Gerotor apparatus for a quasi-isothermal Brayton cycle engine
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F01C-019/00
F03C-002/00
F01C-019/02
F01C-021/06
F01C-020/14
F01C-001/10
출원번호
US-0749032
(2010-03-29)
등록번호
US-8905735
(2014-12-09)
발명자
/ 주소
Holtzapple, Mark T.
Rabroker, Andrew
Ross, Michael Kyle
Atmur, Steven D.
Noyes, Gary P.
출원인 / 주소
The Texas A&M University System
인용정보
피인용 횟수 :
0인용 특허 :
76
초록▼
According to one embodiment of the invention, an engine system comprises a housing, an outer gerotor, an inner gerotor, a tip inlet port, a face inlet port, and a tip outlet port. The housing has a first sidewall, a second sidewall, a first endwall, and a second endwall. The outer gerotor is at leas
According to one embodiment of the invention, an engine system comprises a housing, an outer gerotor, an inner gerotor, a tip inlet port, a face inlet port, and a tip outlet port. The housing has a first sidewall, a second sidewall, a first endwall, and a second endwall. The outer gerotor is at least partially disposed in the housing and at least partially defines an outer gerotor chamber. The inner gerotor is at least partially disposed within the outer gerotor chamber. The tip inlet port is formed in the first sidewall and allows fluid to enter the outer gerotor chamber. The face inlet port is formed in the first endwall and allows fluid to enter the outer gerotor chamber. The tip outlet port is formed in the second sidewall and allows fluid to exit the outer gerotor chamber.
대표청구항▼
1. A system, comprising: a housing; andan outer gerotor at least partially disposed in the housing and at least partially defining an outer gerotor chamber,wherein: the housing includes a single movable slider configured to circumferentially move with respect to a circumferential wall of the housing
1. A system, comprising: a housing; andan outer gerotor at least partially disposed in the housing and at least partially defining an outer gerotor chamber,wherein: the housing includes a single movable slider configured to circumferentially move with respect to a circumferential wall of the housing to adjust a ratio of compression or expansion in the outer gerotor chamber,the single movable slider has a maximum length of circumferential movement, andthe system is configured such that the circumferential movement of the slider over the maximum length does not modify a radial distance between the single movable slider and the circumferential wall of the housing. 2. The system of claim 1, further comprising: a temperature regulator at least partially disposed in the housing, the temperature regulator configured to regulate a temperature of the housing, the temperature regulator including at least one channel configured to receive a fluid. 3. The system of claim 2, further comprising: an inner gerotor at least partially disposed within the outer gerotor chamber; anda seal between the housing and one of the outer gerotor or the inner gerotor, wherein the temperature regulator is configured to thermally expand the housing away from the seal. 4. The system of claim 1, further comprising: an inner gerotor at least partially disposed within the outer gerotor chamber,wherein: the housing further includes a tip outlet port,the tip outlet port is configured to allow fluid to exit the outer gerotor chamber,the tip outlet port includes a top portion and a bottom portion,a first seal is located between the top portion and one of the inner gerotor or the outer gerotor,a second seal is located between the bottom portion and the one of the inner gerotor or the outer gerotor, andthe top portion and the bottom portion are substantially symmetrical. 5. The system of claim 4, wherein the substantially symmetrical top and bottom portions are operable to balance pressures created by a fluid leak associated with at least one of the first seal or the second seal. 6. The system of claim 1, further comprising: an inner gerotor at least partially disposed within the outer gerotor chamber; anda seal between the housing and one of the inner gerotor or the outer gerotor, wherein a thermal datum for the system is substantially in a same plane as the seal. 7. The system of claim 6, further comprising: at least one bearing substantially in the same plane as the thermal datum. 8. The system of claim 1, further comprising: an inner gerotor at least partially disposed within the outer gerotor chamber,wherein: the system is configured such that an interaction between a portion of one of the inner gerotor or the outer gerotor and a portion of the housing creates a journal bearing, andthe journal bearing includes a gap between the housing and the one of the inner gerotor or the outer gerotor. 9. The system of claim 8, wherein: the one of the inner gerotor or the outer gerotor includes peripheral portions separated by at least one slot, and a weight of the peripheral portions centrifugally forces an inner perimeter of the one of the inner gerotor or the outer gerotor to open up when the one of the inner gerotor or the outer gerotor rotates. 10. The system of claim 1, further comprising: an inner gerotor at least partially disposed within the outer gerotor chamber,wherein the system is configured to introduce power to an engine system through the inner gerotor. 