KOR
KOR
MOMENT [KNm] |
||||
Position of boom |
→ + Moment(boom side) |
- → Moment(Counter weight) |
↔ Deduction moment |
|
I | with concrete in pipe-line |
→ 2,080 kNm |
← 1,205 kNm |
→ 875 kNm |
II | without concrete in pipe-line |
→ 1,165 kNm |
← 1,205 kNm |
← 40 kNm |
MOMENT [KNm] |
|
In operation : 33,400 Kg | Out of operation : 31,950 Kg |
MOMENT [KNm] |
|||
Position of boom |
Wind-exposed area |
Center of gravity distance |
remark |
I II -- |
30.5 M² / boom-side 29.7 M² / boom-side 6.3 M² / Counter weight-side |
Xs I = 14.9 m Xs II = 10.2 m Xs B = 7.5 m |
Wind surface perpendicular to frontal wind |
I/II |
3.3 M² |
Ys = 1.6 m |
Exposed area in frontal wind |
Absolute altitude [m] |
0-8 |
80-20 |
20-100 |
100 over |
W [kNm2] |
800 |
1280 |
1760 |
2080 |
F = W x Aw F = wind force, W = lateral thrust due to wind, Aw = wind surface area
