GT commissioning TFA
ansaldo
Total years of experience :17 years, 9 Months
perform cold and hot gas turbine commissioning
Activities Commissioning for SIEMENS Gas Turbine Frame SGT5-4000F and steam turbine frame 4000F Which included:
For gas turbine 4000F ( V94.3 A)
• Pre-commissioning of Lubrication oil and control oil Flushing
• Cold commissioning of gas turbines systems individually
(Air intake system, evaporative cooler system, Wet-compression system, Fuel gas system, lube oil and lifting oil system, hydraulic optimization system (HCO), hydraulic oil system, IGV adjustment, compressor air blow off system, turbine cooling air system)
• Commissioning of generator
• Lead and coordinate Start up and Operation activities during hot commissioning.
• Ensures that all safety and precautionary requirements and procedures are followed during the commissioning process in line with the commissioning schedule.
• Reporting to the Commissioning manager.
• Performing all required maintenance
• Training and guide the owner engineers (operation and maintenance )
For steam turbine (4000 F)
• Pre-commissioning of lube and control oil flushing
• Commissioning of lube oil system (adjusting throttle valves, change over test, function test)
• Commissioning of bearing (adjust of sensors )
• Commissioning of gland sealing system
• Commissioning of vacuum pumps
• Performing steam blow
• Commissioning of main steam valves
• Reporting to the Commissioning manager.
• Performing all required maintenance
• Lead and coordinate Start up and Operation activities during hot commissioning.
• Ensures that all safety and precautionary requirements and procedures are followed during the commissioning process in line with the commissioning schedule.
• Commissioning for GE Gas Turbine Frame 9E Which included:
• Lubrication oil and control oil Flushing
• Fuel Gas pipe line air blowing.
• Fuel oil flushing.
• Water injection flushing.
• GT Pre commissioning start up.
• Lead and coordinate Start up and Operation activities.
• Ensures that all safety and precautionary requirements and procedures are followed during the commissioning process in line with the commissioning schedule.
• Reporting to the Commissioning manager.
• Operation and monitor gas turbine
• Training and guide the owner operators.
• Performing all required maintenance
Oil flushing on six GE gas turbine frame LM 6000 (6 * 50 MW)
• System walk down, to ensure all components are installed correctly.
• Installing jumpers (bearing bypass).
• Pipes air blowing
• Pipes connections re-tighten
• Removing of instrumentations devices and thermal valves
• Inspection of oil tanks and filters’ elements
• Function test to all (pumps, oil heaters )
• Installing temporary mesh on the return line
• Using External skids (selecting material and fabrication on site) referring to GE recommendations.
• Continue flushing until reaches the acceptance criteria
Commissioning of Boiler Feed Water Pumps
• Following UP the replacement of the old BFWP
• Alignment of the pumps
• Pumps Oil flushing
• Pumps Function test
• Pump’s motor solo run test
• Adjustment of oil flow for each bearing
• Adjustment of pump’s mechanical seal cooling water flow
• Pumps heat run test
• Pumps performance test
• Commissioning of Water treatment. Reverse osmosis plant with capacity (3*95 cubic meter/hr demine water and 3*241 cubic meter /hr service water)
• Commissioning of Chlorination plant (4 electro cells to produce 90 cubic meter/hr of sodium hypochlorite Na O CL with concentration 2000 PPM.
• Commissioning of Waste Water Treatment.
• Preparing commission procedures and all Documents required for tests and turnover to The Owner.
• Water treatment plant (desalination RO)
This system consists of DAF system, MMF (multimedia filters), CF (Cartridge filters), SWRO, BWRO and dosing system
• Pump’s motor solo run test
• System pipes flushing
• Adjustment of dosing pumps referring to process
• Adjustment of DAF system (dosing skids & air units)
• SDI test for Multimedia filters
• Function test for all system components
• Installation of RO membranes
• Operation and monitor of RO production water quality
• Performance test
• loading Chemicals to tanks
• Applied necessary modification to system
• water treatment plant ( demine water )
This system consist of Mixed bed, regeneration skids
• system pipes flushing
• mixed bed vessels inspection before loading resin
• pump’s motor solo run test
• pumps heat run test
• loading chemicals
• loading resin
• calibration of all instrumentation devices
• function test
• operation and monitor of mixed bed water production quality
• applied modification to the system
• performance test
• waste water treatment
This system consist of process water drain PH adjustment system, oil separation system, sewage water treatment. The main issues for these systems as following.
Pumps solo run test
Heat run test for all pumps
System pipes flushing
Pumps and valves function test
Adjust timers for sewage system
Function test
Performance test
• Electro chlorination system
This system consist of four electro cells, storage tanks, dosing pumps, makeup pumps. The main issues as following
Pump’s motor solo run test
Pumps heat run test
System pipes flushing
Function test
Performance test
Heat recovery steam generator Maintenance Engineer.
The main issues.
• Maintaining pumps to work at high efficiency.
• Fixing all leakage in valves or pipes.
• Metering safety valves.
• Following up manufacture's maintenance schedule.
• Internal inspection of pipes and measure tube thickness.
• Fixing any leakage founded in HRSG tubes.
• Making all necessary cleaning "mechanical or chemical” for tubes.
• Internal inspection of tube fins.
• Checking status of truss, anti vibration, seals, stacks dumper and expansion joints (preventive maintenance).
Water treatment Mechanical Maintenance Engineer.
. The main issues.
• Maintaining each equipment in each system to work properly.
• Fixing all leakage or damage in any equipment like (pumps, valves, air blowers, …etc)
• Making maintenance program for each equipment referring to manufacturer's manuals.
I worked on the following system as installation and commissioning engineer
GE Gas turbine Frame 9FA. Combined cycle power plant 2250 MW
The main issues during construction.
• Receiving all turbine parts and made inspection of it.
• Installing of turbine systems like lube oil system, fuel system, inlet air system, compressor washing system, generator fixation, turbine fixation, exhaust system, fuel oil system .
• Alignment generator to turbine.
• Hydro-test of all erected system pipes referred to ASME code.
The main issues during commission.
• P& ID checks
• Recorded all missing parts and defects under punish list documents.
• Oil flushing of the lube oil system.
• Flushing of the fuel and liquid fuel systems.
• Function test of all equipments.
• Start up of turbine
• Performance test.
• Post -commissioning tasks.
Commissioning of 2 steam turbine.
• Lube oil flushing
• Control oil flushing
• Air blows
• Actuator testing
• Lift oil setting
• Pre start checks
• Generator hydrogen sealing
• Synchronization up to base load.
• Performance test
Heat Recovery Steam Generator (HRSG) • Studying the factors effect on the HRSG efficiency • Performing thermal design of HRSG. • Developing computer software program to design HRSG. • Case study on Nub aria power station module 3
