Symbol | Description | Values |
c | Boom length | 1.79 m |
θA | maximum boom angle | 34˚ |
V | Length of hydraulic cylinder 2 at instroke | 0.67 m |
Z | Total inclination height | 0.81 m |
J | Outstroke length of hydraulic cylinder 2 | 0.14 m |
θB | Hydraulic cylinder 2 top minimum inclination angle | 19˚ |
θv | Hydraulic cylinder 2 bottom minimum inclination angle | 37˚ |
FC2 | Force of hydraulic cylinder 2(≈ Fmax) | 603N |
FC1 | Force of hydraulic cylinder 1 | 71N |
FC3 | Force of hydraulic cylinder 3 | 303N |
P | Hydraulic pump pressure | 1.9 bar |
VT | Oil tank capacity | 4.7 × 10−3 m3 |
HT | Oil Tank height | 0.31 m |
WRPO | Sumation of weights WC3,WP,WO | 128.9N |
X1, X3, X4, X5 | Resolved horizontal distances of WB1, WC1, WB2, WB3, | 0.36, 0.72, 0.86, 1.21 |
X6, X7, X8 | WEM, WCA, WC2 successively from the mast. | 1.45, 0.099, 0.287 m |
WBA | Base weight of machine | 168.6N |
I | Area moment of Inertia of the boom | 2.085 × 10−7 m4 |
PS | Permissible weight of the electric cutting system | 114N |
PWR | Power required | 138w |