A demisable fuel supply system for a satellite includes a pressurized aluminum alloy tank with an aluminum alloy propellant management device therein. The propellant management device (PMD) can have any capillary action surface tension fluid transport features known in the art. Selected inner surfac
A demisable fuel supply system for a satellite includes a pressurized aluminum alloy tank with an aluminum alloy propellant management device therein. The propellant management device (PMD) can have any capillary action surface tension fluid transport features known in the art. Selected inner surfaces of the tank and the PMD are covered with a titanium based coating to guarantee propellant wettability and corrosion resistance of the fuel supply system.
대표청구항▼
1. A demisable fuel supply system comprising: aluminum alloy liquid storage tank for storing a liquid propellant;aluminum alloy propellant management devices; anda highly wettable and corrosion resistant titanium based coating selected from the group consisting of pure titanium, and Ti-6Al-4V, and T
1. A demisable fuel supply system comprising: aluminum alloy liquid storage tank for storing a liquid propellant;aluminum alloy propellant management devices; anda highly wettable and corrosion resistant titanium based coating selected from the group consisting of pure titanium, and Ti-6Al-4V, and Ti-15V-3Cr-3Sn-3Al alloys covering selected internal surfaces of the liquid storage tank and propellant management devices. 2. The demisable fuel supply system of claim 1, wherein the titanium based coating is Ti-6Al-4V alloy. 3. The demisable fuel supply system of claim 1, wherein the titanium based coating has a thickness of from about 1 micron to about 10 microns. 4. The demisable fuel supply system of claim 1, wherein the titanium based coating is deposited by at least one of physical vapor deposition, chemical vapor deposition, sputtering, electroplating, and ion beam deposition. 5. The demisable fuel supply system of claim 1, wherein the aluminum alloy is selected from the group consisting of 6061, 2219, and 2014 alloys. 6. The demisable fuel supply system of claim 5, wherein the aluminum alloy is 6061 alloy. 7. The demisable fuel supply system of claim 1, wherein the liquid storage tank has a section thickness of from about 0.9 millimeters to about 7 millimeters. 8. The demisable fuel supply system of claim 1, wherein the liquid propellant comprises mono or bipropellant fuels. 9. The demisable fuel supply system of claim 8, wherein the mono propellant fuel comprises hydrazine. 10. A method of making a demisable fuel supply system comprising: fabricating liquid storage tank sections;fabricating propellant management device (PMD) components;attaching PMD components to the interior surfaces of the liquid storage tank sections;coating selected storage tank section interiors and the PMD components with a highly wettable and corrosion resistant titanium based coating selected from the group consisting of pure titanium, and Ti-6Al-4V, and Ti-15V-3Cr-3Sn-3Al alloy;assembling the populated storage tank sections to form a finished liquid storage tank. 11. The method of claim 10, wherein the storage tank sections and PMD components are made from an aluminum alloy. 12. The method of claim 11, wherein the aluminum alloy is selected from a group consisting of 6061, 2215, and 2014 alloys. 13. The method of claim 12, wherein the aluminum alloy is 6061 alloy. 14. The method of claim 10, wherein the PMD components are attached to the storage tank sections by welding, brazing, or with mechanical fasteners. 15. The method of claim 10, wherein the titanium based coating has a thickness of from about 1 micron to about 10 microns. 16. The method of claim 10, wherein the liquid storage tank sections are assembled by at least one of gas tungsten arc welding, electron beam welding, and laser beam welding. 17. The method of claim 10, wherein the liquid storage tank has a section thickness from about 0.9 millimeters to about 7 millimeters. 18. The method of claim 10, wherein the titanium based coating is deposited by at least one of physical vapor deposition, chemical vapor deposition, sputtering, electroplating, and ion beam deposition.
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이 특허에 인용된 특허 (27)
William James Clark ; Robert John Wetherall, Common bulkhead cryogenic propellant tank.
Jaekle ; Jr. Don E. (1042 Candlewood Ave. Sunnyvale CA) Grove R. K. (484 Panchita Way Los Altos CA), Liquid-propellant management system for rockets and space vehicles.
Rauscher ; Jr. Robert A. (Lawrenceville NJ), Method for attaching metallic tubing to nonmetallic pressure vessel, and pressure vessel made by the method.
Rauscher ; Jr. Robert A. (Lawrenceville NJ), Method for making nonmetallic pressure vessel with integral propellant management vane, and pressure vessel made by the.
Frosch Robert A. Administrator of the National Aeronautics and Space Administration ; with respect to an invention of ( St. Louis MO) Hess Donald A. (St. Louis MO) Regnier William W. (Florissant MO) , Passive propellant system.
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