ANNEX VIReference values for calculation factors (Article 31(1)(a))

1.Fuel emission factors related to net calorific values (NCV)

Table 1:Fuel emission factors related to net calorific value (NCV) and net calorific values per mass of fuel

Fuel type description

Emission factor(t CO2/TJ)

Net calorific value(TJ/Gg)

Source

Crude oil

73,3

42,3

IPCC 2006 GL

Orimulsion

77,0

27,5

IPCC 2006 GL

Natural gas Liquids

64,2

44,2

IPCC 2006 GL

Motor gasoline

69,3

44,3

IPCC 2006 GL

Kerosene (other than jet kerosene)

71,9

43,8

IPCC 2006 GL

Shale oil

73,3

38,1

IPCC 2006 GL

Gas/Diesel oil

74,1

43,0

IPCC 2006 GL

Residual fuel oil

77,4

40,4

IPCC 2006 GL

Liquefied petroleum gases

63,1

47,3

IPCC 2006 GL

Ethane

61,6

46,4

IPCC 2006 GL

Naphtha

73,3

44,5

IPCC 2006 GL

Bitumen

80,7

40,2

IPCC 2006 GL

Lubricants

73,3

40,2

IPCC 2006 GL

Petroleum coke

97,5

32,5

IPCC 2006 GL

Refinery feedstocks

73,3

43,0

IPCC 2006 GL

Refinery gas

57,6

49,5

IPCC 2006 GL

Paraffin waxes

73,3

40,2

IPCC 2006 GL

White spirit and SBP

73,3

40,2

IPCC 2006 GL

Other petroleum products

73,3

40,2

IPCC 2006 GL

Anthracite

98,3

26,7

IPCC 2006 GL

Coking coal

94,6

28,2

IPCC 2006 GL

Other bituminous coal

94,6

25,8

IPCC 2006 GL

Sub-bituminous coal

96,1

18,9

IPCC 2006 GL

Lignite

101,0

11,9

IPCC 2006 GL

Oil shale and tar sands

107,0

8,9

IPCC 2006 GL

Patent fuel

97,5

20,7

IPCC 2006 GL

Coke oven coke and lignite coke

107,0

28,2

IPCC 2006 GL

Gas coke

107,0

28,2

IPCC 2006 GL

Coal tar

80,7

28,0

IPCC 2006 GL

Gas works gas

44,4

38,7

IPCC 2006 GL

Coke oven gas

44,4

38,7

IPCC 2006 GL

Blast furnace gas

260

2,47

IPCC 2006 GL

Oxygen steel furnace gas

182

7,06

IPCC 2006 GL

Natural gas

56,1

48,0

IPCC 2006 GL

Industrial wastes

143

n.a.

IPCC 2006 GL

Waste oils

73,3

40,2

IPCC 2006 GL

Peat

106,0

9,76

IPCC 2006 GL

Wood/Wood waste

—

15,6

IPCC 2006 GL

Other primary solid biomass

—

11,6

IPCC 2006 GL

(only NCV)

Charcoal

—

29,5

IPCC 2006 GL

(only NCV)

Biogasoline

—

27,0

IPCC 2006 GL

(only NCV)

Biodiesels

—

27,0

IPCC 2006 GL

(only NCV)

Other liquid biofuels

—

27,4

IPCC 2006 GL

(only NCV)

Landfill gas

—

50,4

IPCC 2006 GL

(only NCV)

Sludge gas

—

50,4

IPCC 2006 GL

(only NCV)

Other biogas

—

50,4

IPCC 2006 GL

(only NCV)

Waste tyres

85,0

n.a.

WBCSD CSI

Carbon monoxide

155,217

10,1

J. Falbe and M. Regitz, Römpp Chemie Lexikon, Stuttgart, 1995

Methane

54,918

50,0

J. Falbe and M. Regitz, Römpp Chemie Lexikon, Stuttgart, 1995

Based on NCV of 10,12 TJ/t.

Based on NCV of 50,01 TJ/t.

2.Emission factors related to process emissions

Table 2:Stoichiometric emission factor for process emissions from carbonate decomposition (Method A)

Carbonate

Emission factor [t CO2/t Carbonate]

CaCO3

0,44

MgCO3

0,522

Na2CO3

0,415

BaCO3

0,223

Li2CO3

0,596

K2CO3

0,318

SrCO3

0,298

NaHCO3

0,524

FeCO3

0,38

General

Emission factor = [M(CO2)]/{Y * [M(x)] + Z *[M(CO32-)]}

X

metal

M(x)

molecular weight of X in [g/mol]

M(CO2)

molecular weight of CO2 in [g/mol]

M(CO32-)

molecular weight of CO32- in [g/mol]

Y

stoichiometric number of X

Z

stoichiometric number of CO32-

Table 3:Stoichiometric emission factor for process emissions from carbonate decomposition based on alkali earth oxides (Method B)

Oxide

Emission factor [t CO2/t Oxide]

CaO

0,785

MgO

1,092

BaO

0,287

general: XYOZ

Emission factor = [M(CO2)]/{Y * [M(x)] + Z * [M(O)]}

X

alkali earth or alkali metal

M(x)

molecular weight of X in [g/mol]

M(CO2)

molecular weight of CO2 [g/mol]

M(O)

molecular weight of O [g/mol]

Y

stoichiometric number of X

= 1 (for alkali earth metals)

= 2 (for alkali metals)

Z

stoichiometric number of O = 1

Table 4:Stoichiometric emission factors for process emissions from other process materials (production of iron and steel, and processing of ferrous metals)19

Input or output material

Carbon content(t C/t)

Emission factor(t CO2/t)

Direct reduced iron (DRI)

0,0191

0,07

EAF carbon electrodes

0,8188

3,0

EAF charge carbon

0,8297

3,04

Hot briquetted iron

0,0191

0,07

Oxygen steel furnace gas

0,3493

1,28

Petroleum coke

0,8706

3,19

Purchased pig iron

0,0409

0,15

Scrap iron

0,0409

0,15

Steel

0,0109

0,04

IPCC 2006 Guidelines for National Greenhouse Gas Inventories.

Table 5:Stoichiometric emission factors for process emissions from other process materials (Bulk organic chemicals)20

Substance

Carbon content(t C/t)

Emission factor(t CO2/t)

Acetonitril

0,5852

2,144

Acrylonitrile

0,6664

2,442

Butadiene

0,888

3,254

Carbon black

0,97

3,554

Ethylene

0,856

3,136

Ethylene dichloride

0,245

0,898

Ethylene glycol

0,387

1,418

Ethylene oxide

0,545

1,997

Hydrogen cyanide

0,4444

1,628

Methanol

0,375

1,374

Methane

0,749

2,744

Propane

0,817

2,993

Propylene

0,8563

3,137

Vinyl chloride monomer

0,384

1,407

IPCC 2006 Guidelines for National Greenhouse Gas Inventories.

3.Global warming potentials for non-CO2 greenhouse gases

F1Table 6:Global warming potentials

Gas

Global warming potential

N2O

298 t CO2(e)/t N2O

CF4

7 390 t CO2(e)/t CF4

C2F6

12 200 t CO2(e)/t C2F6