IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
UP-0814728
(2006-01-12)
|
등록번호 |
US-7631619
(2009-12-24)
|
우선권정보 |
DE-10 2005 004 518(2005-01-31) |
국제출원번호 |
PCT/EP06/000203
(2006-01-12)
|
§371/§102 date |
20071102
(20071102)
|
국제공개번호 |
WO06/081920
(2006-08-10)
|
발명자
/ 주소 |
- Bangert, Boris
- Heine, Reinhard
- Pantow, Eberhard
- Taxis Reischl, Brigitte
|
출원인 / 주소 |
|
대리인 / 주소 |
Muncy, Geissler, Olds & Lowe, PLLC
|
인용정보 |
피인용 횟수 :
5 인용 특허 :
2 |
초록
▼
The invention relates, in general, to internal combustion engine cooling, in particular for a motor vehicle, more specifically to a cooling agent compensation tank of a cooling circuit, in particular a low-temperature circuit for indirectly cooling a super-charging air for an internal combusting eng
The invention relates, in general, to internal combustion engine cooling, in particular for a motor vehicle, more specifically to a cooling agent compensation tank of a cooling circuit, in particular a low-temperature circuit for indirectly cooling a super-charging air for an internal combusting engine and to a method for cooling a highly heated structure, in particular an internal combustion engine. The inventive compensation tank is integrated into a main cooling circuit, wherein a means for directly introducing the cooling fluid is arranged on the compensation tank between the input and output connections and the cooling fluid flow coming into the compensation tank runs directly from the input connection to the output connection by means of said directly introducing means.
대표청구항
▼
The invention claimed is: 1. A cooling agent compensation tank of a cooling circuit for indirectly cooling supercharging air for an internal combustion engine, comprising a compensation tank housing with at least one cooling agent inflow device, through which a cooling agent is able to flow into th
The invention claimed is: 1. A cooling agent compensation tank of a cooling circuit for indirectly cooling supercharging air for an internal combustion engine, comprising a compensation tank housing with at least one cooling agent inflow device, through which a cooling agent is able to flow into the compensation tank, and a cooling agent outflow device, through which the cooling agent is able to flow out of the compensation tank, an expansion chamber with an expansion chamber cooling agent inlet device and an expansion chamber cooling agent outlet device, through which cooling agent is able to flow into the expansion chamber and out of the expansion chamber in the compensation tank housing; a direct cooling agent conveying device arranged on the compensation tank housing connecting the cooling agent inflow device and the cooling agent outflow device to one another such that at least a partial cooling agent stream of a cooling agent stream flowing through the cooling agent inflow device is able to flow directly from the cooling agent inflow device to the cooling agent outflow device without flowing into the expansion chamber, wherein the direct cooling agent conveying device comprises a straight or slightly angled tubular flow channel. 2. The compensation tank according to claim 1, wherein the cooling agent inflow device comprises an input connection or several input connections and/or the cooling agent outflow device comprises an output connection or several output connections. 3. The compensation tank according to claim 2, wherein the direct cooling agent conveying device comprises a tubular flow channel or several tubular flow channels between at least one input connection and at least one output connection. 4. The compensation tank according to claim 1, wherein the direct cooling agent conveying device arranged underneath the expansion chamber. 5. The compensation tank according to claim 1, wherein the expansion chamber cooling agent inlet device comprises a cooling agent inlet opening arranged in a lower region of the expansion chamber and/or the expansion chamber cooling agent outlet device comprises a cooling agent outlet opening arranged in the lower region of the expansion chamber. 6. The compensation tank according to claim 5, wherein the cooling agent inlet opening and/or the cooling agent outlet opening is/are arranged on an upper side of the direct cooling agent conveying device. 7. The compensation tank according to claim 1, wherein the cooling agent inflow device is arranged above the cooling agent outflow device and/or the expansion chamber cooling agent inlet device is arranged above the expansion chamber cooling agent outlet device. 8. The compensation tank according to claim 1, wherein the tubular flow channel is bent by less than 90°. 9. The compensation tank according to claim 1, wherein the cooling agent inflow device is arranged relative to the cooling agent outflow device such that the angle of expansion between the cooling agent inflow device and the cooling agent outflow device is greater than 90°. 10. The compensation tank according to claim 1, wherein the compensation tank housing comprises an upper and a lower housing part formed of polypropylene or polyamide. 