Ribbed tubeless heat exchanger for fluid heating systems including a rib component and methods of manufacture thereof
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F28D-007/10
B21D-053/04
B21D-053/08
B23P-015/26
B21D-039/02
B21D-053/02
F28D-007/02
출원번호
US-0949948
(2015-11-24)
등록번호
US-10228190
(2019-03-12)
발명자
/ 주소
Nett, Carl Nicholas
Snyder, Richard James
Waltz, Keith Richard
출원인 / 주소
FULTON GROUP N.A., INC.
대리인 / 주소
McCormick, Paulding & Huber LLP
인용정보
피인용 횟수 :
0인용 특허 :
18
초록▼
A tubeless heat exchanger for heating a production fluid disposed in a vessel, including: a tubeless heat exchanger core disposed at least partially within the vessel, the tubeless heat exchanger core comprising an inner casing and an outer casing disposed around the inner casing, the inner and oute
A tubeless heat exchanger for heating a production fluid disposed in a vessel, including: a tubeless heat exchanger core disposed at least partially within the vessel, the tubeless heat exchanger core comprising an inner casing and an outer casing disposed around the inner casing, the inner and outer casings defining therebetween a flow passage for a thermal transfer fluid to flow, the tubeless heat exchanger core further comprising a core inlet arranged to receive the thermal transfer fluid and a core outlet arranged to provide the thermal transfer fluid, the core inlet and core outlet being fluidically connected to the flow passage, wherein each of the outer casing and the inner casing has an inner surface and an outer surface, wherein the respective inner surfaces face each other and define therebetween the flow passage for the thermal transfer fluid to flow and wherein at least a portion of the respective outer surfaces are arranged to be contacted by the production fluid, wherein the flow passage defines a path comprising at least one pass around a perimeter of the heat exchanger core, and wherein, in use, the thermal transfer fluid in the heat exchanger core transfers heat from the thermal transfer fluid to the production fluid through at least a portion of both the inner and outer casings.
대표청구항▼
1. A tubeless heat exchanger for heating a production fluid disposed in a vessel, comprising: a tubeless heat exchanger core disposed at least partially within the vessel, the tubeless heat exchanger core comprising an inner casing and an outer casing disposed around the inner casing, the inner and
1. A tubeless heat exchanger for heating a production fluid disposed in a vessel, comprising: a tubeless heat exchanger core disposed at least partially within the vessel, the tubeless heat exchanger core comprising an inner casing and an outer casing disposed around the inner casing, the inner and outer casings defining therebetween a flow passage for a thermal transfer fluid to flow, the tubeless heat exchanger core further comprising a core inlet arranged to receive the thermal transfer fluid and a core outlet arranged to provide the thermal transfer fluid, the core inlet and core outlet being fluidically connected to the flow passage, and at least one of the core inlet and core outlet being disposed on the inner casing;wherein each of the outer casing and the inner casing has an inner surface and an outer surface, wherein the respective inner surfaces face each other and define therebetween the flow passage for the thermal transfer fluid to flow and wherein at least a portion of the respective outer surfaces are arranged to be contacted by the production fluid, wherein the flow passage defines a path comprising at least one pass around a perimeter of the heat exchanger core; andwherein, in use, the thermal transfer fluid in the heat exchanger core transfers heat from the thermal transfer fluid to the production fluid through at least a portion of both the inner and outer casings. 2. The heat exchanger of claim 1, further comprising: an outlet member, which penetrates the vessel and which fluidically connects the core outlet through the vessel to provide the thermal transfer fluid outside of the vessel; anda conduit fluidically connected to the heat exchanger core, and arranged to provide the thermal transfer fluid to the heat exchanger core, the conduit having a conduit outlet end fluidically connected to the core inlet and a conduit inlet end arranged to receive the thermal transfer fluid. 3. The heat exchanger of claim 1, wherein the flow passage comprises a flow passage guide, the flow passage guide comprising at least one of: a rib, a ridge, and a deformation of the inner surface of one or both of the inner casing and the outer casing, to guide the flow of the thermal transfer fluid along the flow passage from the core inlet to the core outlet. 4. The heat exchanger of claim 1, wherein the flow passage defines a helical path between the core inlet and core outlet. 5. The heat exchanger of claim 1, wherein an entirety of the outer surfaces of the tubeless heat exchanger core is contacted by the production fluid. 