Elevator

Calculation

Elevation

Input

Drive Pulley Diameter

D_P=mm

Elevator Platform Mass

m_ca=kg

Counterweight Mass

m_co=kg

Mass to Lift

m_lo=kg

Linear Speed

v=m/s

Acceleration Time

t_a=s

Service Factor

K_A=

Elevator Efficiency

η_e=

Max. Motor Speed During Cycle

n₁=rpm

Motor Moment of Inertia

J_M=kg·cm²

Gearbox Efficiency

η_g=

Gearbox Moment of Inertia

J_R=kg·cm²

Positioning Accuracy

A_p=mm

The formulas used for these calculations are available in this PDF.

Results

Machine

System Efficiency

η_t=

Net mass

m=kg

Weight Force

F_w=N

Acceleration Force

F_a=N

Total Force

F_T=N

Inertias

Total Inertia as Seen by the Motor

J_T1=kg·m²

Load to Motor Inertia Ratio

Λ=

Kinematics

Acceleration

a=m/s²

Pulley Rotational Speed

n_p=rpm

Motor

Motor Power

P₁=kW

Required Motor Torque

T_m=N·m

Gearbox

Ideal Gearbox Ratio

Ideal Gearbox Backlash (arcmin)

Δφ='

Required Gearbox Output Torque

T₂=N·m

Required Gearbox Output Torque, Adjusted for Service Factor

T_2KA=N·m

Buttons

Reset

Diagrams

Elevation