Heat exchanging insert and method for fabricating same
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F28D-007/12
F28F-013/12
출원번호
US-0372683
(2006-03-10)
등록번호
US-8162040
(2012-04-24)
발명자
/ 주소
Briselden, Thomas D.
출원인 / 주소
Spinworks, LLC
대리인 / 주소
Woodard, Jon L.
인용정보
피인용 횟수 :
3인용 특허 :
62
초록▼
A heated energy system includes an integral ceramic insert heat exchanger having an integral ceramic construction and an outer ceramic wall that is helical in shape. When the heat exchanger is positioned within a surrounding fluid path enclosure, the outer ceramic wall forms, with the enclosure, at
A heated energy system includes an integral ceramic insert heat exchanger having an integral ceramic construction and an outer ceramic wall that is helical in shape. When the heat exchanger is positioned within a surrounding fluid path enclosure, the outer ceramic wall forms, with the enclosure, at least one spiral path for flowing products of energy generation. No more than one insert body has an outer wall that is helical in shape that is present along the first length of the surrounding fluid path enclosure. The outer ceramic wall receives heat energy when the products of energy generation flow through the fluid path. A method for fabricating integral ceramic insert heat exchangers includes using a tool having a silicon carbide channel and a cavity channel, the silicon carbide channel extending at least partially outside the cavity channel in directions defined by a rotational plane of the tool.
대표청구항▼
1. An integral ceramic insert heat exchanger for a heated energy system, the energy system including a fluid path for products of energy generation that is located within a surrounding fluid path enclosure, said heat exchanger comprising: an insert body, said insert body having an integral ceramic c
1. An integral ceramic insert heat exchanger for a heated energy system, the energy system including a fluid path for products of energy generation that is located within a surrounding fluid path enclosure, said heat exchanger comprising: an insert body, said insert body having an integral ceramic construction having an outer ceramic wall that is helical in shape and allows for the conductive transfer of heat therethrough, said outer ceramic wall forming, when said heat exchanger is positioned within the surrounding fluid path enclosure, at least one spiral path between the surrounding fluid path enclosure and said outer ceramic wall for flowing products of energy generation;said insert body being located along a first length of the surrounding fluid path enclosure, no more than one insert body being present along said first length of the surrounding fluid path enclosure, said outer ceramic wall of said insert body positioned to be exposed to the products of energy generation and to allow said insert body to receive heat energy from the products of energy generation when the products of energy generation flow through said at least one spiral path;said outer ceramic wall defining a hollow helical internal ceramic fluent channel within said insert body;said insert body including a fluid inlet to allow for the entry of a heat transfer fluid therein to said fluent channel to allow for the absorption of heat energy produced by products of energy generation through said insert body to the heat transfer fluid, and a fluid outlet from said fluent channel to allow for the expulsion of the heat transfer fluid after the heat transfer fluid has absorbed the heat energy through said insert body in said fluent channel;said fluent channel having an inter path divider with a parallel flow path and a counter flow path along the length of said insert body in which one of said parallel flow path or said counter flow path defines a central or straight flow path along the central axis of said insert body and the other has a substantially flat cross section extending from said central axis; andsaid fluid inlet, said fluent channel, and said fluid outlet being positioned to allow the heat transfer fluid to absorb heat energy produced by products of energy generation of said heated energy system without allowing the products of energy generation to come into contact with the heat transfer fluid before the heat transfer fluid is expelled from said fluid outlet. 2. The integral ceramic insert heat exchanger of claim 1, said heat exchanger being included as part of a heated energy system that includes a combustion chamber, the products of energy generation being the products of combustion from a combustion process occurring within the combustion chamber. 3. The integral ceramic insert heat exchanger of claim 1, said heat exchanger being included as part of a heated energy system that includes a radiant tube, the products of energy generation being the products of combustion from a combustion process occurring within the radiant tube. 4. The integral ceramic insert heat exchanger of claim 1, said heat exchanger being included as part of a heated energy system that includes a fuel cell, the products of energy generation being the products of the fuel cell reaction occurring within the fuel cell. 5. The integral ceramic insert heat exchanger of claim 1, said heat exchanger being included as part of a heated energy system that includes a catalytic system, the products of energy generation being the products of the catalytic reaction occurring within the catalytic system. 6. The integral ceramic insert heat exchanger of claim 1, said fluent channel having a helical shape. 7. The integral ceramic insert heat exchanger of claim 1, said fluent channel having a non-helical shape. 8. The integral ceramic insert heat exchanger of claim 1, said insert body having two helical wings. 9. The integral ceramic insert heat exchanger of claim 1, said ceramic construction of said insert body comprising silicon carbide. 10. The integral ceramic insert heat exchanger of claim 1, said ceramic construction of said insert body comprising siliconized silicon carbide. 11. The integral ceramic insert heat exchanger of claim 1, said ceramic construction of said insert body comprising sintered silicon carbide. 12. The integral ceramic insert heat exchanger of claim 1, said ceramic construction of said insert body comprising reaction-bonded silicon carbide. 13. The integral ceramic insert heat exchanger of claim 1, said ceramic construction of said insert body comprising nitrate-bonded silicon carbide. 14. The integral ceramic insert heat exchanger of claim 1, said fluid outlet being manifolded to channel the heat transfer fluid away from the heated energy system to prevent the heat transfer fluid from coming into contact with the products of energy generation before the heat transfer fluid is expelled from the heated energy system. 