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COMBINED NATURAL GAS POWER PLANT

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Presentation on theme: "COMBINED NATURAL GAS POWER PLANT"— Presentation transcript:

1 COMBINED NATURAL GAS POWER PLANT

2 POWER PLANT LAYOUT

3 OFFERING TO SELL ; - 6 ALSTOM Power Plant U.K. construction TYPHOON model gas turbines ( 5.08 MW ) - 1 ALSTOM Power s.r.o. construction ST3- C.V56 steam turbine ( Nom ; MW , Max: 16.3 MW ) - Build in 2003 and has been active since - Maintenance of the turbines are carried out by Siemens - 2 Boilers (heat recover steam generators) - 7 ALSTOM power transformers - Two bus-bar systems (34,5 kV) - Air filtering system for effective performance in polluted enviroments - The facility works with 43% efficency and has a total capacity of 45 MWh.

4 GAS TURBINES (6)

5 Technical Data of the Turbines (6)
SGT-100-1S single-shaft turbine for Power Generation Power output 5.25 MW(e) Fuel: Natural gas / liquid fuel / dual fuel and other fuels capability on request Automatic changeover from primary to secondary fuel at any load Frequency: 50/60Hz Electrical efficiency: 30.5% Heat rate: 11,815kJ/kW-hr (11,199Btu/kW-hr) Turbine speed: 17,384rpm Compressor pressure ratio: 14.6:1  

6 STEAM TURBINE (1)

7 Technical Data of the Steam Turbine (1) TURBINE : ALSTOM Brno/ Czech Repuplic TYPE : ST3-C , V56A ATP2 (Condensing) TURBOSE OUTPUT: (at generator terminals ) Rated:15,25 MW maximal:16,3 MW Speeds :5952 rpm Live steam Pressure : 45 Bar Temperature: 440 C Flow : 52,2 t/h LP admissio steam Pressure : 6 Bar Temperature :243 C Flow :12,6 t/h

8 Heat Recover Steam Generators/Boilers (2)

9 TECHNICAL DATA FOR BOILERS

10 TRANSFORMERS - To increase the output voltages of generators from 11 kV to 34.5 kV, 7 ALSTOM power transformers are used. - Gas turbine's power transformers are 11 / 34.5 kV and 6550 kVA the - The steam turbine transformer is 11/34.5kV and 20,400 kVA power. - In addition, for internal need we have 4 transformers. 2 of them are kV / 1000 KVA, the other 2 are kV / 1600 KVA power.

11 COOLING TOWERS

12 AIR FILTERING SYSTEM

13 LIQUID FUEL SYSTEM Gas turbines and natural gas alternative-fuel units, can operate with diesel and naphtha fuels. Fuel transitions can take place without interruption. If there is a drop in gas pressure, the liquid fuel passage is provided automatically.

14 PROCESS FLOW OF THE POWER PLANT

15 TURBINES WORKING AND MAINTANENCE SCHEDULE
Total working hours: Working hours of all systems related to turbines Net working hours : Working hours of turbines only B-type maintenance: Extensive maintenance of all systems related to turbines A-type maintenance: Second degree maintenance of all systems related to turbines Turbine Total Working hours until Start Count Net working hours per turbine until Turbine working hours and start count after B-type maintenance B-type (extensive) maintenance dates A-type maintenance dates Gas 1 52.170 995 (core change on Sept 2008) March 2011( ) Nov 2012 ( ) Gas 2 49.561 1389 49212 July 2011( ) Nov 2012 ( ) Gas 3 54.091 1213 47683 Feb 2011 ( ) Nov 2012 ( ) Gas 4 52.154 1158 4.429 (core change on July 2011) June ( ) July 2011 ( ) Gas 5 53.913 1385 (core change on Sept 2008) Nov 2010 ( ) Nov 2011 ( ) Gas 6 52.942 1393 49.364 Nov 2010 ( ) Dec 2011 ( ) Steam 58.919 444 Apr 2011 ( )


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