A hydrogen generating apparatus includes a chemical reaction chamber, a chemical solution reservoir, an unpowered pressure-producing member for moving a chemical solution from the chemical solution reservoir to the chemical reaction chamber, and a distributed catalyst bed about the chemical reaction
A hydrogen generating apparatus includes a chemical reaction chamber, a chemical solution reservoir, an unpowered pressure-producing member for moving a chemical solution from the chemical solution reservoir to the chemical reaction chamber, and a distributed catalyst bed about the chemical reaction chamber.
대표청구항▼
What is claimed is: 1. A hydrogen generating apparatus comprising: a chemical reaction chamber; a chemical solution reservoir formed of an elastomer that applies a first pressure on a chemical solution contained therein that moves said chemical solution from said chemical solution reservoir to said
What is claimed is: 1. A hydrogen generating apparatus comprising: a chemical reaction chamber; a chemical solution reservoir formed of an elastomer that applies a first pressure on a chemical solution contained therein that moves said chemical solution from said chemical solution reservoir to said chemical reaction chamber; an unpowered pressure-producing member configured to provide a second pressure at said chemical solution reservoir that moves said chemical solution from said chemical solution reservoir to said chemical reaction chamber; and a catalyst bed disposed in said chemical reaction chamber. 2. The apparatus of claim 1, wherein said chemical solution reservoir is contained within said chemical reaction chamber such that occurrence of a hydrogen generating reaction in said reaction chamber produces a third pressure that moves said chemical solution from said chemical solution reservoir to said chemical reaction chamber. 3. The apparatus of claim 1, further comprising a gas collection shell disposed about said reaction chamber. 4. The apparatus of claim 3, wherein said gas collection shell further comprises a fluid communication path connected to a fuel cell. 5. The apparatus of claim 4, further comprising a pressure relief valve disposed in said fluid communication path. 6. The apparatus of claim 3. further comprising a hydrophobic membrane disposed between said gas collection shell and said catalyst bed. 7. The apparatus of claim 6, wherein said hydrophobic membrane comprises Celgard�� or Gore-Tex��. 8. The apparatus of claim 1, wherein said chemical solution reservoir is contained within said chemical reaction chamber. 9. The apparatus of claim 8, further comprising a fluid communication path between said chemical solution reservoir and said chemical reaction chamber. 10. The apparatus of claim 8, wherein a usable volume of said chemical reaction chamber increases as said chemical solution moves from said chemical solution reservoir to said chemical reaction chamber. 11. The apparatus of claim 9, wherein said fluid communication path is at least partially external to said chemical reaction chamber. 12. The apparatus of claim 9, further comprising a control valve disposed in said fluid communication path. 13. The apparatus of claim 12, wherein said control valve is operated by an electronic controller. 14. The apparatus of claim 12, wherein said control valve is mechanically operated. 15. The apparatus of claim 12, further comprising a pressure relief valve disposed in said fluid communication path. 16. The apparatus of claim 13, wherein said control valve is a micro-valve operable at variable frequencies, pulse widths, or aperture sizes by said electronic controller. 17. The apparatus of claim 16, wherein said electronic controller monitors a stack voltage of a fuel cell end adjusts one or more of said frequency, pulse width, or aperture size of said micro-valve in response to changes in said stack voltage. 18. The apparatus of claim 16, wherein said electronic controller monitors one or more of user settings, configuration settings, gas pressure, fuel cell current, and fuel cell power; and adjusts one or more of said frequency, pulse width, or aperture size of said micro-valve in response to monitored changes. 19. The apparatus of claim 17, wherein said electronic controller increases said frequency, pulse width, or aperture size of said micro-valve in response to a monitored stack voltage below a predetermined threshold. 20. The apparatus of claim 17. wherein said electronic controller decreases said frequency, pulse width, or aperture size of said micro-valve in response to a monitored stack voltage above a predetermined threshold. 21. The apparatus of claim 1, wherein said unpowered pressure-producing member comprises a spring. 