| 摘要 |
The present invention relates to an indirect heater for a ship which includes a case (1) having a rectangular shape and storing sea water in the interior thereof; a heating furnace (10) heating the sea water at the outside of the case; a fixing frame (2) fixed to a portion of the center of the case; and an exhaust port (40) discharging gas generated by the heating action of the heating furnace to the outside. The indirect heater further includes a heating passage (20) installed by connecting the heating furnace (10) and the exhaust port (40) to circulate the heat produced by the heating furnace (10) to the interior of the case and to discharge the supplied heat to the exhaust port; and an electric heater (90) detachably attached to the case (10) to supply electricity to the case and to perform heating. |
