IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
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출원번호 |
UP-0608587
(2006-12-08)
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등록번호 |
US-7707828
(2010-06-03)
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발명자
/ 주소 |
- Leseman, Gary Thelen
- Davis, Joseph Byron
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출원인 / 주소 |
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대리인 / 주소 |
Locke Lord Bissell & Liddell LLP
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인용정보 |
피인용 횟수 :
1 인용 특허 :
12 |
초록
▼
A system for manipulating engine exhaust gases away from inhabited areas comprises an air pressurization system coupled in fluid communication to a housing. The housing is adapted to reside adjacent a terminal portion of an exhaust pipe so that pressurized air injected into the housing entrains the
A system for manipulating engine exhaust gases away from inhabited areas comprises an air pressurization system coupled in fluid communication to a housing. The housing is adapted to reside adjacent a terminal portion of an exhaust pipe so that pressurized air injected into the housing entrains the exhaust gases and disperses them from the housing.
대표청구항
▼
What is claimed is: 1. A system for manipulating engine exhaust away from a structure comprising: a housing coupled to a terminal portion of an exhaust pipe, the exhaust pipe associated with an engine on the structure through which exhaust gasses flow at a first velocity; and a separately motorized
What is claimed is: 1. A system for manipulating engine exhaust away from a structure comprising: a housing coupled to a terminal portion of an exhaust pipe, the exhaust pipe associated with an engine on the structure through which exhaust gasses flow at a first velocity; and a separately motorized ambient air pressurization system coupled to the housing in fluid communication therewith and configured to inject pressurized air into the housing such that the injected air combines with the exhaust gasses exiting the exhaust pipe and the combined gasses exit the housing at a second velocity greater than the first velocity and away from the structure. 2. The apparatus of claim 1, wherein the air pressurization system is computer controlled. 3. The system of claim 1, wherein the injected air creates a pressure reduction in the exhaust gasses. 4. The system of claim 1, wherein an annular region is formed between an inside surface of the housing and an outside surface of the pipe. 5. The system of claim 4, wherein an exit portion of the housing comprises a converging nozzle. 6. The system of claim 5, wherein the annular region has an area substantially equal to a discharge area of the pressurization system. 7. The system of claim 6, wherein the air pressurization system comprises an air inlet, a pressurization device, and a housing transition. 8. The system of claim 7, wherein the air pressurization device is selected from the group consisting of: an axial fan, an axial blower, a centrifugal fan, a centrifugal blower, a non-overloading fan, and a non-overloading blower. 9. The system of claim 7, further comprising turning and straightening vanes in the housing. 10. The system of claim 9, further comprising a mounting spool or vane section coupled to the pressurization device. 11. The system of claim 1, wherein the pressurization created by the pressurization system is adjustable. 12. The system of claim 11, wherein the air pressurization system is computer controlled. 13. The system of claim 1, wherein the pressurization system comprises a ducted axial blower. 14. The system of claim 13, wherein the pressurization system comprises a non-overloading axial blower. 15. The system of claim 13, wherein the pressurization system comprises a non-stalling axial blower. 16. A method of manipulating engine exhaust gases away from a structure, comprising: providing a housing having a converging nozzle at one end; coupling the housing to a terminal portion of an engine exhaust pipe; coupling a separately motorized air pressurization system to the housing; injecting air from the separately motorized air pressurization system into the housing; entraining the exhaust gases with the injected air; and expelling the combined fluid through the nozzle at a velocity greater than the exhaust gas alone and away from the structure. 17. The method of claim 16 further comprising determining how much pressurization from the air pressurization is needed to adequately manipulate the exhaust gases. 18. The method of claim 16, further comprising determining one or more weather conditions. 19. The method of claim 16, further comprising increasing the operating efficiency of an engine. 20. The method of claim 16 further comprising creating an annular region between the housing and the pipe. 21. The method of claim 20, further comprising injecting the air at a velocity substantially equal to or greater than a velocity of exhaust gases exiting the pipe. 22. The method of claim 21, further comprising locating the housing substantially cylindrically about the pipe. 23. The method of claim 22, further comprising providing an air inlet hood for the air pressurization system. 24. The method of claim 16, further comprising determining the current speed of the engine. 25. The method of claim 24, further comprising adjusting the pressurization based on at least the engine speed and one or more conditions. 26. The method of claim 16, further comprising adjusting the amount of air injected. 27. The method of claim 26, further comprising adjusting the amount of air injected based one or more conditions. 28. The method of claim 27, wherein the condition for adjusting the amount of injected air is selected from the group consisting of: engine speed, exhaust temperature, presence of exhaust gas, presence of personnel, and weather conditions. 