straw pellets (#2904)

ID-number#2904
Materialstraw pellets
Classification CEN/TS 14961 classification ▸ Solid biofuels ▸ Herbaceous biomass ▸ Agriculture and Horticulture herb ▸ Grasses ▸ Straw parts
ECN Phyllis classification ▸ straw (stalk/cob/ear) ▸ wheat
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [220] stro ▸ [223] tarwestro
Ash type550°C; ash 815°C: 6.71 wt%
Submitter organisationECN (Netherlands)
Submission date2011-02-28
RemarksW-content 33 mg/kg
LiteratureECN laboratories.

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 7.80 ECN CEN/TS 14774-1,2,3
Volatile matter wt% 67.49 73.20 78.98 ECN
Ash content at 550°C wt% 6.75 7.32 ECN CEN/TS 14775
Ash content at 815°C wt% 6.19 6.71 ECN
Fixed carbon wt% 17.96 19.48 21.02 Calculated

Ultimate Analysis

Carbon wt% 41.12 44.60 48.12 ECN CEN/TS 15104
Hydrogen wt% 5.61 6.09 6.57 ECN CEN/TS 15104
Nitrogen wt% 0.39 0.42 0.45 ECN CEN/TS 15104
Sulphur wt% 0.06 0.07 0.07 ECN CEN/TS 15289
Oxygen wt% 41.17 44.65 48.18 ECN Measured
Total (with halides) wt% 103.17 103.44 103.71 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 15.08 16.56 17.87 ECN
Gross calorific value (HHV) MJ/kg 16.49 17.89 19.30 ECN CEN/TS 14918
HHVMilne MJ/kg 16.37 17.75 19.15 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 2 642.5 2 866.0 3 092.4 ECN CEN/TS 15289
Fluorine (F) mg/kg 21.2 23.0 24.8 ECN Measured B.N203

Major elements

Aluminium (Al) mg/kg (dry) 398.0 ECN CEN/TS 15290
Potassium (K) mg/kg (dry) 10 704.0 ECN CEN/TS 15290
Sodium (Na) mg/kg (dry) 113.0 ECN CEN/TS 15290
Calcium (Ca) mg/kg (dry) 3 309.0 ECN CEN/TS 15290
Silicon (Si) mg/kg (dry) 16 480.0 ECN CEN/TS 15290
Magnesium (Mg) mg/kg (dry) 701.0 ECN CEN/TS 15290
Iron (Fe) mg/kg (dry) 291.0 ECN CEN/TS 15290
Phosphorus (P) mg/kg (dry) 1 630.0 ECN CEN/TS 15290
Titanium (Ti) mg/kg (dry) 17.0 ECN CEN/TS 15290

Minor elements

Cadmium (Cd) mg/kg (dry) 0.2 ECN CEN/TS 15297
Cobalt (Co) mg/kg (dry) 3.0 ECN CEN/TS 15297
Chromium (Cr) mg/kg (dry) 3.0 ECN CEN/TS 15297
Copper (Cu) mg/kg (dry) 3.0 ECN CEN/TS 15297
Manganese (Mn) mg/kg (dry) 29.0 ECN CEN/TS 15297
Nickel (Ni) mg/kg (dry) 1.3 ECN CEN/TS 15297
Vanadium (V) mg/kg (dry) 0.7 ECN CEN/TS 15297
Zinc (Zn) mg/kg (dry) 5.0 ECN CEN/TS 15297
Barium (Ba) mg/kg (dry) 53.0 ECN CEN/TS 15297
Molybdenium (Mo) mg/kg (dry) 0.8 ECN CEN/TS 15297

Other elements

Strontium (Sr) mg/kg (dry) 11.0 ECN Measured B.S221
Boron (B) mg/kg (dry) 5.0 ECN Measured B.S221