BigPatents India

Steam generator (1) in particular for heating by means of hot exhaust gases, having two or more water/steam circuits (2,3,31,34) in which each water/steam circuit (2,3,31,34) has at least one evaporator (4,5,33,36) to receive the heat from the heating medium, and the water/steam circuits (2,3,31,34) have at least one water/stem drum (6) and one downcomer pipe (7), from which the pipe sections (9,10,32,35) of the respective water/steam circuits (2,3,31,34) branch off, characterized in that the downcomer pipe (7) is embodied with a venture device (11,12) in the area of the branch (8), and the inlet opening (14,37, 38) of the pipe section (10,32,35) of at least one water/steam circuit (3,31,34) is disposed in the area of diffuser-shaped outlet (39) of the venture device (11,12) , and the pipe section (10,32,35) is embodied as a dynamic pressure pipe in order to increase the pressure of the working medium in this circuit (3,31,34). (FIG. - 1)