Disclosed is a liquid-gas mixer including a central passageway provided about an injector axis, and first and second gas passageways. The first gas passageway is radially outward of the central passageway and radially inward of the second gas passageway. A turbulator is provided between the first an
Disclosed is a liquid-gas mixer including a central passageway provided about an injector axis, and first and second gas passageways. The first gas passageway is radially outward of the central passageway and radially inward of the second gas passageway. A turbulator is provided between the first and second gas passageways, and includes a plurality of first disturbance generators and a plurality of second disturbance generators. The first and second disturbance generators are provided about the turbulator in an alternating arrangement.
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1. A liquid-gas mixer comprising: a central passageway provided about an injector axis;a first gas passageway and a second gas passageway, the first gas passageway radially outward of the central passageway and radially inward of the second gas passageway; anda turbulator provided between the first
1. A liquid-gas mixer comprising: a central passageway provided about an injector axis;a first gas passageway and a second gas passageway, the first gas passageway radially outward of the central passageway and radially inward of the second gas passageway; anda turbulator provided between the first and second gas passageways, the turbulator including a plurality of first disturbance generators and a plurality of second disturbance generators, the first and second disturbance generators provided about the turbulator in an alternating arrangement; andwherein the first and second disturbance generators are curved tabs, each of the first disturbance generators curved about an axis of curvature located on the same side of the turbulator as the first air passageway, and each of the second disturbance generators curved about an axis of curvature located on the same side of the turbulator as the second air passageway. 2. The liquid-gas mixer as recited in claim 1, wherein the turbulator includes a main body portion having a free end and an end supported by a strut, the first and second disturbance generators extending in radially opposite directions from the free end of the main body portion. 3. The liquid-gas mixer as recited in claim 2, wherein the first disturbance generators extend radially inward from the free end of the main body portion into the first gas passageway. 4. The liquid-gas mixer as recited in claim 3, wherein the second disturbance generators extend radially outward from the free end of the main body portion into the second gas passageway. 5. The liquid-gas mixer as recited in claim 2, wherein adjacent ones of the first disturbance generators are spaced apart by one of the second disturbance generators. 6. The liquid-gas mixer as recited in claim 1, wherein the central passageway is configured to receive a flow of liquid, and wherein the first and second gas passageways are configured to receive respective gas flows. 7. A mixer comprising: a mixing chamber configured to collect liquid and gas;a central passageway provided about an injector axis;a first gas passageway and a second gas passageway, the first gas passageway radially outward of the central passageway and radially inward of the second gas passageway; anda turbulator provided between the first and second gas passageways, the turbulator including a plurality of first disturbance generators and a plurality of second disturbance generators, the first and second disturbance generators provided about the turbulator in an alternating arrangement;wherein the turbulator includes a main body portion having a free end and an end supported by a strut, the first and second disturbance generators extending in radially opposite directions from the free end of the main body portion; andwherein the first and second disturbance generators are curved tabs, each of the first disturbance generators curved about an axis of curvature located on the same side of the turbulator as the first air passageway, and each of the second disturbance generators curved about an axis of curvature located on the same side of the turbulator as the second air passageway. 8. The mixer as recited in claim 7, wherein the liquid is fuel and wherein the gas is air. 9. The mixer as recited in claim 7, further including: a central housing defining the central passageway;a mixing chamber housing defining the mixing chamber; anda strut connecting the central housing and the mixing chamber housing, the turbulator extending from the strut. 10. The mixer as recited in claim 9, wherein the first gas passageway is provided radially inward of the turbulator and radially outward of the central housing. 11. The mixer as recited in claim 10, wherein the second gas passageway is provided radially outward of the turbulator and radially inward of the mixing chamber housing. 12. A method of mixing fuel and air for combustion, comprising: establishing a flow of fuel through a central passageway;establishing first and second air flows through first and second air passageways, respectively; andgenerating a plurality of vortexes in the first and second airflows, wherein a turbulator generates the vortexes with a plurality of first disturbance generators and a plurality of second disturbance generators, the first and second disturbance generators provided about the turbulator in an alternating arrangement, wherein the first and second disturbance generators are curved tabs, each of the first disturbance generators curved about an axis of curvature located on the same side of the turbulator as the first air passageway, and each of the second disturbance generators curved about an axis of curvature located on the same side of the turbulator as the second air passageway. 13. The method as recited in claim 12, further including spraying the fuel toward the plurality of vortexes to mix the fuel with the first and second airflows. 14. The method as recited in claim 13, further including combusting the fuel-air mixture. 15. The liquid-gas mixer as recited in claim 1, further including a central housing defining the central passageway, a mixing chamber housing defining a mixing chamber, and a strut connecting the central housing and the mixing chamber housing, the turbulator extending from the strut. 16. The liquid-gas mixer as recited in claim 15, wherein the first gas passageway is provided radially inward of the turbulator and radially outward of the central housing, and wherein the second gas passageway is provided radially outward of the turbulator and radially inward of the mixing chamber housing. 17. The liquid-gas mixer as recited in claim 1, wherein the turbulator is configured to generate at least one vortex in the first gas passageway and at least one other vortex in the second gas passageway. 18. The liquid-gas mixer as recited in claim 15, wherein the turbulator includes a main body portion having a free end opposite the strut, the first and second disturbance generators extending in radially opposite directions from the free end of the main body portion, the free end spaced-apart from both the central housing and the mixing chamber housing.
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이 특허에 인용된 특허 (10)
Joshi Narendra D. (Cincinnati OH) Ekstedt Edward E. (Montgomery OH) Epstein Michael J. (West Chester OH), Air fuel mixer for gas turbine combustor.
Barbier Gerard Y. G. (Morangis FRX) Bayle-Labour Gerard J. P. (Avon FRX) Desaulty Michel A. A. (Vert Saint Denis FRX) Martinez Rodolphe (Perigny s/Yerres FRX) Perigne Jerme (Vaux le Penil FRX), Axial-centripetal swirler injection apparatus.
Angel Paul R. (Fairfield OH) Caldwell James M. (Alexandria KY) Heberling Paul V. (Cincinnati OH) Dean Anthony J. (Scotia NY) Joshi Narendra D. (Cincinnati OH), Dual fuel mixer for gas turbine combustor.
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