Coffee husks (state: s)

Material type: Other Residue

Exergy values

Method	Minimum / kJ/kg	Mean / kJ/kg	Maximum / kJ/kg
heating values: Huang et al (2016) HHV	19084.6	19084.6	19084.6
heating values: Song et al (2012) HHV	18157.1	18157.1	18157.1
heating values: Zhang et al (2016) HHV	18378.2	18378.2	18378.2
ultimate: Hongliang et al (2017)	17942.3	17943.5	17944.8
ultimate: Shieh & Fan (1982)	15384.1	15384.1	15384.2
ultimate: Song et al (2012)	17110.2	17110.5	17110.9
ultimate: Stepanov (1995)	14811.4	14811.7	14812.1

Composition

No substance composition data.

Proximate analysis

Component	Wt %
VM	76.50
FC	20.70
A	2.80

Reference: (Vassilev, et al., 2010)

Component	Wt %
VM	76.50
FC	20.70
A	2.80

Reference: (Song, et al., 2011)

Ultimate analysis

Component	Wt %
Ash	2.80
C	44.11
O	46.92
H	4.76
N	1.07
S	0.34
Cl	0.00

Reference: (Vassilev, et al., 2010)

Component	Wt %
Ash	2.80
C	44.10
O	46.90
H	4.76
N	1.10
S	0.34
Cl	0.00

Reference: (Song, et al., 2011)

Heating values

Heating value	kJ/kg
HHV	17342.0
LHV	None

Reference: (Song, et al., 2012)