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MLNG 2007 Gas Turbine Inspection Guide

This document provides an overview of planned inspections for gas turbines and other equipment at Malaysian Liquefied Natural Gas (MLNG) plants in fiscal year 2007. It outlines inspection schedules for 9 pieces of equipment across 3 MLNG plants, including combustion inspections, bearing inspections, and replacements of parts for gas turbine frames. Key details are provided on the machine types and inspection scopes. Safety requirements and processes for inspections are also summarized.

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Fauzi Rasdi
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100% found this document useful (1 vote)
1K views18 pages

MLNG 2007 Gas Turbine Inspection Guide

This document provides an overview of planned inspections for gas turbines and other equipment at Malaysian Liquefied Natural Gas (MLNG) plants in fiscal year 2007. It outlines inspection schedules for 9 pieces of equipment across 3 MLNG plants, including combustion inspections, bearing inspections, and replacements of parts for gas turbine frames. Key details are provided on the machine types and inspection scopes. Safety requirements and processes for inspections are also summarized.

Uploaded by

Fauzi Rasdi
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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REMACO GE Oil & Gas/MLNG

LONG TERM SERVICE AGREEMENT


(LTSA)
FY2007

Ahmad Fauzi Bin Rasdi


Engineer
Maintenance Services

Content
Introduction of MLNG & Plant Area
Inspection Schedule FY2007

Explanation of Activities
Introduction of Machine Type
New Experience
Summary

MLNG

Malaysian Liquefied Natural Gas


Tg, Kidurong, Bintulu, Sarawak
Consist of 3 major processing area i.e MLNG SATU, MLNG DUA & MLNG
TIGA.
Gas Turbine Driven Compressors which convert gas to liquid at cryogenic
temperature ( - 162 degree C)
http://en.wikipedia.org/wiki/Malaysia_LNG

Main Burner

MLNG PLANT AREA MAP


RD 2A

RD 60

RD 2C

RD 2B

Scrap Metal Yard

V-104

SLUGCATER 3

RD 2

SLUGCATCHER

RD 32

RD 62

RD 11

RD 21

RD 13

VENT

RD 64

RD 1

RD 17

CONTRACTOR
YARD

RD 65

MOD. 1
PROCESS

RD73

RD 68

RD 10
RD 71
MOD.2
UTY

DRINKING
WATER
TANK

ETHANE
PROPANE
STORAGE

RD 11

RD 21

MOD. 1
UTY

BEACH VALVE

GAS
METERING
STN

RD 61

RD 8

FUTURE TRAIN 9

RD 15

FIRE
WATER TANK

RD 70

RD 13

TO TERMINAL

MOD. 8
PROCESS

RD 66
RD 5

T 3201

RD 69

RD 6

RD 67

LP STEAM
TURBO
GENERATOR

MOD. 7
PROCESS

RD 1A

RD 34

RD 3

RD 9

RD 4

MOD. 2
PROCESS

FLARE

RD 12
RD 75
RD 7

MFS

RD 72

Ex Dotanah
Warehouse

RD 14
FLARE
MOD. 3
UTY

MOD. 3
PROCESS
LIQUID DISPOSAL
BURNER

LSTA/NP
Warehouse

PLANT
GUARD
HOUSE

RD 16

INCENARATOR
RD 21

RD 19

LEGEND

MOD. 4
PROCESS

Non Manufacturing Area

RD 18
OFFICE
AREA

MAIN
GUARD
HOUSE

MOD. 5
PROCESS

RD 17

RD 13

GTG94020 - CI

Guard House

Module 6 - MI

Module 7 - CI

Module 8 - CI

GTG4020 - HGPI

GTG94030 - CI

RD 20
RD 28

RD 22

SHUTDOWN
GATE &
GUARD
HOUSE

MOD. 6
PROCESS

GTG94010 - CI

Manufacturing Plant

GTG94050 - HGPI
Module 4 - CI

Inspection Schedule FY2007

MLNG TIGA Train/Module 7


Machine Type: i) GE GT Frame 7001 DLN1 (2 units) Mech. Drive
ii) Axial Compressor AN200
Inspection Type: i) Combustion Inspection
ii) Bearing Inspection

MLNG SATU GTG4020


Machine Type: i) GE/Hitachi GT Frame MS5001 Generator Drive
Inspection Type: i) Hot Gas Path Inspection CI parts, 1st, 2nd
Stage Buckets and 1st , 2nd Stage Nozzle replacement

MLNG TIGA - GTG94050


Machine Type: i) GE GT Frame MS5001 DLN1 Generator Drive
Inspection Type: i) Hot Gas Path Inspection Transition Pieces
replacement and 2nd Stage Bucket replacement due to unacceptable
cracks

MLNG DUA Module 4


Machine Type: i) GE GT Frame MS7001 Mechanical Drive
ii) GE GT Frame MS6001B Mechanical Drive
Inspection Type: i) Combustion Inspection
ii) Mini Combustion Inspection

