Erato GP20+, Instruction Manual

Page: 10 / 46

Instruction manual for installation and operation of automatic pellet burner “ERATO GP20+”
(Version :
02.02.2010 10:36
) p. 10/50
Classification of wood pellets, considering their physical properties (based on
fuel proximate analysis) – according to fuel evaluation method, developed and
applied in ERATO company is show on the following table.
Pellet’s category A
d
DU
A
% 6 . 0
≤
d
A
% 0 . 97
≥
DU
AB
% 6 . 0
≤ d
A
% 0 . 97
<
DU
B
% 0 . 1 6 . 0
≤ <
d
A
% 0 . 97
≥
DU
BC
% 0 . 1 6 . 0
≤ <
d
A
% 0 . 97
<
DU
C
% 0 . 2 % 0 . 1
≤ < d
A
% 0 . 97
≥
DU
CD
% 0 . 2 % 0 . 1
≤ <
d
A
% 0 . 97
<
DU
D
% 0 . 3 % 0 . 2
≤ < d
A
% 0 . 97
≥
DU
DE
% 0 . 3 % 0 . 2
≤ <
d
A
% 0 . 97
<
DU
E
% 0 . 3
>
d
A
% 0 . 97
≥
DU
EF
% 0 . 3
>
d
A
% 0 . 97
<
DU
Table 2.4. Pellets classification, considering their physical properties
where :
A
d – ash contents, dry basis
, [%];
DU
– mechanical durability
, [%];