Table of Symbols
The symbols used in this document are summarized in the Table of Symbols along with their units. The symbols are listed in alphabetical order.
| Symbol | Description | Units |
|---|---|---|
| AbsTol | Absolute Tolerance | – |
| Cs | Control Variable in the frequency domain | – |
| c | Damping coefficient of the spring | – |
| ct | Control Variable in the time domain | – |
| Ds | Derivative control in the frequency domain | – |
| Es | Process Error in the frequency domain | – |
| et | Process Error in the time domain | – |
| Fs | Laplace Transform of a function | – |
| ft | Function in the time domain | – |
| Hs | Transfer Function in the frequency domain | – |
| Kd | Derivative Gain | – |
| Kp | Proportional Gain | – |
| k | Stiffness coefficient of the spring | s |
| \mathit{L⁻¹[F(s)]} | Inverse Laplace Transform of a function | – |
| m | Mass | {\text{kg}} |
| {P_{\text{s}}} | Proportional control in the frequency domain | – |
| {R_{\text{s}}} | Set-Point in the frequency domain | – |
| {r_{\text{t}}} | Set-Point | – |
| \mathit{RelTol} | Relative Tolerance | – |
| s | Complex frequency-domain parameter | – |
| t | Time | {\text{s}} |
| {t_{\text{sim}}} | Simulation Time | {\text{s}} |
| {t_{\text{step}}} | Step Time | {\text{s}} |
| {Y_{\text{s}}} | Process Variable in the frequency domain | – |
| {y_{\text{t}}} | Process Variable | – |
Table of Symbols