天然气英制单位换算表.docx

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天然气英制单位换算表.docx

天然气英制单位换算表

 

CONVERSIONS

Prefix

Unit

Kilo

103

Mega

106

Giga

109

Tera

1012

Peta

1015

Metric

Imperial

1kilogram

2.204pounds

1tonne

1.10231USshortton(2000lbs)

1tonne

0.98421UKlongton(2240pounds)

1kilolitre

6.28981barrels(bbls)

1barrel(ofoil,bbl)

158.987litres 

42USgallons

0.1364tonnes

1cubicmetre(1kilolitre)

35.3147cubicfeet

1kilojoule

0.94781BritishThermalUnits(Btus)

1calorie

4.186joules

Other

 

1cubicmetre 

35.3147cubicfeet

Table2Petroleumandcoal

Massorvolumegas

Energy&other

1cubicmetreofgas 

38megajoulesasmethane

44megajoulesasW.A.NWSLNG

1billioncubicmetresofnaturalgas

730000tonnesofLNG

1TrillionCubicFeet(TCF)

Approx.1000petajoules

20milliontonnes

1tonneofgas

1333cubicmetres

1terajoule

26300cubicmetresofgas

0.929millioncubicfeetofnaturalgas

17.63tonnesofLNG

1MCF(eg.perday)(millionscubicfeet)ofgas(also1MMSFD=1millioncubicfeetperday) 

28317cubicmetres

19.39tonneofLNG

1057Gigajoules

1.1Terajoules

1tonneofLNG

1460cubicmetres(at20ºC)(or1333at0ºC)

54.5Gigajoules

9.5bblofArabcrudeoilbyenergyequivalence

51.7MMBTUs

1tonneofcrudeoil

7.33bbls

42.1gigajoules

1MMBTU

1.055Gigajoules

3.6gigajoule

1MWh

1petajoule(1terajoule)

ca.20000tonnes(20tonnes)gas

1terajouleofgasperday

ca.7200tonnesperyear.

1milliontonnesofLNGperyear

1.333billioncubicmetresperyear

3.65millioncubicmetresofnaturalgasperday

100MWpowerstation(33%efficiency)

ca.25terajoulesperday(10Gigajoules/1MWh)

Coal

ca.20Gigajoulespertonne

Condensate

ca.32MegajoulesperLitre

Crudeoil

ca.37MegajoulesperLitre

LNG

ca25MegajoulesperLitre

Naturalgas

ca.38MegajoulesperCubicMetre

AverageEnergyConversionFactors

 

U.S.CustomaryUnit

MetricEquivalent

Crudeoil

1barrel

0.1364metrictons

5.75gigajoules

Coal

1shortton

0.9072metrictons

Naturalgas

1cubicfoot

0.0283cubicmeters

Naturalgasplantliquids

1barrel

0.0862metrictons

Btu/joule

1Btu

1055.1joules

Petroleumproducts

Motorgasoline

1barrel

0.1172metrictons

Distillatefueloil

1barrel

0.1340metrictons

Residualfueloil

1barrel

0.1502metrictons

 

cubicmetre

cubicfootgas

millionBtu

therm

gigajoule

kilowatthour

cubicmetreofLNG

tonofLNG

1cubicmetergas 

1

35.3

0.036

0.36

0.038

10.54

0.00171

0.000725

1cubicfootgas 

0.0283

1

0.00102

0.0102

0.00108

0.299

0.00005

0.00002

1-millionBtu 

27.8

981

1

10

1.054

292.7

0.048

0.0192

1therm 

2.78

98.1

0.1

1

0.105448

29.27

0.0048

0.00192

1gigajoule 

26.3

930

0.95

9.5

1

277.5

0.045

0.018

1kilowatthour 

0.0949

3.3

0.003415

0.03418

0.0036

1

0.000162

0.000065

1cubicmeterLNG 

584

20631

21.04

210.4

22.19

6,173

1

0.405

1tonLNG 

1,379

48690

52

520

54.8

15222

2.47

1

1barrelArabianLt. 

0.152

5350

5.46

54.6

5.75

1597

0.259

0.105

1tonArabian

Lt. 