Mini CI Scope
Only selected CI parts removes as determine by GE Engineering. 6 out of 10
removed except TP which was not removed
Removed parts was inspected thoroughly (visual, NDT, measured, etc)

MLNG TIGA GTG94010


Machine Type: i) GE GT Frame MS5001 DLN1 Generator Drive
Inspection Type: i) Combustion Inspection (+) - Turbine Casing
Removal for 1st and 2nd Stage Buckets NDT Inspection + Exhaust Plenum
Repair

MLNG TIGA GTG94020


Machine Type: i) GE GT Frame MS5001 DLN1 Generator Drive
Inspection Type: i) Combustion Inspection Standard CI procedure
except removal of Transition Pieces + Exhaust Roof Repair

MLNG DUA Module 6


Major Inspection and Plant Turn Around for Module 6 Process Lines
Machine Type for C3 (Propane Refrigerant) Line:
i) GE GT Frame MS6001B Mechanical Drive
ii) Centrifugal Compressor 3MCL
iii) Small Steam Turbine Mechanical Drive
iv) Air Filter House
Inspection Type for PR Line:
i) Major Inspection
ii) Minor Inspection
iii) Bearing Inspection
iv) Air Filter replacement

MLNG DUA Module 6 (cont.)


Major Inspection and Plant Turn Around for Module 6 Process Lines
Machine Type for MR (Mix. Refrigerant) Line:
i) GE GT Frame MS7001 Mechanical Drive
ii) Axial Compressor AN200
iii) Small Steam Turbine Mechanical Drive
iv) Air Filter House
Inspection Type for PR Line:
i) Major Inspection
ii) Major Inspection
iii) Major Overhaul
iv) Air Filter replacement

UCP (Utilities Control Panel) major upgrading work

MLNG TIGA Train/Module 8


Machine Type: i) GE GT Frame 7001 DLN1 (2 units) Mech. Drive
ii) Axial Compressor AN200
iii) Centrifugal Compressor 3MCL
Inspection Type: i) Combustion Inspection
ii) Bearing Inspection and Variable Linkage Insp.
iii) Bearing Inspection

MLNG TIGA GTG94030


Machine Type: i) GE GT Frame MS5001 DLN1 Generator Drive
Inspection Type: i) Combustion Inspection - Standard CI procedure
except removal of Transition Pieces

GAS TURBINE FRAME MS5001 DLN1

Rated Capacity = 26.8MW (power gen.)


Shaft (Single/Two) = Single Shaft
Turbine Stage = 2 Stages
Compressor Stages = 17 Stages
Main Burner = Primary and Secondary Fuel
Nozzle
Manufacturer = Nuovo Pignone

Secondary Fuel Nozzle

Primary Fuel Nozzle

GAS TURBINE FRAME MS6001B

Rated Capacity = 43.5MW (Mech. Drive)


Shaft (Single/Two) = Single Shaft
Turbine Stage = 3 Stages
Compressor Stage = 17 Stages
Combustion Chamber = 10 chambers
Burner Type = Single Fuel Nozzle (Gas)
Manufacturer = Nuovo Pignone

GAS TURBINE FRAME MS7001/MS7001 DLN1

Rated Capacity = 87.3MW (Mech. Drive)


Shaft (Single/Two) = Two Shaft
Turbine Stages = 3 Stages
Compressor Stages = 17 Stages
Burner Type = Single Fuel Nozzle for MS7001 & Primary/Secondary
Fuel Nozzle for MS7001 DLN1
Manufacturer = Nuovo Pignone

3MCL & AN200

New Experiences
Safety
Mandatory requirement Safety Glass & Coverall (Dark Blue)
NPSP, MLNG Pass (Specific Safety Induction for working inside
MLNG), AE/SP Confined Space, PTW Taker

Work
Hold point no work can proceed unless inspected and
approved by QA/QC & TA
Witness point QA/QC & TA have to be present to witness the
activities
For GT Frame 5 DLN1, normal CI procedure practiced in MLNG
does not include removal of Transition Pieces

Summary
9 jobs 5 nos of GT Frame 5, 2 nos of GT Frame 6, 6 nos of GT
Frame 7, 2 nos of AN200 Compr., 1 no of 3MCL Compr. and 2 nos
of Steam Turbine
From March till December

Train/Module 7 March - CI
GTG4020 & GTG94050 April~Jun - HGPI
Module 4 Jun~July - CI
GTG94010 July - CI
GTG94020 August - CI
Module 6 August~October MI
Train/Module 8 November - CI
GTG94030 November~December - CI

Average 90 REMACO + 200 contractor manpower


Inspection to different type of Gas Turbine i.e Frame MS5001 DLN1
and Frame MS7001 / MS7001 DLN1
First time working on compressor (AN200 & 3MCL)

http://www.ge.com/oilandgas

THANK YOU

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