMP MOTORS
Electric motor main characteristics (for each pump):
- Voltage (kV):0.38
- Enclosure:IP 55
- Insulation class:F
- Temperature rise class:B
- Efficiency at full load:> 95%

IX.COMPRESSOR
- Type:
- Number of Cylinder:
- Number of stage:
- Inter stage and final coolers
- V belt drive

X.OVERHEAD TRAVELING CRANE
- Type:
- Span (m):13.5
- Nominal loads (T):20
- Traveling speedwith traveling limit switches:Fore-and-aft 20m/minRight-and-left 18m/min

- Lifting hoist
- Type:
- Nominal load (T):20
- Nominal lifting height (m):14m above 0.00 level ground
- 2 lifting speedswith mechanical load limiter:Creep speed and normal speed7.9m/min main lifting hoist 13m/min for 5T lifting hoist

- Common hoists bearer trolley
- Type:Bi-rail
- Traversing speedwith traversing limit switches:Contractor to determine

XI.GENERATOR
- Active power (MW) 6
- Apparent power (MVA) 7.5
- Power factor 0.8
- Voltage (kV) 6.3
- Rotation speed (R.P.M) 3000 R.P.M.
- Frequency (HZ) 50 HZ
- Number of phases 3
- Coupling of phases STAR
- Class of insulation F
- Standards IEC
- Temperatures Stator (by embedded detectors) (0 C) 130
- (Max values);Rotor (by resistance variation) (0 C) 140
- Cooling water temperature (0 C) 33
- Short circuit ratio (about) 0.52

XII.MAIN POWER TRANSFORMERS
1.Manufacturer S name
2.Number 1
3.Rated voltage
(a) High Voltage side (no load) kV 20
(b) Low Voltage (no load) kV 6.3
4.Number of phase 3
5.Rated frequency Hz 50
6.Vector symbol Ynd11
7.Percent reactance drop at full load (750 C)
(a) At nominal ratio tap % 7.90
8.Percent resistance drop at full load (750 C)
(a) At nominal ratio tap % 0.10
9.Exciting current at nominal tap
(a) At rated voltage Amp 4.33
(b) At 105% of rated voltage Amp 4.77
(c) At 110% of rated voltage Amp 5.24
10.Cooling type ONAN

XIII.STATION SERVICE TRANSFORMERS