Fuel Characterisation

D2

RME

CME

TME

SME

Rape

CEN proposals

DIN

ASTM

EN590

Fuel specific properties

(USA)

Oil

B100

B5

Heating

51606

D6751

ULSD

Specific gravity 60/60

0.85

0.88

0.88

0.87

0.89

0.91

0.86-0.9

0.86-0.9

0.86-0.9

0.875-0.9

.82-.86

Viscosity CS @ 40 C

2.98

5.65

4.75

4.81

3.89

46.70

3.5-5

3.5-5

3.5-5

3.5-5

4.9

2-4.5

Viscosity CS @ -20 C

< 48

Winter

Cloud point C

-12

0

1

16

3

-11

Winter

3

-10

Pour point C

-16

-15

-9

16

-3

-15

EN590

EN590

max 0

-20

-20

Flash point PMCC deg C

74

179

163

160

188

274

> 110

> 110

>100

170

55

Boiling point C

191

347

334

313

339

Water & sediment % vol <

0.005

0.005

0.005

0.005

0.005

<0.005

Water content % mass

<0.05

<0.05

<0.05

300mg/kg

<0.2

Carbon residue % mass

0.160

0.080

0.065

0.056

0.068

<0.3

<0.3

<0.3

<0.3

0.070

0.3

Ash % mass

0.002

0.002

0.002

0.001

0.000

<0.01

0.01

Sulphur % mass

0.036

0.012

0.009

0.01

0.012

0.022

<0.001

<0.005

<0.01

0.0

0.050

Sulphated ash %

<0.02

<0.02

<0.01

0.008

Total contaminates mg/kg

<24

<24

<24

<20

Distilled at 360 C % wt

95

95

Alkaline metals mg/kg

<5

<5

Phosphorus mg/kg

<10

<10

Cetane number

49.2

61.8

57.9

72.7

54.8

>51

>51

>49

54.5

>49

Iodine number

91.9

102.8

49.1

103.6

<125

130.0

Oxidation stability (g/m3)max

25.0

Heat of combustion

Gross MJ/kg

45.42

40.54

39.90

39.92

39.77

Nett MJ/kg

42.90

37.77

37.23

37.25

37.04

<35

Nett enrgy kWh/kg

11.93

10.50

10.35

10.36

10.30

11.22

Nett energy kWh/litre

10.14

9.24

9.12

9.05

9.12

10.21

Copper corrosion

1A

1A

1A

1A

1A

Class 1

Class 1

Class 1

1A

Cl. 1

Acid No. mg KOH/g

<0.5

<0.5

<0.5

<0.5

0.25

Karl Fischer Water ppm

38

757

1087

1142

1062

Particulate matter mg/l

Total

0.9

1.0

0.9

1.9

0.9

24.0

Non-combustible

<0.1

<0.1

0.1

0.9

<0.1

Elemental analysis

Nitrogen ppm

6.0

12.0

9.0

1.0

Carbon %

86.67

78.70

77.67

76.42

82.44

Hydrogen %

12.98

12.66

12.57

12.59

12.90

Oxygen % (by difference)

0.33

9.22

9.75

10.96

4.65

Ester specific properties

Percent esterified (min)

98.02

96.35

97.80

98.17

96.50

96.50

96.50

Acid value

0.128

0.104

0.114

0.111

Free glycerine % wt

0.40

0.71

0.20

0.62

<0.02

<0.02

<0.02

0.0

Free fatty acids % wt

0.57

0.42

0.37

0.60

Monoglycerides % wt

0.00

0.78

0.22

Trace

<0.8

<0.8

<0.8

Diglycerides % wt

1.35

1.88

0.81

1.41

<0.2

<0.2

<0.2

Triglycerides % wt

0.45

0.76

1.16

0.05

<0.2

<0.2

<0.2

Total glycerol % wt

<0.25

<0.25

0.16

Alcohol content % mass

<1

<1

<1

<1

<0.2

<0.2

<0.1

<0.3

Polyunsat C18:3+ % wt

<12

<12

Catalyst

11

24

30

21

Fatty acid composition

Myristic (14:0)

0.0

0.0

3.0

0.0

Palmitic (16:0)

2.2

4.0

23.3

9.9

Stearic (18:0)

0.9

2.4

17.9

3.6

Oleic (18:1)

12.6

65.0

38.0

19.1

Linoleic (18:2)

12.1

17.3

0.0

55.6

Linolenic (18:3)

8.0

7.8

0.0

10.2

Elcosenoic (20:1)

7.4

1.3

0.0

0.2

Behenic (22:0)

0.7

0.4

0.0

0.3

Erucic (22:1)

49.9

0.1

0.0

0.0

Source -

Rape

Canola

Tallow

Soy

Idaho Uni Dept of Ag