grass (#614)

ID-number#614
Materialgrass
Classification ECN Phyllis classification ▸ grass/plant ▸ other grass ▸ grass
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [210] gras ▸ [211] mengsel gras
Ash typelaboratory
Submitter organisationECN (Netherlands)
Literaturehttp://edv1.vt.tuwien.ac.at/AG_HOFBA/BIOBIB/Biobib.htm (1997).

Values

Property Unit Value Std dev Det lim Lab Date Method Remarks
ar dry daf

Fuel Properties

Proximate Analysis

Moisture content wt% (ar)
Ash content wt% 10.10

Ultimate Analysis

Carbon wt% 45.74 50.88 Unknown
Hydrogen wt% 5.19 5.77 Unknown
Nitrogen wt% 2.19 2.44 Unknown
Sulphur wt% 0.18 0.20 Unknown
Oxygen wt% 35.90 39.93 Calculated
Total (with halides) wt% 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 16.96 18.86
Gross calorific value (HHV) MJ/kg 18.12 20.16
HHVMilne MJ/kg 17.76 19.76 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 7 000.0 7 786.4 Unknown

Minor elements

Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 7.1 Unknown
Lead (Pb) mg/kg (dry) 0.2 Unknown
Mercury (Hg) mg/kg (dry) 0.0 Unknown

Physical Properties

Ash melting behaviour

American standard method, measured in oxidizing conditions

IDT (initial deformation temperature) °C 980
SOT (softening or spherical temperature) °C 1 020
HT (hemispherical temperature) °C 1 100
FT (fluid temperature) °C 1 170

Ash Properties

Ash composition

CO2 wt% (ash) 3.10
SO3 wt% (ash) 3.25
Cl wt% (ash) 4.51
P2O5 wt% (ash) 8.56
SiO2 wt% (ash) 33.60
Fe2O3 wt% (ash) 0.45
Al2O3 wt% (ash) 1.06
CaO wt% (ash) 11.00
MgO wt% (ash) 3.18
Na2O wt% (ash) 0.35
K2O wt% (ash) 28.20
Pb mg/kg (ash) 3.0
Cd mg/kg (ash) 0.0
Cu mg/kg (ash) 57.0
Hg mg/kg (ash) 0.0