11. The compensation tank according to claim 1, comprising a cooling agent filling device comprising a filler neck that can be closed with a screw-type cap, arranged on the compensation tank housing for filling the expansion chamber with cooling agent. 12. The compensation tank according to claim 1, wherein the expansion chamber includes a pressure relief/suction relief valve. 13. The compensation tank according to claim 1, comprising a pressure relief/suction relief valve, and a cooling agent filling device comprising a screw-type cap, wherein the press relief/suction valve is integrated with the cooling agent filling device. 14. The compensation tank according to claim 1, further comprising a level indicator with a MIN/MAX indicating device, arranged in the expansion chamber. 15. The compensation tank according to claim 14, wherein the MIN/MAX indicating device is arranged such that a cooling agent level of the cooling agent lies above the expansion chamber cooling agent inlet device when a MIN level of the cooling agent located in the expansion chamber, is indicated. 16. The compensation tank according to claim 1, wherein a partition component is arranged in the expansion chamber, wherein said partition component divides the expansion chamber into two zones. 17. The compensation tank according to claim 1, wherein one or more partition components is/are realized or arranged in the expansion chamber, such that an inlet zone is formed in a region in which cooling agent flows into the expansion chamber, and/or a steady-flow zone is formed in a region in which cooling agent flows out of the expansion chamber. 18. The compensation tank according to claim 17, wherein the one or more partition components is/are arranged in the expansion chamber, such that a cooling agent exchange and/or a gas exchange can be realized between the inlet zone and the steady-flow zone. 19. The compensation tank according to claim 18, wherein one or more openings is/are arranged in the one or more partition component in order to realize the cooling agent and/or gas exchange between the zones. 20. The compensation tank according to claim 19, wherein the one or more openings are holes or slots arranged in an upper region of the partition component. 21. The compensation tank according to claim 1, wherein a two-part and/or vertical partition component is arranged in the compensation tank housing such that an exchange opening or exchange openings for the cooling agent and/or gas exchange between the zones is/are formed between an upper edge of the partition component and the compensation tank housing wall and/or between a lower edge of the partition component and the compensation tank housing wall. 22. The compensation tank according to claim 1, wherein the expansion chamber cooling agent inlet device is arranged downstream of the cooling agent inflow device relative to the cooling agent flow direction and/or the expansion chamber cooling agent outlet device is arranged upstream of the cooling agent outflow device relative to the cooling agent flow direction. 23. The compensation tank according to claim 1, wherein the cooling agent inflow device is arranged such that, in the region of the expansion chamber cooling agent inlet device upstream of the expansion chamber cooling agent inlet device relative to the cooling agent flow direction, cooling agent flowing in this location can expand. 24. The compensation tank according to claim 1, wherein the cooling agent inflow device is in the form of a diffuser in the region of the expansion chamber cooling agent inlet device upstream of the expansion chamber cooling agent inlet device relative to the cooling agent flow direction. 25. The compensation tank according to claim 1, wherein a flow cross section of the cooling agent inflow device is widened in the region of the expansion chamber cooling agent inlet device upstream of the expansion chamber cooling agent inlet device relative to the cooling agent flow direction. 26. A cooling circuit through which a main cooling agent stream for cooling an internal combustion engine of a motor vehicle flows, the internal combustion engine, being arranged in the cooling circuit to be cooled by the main cooling agent stream, comprising: a cooling module, arranged in the cooling circuit for heat exchange with the main cooling agent stream, and the compensation tank according to claim 1, arranged in the cooling circuit for degassing the main cooling agent stream, wherein the compensation tank is arranged in the cooling circuit downstream of the internal combustion engine and/or upstream of the cooling module relative to a cooling agent flow direction, such that the main cooling agent stream flows through the compensation tank. 27. The cooling circuit according to claim 26, comprising a cooling agent pump arranged in the cooling circuit to convey the main cooling agent stream through the cooling circuit. 