초록 ▼

A gas turbine installation includes at least one gas turbine. A transition piece may receive an exhaust gas from the gas turbine. The transition piece is an exhaust gas inlet part of a steam recovery part for a steam generator. The transition piece includes a chimney orifice for discharging the exha

A gas turbine installation includes at least one gas turbine. A transition piece may receive an exhaust gas from the gas turbine. The transition piece is an exhaust gas inlet part of a steam recovery part for a steam generator. The transition piece includes a chimney orifice for discharging the exhaust gas of the gas turbine.

대표청구항 ▼

The invention claimed is: 1. A gas turbine installation, comprising: at least one gas turbine; and a transition piece for receiving an exhaust gas from the gas turbine, wherein the transition piece is an exhaust gas inlet part of a heat recovery structure for a steam generator, wherein the transiti

The invention claimed is: 1. A gas turbine installation, comprising: at least one gas turbine; and a transition piece for receiving an exhaust gas from the gas turbine, wherein the transition piece is an exhaust gas inlet part of a heat recovery structure for a steam generator, wherein the transition piece includes a chimney orifice for discharging the exhaust gas of the gas turbine, and wherein the chimney orifice is a flow duct that is shorter than a maximum vertical height of the transition piece. 2. The gas turbine installation as claimed in claim 1, wherein the transition piece includes a sealing wall, by which the emergence of exhaust gas from the transition piece, except for the chimney orifice, is prevented. 3. The gas turbine installation as claimed in claim 2, wherein the sealing wall closes a transitional region of the transition piece. 4. The gas turbine installation as claimed in claim 1, wherein the chimney orifice is arranged in a head region of the transition piece. 5. The gas turbine installation as claimed in claim 1, wherein the heat recovery structure is a boiler region of a steam turbine. 6. The gas turbine installation as claimed in claim 1, wherein the chimney orifice has a rectangular cross section. 7. A method of operating a gas turbine installation, comprising: feeding an exhaust gas of a gas turbine into a transition piece; and discharging the exhaust gas via a chimney orifice of the transition piece, wherein the transition piece is an exhaust gas inlet part of a heat recovery structure for a steam generator, and wherein the chimney orifice is a flow duct that is shorter than a maximum vertical height of the transition piece. 8. The method as claimed in claim 7, wherein the transition piece includes a sealing wall, by which emergence of exhaust gas from the transition piece, except through the chimney orifice, is prevented. 9. The method as claimed in claim 8, wherein the sealing wall closes a transitional region of the transition piece. 10. The method as claimed in claim 7, wherein the chimney orifice is arranged in a head region of the transition piece. 11. The method as claimed in claim 7, wherein the chimney orifice has a rectangular cross section. 12. A gas turbine installation, comprising: at least one gas turbine; and a transition piece for receiving an exhaust gas from the gas turbine, wherein the transition piece is an exhaust gas inlet part of a boiler region of a steam generator, wherein the transition piece includes a chimney, and wherein the chimney orifice is a flow duct that is shorter than a maximum vertical height of the transition piece. 13. The gas turbine installation as claimed in claim 12, wherein the transition piece includes a sealing wall, by which the emergence of exhaust gas from the transition piece, except for a chimney orifice, is prevented. 14. The gas turbine installation as claimed in claim 13, wherein the sealing wall closes a transitional region of the transition piece. 15. The gas turbine installation as claimed in claim 12, wherein the chimney is arranged in a head region of the transition piece. 16. The gas turbine installation as claimed in claim 12, wherein the gas turbine installation is extendable to form a combined-cycle turbine installation, the transition piece being extendable to form an operational steam generator via the boiler region, and a steam turbine being connectable to the steam generator.