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0.000
2.000
4.000
6.000
8.000
10.000
12.000
14.000
16.000
18.000
20.000
0
5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85
Съдържание
на
влага
Figure 2.1. Low heating value of wood log (abscise – moisture content W
r
, [%],
ordinate – low heating value LHV);
Moisture content
Low heating value
W
r
LHV
[%]
[MJ/kg]
[kWh/kg]
0
18.000
5.000
5
16.978
4.716
10
15.956
4.432
15
14.934
4.148
20
13.912
3.864
25
12.890
3.581
30
11.868
3.297
35
10.846
3.013
40
9.824
2.729
45
8.802
2.445
50
7.780
2.161
55
6.758
1.877
60
5.736
1.593
65
4.714
1.309
70
3.692
1.026
75
2.670
0.742
80
1.648
0.458
85
0.626
0.174
Table 2.4. Low Heating Value of wood logs as function of moisture content W
r
of the raw fuel % (w.b.);
Low heating
value , [MJ/kg]
Low heating
value, [kWh/kg]