15. The integral ceramic insert heat exchanger of claim 1, said fluid outlet being manifolded to channel at least a portion of the heat transfer fluid back into the heated energy system, after the heat transfer fluid has been expelled from said fluid outlet, to be in contact with and transfer heat energy to the products of energy generation when the products of energy generation flow through at least one of said at least one fluid path. 16. The integral ceramic insert heat exchanger of claim 1, said fluid outlet being manifolded to channel at least a portion of the heat transfer fluid back into the heated energy system, after the heat transfer fluid has been expelled from said fluid outlet, to be in contact with and transfer heat energy to fuel of the heated energy system prior to the use of the fuel for energy generation. 17. The integral ceramic insert heat exchanger of claim 1, said insert body and said surrounding fluid enclosure being formed as a unitary ceramic component. 18. The integral ceramic insert heat exchanger of claim 1 further comprising said substantially flat cross section extending from said central axis comprises two wings extending from said central axis. 19. An integral ceramic insert heat exchanger for a heated energy system, the energy system including a fluid path for products of energy generation that is located within a surrounding fluid path enclosure, said heat exchanger comprising: an insert body, said insert body having an integral ceramic construction having an outer ceramic wall that is helical in shape and said outer ceramic wall defining a hollow helical internal ceramic fluent channel that allows for the conductive transfer of heat therethrough, said outer ceramic wall forming, when said insert is positioned within the surrounding fluid path enclosure, at least one spiral path of said integral ceramic construction for flowing products of energy generation;said insert body being located along a first length of the surrounding fluid path enclosure, no more than one insert body having an outer wall that is helical in shape being present along said first length of the surrounding fluid path enclosure, said outer ceramic wall of said insert body positioned to be exposed to the products of energy generation and to allow said insert body to receive heat energy from the products of energy generation when the products of energy generation flow through said at least one fluid path;said insert body including a fluid inlet to allow for the entry of a heat transfer fluid therein to said fluent channel to allow for the absorption of heat energy produced by products of energy generation through said insert body to the heat transfer fluid, and a fluid outlet from said fluent channel to allow for the expulsion of the heat transfer fluid after the heat transfer fluid has absorbed the heat energy through said insert body in said fluent channel;said fluent channel having an inter path divider with a parallel flow path and a counter flow path along the length of said insert body in which one of said parallel flow path or said counter flow path defines a central or straight flow path along the central axis of said insert body and the other has a substantially flat cross section extending from said central axis; andsaid fluid inlet, said fluent channel, and said fluid outlet being positioned to allow the heat transfer fluid to absorb heat energy produced by products of energy generation of said heated energy system without allowing the products of energy generation to come into contact with the heat transfer fluid before the heat transfer fluid is expelled from said fluid outlet. 20. The integral ceramic insert heat exchanger of claim 19, said heat exchanger being included as part of a heated energy system that includes a combustion chamber, the products of energy generation being the products of combustion from a combustion process occurring within the combustion chamber system. 21. The integral ceramic insert heat exchanger of claim 19, said heat exchanger being included as part of a heated energy system that includes a radiant tube, the products of energy generation being the products of combustion from a combustion process occurring within the radiant tube. 22. The integral ceramic insert heat exchanger of claim 19, said heat exchanger being included as part of a heated energy system that includes a fuel cell, the products of energy generation being the products of the fuel cell reaction occurring within the fuel cell. 23. The integral ceramic insert heat exchanger of claim 19, said heat exchanger being included as part of a heated energy system that includes a catalytic system, the products of energy generation being the products of the catalytic reaction occurring within the catalytic system. 24. The integral ceramic insert heat exchanger of claim 19, said fluent channel having a helical shape. 25. The integral ceramic insert heat exchanger of claim 19, said fluent channel having a non-helical shape. 26. The integral ceramic insert heat exchanger of claim 19, said insert body having two helical wings. 27. The integral ceramic insert heat exchanger of claim 19, said ceramic construction of said insert body comprising silicon carbide. 28. The integral ceramic insert heat exchanger of claim 19, said ceramic construction of said insert body comprising siliconized silicon carbide. 29. The integral ceramic insert heat exchanger of claim 19, said ceramic construction of said insert body comprising sintered silicon carbide. 30. The integral ceramic insert heat exchanger of claim 19, said ceramic construction of said insert body comprising reaction-bonded silicon carbide. 31. The integral ceramic insert heat exchanger of claim 19, said ceramic construction of said insert body comprising nitrate-bonded silicon carbide. 32. The integral ceramic insert heat exchanger of claim 19, said fluid outlet being manifolded to channel the heat transfer fluid away from the heated energy system to prevent the heat transfer fluid from coming into contact with the products of energy generation before the heat transfer fluid is expelled from the heated energy system. 