초록

A regeneration assembly includes a first portion including a combustion chamber connected to a combustor head. The regeneration assembly also includes a second portion including a housing. The first portion is removably connectable to the second portion.

대표청구항 ▼

What is claimed is: 1. A regeneration assembly, comprising: a first portion including a combustion chamber connected to a combustor head, the combustor head including an inlet configured to direct a flow of filtered exhaust gas to the combustion chamber, the flow of filtered exhaust gas having at l

What is claimed is: 1. A regeneration assembly, comprising: a first portion including a combustion chamber connected to a combustor head, the combustor head including an inlet configured to direct a flow of filtered exhaust gas to the combustion chamber, the flow of filtered exhaust gas having at least a portion of particulates removed therefrom; and a second portion including a housing, the housing including an exhaust gas inlet configured to direct a flow of exhaust gas to a combustion zone within the housing, the first portion being removably connectable to the second portion; wherein the inlet in the combustor head is configured to inject a first amount of oxygen for initiating combustion of a combustible substance in the combustion chamber, and the first amount of oxygen is a volume of oxygen sufficient to enable only partial combustion of the combustible substance in the combustion chamber. 2. The regeneration assembly of claim 1, wherein the combustion chamber of the first portion is disposed substantially within the housing of the second portion. 3. The regeneration assembly of claim 1, wherein the inlet in the first portion is configured to direct compressed air to the combustion chamber. 4. The regeneration assembly of claim 1, further including a stabilizer connected to the combustion chamber and configured to assist in isolating a first combustion zone within the combustion chamber from a second combustion zone within the housing. 5. The regeneration assembly of claim 1, wherein the combustion zone is downstream of the combustion chamber. 6. The regeneration assembly of claim 1, further including a connection assembly configured to assist in removably connecting the first portion to the second portion. 7. The regeneration assembly of claim 1, further including an ignitor connected to the combustor head and at least partially disposed within the combustion chamber. 8. The regeneration assembly of claim 1, wherein the inlet is fluidly connected to a mixing valve configured to receive the flow of filtered exhaust gas and a flow of at least one of ambient air and compressed air. 9. The regeneration assembly of claim 1, wherein the flow of filtered exhaust gas is extracted downstream of a filter disposed downstream of the regeneration assembly. 10. The regeneration assembly of claim 1, wherein the exhaust gas inlet is configured to direct substantially an entire flow of exhaust gas output from a power source to the combustion zone within the housing of the second portion. 11. The regeneration assembly of claim 1, further including an injector connected to the combustor head and configured to inject the combustible substance into the combustion chamber. 12. The regeneration assembly of claim 11, further including a swirler configured to assist in mixing a flow of gas with the combustible substance within the combustion chamber. 13. The regeneration assembly of claim 1, wherein the combustor head further includes a coolant passage fluidly connected to a coolant loop of a power source. 14. The regeneration assembly of claim 13, wherein the coolant passage is configured to direct a flow of coolant to a portion of the combustor head proximate an injector of the regeneration assembly. 15. The regeneration assembly of claim 14, wherein the flow of coolant assists in conductively cooling a portion of the injector. 16. A regeneration assembly, comprising: a first portion including a combustion chamber connected to a combustor head, the combustion chamber defining a first combustion zone; a second portion including a housing defining a second combustion zone, the combustion chamber of the first portion being disposed substantially within the housing, the first combustion zone being substantially isolated from the second combustion zone by a stabilizer connected to the combustion chamber and wherein the first portion is configured to individually mate with any one of a plurality of second portions of different configurations; an injector connected to the combustor head and configured to inject a combustible substance into the combustion chamber; and a gas inlet in the combustor head configured to inject a first amount of oxygen for initiating combustion of the combustible substance in the first combustion zone of the regeneration assembly, the first amount of oxygen being a volume of oxygen sufficient to enable only partial combustion of the combustible substance in the combustion chamber. 17. The regeneration assembly of claim 16, further including a swirler configured to assist in mixing a flow of gas including the first amount of oxygen with the combustible substance within the combustion chamber. 