1.111

39218

40

400

42.2

11708

1.9

0.769

-----------------------------------------------------------------

ToConvertFrom 

To 

MultiplyBy

 

 

 

MCF

Cubicmeters("m³")

28.174

Cubicmeters

Cubicfeet

35.494

BBLS(U.S.42gallons)

Cubicmeters("m³")

0.159

Cubicmeters("m³")

BBLS

6.290

Feet

Meters

0.305

Meters

Feet

3.281

Miles

Kilometers

1.609

Kilometers

Miles

0.621

Acres

Hectares

0.405

Hectares

Acres

2.471

1milliontonesLNG

=~

2.2millioncubicmeterLNG

1milliontonesperyear(tpy)LNG

=~

140millionstandardcubicperday(MMscfd)gas

100MMscfdgas

~

730,000tpyLNG

 

~

2,100tpdLNG

1millioncubicmeterLNG

=

6.29millionbblLNG

 

=~

460,000tonnesLNG

1cubicmeterLNG

~

600cubicmetergas

 

~

21200cubicfootgas

 

=~

 

1standardcubicfoot(scf)

=

0.0268normalcubicmeter(Nm3)

1standardcubicmeter(scm)

=

1.057normalcubicmetter(Nm3)

 

 

 

1kmolegas

=

22.41Nm3@101.325kPa(A)and0oC

1lb-molegas

=

379.49scf@14.696psiaand60oF

PriceConversionsforNaturalGas

"US$1.00/MMBTU"isequalto:

forotherfuels

expressedinR$

multiplyby 

 toobtain 

multiplyby 

 toobtain 

5.46

US$/barrelofoil

Exchangeratex37.30

US$/milm³naturalgas

40.22

US$/ton.fueloil

ExchangeRatex1.06

US$/milft³naturalgas

51.32

US$/ton.LNG

ExchangeRatex0.10

US$/therm

46.63

US$/ton.PLG

ExchangeRatex3.97

US$/cal

42.66

US$/ton.diesel

ExchangeRatex3.42

US$/mwh

13.10

US$/ton.firewood

ExchangeRatex0.95

US$/Gjoule

26.98

US$/ton.charcoal

ExchangeRateinR$

 

 

million

BTU

'000cubicmeters

naturalgas

Ton

LNG

Ton

PLG

Ton

fueloil

'000cubicmetersnaturalgas

37.30

1.00

0.73

0.80

0.93

tonLNG

51.32

1.38

1.00

1.10

1.28

tonPLG

46.63

1.25

0.91

1.00

1.16

tondiesel

42.66

1.14

0.83

0.91

1.06

tonfueloil

40.22

1.08

0.78

0.86

1.00

toncharcoal

26.98

0.72

0.53

0.58

0.67

nationalcoal(4,500kcal/Kg)

17.86

0.48

0.35

0.38

0.44

tonfirewood

13.10

0.35

0.26

0.28

0.33

barrelpetroleum

5.46

0.15

0.11

0.12

0.14

naturalgas:

1cubicmeter=9,400Kcal(20ºand1atm)1millionBTU(1MMBTU)=26.8cubicmeters(m³)naturalgas.

”EngineeredSolutionsForCombustingWasteGas"

 

UNITCONVERSIONFACTORS

Toconvertfromunitsintheleft-handcolumn(A)tounitsintheright-handcolumn(B)multiplybythenumberinthemiddlecolumn.Toconvertfromunitsintheright-handcolumn(B)tounitsintheleft-handcolumn(A)dividebythenumberinthemiddlecolumn.Forexample:

Foot×304.80=Millimeter

Millimeter÷304.80=Foot

Theconversionfactorsareapproximateandforreferenceuseonly.Conversionfactorshavebeenroundedtofivesignificantdigits.

