CAJ | 학술논문

事故情况下控制棒组件会在自身重力作用下下落，下落时间是衡量核电站安全运行的重要参数之一。通过建立落棒物理模型，分析落棒的物理过程以及控制棒下落过程中的各阶段的受力情况，得到了落棒控制方程。采用VS2010软件对控制方程数值求解，完成了控制棒组件竖直及倾斜下落过程的时程的分析，对比了倾斜落棒角度对落棒时程的影响，得出最大倾斜落棒角度，为反应堆控制棒组件的设计提供依据。
사고정황하공제봉조건회재자신중력작용하하락，하락시간시형량핵전참안전운행적중요삼수지일。통과건립락봉물리모형，분석락봉적물리과정이급공제봉하락과정중적각계단적수력정황，득도료락봉공제방정。채용VS2010연건대공제방정수치구해，완성료공제봉조건수직급경사하락과정적시정적분석，대비료경사락봉각도대락봉시정적영향，득출최대경사락봉각도，위반응퇴공제봉조건적설계제공의거。
Control rod assembly will drop because of its own gravity under accident conditions , and the dropping time is one of the important parameters of the safe operation of nuclear power plant .The mathematical model of rod dropping process is established by analyzing the physical process of rod drop and the force at each stage .U-sing VS2010 to solve control equation , the vertical and inclined dropping time of the control rod component and how the angle of tilt rod drop influences the dropping time have been analyzed .The largest angle of tilt rod drop is obtained , which can provide reference for the design of the reactor control rod components .