KETEP 세계에너지시장정보

An internal interface structure (100) for a nuclear thermal propulsion nuclear reactor (202) including a reactor vessel (110) and a reactor head (114), the internal interface structure (100) comprising: a substantially cylindrical body (102) having a top end, a bottom end, an inner surface, and an outer surface; an annular flange (104) extending radially-outwardly from the outer surface of the cylindrical body (102), wherein the annular flange (104) of the interface structure (100) is configured to be mounted between an upper flange of the reactor vessel (110) and a bottom flange of the reactor head (114); and a pathway extending through the annular flange (104) and having an inlet formed in an outer perimeter of the annular flange (104) and an outlet formed in the inner surface of the cylindrical body (102); characterized by a first annular ledge (132) formed on the inner surface of the cylindrical body (102); a second annular ledge (134) formed on the inner surface of the cylindrical body (102); and a third annular ledge (136) formed on the inner surface of the cylindrical body (102), wherein the first annular ledge (132) is disposed between the top end of the cylindrical body (102) and the outlet of the pathway, the second annular ledge (134) is disposed between the bottom end of the cylindrical body (102) and the outlet of the pathway, and the third annular ledge (136) is disposed between the second annular ledge (134) and the bottom end of the cylindrical body (102).