A refrigerated dynamic seal
Abstract
A new sealing concept is proposed where the fluid to be sealed flows through a refrigerated housing or constriction, is frozen to the housing during the transient phase, and under steady state conditions provides a dynamic seal with essentially 'zero' leakage.
- Publication:
-
NASA STI/Recon Technical Report N
- Pub Date:
- April 1983
- Bibcode:
- 1983STIN...8324798H
- Keywords:
-
- Cryogenics;
- Dynamic Stability;
- Failure Analysis;
- Heat Exchangers;
- Heat Sinks;
- Refrigerating;
- Sealing;
- Viscosity;
- Heat Transfer;
- Liquid-Solid Interfaces;
- Mathematical Models;
- One Dimensional Flow;
- Steady State;
- Stiffness;
- Temperature Gradients;
- Fluid Mechanics and Heat Transfer