33. The integral ceramic insert heat exchanger of claim 19, said fluid outlet being manifolded to channel at least a portion of the heat transfer fluid back into the heated energy system, after the heat transfer fluid has been expelled from said fluid outlet, to be in contact with and transfer heat energy to the products of energy generation when the products of energy generation flow through at least one of said at least one fluid path. 34. The integral ceramic insert heat exchanger of claim 19, said fluid outlet being manifolded to channel at least a portion of the heat transfer fluid back into the heated energy system, after the heat transfer fluid has been expelled from said fluid outlet, to be in contact with and transfer heat energy to fuel of the heated energy system prior to the use of the fuel for energy generation. 35. The integral ceramic insert heat exchanger of claim 19, said insert body and said surrounding fluid enclosure being formed as a unitary ceramic component. 36. The integral ceramic insert heat exchanger of claim 19 further comprising said substantially flat cross section extending from said central axis comprises two wings extending from said central axis. 37. A heated energy system comprising: a fluid path for products of energy generation and a surrounding fluid path enclosure;an integral ceramic insert heat exchanger, said heat exchanger having an insert body, said insert body having an integral ceramic construction having an outer ceramic wall that is helical in shape and said outer ceramic wall defining a hollow helical internal ceramic fluent channel that allows for the conductive transfer of heat there through, said outer ceramic wall forming, when said insert body is positioned within the surrounding fluid path enclosure, at least one spiral path of said integral ceramic construction for flowing products of energy generation;said insert body being located along a first length of the surrounding fluid path enclosure, no more than one insert body being present along said first length of the surrounding fluid path enclosure, said outer ceramic wall of said insert body positioned to be exposed to the products of energy generation and to allow said insert body to receive heat energy from the products of energy generation when the products of energy generation flow through said at least one fluid path;said insert body including a fluid inlet to allow for the entry of a heat transfer fluid therein to said fluent channel to allow for the absorption of heat energy produced by products of energy generation through said insert body to the heat transfer fluid, and a fluid outlet from said fluent channel to allow for the expulsion of the heat transfer fluid after the heat transfer fluid has absorbed the heat energy through said insert body in said fluent channel;said fluent channel having an inter path divider with a parallel flow path and a counter flow path along the length of said insert body in which one of said parallel flow path or said counter flow path defines a central or straight flow path along the central axis of said insert body and the other has a substantially flat cross section extending from said central axis; andsaid fluid inlet, said fluent channel, and said fluid outlet being positioned to allow the heat transfer fluid to absorb heat energy produced by products of energy generation of said heated energy system without allowing the products of energy generation to come into contact with the heat transfer fluid before the heat transfer fluid is expelled from said fluid outlet. 38. The heated energy system of claim 37, said heated energy system including a combustion chamber, the products of energy generation being the products of combustion from a combustion process occurring within the combustion chamber. 39. The heated energy system of claim 37, said heated energy system including a radiant tube, the products of energy generation being the products of combustion from a combustion process occurring within the radiant tube. 40. The heated energy system of claim 37, said heated energy system including a fuel cell system, the products of energy generation being the products of the fuel cell reaction occurring within the fuel cell. 41. The heated energy system of claim 37, said heated energy system including a catalytic system, the products of energy generation being the products of the catalytic reaction occurring within the catalytic system. 42. The heated energy system of claim 37, said fluent channel of said insert body having a helical shape. 43. The heated energy system of claim 37, said fluent channel of said insert body having a non-helical shape. 44. The heated energy system of claim 37, said insert body having two helical wings. 45. The heated energy system of claim 37, said integral ceramic construction of said insert body comprising silicon carbide. 46. The heated energy system of claim 37, said integral ceramic construction of said insert body comprising siliconized silicon carbide. 47. The heated energy system of claim 37, said integral ceramic construction of said insert body comprising sintered silicon carbide. 48. The heated energy system of claim 37, said integral ceramic construction of said insert body comprising reaction-bonded silicon carbide. 49. The heated energy system of claim 37, said integral ceramic construction of said insert body comprising nitrate-bonded silicon carbide. 50. The heated energy system claim 37, said fluid outlet being manifolded to channel the heat transfer fluid away from said heated energy system to prevent the heat transfer fluid from coming into contact with the products of energy generation before the heat transfer fluid is expelled from said heated energy system. 51. The heated energy system of claim 37, said fluid outlet being manifolded to channel at least a portion of the heat transfer fluid back into said heated energy system, after the heat transfer fluid has been expelled from said fluid outlet, to be in contact with and transfer heat energy to the products of energy generation when the products of energy generation flow through at least one of said at least one fluid path. 52. The heated energy system of claim 37, said fluid outlet being manifolded to channel at least a portion of the heat transfer fluid back into said heated energy system, after the heat transfer fluid has been expelled from said fluid outlet, to be in contact with and transfer heat energy to fuel of said heated energy system prior to the use of the fuel for energy generation. 53. The heated energy system of claim 37, said insert body and said surrounding fluid enclosure being formed as a unitary ceramic component. 54. The heated energy system of claim 37 further comprising said substantially flat cross section extending from said central axis comprises two wings extending from said central axis.
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