| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a motor stand of a primary motor-driven pump unit of a pressurized water nuclear reactor. <P>SOLUTION: A motor stand 20 of a primary motor-driven pump unit includes: an upper flange 21; and fixing means 10 suited to secure the fixing of a transverse holding means 60 of the primary motor-driven pump unit, the primary motor-driven pump unit including an electric motor 30 having a lower flange 31 suited to be integrated with the upper flange 21 of the motor stand 20. The motor stand 20 is characterized in that the fixing means 10 includes an annular element 50 resting on the upper flange 21 of the motor stand 20 suited to be flanged between the upper flange 21 of the motor stand 20 and the lower flange 31 of the motor 30, the fixing means 10 including at least one radial protrusion in which there is arranged a space suited to accommodate the holding means 60. <P>COPYRIGHT: (C)2011,JPO&INPIT |
