公开(公告)号：US09366426B2

公开(公告)日：2016-06-14

申请号：US14765264

申请日：2014-02-19

申请人： AREVA GmbH

发明人： Sebastian Popp ,  Johannes Stoss ,  Renate Kilian ,  Franz Strohmer

IPC分类号： F22G7/00 ,  F22B37/48

CPC分类号： F22B37/483

摘要： The invention relates to a lance for removing deposits adhering to the tube sheet of a steam generator, comprising a flexible strip which is introducing into intermediate tube areas of the steam generator, which has a cleaning head at the free end of the strip, and which comprises at least one water hose that is used to supply a flow of water to the cleaning head. In a use situation, the cleaning head comprises a working face which faces the tube sheet or deposits present thereon, an outlet opening which is fluidically connected to the water hose and opens into the working face, and a mechanical tool which acts on the deposits and removes material.

摘要翻译： 本发明涉及一种用于去除附着在蒸汽发生器的管板上的沉积物的喷枪，包括一个柔性条，其导入蒸汽发生器的中间管区域，蒸汽发生器在带的自由端具有清洁头， 包括至少一个水软管，其用于向清洁头提供水流。 在使用情况下，清洁头包括面向管板或其上存在的沉积物的工作面，流体连接到水软管并通向工作面的出口，以及作用于沉积物的机械工具 去除材料。