Flame tube or “liner” for a combustion chamber...

Power plants – Combustion products used as motive fluid – Combustion products generator

Reexamination Certificate

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C060S737000, C060S754000

Reexamination Certificate

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06966187

ABSTRACT:
An improved flame tube or “liner” (112) for a combustion chamber (110) of a gas turbine with low emission of pollutants, of the type comprising a cylindrical structure connected to the outlet of a premixing chamber (114) by means of a truncated conical end (120), in which the premixing chamber (114) is supplied with air which is guided by a cavity (116) which is located between the flame tube (112) and outer walls (118) of the combustion chamber (110), this air circulating in the opposite direction to the flow of combustion products; a first cylindrical region (122) of the flame tube (112) is surrounded by a cylindrical casing (136) which creates an annular chamber (138).

REFERENCES:
patent: 4201047 (1980-05-01), Warren et al.
patent: 4211073 (1980-07-01), Guillot
patent: 6134877 (2000-10-01), Alkabie
patent: 6408628 (2002-06-01), Pidcock et al.
patent: 6427446 (2002-08-01), Kraft et al.
patent: 6446438 (2002-09-01), Kraft et al.
patent: 2003/0014975 (2003-01-01), Nishida et al.

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