6. The heat exchanger of claim 1, wherein the inner casing and the outer casing of the heat exchanger core each have a largest outer diameter of 30 cm to 350 cm and a maximum height of 15 cm to 1,400 cm. 7. The heat exchanger of claim 1, wherein an aspect ratio of the flow passage of the tubeless heat exchanger core is 10 to 100, wherein the aspect ratio is a ratio of a height of the flow passage to a width of the flow passage. 8. The heat exchanger of claim 1, wherein at least one of the inner casing and the outer casing of the tubeless heat exchanger core has a thickness of 0.5 centimeters to 5 centimeters. 9. The heat exchanger of claim 1, wherein the inner casing is coaxial with the outer casing. 10. The heat exchanger of claim 1, wherein the production fluid contacts an entirety of the outer surfaces of the inner and outer casings of the heat exchanger core, and the production fluid, and the thermal transfer fluid each independently comprise a liquid, a gas, or a combination thereof. 11. The heat exchanger of claim 1, wherein the production fluid and the thermal transfer fluid each independently comprise water, a substituted or unsubstituted C1 to C30 hydrocarbon, air, carbon dioxide, carbon monoxide, or a combination thereof. 12. The heat exchanger of claim 1, wherein the production fluid comprises liquid water, steam, a thermal fluid, a glycol, or a combination thereof. 13. The heat exchanger of claim 1, wherein the thermal transfer fluid does not contact the vessel. 14. The heat exchanger of claim 1, wherein the flow passage is contained entirely within the vessel. 15. The heat exchanger of claim 1, wherein the heat exchanger core comprises a core top head and a core bottom head, and wherein the inner casing and outer casing are disposed between the core top head and the core bottom head. 16. The heat exchanger of claim 15, wherein the outer surfaces of the inner casing, the outer casing, and the bottom head are contacted by the production fluid. 17. The heat exchanger of claim 16, wherein the outer surface of the top head is contacted by the production fluid. 18. The heat exchanger of claim 1, wherein the inner casing and outer casing are both cylindrical. 19. The heat exchanger of claim 1, wherein at least a portion of the conduit is coaxial with the tubeless heat exchanger core. 20. The heat exchanger of claim 1, wherein the core inlet is disposed on the inner casing. 21. The heat exchanger of claim 2, wherein the conduit is configured to provide the thermal transfer fluid from the conduit inlet, along the conduit to the conduit outlet and the core inlet to the flow passage, and wherein the conduit comprises a conduit outer surface, at least a portion of the conduit outer surface also arranged to be contacted by the production fluid. 22. The heat exchanger of claim 1, wherein the outlet member mechanically attaches the core outlet to the vessel to provide mechanical support for the heat exchanger core and to avoid thermal stresses in the heat exchanger core within the vessel. 23. The heat exchanger of claim 1, wherein the vessel has a vessel inlet arranged to receive production fluid and a vessel outlet arranged to provide heated production fluid. 24. The heat exchanger of claim 1, wherein a vessel comprises a pressure vessel. 25. The heat exchanger of claim 1, wherein the inner casing and the outer casing each independently have a circular cross-sectional shape, an elliptical cross-sectional shape, an oval cross-sectional shape, a stadium cross-sectional shape, a semicircular cross-sectional shape, a square cross-sectional shape, a rectangular cross-sectional shape, a triangular cross-sectional shape, or combination thereof. 26. The heat exchanger of claim 1, wherein the inner casing and the outer casing have a same cross-sectional shape. 27. The heat exchanger of claim 1, wherein the flow passage has a helical shape, a stepped shape, a shape of a segment of a circle, a shape of a segment of a helix, or a combination thereof. 28. The heat exchanger of claim 1, wherein the flow passage has a circular cross-sectional shape, an annular cross-sectional shape, an elliptical cross-sectional shape, an oval cross-sectional shape, a stadium cross-sectional shape, a semicircular cross-sectional shape, a square cross-sectional shape, a rectangular cross-sectional shape, a triangular cross-sectional shape, or combination thereof. 29. The heat exchanger of claim 3, wherein the flow passage guide is rigidly attached to the inner casing, the outer casing, or a combination thereof. 30. The heat exchanger of claim 3, wherein the inner casing and the flow passage guide, the outer casing and the flow passage guide, or a combination thereof are rigidly attached by a weld. 31. The heat exchanger of claim 3, wherein a pitch of the flow passage guide is between 0 degrees and 90 degrees with respect to a tangent direction, wherein the tangent direction is perpendicular to a longitudinal axis of the outer casing. 