Agriculture Reference
In-Depth Information
Table 5.3
Machine performance parameters in forage harvesting
a
Average
working
width (m)
or volume (m
3
)
b
Energy
consumption
(kWhha
−1
)
Speed
(km h
−1
)
Capacity
(ha h
−1
) (t h
−1
)
b
Minimum
power(kW)
Time
(man-h ha
−1
)
Operation, machine
Mowing
Walkingmower(ingerbar)
2-3
1.2-1.4
0.2-0.25
8
18-20
4-5
Finger bar mower
5-7
1.5-2.5
0.4-0.5
15
18-20
0.8-1.6
Double knife cutter bar
6-9
1.5-2.5
0.5-0.7
15
18-20
0.6-1.2
Rotary disk mower driven from below
9-10
1.5-3.0
0.7-0.8
25
20-25
0.5-1.0
Rotary drum mower driven from the top
10-12
1.5-2-0
0.8-0.9
30
20-25
0.6-0.9
Mowing + windrowing
Rotary drum mower driven from the top
10-12
1.5-2.0
0.8-0.9
30
20-25
0.6-0.9
Windrowing
Rotary rake
7-9
3-6
0.3-0.4
25-30
18-20
0.6-1.5
Parallel bar rake
6-7
2-3
0.25-0.35
15-20
15-18
1.0-2.0
Finger wheel rake
6-8
2-5
0.25-0.35
15-20
15-18
0.7-2.0
Loading
Forage self-loading wagon
4-6
1.2-2.0
0.6-1.2
15-30
b
15-20
b
30
15-20
0.8-1.5
Mowing + loading
Self-propelled forage wagon equipped
with mowing system
2-2.5
0.6-1.0
4-7
15-30
b
10-15
b
30
5-20
1-1.5
Flail forage harvester + forage wagon
1.5-2.0
0.6-0.8
4-7
15-30
10-12
b
40
30-50
1.2-1.6
a
Adapted from [
21
]
b
Capacityispresentedinth
−1
when the volume of biomass was measured instead of working width of the machine
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