gmb introduction to ng system - energy commission to ng... · 2018-01-08 · pipeline within...
TRANSCRIPT
![Page 1: GMB Introduction to NG System - Energy Commission to ng... · 2018-01-08 · pipeline within peninsular Malaysia. Shareholders Introduction to Gas Malaysia. ... DUYONG SOTONG Kuala](https://reader034.vdocuments.site/reader034/viewer/2022042106/5e85eac07f62881baa2d8b08/html5/thumbnails/1.jpg)
INTRODUCTION TO GAS SUPPLY SYSTEM FOR RESIDENTIALS
AND COMMERCIALSAND COMMERCIALS
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Table of ContentsTable of Contents• Introduction to Gas Malaysia• Introduction to Gas Malaysia
• LPG Characteristics
• NG Characteristics
• Supply Concept
• Codes and Standards
G C i• GMB Commitment
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INTRODUCTION TO GAS MALAYSIAGAS MALAYSIA
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About usIntroduction to Gas Malaysia
• Incorporated on May 16 1992
About usIncorporated on May 16, 1992
• Licensed to distribute natural gas• In 2000 was Licensed to distribute
LPG • Distribute NG and LPG through
pipeline within peninsular pipeline within peninsular Malaysia
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ShareholdersIntroduction to Gas Malaysia
Shareholders
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Regulatory FrameworkIntroduction to Gas Malaysia
Regulatory Framework
PRIME MINISTER DEPTECONOMIC PLANNING
UNIT
MINISTRY OF ENERGY, GREEN TECHNOLOGY &
WATER
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LPG COMPONENTS & CHARACTERISTICSCHARACTERISTICS
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LPG Components
OTHERS
p
PROPANE39 5%
OTHERS 0.5%
39.5%
BUTANE60%
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LPG CharacteristicsLPG Characteristics
• Tasteless
• Colorless
O i i ll d l• Originally odorless
• Non-toxic• Non-toxic
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LPG CharacteristicsLPG Characteristics
Air
LPG
Heavier than air (SG=1 92)Heavier than air (SG=1.92)
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NG COMPONENTS & CHARACTERISTICS
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NG ComponentsNG ComponentsOTHERS
ETHANE5 4%
OTHERS2.4%
5.4%
METHANE92.2%
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NG CharacteristicsNG Characteristics
• Tasteless
• Colorless
O i i ll d l• Originally odorless
• Non-toxic• Non-toxic
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NG CharacteristicsNG Characteristics
NGAir
NG
Lighter than air (SG = 0.61)
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LPG and NG Characteristics
Description LPG NGp
ComponentsMainly
propane & Mainly
methanebutane
Specific gravity (air = 1.0) 1.92 0.61p g y ( )
Flammability Limit 2% - 10% 5% - 15%
Auto ignition temperature 510oC 630oC
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SUPPLY CONCEPTSUPPLY CONCEPT
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LPG Supply ConceptSupply Concept
LPG Supply ConceptMANIFOLD
SYSTEM5 psi
COMMERCIAL
SYSTEM
COMMERCIAL
2nd STAGE REGULATORPE pipe
70 i 100 i
METER1ST STAGE REGULATOR
p p70 psi – 100 psi 5 psi 0.5 psi
REGULATOR
RESIDENTIAL
BULK TANK
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LPG Bulk TankLPG Bulk Tank
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LPG Cylinder ManifoldLPG Cylinder Manifold
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NG Transmission SystemSupply Concept
JDA
LAWITK
y
JERNIHKangar
Gurun
Phase 3BEKOK
RESAK
Tok Arun
Kertih Phase 1PGU Loop 1
DUYONGSOTONG
Kuala Lumpur Phase 2
PGU Loop 1
PGU Loop 2
NATUNA
Segamat
Putrajaya
KLIA
Port Dickson
PENINSULAR MALAYSIA GAS Port Dickson
Melaka
Johor BahruPasir Gudang
Singapore
MALAYSIA GAS SUPPLY NETWORK
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NG Distribution SystemSupply Concept
NG Distribution System
OdorizerStation
DistrictStationCity Gate
1000 psig
RegulatingStation
4 3 iDistributionLine
PGU
Station Feeder Line
260 psig
Station
60 psig
City Gate 4.3 psig
InternalPiping
M
M
MPiping Multiple End-users/
Shopping ComplexesInternal Piping
M
DistributionLine
Area Station
= METERM0.43 psig
M60 psig
Residential
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NG StationNG Station
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CODES AND STANDARDSSTANDARDS
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N Pi i S ti C d St d d d E i i P ti
Codes and Standards
No Piping Section Codes, Standards and Engineering Practice
1. All Sections Gas Supply Act 1993Gas Supply Regulations 1997
2. Main Pipelines and Stations
ASME B31.8: 2003 – Gas Transmission and Distribution Piping Systemsp g y
3. LPG Storage MS830: 2003 - Code Of Practice For The Storage, Handling And Transportation Of Li fi d P t l G Liquefied Petroleum Gases
4. Internal Piping MS930: 1986 - Code Of Practice For The Installation Of Fuel Gas Piping Systems And Appliances Guidelines on Domestic Gas Piping System (Energy Commission)
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GMB COMMITMENT
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GMB Commitment
GMB Obj tiGMB Objective
To ensure supply is
• Safe
St bl • Stable
• Continuous• Continuous
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Key ResponsibilityGMB Commitment
Key Responsibility
• Daily OperationsPipeline Inspection and surveillancePipeline Inspection and surveillance
Facilities maintenance
Third party supervision
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GMB Commitment
Key ResponsibilityKey Responsibility…continuation
• Troubleshoot & Repair
• Emergency Response
• Operations Control Center
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GMB Services to CustomersGMB Responsibility
GMB Services to Customers
• Attend to emergency / complaint
• Assist in technical matters
• Ensure compliance with regulations
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Call attended: GMB Responsibility
Supply Interruption
Item Category Number of calls
1. Due to system failure/misoperationat GMB's facilities
12
2 Due to third party 502. Due to third party 503. Due to customers 136
T t l 198Total 198Jan – Sep 2013
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THANK YOU
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Call attended: GMB Responsibility
Gas Leak
Item Category Number ofcalls
1 Due to system failure/misoperation at 1071. Due to system failure/misoperation at GMB's facilities
107
2. Due to third party 2
3. Due to customers 56
Total 165
Jan Jun 2013Jan – Jun 2013
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Call attended: GMB Responsibility
Others
Item Category Number ofcalls
1. Gas release 181. Gas release 182. Fire 53. High Pressure 34 L P 334. Low Pressure 335. False alarm 1436. Others 7
Total 209
Jan Jun 2013Jan – Jun 2013