wood, willow (#2715)

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ID-number#2715
Materialwood, willow
Classification CEN/TS 14961 classification ▸ Solid biofuels ▸ Woody biomass ▸ Forest and plantation wood
ECN Phyllis classification ▸ untreated wood ▸ willow ▸ wood, willow
NTA 8003 classification ▸ [100] hout ▸ [110] vers hout ▸ [120] loofhout ▸ [122] zacht loofhout
Submitter organisationECN (Netherlands)
Submission date2003-10-20
RemarksWilg (Oostvaarderhoeve)
LiteratureECN laboratories.

Values

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

Main biomass properties

Proximate analysis
Moisture content wt% 11.30 ECN CEN/TS 14774-1,2,3
Ash content at 550°C wt% 1.15 1.30 ECN CEN/TS 14775
Volatile matter wt% 71.49 80.60 81.66 ECN
Fixed carbon wt% 16.05 18.10 18.34 Calculated

Ultimate analysis (macroelements)
Carbon wt% 39.65 44.70 45.29 ECN CEN/TS 15104
Hydrogen wt% 5.06 5.70 5.78 ECN CEN/TS 15104
Oxygen wt% 40.94 46.15 46.76 ECN Measured
Nitrogen wt% 0.18 0.20 0.20 ECN CEN/TS 15104
Sulphur wt% 0.03 0.03 0.03 ECN CEN/TS 15289
Total (with halides) wt% 98.31 98.09 98.07 Calculated

Halides
Chlorine (Cl) mg/kg 88.7 100.0 101.3 ECN CEN/TS 15289
Fluorine (F) mg/kg 8.9 10.0 10.1 ECN Measured B.N203

Heating value
Net calorific value (LHV) MJ/kg 15.56 17.86 18.09 ECN
Gross calorific value (HHV) MJ/kg 16.94 19.10 19.35 ECN CEN/TS 14918
HHVMilne MJ/kg 15.26 17.20 17.43 Calculated

Trace elements composition
Aluminium (Al) mg/kg (dry) 18.9 ECN CEN/TS 15290
Arsenic (As) mg/kg (dry) 0.7 ECN CEN/TS 15297
Boron (B) mg/kg (dry) 5.8 ECN Measured B.S221
Barium (Ba) mg/kg (dry) 1.2 ECN CEN/TS 15297
Calcium (Ca) mg/kg (dry) 3 899.0 ECN CEN/TS 15290
Cadmium (Cd) mg/kg (dry) 1.9 ECN CEN/TS 15297
Chromium (Cr) mg/kg (dry) 2.1 ECN CEN/TS 15297
Copper (Cu) mg/kg (dry) 3.1 ECN CEN/TS 15297
Iron (Fe) mg/kg (dry) 30.0 ECN CEN/TS 15290
Potassium (K) mg/kg (dry) 1 420.0 ECN CEN/TS 15290
Magnesium (Mg) mg/kg (dry) 378.0 ECN CEN/TS 15290
Manganese (Mn) mg/kg (dry) 12.0 ECN CEN/TS 15297
Molybdenium (Mo) mg/kg (dry) 0.2 ECN CEN/TS 15297
Sodium (Na) mg/kg (dry) 127.2 ECN CEN/TS 15290
Nickel (Ni) mg/kg (dry) 11.2 ECN CEN/TS 15297
Phosphorus (P) mg/kg (dry) 651.6 ECN CEN/TS 15290
Lead (Pb) mg/kg (dry) 1.9 ECN CEN/TS 15297
Antimony (Sb) mg/kg (dry) 2.9 ECN Measured B.S221
Selenium (Se) mg/kg (dry) 20.6 ECN
Silicon (Si) mg/kg (dry) 69.1 ECN CEN/TS 15290
Tin (Sn) mg/kg (dry) 0.2 ECN Measured B.S221
Strontium (Sr) mg/kg (dry) 14.4 ECN Measured B.S221
Titanium (Ti) mg/kg (dry) 2.1 ECN CEN/TS 15290
Vanadium (V) mg/kg (dry) 0.2 ECN CEN/TS 15297
Zinc (Zn) mg/kg (dry) 61.8 ECN CEN/TS 15297

Physical Properties

Commonly used properties
Bulk density (ar) kg/m³ (ar) 11