22. The apparatus of claim 1, wherein said chemical solution is contained by said chemical solution reservoir and comprises a hydrogen-bearing fuel. 23. The apparatus of claim 22, wherein said chemical solution comprises an aqueous metal hydride. 24. The apparatus of claim 23, wherein said aqueous metal hydride comprises sodium borohydride. 25. The apparatus of claim 22, wherein said chemical solution comprises an amine borane. 26. The apparatus of claim 1, further comprising a catalyst coating on said pressure-producing member. 27. The apparatus of claim 26, wherein said catalyst coating or said catalyst bed comprise ruthenium for promoting production of hydrogen gas. 28. The apparatus of claim 1, further comprising a plate disposed between said pressure-producing member and said chemical solution reservoir. 29. A hydrogen generating apparatus comprising: a chemical reaction chamber; a chemical solution reservoir formed of an elastomer that applies a first pressure on a chemical solution contained therein that moves said chemical solution from said chemical solution reservoir to said chemical reaction chamber; an unpowered pressure-producing member for providing a second pressure at said chemical solution reservoir configured for moving said chemical solution from said chemical solution reservoir to said chemical reaction chamber; wherein said chemical solution reservoir is contained at least partially within said chemical reaction chamber such that a reaction occurring in said chemical reaction chamber provides a third pressure at said chemical solution reservoir for moving said chemical solution from said chemical solution reservoir to said chemical reaction chamber. 30. The apparatus of claim 29, further comprising a distributed catalyst bed in said chemical reaction chamber. 31. The apparatus of claim 29, further comprising a gas collection shell disposed about said chemical reaction chamber. 32. A hydrogen generating apparatus comprising: means for containing a chemical reaction; means for containing a chemical solution; means for catalyzing said chemical solution; means for storing mechanical potential energy; and means for converting said mechanical potential energy into pressure for moving said chemical solution from said means for containing a chemical solution to said means for containing a chemical reaction; wherein said means for storing mechanical potential energy include both an elastomeric material from which said means for containing a chemical solution are constructed and a physical biasing member. 33. The apparatus of claim 32, Wherein said means for containing a chemical solution is disposed within said means for containing a chemical reaction. 34. The apparatus of claim 33 wherein said chemical solution is an aqueous metal hydride. 35. The apparatus of claim 32, further comprising separation means for separating hydrogen gas produced in said means for containing a chemical reaction from said chemical solution. 36. The apparatus of claim 1, wherein said pressure-producing member comprises a biasing member producing a biasing force on said chemical solution to move said chemical solution from said reservoir to said reaction chamber. 37. The apparatus of claim 1, wherein a reaction occurring in said reaction chamber provides additional pressure that moves said chemical solution to said chemical reaction chamber. 38. The apparatus of claim 32, wherein a reaction occurring in said means for containing a chemical reaction provides additional pressure that moves said chemical solution to said means for containing a chemical reaction. 39. The apparatus of claim 29, further comprising a hydrophobic membrane about said chemical reaction chamber. 40. The apparatus of claim 1, wherein said chemical reaction chamber is initially filled with water.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (6)
Acker William P., Diagnostic method and control of preferential oxidation of carbon monoxide.
Cisar Alan J. (Cypress TX) Gonzalez-Martin Anuncia (College Station TX) Hitchens G. Duncan (Bryan TX) Murphy Oliver J. (Bryan TX), Membrane with internal passages to permit fluid flow and an electrochemical cell containing the same.
Fisher, Tobin J.; Covington, Thomas C.; Glassman, Jonathan L.; Thomas, Jesse M.; Braithwaite, Daniel, Articles of clothing and personal gear with on-demand power supply for electrical devices.
Braithwaite, Daniel; Ryu, Wonhyoung; Helland, Courtney Aline; Yamamoto, Kei E.; Peterson, Andrew Philip; Jonemann, Matthieu; Rodriguez, Adam Naegeli; Parisi-Amon, Gabriel, Cartridge for controlled production of hydrogen.
Braithwaite, Daniel; Ryu, Wonhyoung; Helland, Courtney Aline; Yamamoto, Kei E; Peterson, Andrew Philip; Jonemann, Matthieu; Rodriguez, Adam Naegeli; Parisi-Amon, Gabriel Jose, Cartridge for controlled production of hydrogen.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.