Permeability Coefficient

This definition page has been automatically generated. You can help ExoDictionary by expanding, updating, or correcting it.

This autostub has not yet had its initial copyediting proof and may contain significant formatting and even factual errors. You can improve Exodictionary by cleaning up the page markup and verifying that the definition is correct and then removing this tag.

This autostub has not yet had its initial categorization proof and may be categorized incorrectly. You can improve Exodictionary by removing inappropriate categories and then removing this tag.

Permeability Coefficient

</dt>
The steady-state rate of a flow of gas through unit area and thickness of a solid barrier per unit pressure differential at a given temperature. Also called permeability. </dd>
Usually expressed in volume or mass per unit time, per unit area of cross section, per unit thickness, per unit pressure differential across the barrier. </dd>

References

This article is based on NASA's Dictionary of Technical Terms for Aerospace Use