32. A tubeless heat exchanger for heating a production fluid disposed in a vessel, comprising: a tubeless heat exchanger core disposed at least partially within the vessel, the tubeless heat exchanger core comprising an inner casing and an outer casing disposed around the inner casing, the inner and outer casings defining therebetween a flow passage for a thermal transfer fluid to flow, the tubeless heat exchanger core further comprising a core inlet arranged to receive the thermal transfer fluid and a core outlet arranged to provide the thermal transfer fluid, the core inlet and core outlet being fluidically connected to the flow passage, and at least one of the core inlet and core outlet being disposed on the inner casing;wherein each of the outer casing and the inner casing has an inner surface and an outer surface, wherein the respective inner surfaces face each other and define therebetween the flow passage for the thermal transfer fluid to flow and wherein an entirety of the respective outer surfaces are arranged to be contacted by the production fluid in the vessel, wherein the flow passage defines a path comprising at least one pass around a perimeter of the heat exchanger core; andwherein, in use, the thermal transfer fluid in the heat exchanger core transfers heat from the thermal transfer fluid to the production fluid through an entirety of both the inner and outer casings. 33. The heat exchanger of claim 32, wherein the core inlet is disposed on the inner casing. 34. The heat exchanger of claim 32, wherein the heat exchanger core is arranged within the vessel to avoid thermal stress in the heat exchanger core. 35. The heat exchanger of claim 32, further comprising a conduit fluidically connected to the heat exchanger core, and arranged to provide the thermal transfer fluid to the heat exchanger core, the conduit having a conduit outlet end fluidically connected to the core inlet and a conduit inlet end arranged to receive the thermal transfer fluid. 36. The heat exchanger of claim 35, wherein the conduit is configured to provide the thermal transfer fluid from the conduit inlet, along the conduit to the conduit outlet and the core inlet to the flow passage, and wherein the conduit comprises a conduit outer surface, at least a portion of the conduit outer surface also arranged to be contacted by the production fluid. 37. The heat exchanger of claim 32, wherein the flow passage comprises a flow passage guide, the flow passage guide comprising at least one of: a rib, a ridge, and a deformation of the inner surface of one or both of the inner and outer casing, to guide the flow of the thermal transfer fluid along the flow passage from the core inlet to the core outlet. 38. A tubeless heat exchanger for heating a production fluid disposed in a vessel, comprising: a tubeless heat exchanger core disposed at least partially within the vessel, the tubeless heat exchanger core comprising an inner casing and an outer casing disposed around the inner casing, the inner and outer casings defining therebetween a flow passage for a thermal transfer fluid to flow, the tubeless heat exchanger core further comprising a core inlet arranged to receive the thermal transfer fluid and a core outlet arranged to provide the thermal transfer fluid, the core inlet and core outlet being fluidically connected to the flow passage, and at least one of the core inlet and core outlet being disposed on the inner casing;wherein each of the outer casing and the inner casing has an inner surface and an outer surface, wherein the respective inner surfaces face each other and define therebetween the flow passage for the thermal transfer fluid to flow and wherein at least a portion of the respective outer surfaces are arranged to be contacted by the production fluid, wherein the flow passage defines a helical path between the core inlet and core outlet, wherein, in use, the thermal transfer fluid in the heat exchanger core transfers heat from the thermal transfer fluid to the production fluid through at least a portion of both the inner and outer casings; andwherein the flow passage comprises at least one of: a rib, a ridge, and a deformation of the inner surface of one or both of the inner casing and the outer casing, to guide the flow of the thermal transfer fluid along the flow passage from the core inlet to the core outlet. 39. The heat exchanger of claim 38, wherein an aspect ratio of the flow passage of the tubeless heat exchanger core is 10 to 100, wherein the aspect ratio is a ratio of a height of the flow passage to a width of the flow passage. 40. The heat exchanger of claim 38, wherein the core inlet is disposed on the inner casing. 41. The heat exchanger of claim 38, wherein the heat exchanger core is arranged within the vessel to avoid thermal stress in the heat exchanger core.
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이 특허에 인용된 특허 (18)
Schlesch Ronald D. ; Gaines Michael H., Annular tube heat exchanger.
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