Patent ID: 6173679
Filing Date: 2001-01-16
Classification: F22B,Y02E

Abstract:
A waste-heat steam generator, comprising:a number of heating surfaces heatable by a flue gas and carrying a medium to be heated, said number of heating surfaces including:an evaporator having an inlet side, an outlet side and evaporator tubes;a preheater following said evaporator on a flue gas side; anda superheater preceding said evaporator on the flue gas side, said preheater, said evaporator and said superheater disposed on a medium side in countercurrent to the flue gas;an inlet distributor connecting said evaporator on said inlet side to said preheater;a throttle configuration connecting each of said evaporator tubes to said inlet distributor; anda pressure-equalizing header in a form of an equalizing tube connected to said evaporator.