Rack & Pinion |

| Symbol | Description | Units |
|---|---|---|
|
JDM |
Inertia of drive mechanism |
kg-m2 |
|
TDM |
Torque of drive mechanism |
Nm |
|
aDM |
Rotational acceleration |
rad/s2 |
|
h |
Efficiency of drive mechanism |
1 |
|
q |
Incline angle above horizontal |
o |
|
g |
Acceleration due to gravity = 9.81 |
m/s2 |
|
m |
Rack friction coefficient |
|
|
mLoad |
Mass of load + payload |
kg |
|
mCB |
Mass of counterbalance |
kg |
|
mRack |
Mass of rack |
kg |
|
rPinion |
Radius of pinion |
m |
|
mPinion |
Mass of pinion |
kg |
|
JPinion |
Inertia of pinion |
kg-m2 |