18. The regeneration assembly of claim 16, wherein the housing further includes an exhaust gas inlet configured to direct a flow of exhaust gas to the second combustion zone. 19. The regeneration assembly of claim 16, further including a connection assembly configured to assist in removably connecting the first portion to the second portion. 20. The regeneration assembly of claim 16, wherein the controller is configured to control the amount of oxygen directed to the gas inlet based on at least one of an amount of the combustible substance injected into the combustion chamber and a desired temperature of a flow of exhaust gas at an outlet of the regeneration assembly. 21. The regeneration assembly of claim 16, wherein: the gas inlet is configured to direct a flow of gas including the first amount of oxygen to the combustion chamber; and the flow of gas comprises at least one of ambient air, compressed air, and recirculated exhaust gas. 22. The regeneration assembly of claim 21, wherein the flow of gas comprises a flow of filtered exhaust gas. 23. The regeneration assembly of claim 22, wherein the inlet is fluidly connected to a mixing valve configured to receive the flow of filtered exhaust gas and a flow of at least one of ambient air and compressed air. 24. The regeneration assembly of claim 22, wherein the flow of filtered exhaust gas is extracted downstream of a filter disposed downstream of the regeneration assembly. 25. The regeneration assembly of claim 16, further including an ignitor connected to the combustor head and at least partially disposed within the combustion chamber. 26. The regeneration assembly of claim 25, wherein the ignitor is configured to ignite a combustible substance within the combustion chamber. 27. The regeneration assembly of claim 16, wherein the combustor head further includes a coolant passage fluidly connected to a coolant loop of a power source. 28. The regeneration assembly of claim 27, wherein the coolant passage is configured to direct a flow of coolant to a portion of the combustor head proximate an injector of the regeneration assembly. 29. A method of regenerating a filter using a regeneration assembly, comprising: injecting a flow of a combustible substance into a first combustion zone of the regeneration assembly; directing a first amount of oxygen for initiating combustion of the combustible substance to the first combustion zone of the regeneration assembly; partially combusting the combustible substance in the first combustion zone; directing a flow of exhaust to a second combustion zone of the regeneration assembly; and substantially completely combusting a remainder of the injected flow of the combustible substance in the second combustion zone. 30. The method of claim 29, further including mixing a portion of the flow of the combustible substance with the first amount of oxygen. 31. The method of claim 29, wherein the first combustion zone is substantially isolated from the second combustion zone. 32. The method of claim 29, wherein directing the first amount of oxygen to the first combustion zone includes directing a flow of compressed air to the first combustion zone. 33. The method of claim 29, further including controlling the amount of oxygen directed to the gas inlet based on at least one of an amount of the combustible substance in the first combustion zone and a desired temperature of a flow of exhaust gas at an outlet of the regeneration assembly. 34. The method of claim 29, further including controlling an amount of the combustible substance directed to the first combustion zone based on a desired temperature of a flow of exhaust gas at an outlet of the regeneration assembly. 35. The method of claim 29, wherein the first amount of oxygen is a volume of oxygen sufficient to enable only partial combustion of the combustible substance in the combustion chamber. 36. The method of claim 29, further including increasing the temperature of the flow of exhaust to a desired temperature. 37. The method of claim 36, wherein the desired temperature is a regeneration temperature of a filter fluidly connected downstream of the regeneration assembly. 38. The method of claim 29, wherein directing the first amount of oxygen to the first combustion zone includes directing a flow of filtered exhaust gas to the first combustion zone. 39. The method of claim 38, further including directing to the first combustion zone the flow of filtered exhaust gas extracted downstream of the filter disposed downstream of the regeneration assembly. 40. The method of claim 38, wherein: the flow of filtered exhaust directed to the first combustion zone is provided to initiate combustion in the first combustion zone; and the flow of exhaust gas directed to the second combustion zone is provided to substantially complete combustion in the second combustion zone. 41. The method of claim 29, further including directing a flow of coolant to the combustor head to cool at least a portion of the combustor head. 42. The method of claim 41, wherein the coolant is supplied from a coolant loop of a power source.