IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0186224
(2011-07-19)
|
등록번호 |
US-8222043
(2012-07-17)
|
발명자
/ 주소 |
|
출원인 / 주소 |
- Premium Power Corporation
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
5 인용 특허 :
5 |
초록
▼
A leak detection system for a flowing electrolyte battery comprising a containment member associated with at least one of a stack of a flowing electrolyte battery and an electrolyte reservoir of a flowing electrolyte battery and a sensing member for sensing a fluid leak within the containment member
A leak detection system for a flowing electrolyte battery comprising a containment member associated with at least one of a stack of a flowing electrolyte battery and an electrolyte reservoir of a flowing electrolyte battery and a sensing member for sensing a fluid leak within the containment member.
대표청구항
▼
1. A method for detecting a leak in a flowing electrolyte battery, the flowing electrolyte battery including a plurality of stacked cells, a common electrolytic fluid circulating between respective interiors of the plurality of stacked cells, and a plurality of containment members, each containment
1. A method for detecting a leak in a flowing electrolyte battery, the flowing electrolyte battery including a plurality of stacked cells, a common electrolytic fluid circulating between respective interiors of the plurality of stacked cells, and a plurality of containment members, each containment member at least partially surrounding a respective one of the plurality of stacked cells and not others of the plurality of stacked cells, the method comprising the steps of: capturing a leaking fluid in at least one of the plurality of containment members;detecting a presence of the captured leaking fluid in the at least one of the plurality of containment members; anddetermining that the leak has occurred according to the detection of the presence of the captured leaking fluid in the at least one the plurality of containment members;wherein the step of capturing comprises capturing the leaking fluid in a first containment member at least partially surrounding a first of the plurality of stacked cells and directing the leaking fluid into a second containment member at least partially surrounding a second of the plurality of stacked cells, the second of the plurality of stacked cells being different from the first of the plurality of stacked cells. 2. The method of claim 1, the step of directing comprising directing the leaking fluid through an overflow opening in the first containment member and into the second containment member. 3. A method for detecting a leak in a flowing electrolyte battery, the flowing electrolyte battery including a plurality of stacked cells, a common electrolytic fluid circulating between respective interiors of the plurality of stacked cells, and a plurality of containment members, each containment member at least partially surrounding a respective one of the plurality of stacked cells and not others of the plurality of stacked cells, the method comprising the steps of: capturing a leaking fluid in at least one of the plurality of containment members;detecting a presence of the captured leaking fluid in the at least one of the plurality of containment members;determining that the leak has occurred according to the detection of the presence of the captured leaking fluid in the at least one the plurality of containment members; anddetecting a first depth of the captured leaking fluid in the at least one of the plurality of containment members. 4. The method of claim 3, further comprising a step of determining a severity of the leak based, at least in part, on the first depth of the captured leaking fluid in the at least one of the plurality of containment members. 5. The method of claim 4, further comprising a step of determining the severity of the leak based, at least in part, on a second depth of the captured leaking fluid in the at least one of the plurality of containment members, the second depth being different from the first depth. 6. The method of claim 3, further comprising determining a property of the leaking fluid based, at least in part, on an electrical resistivity of the leaking fluid. 7. The method of claim 6, further comprising discriminating between a presence of condensation, coolant, and/or uncirculated electrolytic fluid based, at least in part, on the electrical resistivity of the leaking fluid. 8. A method for detecting a leak in a flowing electrolyte battery, the flowing electrolyte battery including a plurality of stacked cells, a common electrolytic fluid circulating between respective interiors of the plurality of stacked cells, and a plurality of containment members, each containment member at least partially surrounding a respective one of the plurality of stacked cells and not others of the plurality of stacked cells, the method comprising the steps of: capturing a leaking fluid in at least one of the plurality of containment members;detecting a presence of the captured leaking fluid in the at least one of the plurality of containment members;determining that the leak has occurred according to the detection of the presence of the captured leaking fluid in the at least one the plurality of containment members;collecting a second leaking fluid in a reservoir leak containment member at least partially surrounding an electrolyte reservoir, the electrolyte reservoir for supplying electrolytic fluid to the plurality of stacked cells;detecting a presence of the second leaking fluid in the reservoir leak containment member; anddetermining that the leak has occurred according to the presence of second leaking fluid in the reservoir leak containment member. 9. The method of claim 8, the step of capturing comprising directing the leaking fluid from the at least one of the plurality of containment members into the reservoir leak containment member. 10. A method for detecting a leak in a flowing electrolyte battery, the flowing electrolyte battery including a plurality of stacked cells and a common electrolytic fluid circulating between respective interiors of the plurality of stacked cells, the method comprising the steps of: capturing leaking fluid in a first containment member at least partially surrounding a first of the plurality of stacked cells;directing the leaking fluid from the first containment member into a second containment member at least partially surrounding a second of the plurality of stacked cells;detecting a presence of leaking fluid in the second containment member; anddetermining that the leak has occurred according to the detection of the presence of leaking fluid in the second containment member. 11. The method of claim 10, the step of directing comprising directing the leaking fluid through an overflow opening in the first containment member and into the second containment member. 12. The method of claim 11, the flowing electrolyte battery comprising a housing at least partially surrounding at least the plurality of stacked cells and the first and second containment members. 13. The method of claim 10, further comprising discriminating between the presence of condensation, coolant, and/or uncirculated electrolyte fluid based, at least in part, on an electrical resistivity of the leaking fluid. 14. A method for determining a severity of a leak in a flowing electrolyte battery, the flowing electrolyte battery including a plurality of stacked cells and a common electrolytic fluid circulating between respective interiors of the plurality of stacked cells, the method comprising the steps of: capturing a leaking fluid in a containment member;positioning a first switch within the containment member at a first depth position;positioning a second switch within the containment member at a second depth position, the second depth position being different from the first depth position; anddetermining the severity of the leak based, at least in part, on the captured leaking fluid reaching one or both of the first and second depth positions of the first and second switches, respectively. 15. The method of claim 14, further comprising a step of closing the first or second switch upon the captured leaking fluid reaching the first or second depth position, respectively. 16. The method of claim 14, further comprising measuring an electrical resistance across one or both of the first and second switches. 17. The method of claim 14, the flowing electrolyte battery comprising a housing at least partially surrounding at least the plurality of stacked cells and the containment member. 18. The method of claim 14, further comprising discriminating between a presence of condensation, coolant, and/or uncirculated electrolyte fluid based, at least in part, on an electrical resistivity of the leaking fluid. 19. A method for detecting a leak in a flowing electrolyte battery, the flowing electrolyte battery including a plurality of stacked cells, a common electrolytic fluid circulating between respective interiors of the plurality of stacked cells, and first and second containment members, the method comprising the steps of: capturing a first leaking fluid in the first containment member;capturing a second leaking fluid in the second containment member different from the first containment member, the first and second leaking fluids leaking from different respective ones of the plurality of stacked cells within the flowing electrolyte battery;detecting a presence of the first leaking fluid in the first containment member;detecting a presence of the second leaking fluid in the second containment member; anddetermining that the leak has occurred according to the detection of the presence of either the first leaking fluid in the first containment member or the second leaking fluid in the second containment member.
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