L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
대리인 / 주소
Haynes, Elwood L.
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초록▼
An integrated oxy-combustion turboexpander process including producing an enriched carbon dioxide product stream, by combusting a compressed synthetic air stream, including an oxygen-enriched stream and a carbon dioxide recycle stream, with a fuel stream and expanding the combustion stream thereby p
An integrated oxy-combustion turboexpander process including producing an enriched carbon dioxide product stream, by combusting a compressed synthetic air stream, including an oxygen-enriched stream and a carbon dioxide recycle stream, with a fuel stream and expanding the combustion stream thereby producing the carbon dioxide recycle stream and an enriched carbon dioxide product stream; producing an essentially pure carbon dioxide product stream, by processing the enriched carbon dioxide product stream into a deoxo methane combustor.
대표청구항▼
1. An integrated oxy-combustion turboexpander process comprising: a) producing an enriched carbon dioxide product stream, by combusting a compressed synthetic air stream, comprising an oxygen-enriched stream and a carbon dioxide recycle stream, with a fuel stream and expanding said combustion stream
1. An integrated oxy-combustion turboexpander process comprising: a) producing an enriched carbon dioxide product stream, by combusting a compressed synthetic air stream, comprising an oxygen-enriched stream and a carbon dioxide recycle stream, with a fuel stream and expanding said combustion stream thereby producing said carbon dioxide recycle stream and an enriched carbon dioxide product stream;b) producing an essentially pure carbon dioxide product stream, by processing said enriched carbon dioxide product stream into a deoxo methane combustor. 2. The integrated oxy-combustion turboexpander process of claim 1, further comprising at least two deoxo methane combustors in series. 3. The integrated oxy-combustion turboexpander process of claim 1, wherein; i. said compressed synthetic air stream is compressed in a first compressor,ii. said synthetic air stream and said fuel stream are combusted in a combustor,iii. said combustion stream is expanded in a turboexpander, andiv. wherein said first compressor, said combustor, and said turboexpander comprise a gas turbine. 4. The integrated oxy-combustion turboexpander process of claim 1, wherein; said compressed synthetic air stream is compressed in a first compressor, i. said synthetic air stream and said fuel stream are combusted in a combustor,ii. said combustion stream is expanded in a turboexpander, andiii. wherein said first compressor, said combustor, and said turboexpander are discrete. 5. The integrated oxy-combustion turboexpander process of claim 1, wherein i. said deoxo methane combustor comprises a catalytic oxidizer reactor having one or more beds of a catalyst that is selective for combusting the flammable contaminants contained in said enriched carbon dioxide product stream, and whereinii. said essentially pure carbon dioxide product stream is produced by injecting said enriched carbon dioxide product stream, along with a methane containing stream, into the catalytic oxidizer reactor at a temperature that is sufficient to allow for the combustion of the contaminants in said enriched carbon dioxide product stream. 6. The integrated oxy-combustion turboexpander process of claim 5, wherein said enriched carbon dioxide product stream and said methane containing stream are injected into the catalytic oxidizer reactor at a temperature of between about 300° C. and about 700° C. 7. The integrated oxy-combustion turboexpander process of claim 1, wherein said enriched carbon dioxide products stream is compressed in a second compressor prior to introduction into the deoxo methane combustor. 8. The integrated oxy-combustion turboexpander process of claim 7, wherein said first compressor and said second compressor comprise a single machine. 9. The integrated oxy-combustion turboexpander process of claim 1, wherein said enriched carbon dioxide product stream is introduced into one or more deoxo methane combustors, followed by one or more deoxo hydrogen combustors, thereby producing said essentially pure carbon dioxide product stream. 10. An integrated oxy-combustion turboexpander process comprising: a) producing an enriched carbon dioxide products stream, by i. combining a carbon dioxide recycle stream and an oxygen-enriched stream thereby producing a synthetic air stream,ii. introducing said synthetic air stream into a first compressor, thereby producing a compressed synthetic air stream,iii. introducing said compressed synthetic air stream into a combustor, along with a fuel stream, thereby producing a combustion product stream,iv. introducing said combustion product stream into a turboexpander thereby producing power and a exhaust gas stream,v. separating said exhaust gas stream into said carbon dioxide recycle stream and an enriched carbon dioxide product stream;b) producing an essentially pure carbon dioxide product stream, by i. introducing said enriched carbon dioxide product stream into a second compressor, thereby producing a compressed carbon dioxide stream,ii. introducing said compressed carbon dioxide steam along with a methane stream into a first deoxo methane combustor, thereby producing a carbon dioxide stream with reduced oxygen,iii. introducing said carbon dioxide stream with reduced oxygen into a first heat transfer device, thereby producing a cooled carbon dioxide stream with reduced oxygen,iv. introducing said cooled carbon dioxide stream with reduced oxygen into a second deoxo methane combustor, thereby producing a carbon dioxide stream with further reduced oxygen,v. introducing said carbon dioxide stream with further reduced oxygen into a second heat transfer device, thereby producing a cooled carbon dioxide stream with further reduced oxygen,vi. introducing said cooled carbon dioxide stream with further reduced oxygen into a water removal device, thereby producing an essentially pure carbon dioxide product stream. 11. The integrated oxy-combustion turboexpander process of claim 10, wherein; i. said compressed synthetic air stream is compressed in the first compressor,ii. said synthetic air stream and said fuel stream are combusted in the combustor,iii. said combustion stream is expanded the turboexpander, andiv. wherein said first compressor, said combustor, and said turboexpander comprise a gas turbine. 12. The integrated oxy-combustion turboexpander process of claim 10, wherein; i. said compressed synthetic air stream is compressed in a first compressor,ii. said synthetic air stream and said fuel stream are combusted in a combustor,iii. said combustion stream is expanded in a turboexpander, andiv. wherein said first compressor, said combustor, and said turboexpander are discrete. 13. The integrated oxy-combustion turboexpander process of claim 10, wherein i. said first deoxo methane combustor and said second deoxo methane combustor comprise a catalytic oxidizer reactor having one or more beds of a catalyst that is selective for combusting the flammable contaminants contained in said enriched carbon dioxide product stream, and whereinii. said essentially pure carbon dioxide product stream is produced by injecting said enriched carbon dioxide product stream, along with a methane containing stream, into the catalytic oxidizer reactor at a temperature that is sufficient to allow for the combustion of the contaminants in said enriched carbon dioxide product stream. 14. The integrated oxy-combustion turboexpander process of claim 13, wherein said enriched carbon dioxide product stream and said methane containing stream are injected into the catalytic oxidizer reactor at a temperature of between about 300° C. and about 700° C. 15. The integrated oxy-combustion turboexpander process of claim 10, wherein said enriched carbon dioxide products stream is compressed in a second compressor prior to introduction into said first deoxo methane combustor. 16. The integrated oxy-combustion turboexpander process of claim 15, wherein said first compressor and said second compressor comprise a single machine. 17. The integrated oxy-combustion turboexpander process of claim 1, wherein said enriched carbon dioxide product stream is introduced into said first deoxo methane combustor and said second deoxo methane combustor, followed by one or more deoxo hydrogen combustors, thereby producing said essentially pure carbon dioxide product stream.
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이 특허에 인용된 특허 (1)
Stahl Charles R. (Scotia NY), Closed cycle gas turbine for gaseous production.
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