 

LENGTH

A

ToconvertfromAtoB,multiplyAby:

ToconvertfromBtoA,divideBby:

B

Foot(ft)

304.80

Millimeter(mm)

Foot(ft)

30.480

Centimeter(cm)

Foot(ft)

0.30480

Meter(m)

Foot(ft)

12.000

Inch(in)

Inch(in)

25.400

Millimeter(mm)

Inch(in)

2.5400

Centimeter(cm)

Inch(in)

0.02540

Meter(m)

Mile(mi)

1.6093

Kilometer(km)

Yard(yd)

0.91440

Meter(m)

WEIGHT

A

ToconvertfromAtoB,multiplyAby:

ToconvertfromBtoA,divideBby:

B

Ounce(oz)

28.350

Gram(g)

Pound(lb)

0.45359

Kilogram(kg)

Pound(lb)

453.59

Gram(g)

Pound(lb)

16.000

Ounce(oz)

Stone

6.3503

Kilogram(kg)

Stone

14.000

Pound(lb)

 

PRESSURE

A

ToconvertfromAtoB,multiplyAby:

ToconvertfromBtoA,divideBby:

B

Poundpersquareinch(psi)

6.8948

Kilopascal(kPa)

Poundpersquareinch(psi)

27.708

Incheswatercolumn(60°F)(inH2O,60°F)

Poundpersquareinch(psi)

16.000

Ouncepersquareinch

Poundpersquareinch(psi)

0.068948

Bar

Note:

Pressureisusuallyindicatedasgaugepressure,whichisthepressurerecordedbyapressuregaugeanddoesnotincludetheatmosphericpressure.However,mostgaspropertytablesuseunitsofabsolutepressure;toconvertagaugepressuretoabsolutepressuretheprevailingatmosphericpressuremustbeaddedtothegaugepressure.

 

GASFLOWRATE

A

ToconvertfromAtoB,multiplyAby:

ToconvertfromBtoA,divideBby:

B

Dec/d(decathermperday,seenote2)

1000

scf/d(standardcubicfeetperday)

Dec/d(decathermperday,seenote2)

28.174

m3/d(standardcubicmetersperday)

mcf/d(thousandstandardcubicfeetperday)

1000

scf/d(standardcubicfeetperday)

mcf/d(thousandstandardcubicfeetperday)

0.028174

e3m3/d(thousandstandardcubicmetersperday)

mcf/d(thousandstandardcubicfeetperday)

28.174

m3/d(standardcubicmetersperday)

mmcf/d(millionstandardcubicfeetperday)

1000000

scf/d(standardcubicfeetperday)

scf/d(standardcubicfeetperday)

0.028174

m3/d(standardcubicmetersperday)

scfm(standardcubicfeetperminute)

1440

scf/d(standardcubicfeetperday)

Notes:

1.ThestandardgasreferencetemperatureandpressureusedforUScustomaryunitsandSIunitsarenotexactlythesame.Therefore,conversionfactorsforgasvolumesusedabovedonotcorrespondedtothoseusedforordinaryvolumes.

2.Adecatherm(alsospelleddekatherm)istechnicallyaunitofenergy,notvolume.Onedecathermisapproximately1000000BTU.Howeverthedecathermissometimesusedtoexpressnaturalgasvolumesbasedonitsheatingvalue,forthistableaheatingvalueof1000BTU/scfwasused.

 

GASHEATINGVALUE

A

ToconvertfromAtoB,multiplyAby:

ToconvertfromBtoA,divideBby:

B

MJ/m3(megaJoulepercubicmeter)

26.704

BTU/scf(BritishThermalUnitperstandardcubicfoot)

1/26.704=0.03744

Note:

ThestandardgasreferencetemperatureandpressureusedforUScustomaryunitsandSIunitsarenotexactlythesame.Therefore,theconversionfactorsforgasvolumesincorporatedinthefactorsabovedonotcorrespondedtothoseusedforordinaryvolumes.

 

TEMPERATURE

Celsius+273.15=Kelvin(K)

(Celsiusx9/5)+32=Fahrenheit(°F)

(Fahrenheit–32)×0.55556=Celsius(°C)

Fahrenheit+459.67=Rankine(R)

Kelvin×1.8000=Rankine(R)

Rankine×0.55556=Kelvin(K)

EnergyinaCubicMeterofNaturalGas

ThePhysicsFactbook™

EditedbyGlennElert--Writtenbyhisstudents

Aneducational,FairUsewebsite

topicindex|authorindex|specialindex

Bibliographic Entry

Result

(w/surrounding text)

Standardized

Result

"Energy."Science&Technology.GaleResearchInc.,1993.

Fuel

BTU

UnitofMeas

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