Turbocharger with integrated venturi mixer and EGR valve system
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F02B-033/44
F02M-026/04
F02M-026/19
F02M-026/28
F02M-026/35
출원번호
US-0677544
(2015-04-02)
등록번호
US-9695785
(2017-07-04)
발명자
/ 주소
Roth, David B.
Becker, Michael
Czarnowski, Robert
Thomas, Christopher
Kiener, Timm
Auer, Thomas
출원인 / 주소
BorgWarner Inc.
대리인 / 주소
BrooksGroup
인용정보
피인용 횟수 :
0인용 특허 :
7
초록
A number of variations may include an EGR-mixer system that may include an exhaust gas recirculation (EGR) valve and a venturi mixer. The venturi mixer may be constructed and arranged to facilitate condensation of water out of exhaust gas and/or intake air entering the EGR-mixer system.
대표청구항▼
1. A product comprising: an EGR-mixer system comprising a venturi mixer and an EGR valve;the venturi mixer comprising a converging inlet, a throat, a diverging outlet, at least one exhaust gas EGR inlet channel, and at least one cooling channel;the EGR valve comprising an inlet, a valve, and an outl
1. A product comprising: an EGR-mixer system comprising a venturi mixer and an EGR valve;the venturi mixer comprising a converging inlet, a throat, a diverging outlet, at least one exhaust gas EGR inlet channel, and at least one cooling channel;the EGR valve comprising an inlet, a valve, and an outlet, the inlet constructed and arranged to receive exhaust gas from a combustion an engine, the valve being positionable to adjust the flow of exhaust gas through the inlet and outlet, and the outlet constructed and arranged to allow exhaust gas to flow from the EGR valve to the at least one EGR inlet channel of the venturi mixer;the at least one EGR inlet channel being constructed and arranged to facilitate the flow of incoming exhaust gas flow from the EGR valve into the venturi mixer;the converging inlet being constructed and arranged to facilitate intake of air from an air intake and flow said air to the throat;the throat connecting the converging inlet to the diverging outlet;the diverging outlet being constructed and arranged to facilitate the flow of the exhaust gas and air from the converging inlet and throat to an outlet; andwherein the venturi mixer is constructed and arranged to mix exhaust gas and incoming air flow to create an exhaust gas and air mixture and to facilitate condensation of liquid from the exhaust gas and air mixture as said mixtures flows through the venturi mixer. 2. A product as set forth in claim 1, wherein: the converging inlet converges at an angle ranging from 1 degree to 30 degrees relative to a longitudinal axis of the through-channel; andthe diverging outlet diverges at an angle ranging from 1 degree to 9 degrees relative to the longitudinal axis of the through-channel. 3. A product as set forth in claim 1, wherein: the EGR-mixer system further comprises a reservoir, the reservoir comprising an inlet, a fluid reservoir, and a pump; andwherein the reservoir is constructed and arranged to receive condensate from the venturi mixer and flow said condensate to at least one portion of a motor vehicle to actively cool or heat that portion of the motor vehicle. 4. A product as set forth in claim 1, wherein: the venturi mixer further comprises at least one heat transfer fin constructed and arranged to facilitate passive cooling of the venturi mixer and condensation of liquid from the exhaust gas and air mixture as said mixtures flows through the through-channel of the venturi mixer. 5. A product as set forth in claim 1, wherein: the venturi mixer further comprises at least one cooling channel constructed and arranged to facilitate active cooling of the venturi mixer and condensation of liquid from the exhaust gas and air mixture as said mixtures flows through the through-channel of the venturi mixer. 6. A product as set forth in claim 3, wherein: the venturi mixer further comprises at least one cooling channel; andthe reservoir is constructed and arranged to receive condensate from the venturi mixer and flow said condensate to the at least one cooling channel constructed and arranged to facilitate active cooling of the venturi mixer. 7. A product comprising: an EGR-mixer system comprising a venturi mixer, an EGR valve, an air intake, an air outlet, a reservoir, and a compressor;the venturi mixer comprising a converging inlet, a throat, a diverging outlet, at least one exhaust gas EGR inlet channel, and at least one cooling channel;the EGR valve comprising an inlet, a valve, and an outlet, the inlet constructed and arranged to receive exhaust gas from a combustion a engine, the valve being positionable to adjust the flow of exhaust gas through the inlet and outlet, and the outlet being constructed and arranged to allow exhaust gas to flow from the EGR valve to the at least one EGR inlet channel of the venturi mixer;the at least one EGR inlet channel being constructed and arranged to facilitate the flow of incoming exhaust gas flow from the EGR valve into the venturi mixer;the converging inlet, throat, and diverging outlet defining a through-channel within the venturi mixer;the converging inlet being constructed and arranged to facilitate intake of air from an air intake and float said air to the throat;the throat connecting the converging inlet to the diverging outlet;the diverging outlet being constructed and arranged to facilitate the flow of the exhaust gas and air from the converging inlet and throat to the air outlet in fluid communication with the compressor;wherein the venturi mixer is constructed and arranged to mix exhaust gas and incoming air flow to create an exhaust gas and air mixture and to facilitate condensation of liquid from the exhaust gas and air mixture as said mixture flows through the through-channel of the through-channel of the venturi mixer;the compressor comprising an inlet for receiving the exhaust gas and air mixture from the venturi mixer and an outlet in fluid communication with a combustion engine; andwherein the at least one condensate outlet channel is constructed and arranged to collect and flow condensate to the reservoir and the at least one cooling channel is constructed and arranged to actively cool the venturi mixer via an active cooling system. 