BigPatents India

This invention relates to a makeup water system in steam surface condenser comprising exhaust steam connection (1) to the exhaust neck (2) of the shell (12) provided with a vent connection (3), a condensate outlet (4) and cooling water inlet (5) and outlet (6) to the said condenser provided with condenser tubes (7) and said shell is provided with a makeup water spray arrangement (9) between the exhaust steam connection and the exhaust neck (2) and is connected to a makeup water supply (10), charaacterised in that the makeup water (10) is introduced to a makeup water heat exchanger (8) wherein the makeup water (10) is heated very close to steam temperature before it is sprayed through the makeup waster spray arrangement (9) in the exhaust neck (2). FIG (nil)