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Table 3 Basic data to contextualise the mobilisable straw potential

From: Temporal and spatial availability of cereal straw in Germany—Case study: Biomethane for the transport sector

Baseline data

Min

Max

Unit

Source

Biomethane production

 Methane yield

210

260

L kgvs−1

[58, 59]

 Content of organic dry matter

90

92

%

[58, 60]

 Dry matter content

86

92

%

[58, 59]

 Methane content in biogas

50.8

52.0

%

[58, 60]

 Biogas yield

320.0

423.2

L kgfm−1

Calculated

 Lower heating value

35.89

MJ (m3CH4)−1

[61]

 Overall efficiency biogas as fuel

70

85

%

[15]

Emissions

 Overall GHG mitigation potential

60

85

%

[15, 62]

 Fossil fuel comparator (RED)

94.0

gCO2-eq. MJ−1

[11]

 TRL-9 plant for cereal straw mono-digestion

 Straw demand

40,000

Mg fm a−1

[52]

Energy demand in target markets 2014/2018

 Passenger cars

1477/1481

PJ

[63]

 Heavy goods traffic

675/675

 Bunkering seagoing vessels

96/71