Bioenergy Production Potential of Available Biomass Residue Resources in Ethiopia

Table 4

Estimated forest residues and bioenergy potential.

Forest byproducts	Annual production	Unit	Residues	Recovery rate	Total residues (hm^3)	LHV (GJ·m^−3)	Potential bioenergy (PJ·y^−1)
Logging residues	2.917	hm^3	Solid wood	0.40^a	1.167	7.40^c	8.63
		hm^3	Dust	0.20^a	0.583	7.40^c	4.32
Wood-processing residue	2.917	hm^3	Sawdust	0.12^a	0.350	8.40^c	2.94
		hm^3	Solid wood	0.38^a	1.108	8.40^c	9.31
Plywood	0.024	hm^3	Solid	0.45^a	0.011	8.40^c	0.09
		hm^3	Dust	0.05^a	0.001	8.40^c	0.01
Particle board	0.022	hm^3	Dust	0.10^a	0.002	8.40^d	0.02
Fuelwood	107.963	hm^3	—	1.00^b	107.963	13.80^b	1,489.89
Sawdust and wood chips	0.023	hm^3		0.90^a	0.020	14.55^b	0.29
Wood charcoal	4.222	tons	—	1.00^a	4.222	33.00^b	139.31
Total							1,654.82

^aData were obtained from [67]. ^bData were obtained from [52]. ^cData were obtained from [68]. ^dAuthor assumption.