发明名称 Control rod cluster operation is monitored especially in a pressurized water reactor
摘要 The operation of nuclear reactor control rod clusters is monitored by analyzing each control rod cluster sub-group displacement command and subsequently recording a signal representing the operation of the cluster insertion and removal mechanism and a control rod cluster position signal over a certain period. The operation of nuclear reactor control rod clusters is monitored by acquisition of control rod cluster operating and positioning parameters, each cluster comprising a mechanism for cluster insertion and removal into and out of a fuel assembly and a displacement control sub-unit (15a-x) which is common to a sub-group of control rod clusters, each control sub-unit (15a-x) being connected for receiving displacement commands to a displacement process control unit (14). The novelty comprises receiving and analyzing each control rod cluster sub-group displacement command between the process control unit (14) and a control sub-unit (15a-x) and subsequently recording one or more signals representing the operation of the cluster insertion and removal mechanism and a control rod cluster position signal during a certain period. An Independent claim is also included for equipment for carrying out the above process.
申请公布号 FR2773254(A1) 申请公布日期 1999.07.02
申请号 FR19970016708 申请日期 1997.12.30
申请人 FRAMATOME 发明人 ROCHE THIERRY
分类号 G21C7/36;G21C17/10 主分类号 G21C7/36
代理机构 代理人
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