Nomenclature: Difference between revisions
From Atomix
| Line 28: | Line 28: | ||
| <math>f_s</math> | | <math>f_s</math> | ||
| Sampling frequency | | Sampling frequency | ||
| <math> \frac{1}{\Delta | | <math> \frac{1}{\Delta t} </math> | ||
| Hz | | Hz | ||
|- | |- | ||
| Line 40: | Line 40: | ||
| <math>\frac{k}{2\pi}</math> | | <math>\frac{k}{2\pi}</math> | ||
| cpm | | cpm | ||
|- | |||
| <math>\Delta t</math> | |||
| Sampling interval | |||
| <math> \frac{1}{f_s} </math> | |||
| s | |||
|- | |- | ||
| <math>\omega</math> | | <math>\omega</math> | ||
| Angular frequency | | Angular frequency | ||
| | | <math>2\pif</math> | ||
| rad/s | | rad/s | ||
|} | |} | ||
Revision as of 13:51, 12 March 2021
Turbulence Spectrum
| Symbol | Description | Eqn | Units |
|---|---|---|---|
| [math]\displaystyle{ \epsilon }[/math] | Turbulent kinetic energy dissipation | W/kg | |
| [math]\displaystyle{ f }[/math] | Frequency | [math]\displaystyle{ \frac{\omega}{2\pi} }[/math] | Hz |
| [math]\displaystyle{ f_n }[/math] | Nyquist frequency | [math]\displaystyle{ f_n=0.5f_s }[/math] | Hz |
| [math]\displaystyle{ f_s }[/math] | Sampling frequency | [math]\displaystyle{ \frac{1}{\Delta t} }[/math] | Hz |
| k | Wavenumbers (angular) | rad/m | |
| [math]\displaystyle{ \hat{k} }[/math] | Wavenumbers | [math]\displaystyle{ \frac{k}{2\pi} }[/math] | cpm |
| [math]\displaystyle{ \Delta t }[/math] | Sampling interval | [math]\displaystyle{ \frac{1}{f_s} }[/math] | s |
| [math]\displaystyle{ \omega }[/math] | Angular frequency | [math]\displaystyle{ 2\pif }[/math] | rad/s |
