chapter 1 introduction to natural gas engineering(5)

8/9/2019 Chapter 1 Introduction to Natural Gas Engineering(5)

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NATURAL GAS ENGINEERING

CHAPTER 1 INTRODUCTION

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CONTENTS

Chapters in this Course:

- Properties of Natural Gas

- Natural Gas Production Gat!erin" and Transportation

- Gas #lo$ %easure&ent

- Gas 'ell Testin" and Anal(sis )Deli*era+ilit( Test,

- Gas #lo$ Perfor&ance )Static #lo$in" .otto& Hole

Pressure,

- Natural Gas Processin"

- Gas %aterial .alance and Reser*es Calculation

CONTENTS

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0ESSON 0EARNING OUTCO%E

At t!e end of t!e acade&ic session students s!ould +e a+le to

2 E3plain t!e propertiesofNatural Gas2 Calculateflo$ para&eters)flo$ rate pressure, +( usin"

different flo$ e4uations

2 Understand flo$ &easurin" de*ices andcalculate "as

*olu&es for transportation2 E*aluate Gas $ell deli*era+ilit( +( appl(in" Gas 'ell Testin"

%et!ods ) Gas reser*oir Perfor&ance ,

2 Deter&ine#lo$in" .otto& Hole Pressure )#.HP,andStatic

.otto& Hole Pressure)S.HP,2 Understand and E*aluate Gas Processin"

2 Calculate Gas reser*es +( usin" different E4uations

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Natural Gas

2 Natural "as is defined as "as o+tained fro& a

natural under"round reser*oir6

2 It "enerall( contains a lar"e 4uantit( of &et!ane

alon" $it! !ea*ier !(drocar+ons suc! as et!ane

propane +utane pentaneetc6

2 Also in the raw state it often contains a

considera+le a&ount of non-!(drocar+ons suc! asH/Sand CO/ N/6

2 It is also "enerall( saturated $it! $ater6

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ATURA0 GAS

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Definition

Natural Gas is considered to +e a naturall(occurrin" &i3ture of

hydrocarbons

9C1 , C2, C3, C4, C5, C6,:

and

non!hydrocarbons 9"2#, C$2, N2, "2$, etc%:


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NATURA0 GAS

;

Natural Gas as supplied by the $il & Gas

co'panies,

usually

contain () to *5+ C"

4

, with C2"6, C3"( , N2,etc%

heatinor calorific -alue ranin fro' *)) to12)) .tu/#C0%

specific ra-ity w%r%t% air 1%) -aryin fro')%5( to )%*%


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NATURA0 GAS

" of Coal

/= liters of ?erosene

@61;= +arrel of Crude Oil )petroleu&,

/=8 >$! of Electricit(

@6@/7 ton of #urnace Oil

/1 >" of 0PG


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N89;8< G8# in alaysia

Natural Gas Consu'ption by #ectors 1**) ! 2))


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%ala(sia !as t!e 14th larest as reser-es as at Banuar( /@@=6

As at Banuar( /@@= alaysia=s as reser-es stood at ((%) trillionstandard cubic feet 9#C0 or 14%6 billion barrels of oil e4ui*alent6

%ala(sias as reser-es e>pected to last another 36 years%

alaysian Natural Gas ;eser-e


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chapter 1 introduction to natural gas engineering(5)

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