11. The system of claim 10, wherein: the system is configured to introduce the power through a rotatable shaft, andthe inner gerotor is rigidly coupled to the rotatable shaft. 12. The system of claim 1, wherein the system is configured to introduce power to an engine system through the outer gerotor. 13. The system of claim 1, further comprising: an inner gerotor at least partially disposed within the outer gerotor chamber; anda motor imbedded in the inner gerotor. 14. The system of claim 1, further comprising: an inner gerotor at least partially disposed within the outer gerotor chamber;wherein at least a portion of one of the outer gerotor or the inner gerotor comprises a low-friction material. 15. The system of claim 1, further comprising: an adjustable sealing structure operable to adjustably create a seal between the housing and the outer gerotor. 16. The system of claim 15, wherein: the outer gerotor includes at least one strengthening band,the adjustable sealing structure is configured to receive the strengthening band, andthe seal is located between the housing and the strengthening band. 17. The system of claim 16, wherein: the adjustable sealing structure includes at least one groove having a gap configured to receive the strengthening band,the at least one groove includes a first seat disposed on one side of the gap and a second seat disposed on a second side of the gap,at least one of the first seat or the second seat is actuatable towards another of the first seat or the second seat to reduce the gap, andthe system is configured such that the actuation of at least one of the first seat or the second seat forces the first seat and the second seats against the strengthening band. 18. The system of claim 17, wherein at least one of the first seat or the second seat includes tubing that is configured to receive fluid to actuate towards the other of the first seat or the second seat. 19. The system of claim 1, wherein: the outer gerotor includes at least one gerotor chamber face inlet port that is configured to rotate with the outer gerotor, andthe at least one gerotor chamber face inlet port is configured to be opened during an intake of fluids into the outer gerotor chamber and to be closed during an exhaust of fluids out of the outer gerotor chamber. 20. The system of claim 19, further comprising: an inner gerotor at least partially disposed within the outer gerotor chamber,wherein: the at least one gerotor chamber face inlet port is in fluid communication with a face inlet port of the housing and the outer gerotor chamber during the intake of fluids into the outer gerotor chamber, andthe at least one gerotor chamber face inlet port is blocked on one side by the housing and on another side by the inner gerotor during the exhaust of fluids out of the outer gerotor chamber. 21. The system of claim 1, further comprising: an inner gerotor at least partially disposed within the outer gerotor chamber. 22. The system of claim 1, wherein the single movable slider is configured to provide a different ratio of compression or a different ratio of expansion at each location along the maximum length of circumferential movement. 23. The system of claim 1, wherein the system is configured such that movement of the single movable slider alone adjusts the ratio of compression in the outer gerotor chamber. 24. The system of claim 1, wherein the system is configured such that the movement of the movable slider does not introduce dead space into the system. 25. A system, comprising: a housing; andan outer gerotor at least partially disposed in the housing and at least partially defining an outer gerotor chamber,wherein: the housing includes a single movable slider configured to adjust a ratio of compression or expansion in the outer gerotor chamber by modifying a compression or expansion area in the outer gerotor chamber,the single movable slider has a maximum length of circumferential movement with respect to a circumferential wall of the housing, andthe system is configured such that the circumferential movement of the slider over the maximum length does not modify a radial distance between the single movable slider and the circumferential wall of the housing. 26. The system of claim 25, further comprising: an inner gerotor at least partially disposed within the outer gerotor chamber. 27. A system, comprising: a housing; andan outer gerotor at least partially disposed in the housing and at least partially defining an outer gerotor chamber,wherein: the housing includes a movable slider configured to adjust a ratio of compression or expansion in the outer gerotor chamber by modifying a compression or expansion area in the outer gerotor chamber,the single movable slider has a maximum length of circumferential movement with respect to a circumferential wall of the housing, andthe single movable slider is configured to provide a different ratio of compression or a different ratio of expansion at each location along the maximum length of circumferential movement. 28. The system of claim 27, further comprising: an inner gerotor at least partially disposed within the outer gerotor chamber.
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