초록 ▼

The invention relates to a burner with a burner head (1) and a gas feed pipe (2) that is located in the burner head (1) and that is surrounded by an ring channel (3) for feed of another gas. In the gas feed pipe (2) and in the ring channel (3), there are means (10, 11) for producing a swirl of the

The invention relates to a burner with a burner head (1) and a gas feed pipe (2) that is located in the burner head (1) and that is surrounded by an ring channel (3) for feed of another gas. In the gas feed pipe (2) and in the ring channel (3), there are means (10, 11) for producing a swirl of the gas flowing through the gas feed pipe (2) and that flowing through the ring channel (3).

대표청구항 ▼

The invention claimed is: 1. A burner comprising a burner head, a gas feed pipe located in the burner head, and a ring channel which surrounds the gas feed pipe for feed of another gas, means for producing a swirl of a gas flowing through the gas feed pipe, and the ring channel, wherein the wall of

The invention claimed is: 1. A burner comprising a burner head, a gas feed pipe located in the burner head, and a ring channel which surrounds the gas feed pipe for feed of another gas, means for producing a swirl of a gas flowing through the gas feed pipe, and the ring channel, wherein the wall of the gas feed pipe (2) runs to an acute angle on its exit end (4) and the means (10, 11) for producing a swirl in the gas feed pipe (2) or the ring channel (3) is set back upstream from the exit end (4) by 0.1 to 10 times the outside diameter of the means (10, 11) for producing a swirl. 2. A burner according to claim 1, wherein the means for producing a swirl located in the gas feed pipe has a hole that runs parallel to the burner axis. 3. A burner according to claim 1, wherein the inside diameter of the gas feed pipe (2) decreases in the area of the exit end. 4. A burner according to claim 1, wherein the outside diameter of the gas feed pipe (2) decreases in the area of its exit end. 5. A burner according to claim 1, wherein the outside wall of the ring channel (3) is tilted in the area of the exit end in the flow direction of the burner axis (5). 6. A burner according to claim 1, wherein the outside wall of the ring channel (3) extends in the flow direction beyond the exit end of the gas feed pipe (2). 7. A burner according to claim 1, wherein an annular guide sleeve (8) adjoins the ring channel (3) in the flow direction, and its outside wall runs essentially parallel to the burner axis (5). 8. A burner according to claim 7, wherein the annular guide sleeve (8) is adjoined by a mixing chamber (9) with an inside diameter that increases in the flow direction. 9. A burner according to claim 1, wherein the ring channel (3) or is adjoined by a mixing chamber (9) with an inside diameter that increases in the flow direction. 10. A burner according to claim 1, wherein the means (10, 11) for producing a swirl in the gas feed pipe (2) and/or in the ring channel (3) have flow channels (12) that are tilted tangentially against the flow direction. 11. A burner according to claim 1, wherein the means (10, 11) for producing a swirl in the gas feed pipe (2) and/or in the ring channel (3) are adjustable in order to produce swirl flows of varied velocity. 12. A burner according to claim 1, further comprising means for supplying an oxygen-containing gas, is connected to the gas feed pipe (2), and means for supplying a combustible gas is connected to the ring channel (3). 13. A burner according to claim 12, wherein said oxygen-containing gas is pure oxygen. 14. A burner according to claim 1, further comprising means for supplying a combustible gas is connected to the gas feed pipe (2), and means for supplying an oxygen-containing gas is connected to the ring channel (3). 15. A burner according to claim 14, wherein said oxygen-containing gas is pure oxygen. 16. A burner according to claim 1, further comprising a blade for stabilizing gas flow in the gas feed pipe (2) and/or the ring channel (3). 17. A burner according to claim 16, wherein the blade is set back against the exit end of the gas feed pipe (2) or of the ring channel (3). 18. A burner according to claim 1, wherein the means (10,11) is set back upstream from the exit end (4) by 0.5 to 5 times the outside diameter of the means (10,11). 19. A burner according to claim 1, wherein the means (10,11) is set back upstream from the exit end (4) by 0.5 to 2 times the outside diameter of the means (10,11). 20. A process for producing a reaction product by chemical reaction of gases that are supplied to a reaction space by means of a burner according to claim 1, as two separate gas streams and are chemically reacted in the reaction space, wherein a swirl flow is impressed on the two separate gas streams before entering the reaction space. 21. A process according to claim 20, wherein the swirl flows impressed on the two gas streams are in the same direction. 22. A process according to claim 20, wherein the flow velocities of the two gas streams differ by at least 10%. 23. A process according to claim 22, wherein the velocities of the 2 gas streams differ by at least 20%. 24. A process according to claim 20, wherein the total swirl number of the two swirl flows is between 0.1 and 1.2. 25. A process according to claim 20, wherein the flow velocities of the gas streams are between 15 and 200 m/s. 26. A process according to claim 25, wherein the flow velocities of the gas streams are between 70 and 150 m/s. 27. A process according to claim 20, wherein an oxygen-containing gas and a hydrogen sulfide-containing gas are chemically reacted. 28. A process according to claim 20, wherein halogenated hydrocarbons or pyrolysis oils are reacted with an oxygen-containing gas. 29. A process according to claim 20, wherein hydrocarbons are reacted with an oxygen-containing gas for producing carbon black.