| Dual Stage Conveyor |   | 
 
| Symbol | Description | Units | 
|---|---|---|
| JDM | Inertia of drive mechanism | kg-m2 | 
| TDM | Torque of drive mechanism | Nm | 
| aDM | Rotational acceleration | rad/s2 | 
| h1 | Efficiency of stage 1 belt transmission | 1 | 
| h2 | Efficiency of stage 2 belt transmission | 1 | 
| q | Incline angle above horizontal | o | 
| m1 | Friction coefficient for stage 1 | |
| m2 | Friction coefficient for stage 2 | |
| g | Acceleration due to gravity = 9.81 | m/s2 | 
| mLoad | Mass of load + payload | kg | 
| mCB | Mass of counterbalance | kg | 
| mBelt1 | Mass of belt 1 | kg | 
| mBelt2 | Mass of belt 2 | kg | 
| mStage1 | Mass of stage 1 | kg | 
| mStage2 | Mass of stage 2 | kg | 
| mIP3 | Mass of idler pulley 3 | kg | 
| mIP4 | Mass of idler pulley 4 | kg | 
| JDP | Inertia of drive pulley | kg-m2 | 
| JIP1 | Inertia of idler pulley 1 | kg-m2 | 
| JIP2 | Inertia of idler pulley 2 | kg-m2 | 
| JIP3 | Inertia of idler pulley 3 | kg-m2 | 
| JIP4 | Inertia of idler pulley 4 | kg-m2 | 
| rDP | Radius of drive pulley | m | 
| rIP1 | Radius of idler pulley 1 | m | 
| rIP2 | Radius of idler pulley 2 | m | 
| rIP3 | Radius of idler pulley 3 | m | 
| rIP4 | Radius of idler pulley 4 | m |