IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0104843
(2011-05-10)
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등록번호 |
US-8692425
(2014-04-08)
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발명자
/ 주소 |
- Creviston, Alex S.
- Chamberlin, Bradley D.
- Kubes, Larry
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출원인 / 주소 |
|
대리인 / 주소 |
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인용정보 |
피인용 횟수 :
1 인용 특허 :
71 |
초록
▼
Some embodiments of the invention provide an electric machine module comprising a housing including a sleeve member and at least one end cap. In some embodiments, the sleeve member can include a first coolant jacket and a second coolant jacket. Also, in some embodiments, the end cap can include an e
Some embodiments of the invention provide an electric machine module comprising a housing including a sleeve member and at least one end cap. In some embodiments, the sleeve member can include a first coolant jacket and a second coolant jacket. Also, in some embodiments, the end cap can include an end cap coolant jacket. Also, some embodiments provide an electric machine including stator end turns, housing at least partially enclosing the electric machine, and an end cap coolant jacket positioned substantially axially outward relative to at least one of the stator end turns.
대표청구항
▼
1. An electric machine module comprising: a housing including a sleeve member and at least one end cap, the housing at least partially defining a machine cavity, the sleeve member including a first coolant jacket and a second coolant jacket, the first coolant jacket configured to contain a first coo
1. An electric machine module comprising: a housing including a sleeve member and at least one end cap, the housing at least partially defining a machine cavity, the sleeve member including a first coolant jacket and a second coolant jacket, the first coolant jacket configured to contain a first coolant, and the second coolant jacket configured to contain a second coolant, andthe at least one end cap including an end cap coolant jacket, the end cap coolant jacket configured to contain at least a portion of one of the first coolant and the second coolant; andan electric machine comprising a stator assembly including stator end turns, the electric machine at least partially enclosed within the housing, and the end cap coolant jacket positioned substantially axially outward relative to at least one of the stator end turns,the first coolant jacket and the second coolant jacket each substantially circumscribing at least a portion of the outer diameter of the stator assembly. 2. The electric machine module of claim 1, wherein at least a portion of the first coolant jacket and at least a portion of the second coolant jacket each substantially circumscribe at least a portion of the stator assembly outside of the stator end turns. 3. The electric machine module of claim 1, wherein sleeve member comprises more than one first coolant jacket and more than one second coolant jacket. 4. The electric machine module of claim 1, wherein the electric machine comprises a rotor assembly including a rotor, a slinger operatively coupled to the rotor and extending substantially axially outward along at least a portion of an axial length of at least one of the stator end turns. 5. The electric machine module of claim 4, wherein the slinger is configured to form a hydrodynamic seal substantially around a portion of at least one of the stator end turns. 6. The electric machine module of claim 1, and further comprising a cover coupled to the at least one end cap, the cover extending substantially axially inward into the machine cavity along at least a portion of an axial length of at least one of the stator end turns, so that a stator cavity is formed by at least the slinger, the cover, and the at least one end cap. 7. The electric machine module of claim 6, and further comprising coolant apertures through a portion of the sleeve member so that the second coolant jacket is in fluid communication with the stator cavity. 8. An electric machine module comprising: a housing comprising a sleeve member and including at least one end cap, the housing at least partially defining a machine cavity at least partially enclosing a stator assembly, the at least one end cap comprising at least one semi-sealed chamber, andthe at least one semi-sealed chamber including a coolant inlet and a coolant outlet;an electric machine including stator end turns, the electric machine at least partially enclosed within the housing;a semi-sealed stator cavity formed by at least a portion of the electric machine, a portion of the at least one end cap, and the at least one semi-sealed chamber, a portion of the stator end turns substantially extend into the semi-sealed stator cavity; andwherein the sleeve member includes a first coolant jacket substantially circumscribing a portion of an outer diameter of the stator assembly and a second coolant jacket substantially circumscribing a portion of an outer diameter of the stator assembly. 9. The electric machine module of claim 8, wherein the semi-sealed stator cavity comprises a seal member. 10. The electric machine module of claim 8, wherein at least a portion of the first coolant jacket and at least a portion of a second coolant jacket each substantially circumscribes a portion of the outer diameter of the stator assembly outside of the stator end turns, the first coolant jacket configured to contain a first coolant and the second coolant jacket configured to contain a second coolant. 11. The electric machine module of claim 8, wherein the semi-sealed stator cavity is in fluid communication with the machine cavity. 12. The electric machine module of claim 8, wherein the semi-sealed chamber comprises an inner partition, an outer partition, and at least one cross partition. 13. The electric machine module of claim 8, wherein the semi-sealed chamber comprises substantially non-conductive materials. 14. The electric machine module of claim 8, wherein the housing comprises a thermally conductive material. 15. An electric machine module comprising: a housing including a sleeve member and at least one end cap, the housing at least partially defining a machine cavity at least partially enclosing a stator assembly, the at least one end cap comprising a plurality of semi-open chambers, andat least one of the plurality of semi-open chambers including a coolant inlet, at least one of the plurality of semi-open chambers including a coolant outlet;an electric machine including stator end turns, the electric machine at least partially enclosed within the housing;a semi-open stator cavity formed by at least a portion of the electric machine, a portion of the at least one end cap, and at least one of the plurality of semi-open chambers, a portion of the stator end turns substantially extend into the semi-open stator cavity; andwherein the sleeve member includes a coolant jacket substantially circumscribing a portion of an outer diameter of the stator assembly, the coolant jacket configured to contain a coolant; andwherein the sleeve member further comprises coolant apertures through a portion of the sleeve member so that the coolant jacket is in fluid communication with the stator cavity. 16. The electric machine module of claim 15, wherein the semi-open stator cavity is in fluid communication with the machine cavity. 17. The electric machine module of claim 15, wherein the at least one of the plurality of semi-open chambers including the coolant inlet is positioned in a generally upper half of the housing, and the at least one of the plurality of semi-open chambers including the coolant outlet is positioned in a generally lower half of the housing. 18. The electric machine module of claim 15, wherein the coolant jacket substantially circumscribing a portion of the stator assembly outside of the stator end turn. 19. The electric machine module of claim 15, wherein the electric machine includes a coolant guide. 20. The electric machine module of claim 19, wherein the electric machine comprises a rotor assembly including a rotor, the coolant guide comprises a slinger operatively coupled to the rotor and extending substantially axially outward along at least a portion of an axial length of at least one of the stator end turns, the semi-open stator cavity further formed by the slinger.
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