wood, catalpa (#1443)

ID-number#1443
Materialwood, catalpa
Classification ECN Phyllis classification ▸ untreated wood ▸ other hard wood
NTA 8003 classification ▸ [100] hout ▸ [110] vers hout ▸ [120] loofhout ▸ [126] hard loofhout met schors
Submitter organisationECN (Netherlands)
Submission date1999-04-14
Remarks7 year old whole tree chips, i.e. including bark
LiteratureW. A. Geyer and W. P. Walawender: Biomass and gasification properties of young catalpa trees. Wood Fiber Sci. 31 (1) pp. 95-100 (1999).

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% 0.75

Ultimate Analysis

Carbon wt% 47.08 47.44 Measured
Hydrogen wt% 6.54 6.59 Measured
Nitrogen wt% 0.08 0.08 Measured
Oxygen wt% 45.55 45.89 Calculated
Total (with halides) wt% 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 17.97 18.11
Gross calorific value (HHV) MJ/kg 19.40 19.55
HHVMilne MJ/kg 19.21 19.36 Calculated

Chemical Analyses

Biochemical composition

Cellulose wt% (dry) 53.37 Measured
Hemicellulose wt% (dry) 16.60 Measured
Lignin wt% (dry) 16.94 Measured
Total ash + biochemical wt% (dry) 87.66 Calculated

Physical Properties

Commonly used properties

Bulk density (daf) kg/m³ (daf) 120