Steam power plant and also method for retrofitting a steam...

Details Steam power plant and also method for retrofitting a steam... Steam power plant and also method for retrofitting a steam...

2011-07-12

2011-07-12

Nguyen, Hoang M (Department: 3748)

Power plants

Motive fluid energized by externally applied heat

Process of power production or system operation

C060S677000, C060S679000

Reexamination Certificate

active

07975483

ABSTRACT:
The invention relates to a steam power plant comprising at least one steam heater for preparing compressed steam, a main turbine, which is connected downstream of the steam heater, is arranged on a main drive shaft and is a high-pressure or medium-pressure turbine, and a secondary turbine, which is interposed between the steam heater and the main turbine and is arranged on a secondary drive shaft, characterized in that the secondary turbine has an at least 50% higher operating speed when compared with a nominal speed of the main turbine.

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patent: 4007596 (1977-02-01), Braytenbah et al.
patent: 5533337 (1996-07-01), Kusayama
patent: 5749228 (1998-05-01), Shiga et al.
patent: 820600 (1951-11-01), None
patent: 1445429 (2004-08-01), None
patent: 1511106 (1968-01-01), None
patent: 3189333 (1991-08-01), None

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