Splošna plinska enačba: Razlika med redakcijama
Izbrisana vsebina Dodana vsebina
m razpredelnica računanja |
|||
Vrstica 50:
: <math> p = \frac{1}{V}\frac{m}{\mu m_{\mathrm{u}}} k_{B}T = \frac{k_{B}}{\mu m_{\mathrm{u}}} \rho T \!\, . </math>
== Računanje termičnih količin v spremembah ==
{| class="wikitable"
|-
! sprememba
! konstantno (p, V, T ali Q)
! znano
! p<sub>2</sub>
! V<sub>2</sub>
! T<sub>2</sub>
|-
|[[izobarna sprememba|izobara]]
| <center> p<sub>2</sub> = p<sub>1</sub> </center>
| V<sub>2</sub>/V<sub>1</sub>
| p<sub>2</sub> = p<sub>1</sub>
| V<sub>2</sub> = V<sub>1</sub> (V<sub>2</sub>/V<sub>1</sub>)
| T<sub>2</sub> = T<sub>1</sub> (V<sub>2</sub>/V<sub>1</sub>)
|-
| <center>"</center>
| <center>"</center>
| T<sub>2</sub>/T<sub>1</sub>
| p<sub>2</sub> = p<sub>1</sub>
| V<sub>2</sub> = V<sub>1</sub> (T<sub>2</sub>/T<sub>1</sub>)
| T<sub>2</sub> = T<sub>1</sub>
|-
| [[izohorna sprememba|izohora]]
| <center> V<sub>2</sub> = V<sub>1</sub> </center>
| p<sub>2</sub>/p<sub>1</sub>
| p<sub>2</sub> = p<sub>1</sub> (p<sub>2</sub>/p<sub>1</sub>)
| V<sub>2</sub> = V<sub>1</sub>
| T<sub>2</sub> = T<sub>1</sub> (p<sub>2</sub>/p<sub>1</sub>)
|-
| <center>"</center>
| <center>"</center>
| T<sub>2</sub>/T<sub>1</sub>
| p<sub>2</sub> = p<sub>1</sub> (T<sub>2</sub>/T<sub>1</sub>)
| V<sub>2</sub> = V<sub>1</sub>
| T<sub>2</sub> = T<sub>1</sub> (T<sub>2</sub>/T<sub>1</sub>)
|-
| [[izotermna sprememba|izoterma]]
| <center> T<sub>2</sub> = T<sub>1</sub> </center>
| p<sub>2</sub>/p<sub>1</sub>
| p<sub>2</sub> = p<sub>1</sub> (p<sub>2</sub>/p<sub>1</sub>)
| V<sub>2</sub> = V<sub>1</sub> / (p<sub>2</sub>/p<sub>1</sub>)
| T<sub>2</sub> = T<sub>1</sub>
|-
| <center>"</center>
| <center>"</center>
| V<sub>2</sub>/V<sub>1</sub>
| p<sub>2</sub> = p<sub>1</sub> / (V<sub>2</sub>/V<sub>1</sub>)
| V<sub>2</sub> = V<sub>1</sub> (V<sub>2</sub>/V<sub>1</sub>)
| T<sub>2</sub> = T<sub>1</sub>
|-
| [[izentropna sprememba|izentropa]] <br /> (povračljiva [[adiabatna sprememba|adiabata]])
| Q<sub>2</sub> = Q<sub>1</sub> in <br /> p<sub>1</sub> V<sub>1</sub><sup>κ</sup> = p<sub>2</sub> V<sub>2</sub><sup>κ</sup>
| p<sub>2</sub>/p<sub>1</sub>
| p<sub>2</sub> = p<sub>1</sub> (p<sub>2</sub>/p<sub>1</sub>)
| V<sub>2</sub> = V<sub>1</sub> (p<sub>2</sub>/p<sub>1</sub>)<sup> -<sub>1</sub>/κ</sup>
| T<sub>2</sub> = T<sub>1</sub> (p<sub>2</sub>/p<sub>1</sub>)<sup>(n-<sub>1</sub>)/κ</sup>
|-
| <center>"</center>
| <center>"</center>
| V<sub>2</sub>/V<sub>1</sub>
| p<sub>2</sub> = p<sub>1</sub> (V<sub>2</sub>/V<sub>1</sub>)<sup> -κ </sup>
| V<sub>2</sub> = V<sub>1</sub> (V<sub>2</sub>/V<sub>1</sub>)
| T<sub>2</sub> = T<sub>1</sub> ((V<sub>2</sub>/V<sub>1</sub>)<sup> <sub>1</sub>-κ </sup>
|-
| <center>"</center>
| <center>"</center>
| T<sub>2</sub>/T<sub>1</sub>
| p<sub>2</sub> = p<sub>1</sub> ((T<sub>2</sub>/T<sub>1</sub>)<sup> κ/(κ-<sub>1</sub>)</sup>
| V<sub>2</sub> = V<sub>1</sub> (T<sub>2</sub>/T<sub>1</sub>)<sup> <sub>1</sub>/(<sub>1</sub>-κ) </sup>
| T<sub>2</sub> = T<sub>1</sub> (T<sub>2</sub>/T<sub>1</sub>)
|-
|colspan="6" | 1 - začetno stanje <br /> 2 - končno stanje <br /> [[adiabatni eksponent|κ]] = c<sub>p</sub>/c<sub>v</sub>
|}
== Glej tudi ==
| |||