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
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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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