29. An apparatus for increasing the velocity of an exhaust gas, comprising: a body comprising a housing having an exit portion comprising a converging nozzle; and a conduit associated with an engine on a structure and disposed within and coupled to the housing such that an annular region is defined between an inside surface of the housing and an outside surface of the conduit; an air pressurization system having a discharge portion coupled to the body and in fluid communication with the annular region, the discharge portion having an area that is approximately the same as or more than the annular region area; and whereby air is injected into the housing by the air pressurization system at a velocity greater than a velocity of the exhaust gas exiting the conduit and the injected air entrains exhaust gas and the combined fluid exits the converging nozzle directly into the atmosphere in a substantially cylindrical pattern and away from the structure. 30. The apparatus of claim 29, wherein the conduit is coupled to a terminal portion of an exhaust system. 31. The apparatus of claim 29, wherein the pressurization created by the pressurization system is adjustable. 32. The apparatus of claim 29, wherein the air pressurization system comprises an air inlet, a pressurization device, and a transition. 33. The apparatus of claim 32, wherein the air pressurization device is selected from the group consisting of: an axial fan, an axial blower, a centrifugal fan, a centrifugal blower, a non-overloading fan, and a non-overloading blower. 34. The apparatus of claim 33, further comprising turning and straightening vanes in the body. 35. The apparatus of claim 32, the transition comprises a vane section. 36. The apparatus of claim 29, wherein the pressurization system comprises a ducted axial blower. 37. The apparatus of claim 36, wherein the pressurization system comprises a non-overloading axial blower. 38. The apparatus of claim 36, wherein the pressurization system comprises a non-stalling axial blower. 39. A method of increasing the velocity of engine exhaust gases, comprising: providing a structure having an engine and an engine exhaust associated therewith; providing a body comprising a housing having an exit portion comprising a converging nozzle, and a conduit disposed within and coupled to the housing such that an annular region is defined between an inside surface of the housing and an outside surface of the conduit; providing an air pressurization system having a discharge portion coupled to the body and in fluid communication with the annular region, the discharge portion having an area that is approximately the same as or more the annular region area; injecting air from the air pressurization system into the body; coupling the engine exhaust to the conduit; entraining exhaust gases exiting the conduit with the injected air; and expelling the combined fluid from the body and directly into the atmosphere at a velocity greater than the exhaust gas alone and away from the structure. 40. The method of claim 39, further comprising injecting the air at a velocity substantially equal to or greater than a velocity of exhaust gases exiting the conduit. 41. The method of claim 39, further comprising locating the housing substantially cylindrically about the conduit. 42. The method of claim 39, further comprising providing an air inlet hood for the air pressurization system. 43. The method of claim 39 further comprising determining how much pressurization from the air pressurization is needed to adequately manipulate the exhaust gases. 44. The method of claim 39, further comprising determining one or more weather conditions. 45. The method of claim 39, further comprising increasing the operating efficiency of an engine. 46. The method of claim 39, further comprising determining the current speed of the engine. 47. The method of claim 46, further comprising adjusting the pressurization based on at least the engine speed and one or more conditions. 48. The method of claim 39, further comprising adjusting the amount of air injected. 49. The method of claim 48, further comprising adjusting the amount of air injected based one or more conditions. 50. The method of claim 49, wherein the condition for adjusting the amount of injected air is selected from the group consisting of: engine speed, exhaust temperature, presence of exhaust gas, presence of personnel, weather conditions and one or combination of these. 51. An apparatus for manipulating an exhaust gas, comprising: a body comprising a housing having an exit portion, the exit portion comprising a converging nozzle; a conduit disposed within at least a portion of the housing and coupled to the housing such that an annular region is defined between an inside surface of the housing and an outside surface of the conduit; and the conduit adapted to couple with a terminal portion of an exhaust gas pipe from an exhaust gas-producing engine on a structure; an air pressurization system comprising a separately motorized air mover and a discharge section, the air pressurization system coupled to the body in sealed arrangement such that the air pressurization system is in fluid communication with the annular region, and has a discharge section area that is approximately the same as or more than the annular region area; and whereby air may be injected into the body by the air pressurization system and the combined air and exhaust gas are expelled through the converging nozzle and directed away from the structure. 52. A method of directing exhaust gases away from a structure, comprising: providing a body comprising a housing having an exit portion comprising a converging nozzle, and a conduit disposed within at least a portion of the housing and coupled to the housing such that an annular region is defined between an inside surface of the housing and an outside surface of the conduit, the conduit adapted to couple with a terminal portion of an exhaust pipe of an engine located on the structure; providing an air pressurization system comprising a separately motorized air mover and a discharge section, the air pressurization system coupled to the body in sealed arrangement such that the air pressurization system is in fluid communication with the annular region, and has a discharge section area that is approximately the same as or more than the annular region area; injecting air from the air pressurization system into the body; and expelling the combined air and exhaust gas from the body at a velocity greater than the exhaust gas alone and away from the structure.
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