Warning: You are not logged in. Your IP address will be publicly visible if you make any edits. If you
log in or
create an account, your edits will be attributed to your username, along with other benefits.
The edit can be undone.
Please check the comparison below to verify that this is what you want to do, and then publish the changes below to finish undoing the edit.
Latest revision |
Your text |
Line 1: |
Line 1: |
| The '''Joule-Thomson effect''' is also known as the ''Joule-Kelvin effect''. This effect is present in non ideal gasses, where a change in temperature occurs upon expansion.
| |
| ==Joule-Thomson coefficient==
| |
| The Joule-Thomson coefficient is given by | | The Joule-Thomson coefficient is given by |
|
| |
|
Line 16: |
Line 14: |
|
| |
|
|
| |
|
| In terms of the [[second virial coefficient]] at zero [[pressure]] one has | | In terms of the [[second virial coefficient]] one has |
| | |
| :<math>\mu_{\mathrm JT}\vert_{p=0} = ^0\!\!\phi = B_2(T) -T \frac{dB_2(T)}{dT}</math>
| |
| ==Inversion temperature==
| |
| <ref>[http://dx.doi.org/10.1119/1.17417 Jacques-Olivier Goussard and Bernard Roulet "Free expansion for real gases", American Journal of Physics '''61''' pp. 845-848 (1993)]</ref>
| |
| <ref>[http://dx.doi.org/10.2174/1874396X00903010017 E. Albarran-Zavala, B. A. Espinoza-Elizarraraz, F. Angulo-Brown "Joule Inversion Temperatures for Some Simple Real Gases", The Open Thermodynamics Journal '''3''' pp. 17-22 (2009)]</ref>
| |
|
| |
|
| | :<math>\mu_{\mathrm JT} = B_2 -T \frac{dB_2}{dT}</math> |
| ==References== | | ==References== |
| <references/>
| | #[http://jchemed.chem.wisc.edu/Journal/Issues/1981/Aug/jceSubscriber/JCE1981p0620.pdf Thomas R. Rybolt "A virial treatment of the Joule and Joule-Thomson coefficients", Journal of Chemical Education '''58''' pp. 620-624 (1981)] |
| '''Related reading'''
| |
| *[http://jchemed.chem.wisc.edu/Journal/Issues/1981/Aug/jceSubscriber/JCE1981p0620.pdf Thomas R. Rybolt "A virial treatment of the Joule and Joule-Thomson coefficients", Journal of Chemical Education '''58''' pp. 620-624 (1981)]
| |
| [[category: classical thermodynamics]] | | [[category: classical thermodynamics]] |
| [[category: statistical mechanics]] | | [[category: statistical mechanics]] |