8. A product as set forth in claim 1, wherein: the converging inlet converges at an angle ranging from 1 degree to 30 degrees relative to a longitudinal axis of the through-channel; andthe diverging outlet diverges at an angle ranging from 1 degree to 30 degrees relative to the longitudinal axis of the through-channel. 9. A product as set forth in claim 7, wherein: the EGR-mixer system further comprises a reservoir, the reservoir comprising an inlet, a fluid reservoir, and a pump; andwherein the reservoir is constructed and arranged to receive condensate from the venturi mixer and flow said condensate to at least one portion of a motor vehicle to actively cool or heat that portion of the motor vehicle. 10. A product as set forth in claim 7, wherein: the venturi mixer further comprises at least one heat transfer fin constructed and arranged to facilitate passive cooling of the venturi mixer and condensation of liquid from the exhaust gas and air mixture as said mixtures flows through the through-channel of the venturi mixer. 11. A product as set forth in claim 7, wherein: the venturi mixer further comprises at least one cooling channel constructed and arranged to facilitate active cooling of the venturi mixer and condensation of liquid from the exhaust gas and air mixture as said mixtures flows through the through-channel of the venturi mixer. 12. A product comprising: an EGR-mixer system comprising a first housing, a venturi mixer, an EGR valve, an air intake, an air outlet, a reservoir, and a compressor;the venturi mixer comprising a second housing, a converging inlet, a throat, a diverging outlet, at least one exhaust gas EGR inlet channel, and at least one cooling channel;the EGR valve comprising a third housing, an inlet, a valve, and an outlet, the inlet constructed and arranged to receive exhaust gas from a combustion engine, the valve being positionable to adjust the flow of exhaust gas through the inlet and outlet, and the outlet being constructed and arranged to allow exhaust gas to flow from the EGR valve to the at least one EGR inlet channel of the venturi mixer;the at least one EGR inlet channel being constructed and arranged to facilitate the flow of incoming exhaust gas flow from the EGR valve into the venturi mixer;the converging inlet, throat, and diverging outlet defining a through-channel within the venturi mixer;the converging inlet being constructed and arranged to facilitate intake of air from an air intake and float said air to the throat,the throat connecting the converging inlet to the diverging outlet;the diverging outlet being constructed and arranged to facilitate the flow of the exhaust gas and air from the converging inlet and throat to the air outlet in fluid communication with the compressor;wherein the venturi mixer is constructed and arranged to mix exhaust gas and incoming air flow to create an exhaust gas and air mixture and to facilitate condensation of liquid from the exhaust gas and air mixture as said mixture flows through the through-channel of the through-channel of the venturi mixer;the compressor comprising an inlet for receiving the exhaust gas and air mixture from the venturi mixer and an outlet in fluid communication with a combustion engine; andwherein the at least one condensate outlet channel is constructed and arranged to collect and flow condensate to the reservoir and the at least one cooling channel is constructed and arranged to actively cool the venturi mixer via an active cooling system. 13. A product as set forth in claim 12, wherein: the EGR-mixer system further comprises a reservoir, the reservoir comprising an inlet, a fluid reservoir, and a pump; andwherein the reservoir is constructed and arranged to receive condensate from the venturi mixer and flow said condensate to at least one portion of a motor vehicle to actively cool or heat that portion of the motor vehicle. 14. A product as set forth in claim 12, wherein: the venturi mixer being constructed and arranged to facilitate passive cooling of the venturi mixer and condensation of liquid from the exhaust gas and air mixture as said mixture flows through the through-channel of the venturi mixer. 15. A product as set forth in claim 12, wherein: the first housing defines both the second housing and the third housing and is constructed and arranged such that the first housing, second housing, and third housing are of a single piece construction.
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이 특허에 인용된 특허 (7)
Fox,Isaac Ethan; Weber,James Richard; Endicott,Dennis Lee, Condensation reduction device for an EGR equipped system.
Styles, Daniel Joseph; Hilditch, James Alfred; Chesney, Lynn Aimee; Maceroni, Karen Elizabeth; Plagens, Keith Michael, Systems and methods for heating a pre-compressor duct to reduce condensate formation.
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