28. The cooling circuit according to claim 27, wherein the internal combustion engine, the compensation tank, the cooling module and the cooling agent pump are arranged in the cooling circuit such that the main cooling agent stream is able to flow successively through the cooling agent pump, the cooling module, the internal combustion engine and then the compensation tank. 29. A method for cooling an internal combustion engine by means of a cooling agent that flows through a low-temperature cooling circuit, comprising flowing a primary cooling agent stream of the cooling circuit through a cooling module arranged in the cooling circuit and cooling the main cooling agent stream due to the heat exchange between the main cooling agent stream and the cooling module, flowing the main cooling agent stream through the compensation tank according to claim 1, which is arranged in the cooling circuit, and degassing the main cooling agent stream due to gas separation, and flowing the main cooling agent stream through the internal combustion engine arranged in the cooling circuit and cooling the internal combustion engine due to the heat exchange between the main cooling agent stream and the internal combustion engine. 30. The method according to claim 29, comprising flowing the main cooling agent stream through a cooling agent pump that is arranged in the cooling circuit convey the main cooling agent stream through the cooling circuit. 31. The method according to claim 29 wherein during the flow of the cooling agent through the compensation tank the method comprises flowing a first main cooling agent stream with a cooling agent/gas mixture into the compensation tank through the cooling agent inflow device, flowing a partial cooling agent stream of the first main cooling agent stream directly from the cooling agent inflow device to the cooling agent outflow device through the direct cooling agent conveying device, flowing another partial cooling agent stream of the first main cooling agent stream with a cooling agent/gas mixture into the expansion chamber through the expansion chamber cooling agent inlet device, and degassing and flowing the partial cooling agent stream out of the expansion chamber through the expansion chamber cooling agent outlet device, and flowing a second main cooling agent stream with a degassed cooling agent which at least partially comprises the partial cooling agent stream and the additional partial cooling agent stream out through the cooling agent outflow device. 32. A cooling agent compensation tank of a cooling circuit for indirectly cooling supercharging air for an internal combustion engine, comprising a compensation tank housing with at least one cooling agent inflow device, through which a cooling agent is able to flow into the compensation tank, and a cooling agent outflow device, through which the cooling agent is able to flow out of the compensation tank, an expansion chamber with an expansion chamber cooling agent inlet device and an expansion chamber cooling agent outlet device, through which cooling agent is able to flow into the expansion chamber and out of the expansion chamber in the compensation tank housing; a direct cooling agent conveying device arranged on the compensation tank housing connecting the cooling agent inflow device and the cooling agent outflow device to one another such that at least a partial cooling agent stream of a cooling agent stream flowing through the cooling agent inflow device is able to flow directly from the cooling agent inflow device to the cooling agent outflow device without flowing into the expansion chamber, wherein several partition components are arranged in the expansion chamber, wherein said partition components makes it possible to divide the expansion chamber into several zones. 33. A cooling agent compensation tank of a cooling circuit comprising: a compensation tank housing having a cooling agent inlet and a cooling agent outlet; an expansion chamber having an expansion chamber cooling agent inlet and an expansion chamber cooling agent outlet; and a flow channel defining a cooling agent pathway from the cooling agent inlet to the cooling agent outlet, the flow channel being in fluid communication with the expansion chamber cooling agent inlet and the expansion chamber cooling agent outlet, such that a first pathway from the cooling agent inlet to the cooling agent outlet includes the expansion chamber and a second pathway from the cooling agent inlet to the cooling agent outlet bypasses the expansion chamber, wherein a straight line path extends in the flow channel from a first point between the cooling agent inlet and the expansion chamber cooling agent inlet to a second point between the expansion chamber cooling agent outlet and the cooling agent outlet. 34. The cooling agent compensation tank according to claim 33, wherein the flow channel is straight. 35. The cooling agent compensation tank according to claim 33, wherein the flow channel is slightly bent. 36. The cooling agent compensation tank according to claim 33, wherein the flow channel is bent by less than 90°.
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