A vapor-pressure driven micro pump system comprising an enclosure of a supporting structure; a first chamber having a first volatile material as a propellant with a plurality of exit nozzles; a second chamber have a second volatile material inside of a collapsible diaphragm which separates the first and the second chambers within said enclosure, wherein a vacuum at the plurality of exit nozzles causes vaporization of said propellant, which is compensated and displaced by vapor of said second volatile material at a substantially constant pressure by moving of said collapsible diaphragm. The vapor-pressure driven pump system is useful for various situations, especially in a gravity-free environment in space exploration.
Vapor-pressure driven pump
2023-08-08
Patent
Electronic Resource
English
IPC: | F04F PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED , Pumpen von Arbeitsfluiden durch unmittelbare Berührung mit einem anderen Arbeitsfluid oder durch Ausnutzung der Trägheit des zu pumpenden Arbeitsfluids / B64G Raumfahrt , COSMONAUTICS / F04B Verdrängerkraft- und Verdrängerarbeitsmaschinen für Flüssigkeiten , POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS |