IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
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출원번호 |
UP-0757056
(2004-01-14)
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등록번호 |
US-7670569
(2010-04-21)
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발명자
/ 주소 |
- Higgins, Brian S.
- Moberg, Goran
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
0 인용 특허 :
83 |
초록
▼
An injection device for humidifying a reactor space and injecting and dispersing reagents into the humidified reactor space, including an exterior injection duct for high-velocity gas injection and at least one interior injector for reagent and humidifying agent injection as droplets with a droplet
An injection device for humidifying a reactor space and injecting and dispersing reagents into the humidified reactor space, including an exterior injection duct for high-velocity gas injection and at least one interior injector for reagent and humidifying agent injection as droplets with a droplet environment. The high-velocity gas ensuring the humidification of the liquid droplet environment and mixing and dispersion of the liquid reagent droplets into the reactor. A multiple injection device system and a method for operating the system are also described.
대표청구항
▼
What is claimed is: 1. An injection device for humidifying and dispersing reagents into a reactor space, comprising: an exterior injection duct for injecting at least one gas at high-velocity into the reactor space; at least one interior injector for injecting at least one reagent and at least one
What is claimed is: 1. An injection device for humidifying and dispersing reagents into a reactor space, comprising: an exterior injection duct for injecting at least one gas at high-velocity into the reactor space; at least one interior injector for injecting at least one reagent and at least one humidifying agent into the reactor space, wherein the at least one humidifying agent includes water; wherein the at least one interior injector is positioned coaxially inside the exterior injection duct for injecting, mixing, and dispersing the at least one reagent and the at least one humidifying agent in the reactor space, thereby ensuring the mixing and dispersion of the at least one reagent and the at least one humidifying agent into the reactor by the high-velocity gas. 2. The injection device of claim 1, wherein the at least one interior injector includes at least one humidifying agent injector and at least one reagent injector for injecting respective at least one humidifying agent and at least one reagent, separately. 3. The injection device of claim 2, wherein the at least one humidifying agent injector further includes a coaxial dispersing gas duct. 4. The injection device of claim 3, wherein the injection device is a coaxial injector device comprising: an exterior duct for high-velocity gas injection; an outer-middle injector for liquid injection; an inner-middle duct for low-velocity gas injection; and an interior injector for liquid injection; wherein the injectors and ducts are positioned coaxially; and wherein, the exterior duct is formed by the internal wall of an insert and the external wall of the outer-middle injector; and is located externally to and circumferentially surrounds all other injectors and ducts; the outer-middle injector is formed by two concentric cylinders with end plate and injector nozzles; the inner-middle duct is formed by interior wall of the outer-middle injector and the exterior wall of the interior injector; the interior injector is formed by a cylinder with an endplate, the endplate having a nozzle. 5. The injection device of claim 1, wherein the at least one interior injector is slidable relative to the exterior injector to adjust the position an injection end of the at least one interior injector with respect to a reactor end of the exterior duct for providing controllable proximity of injection into the reactor space. 6. A multiple injection device system comprising: at least two injection devices according to claim 1, at least one reaction parameter probe, and at least one controller; wherein the injection devices are located at spaced-apart locations along a reactor length and are in fluid communication with a supply of humidifying agent including water; the at least one reaction parameter probe is located downstream of the injector devices; and the at least one controller communicates with the injection devices and the at least one reaction parameter probe to control the injection devices for providing controlled injecting, mixing, and dispersing the at least one reagent and the at least one humidifying agent in the reactor space. 7. The system according to claim 6, wherein the at least one reaction parameter probe measures at least one parameter selected from the group consisting of temperature, pH, relative humidity, chemical species, gas velocity, and combinations thereof. 8. The system of claim 6, wherein the at least one interior injector includes at least one humidifying agent injector and at least one reagent injector for injecting respective at least one humidifying agent and at least one reagent, separately. 9. The system of claim 6, wherein the at least one humidifying agent injector further includes a coaxial dispersing gas duct. 10. The system of claim 6, wherein the injection device is a coaxial injector device comprising: an exterior duct for high-velocity gas injection; an outer-middle injector for liquid injection; an inner-middle duct for low-velocity gas injection; and an interior injector for liquid injection; wherein the injectors and ducts are positioned coaxially; and wherein, the exterior duct is formed by the internal wall of an insert and the external wall of the outer-middle injector; and is located externally to and circumferentially surrounds all other injectors and ducts; the outer-middle injector is formed by two concentric cylinders with end plate and injector nozzles; the inner-middle duct is formed by interior wall of the outer-middle injector and the exterior wall of the interior injector; the interior injector is formed by a cylinder with an endplate, the endplate having a nozzle. 11. The system of claim 6, wherein at least one injection device injects at least one NOX-reducing reagent and at least one injection device injects at least one SOX-reducing agent. 12. The system of claim 10, wherein at least one injection device injects both at least one NOX-reducing reagent and at least one SOX-reducing reagent. 13. The system of claim 6, wherein the at least one interior injector is slidable relative to the exterior injector to adjust the position an injection end of the at least one interior injector with respect to a reactor end of the exterior duct for providing controllable proximity of injection into the reactor space. 14. An injection device for humidifying a reactor space comprising: an exterior injection duct for injecting at least one gas at high-velocity into the reactor space; at least one interior injector for injecting at least one humidifying agent including water into the reactor space; wherein the at least one interior injector is positioned coaxially inside the exterior injection duct for injecting, mixing, and dispersing the at least one humidifying agent, thereby ensuring mixing and dispersing of the least one humidifying agent into the reactor by the high-velocity gas. 15. The injection device of claim 14, wherein the at least one interior injector is slidable relative to the exterior injector to adjust the position an injection end of the at least one interior injector with respect to a reactor end of the exterior duct for providing controllable proximity of injection into the reactor space.
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