CAJ | 학술논문

以秦山核电二期扩建工程松脱部件与振动监测系统(KIR)供货项目为背景,研制出了VMS C1201堆内构件振动监测系统.该系统由4个加速度通道和8个中子噪声通道组成,采用PXI总线技术以及虚拟仪器、数据库管理和监测报告自动生成技术,信号调理采用现场可编程门阵列(FPGA)程控技术,各通道信号采用同步处理技术;监测软件采用原始数据存储,并提供开放式接口.该系统具有时程分析、自谱与互谱分析以及压力容器、吊篮和燃料组件振动监测功能.
이진산핵전이기확건공정송탈부건여진동감측계통(KIR)공화항목위배경,연제출료VMS C1201퇴내구건진동감측계통.해계통유4개가속도통도화8개중자조성통도조성,채용PXI총선기술이급허의의기、수거고관리화감측보고자동생성기술,신호조리채용현장가편정문진렬(FPGA)정공기술,각통도신호채용동보처리기술;감측연건채용원시수거존저,병제공개방식접구.해계통구유시정분석、자보여호보분석이급압력용기、조람화연료조건진동감측공능.
The vibration monitoring system for internal structures developed for Qinshan Nuclear Power Phase Ⅱ Extension Project is able to monitor the vibration of reactor pressure vessel and internal structures, which comprises four acceleration and eight neutron noise channels. Several modern techniques are applied in the system, for instance, FPGA are adopted in signal preprocessing; PXI bus technology are applied for the synchronization processing between channels and modules; Original data is stored in a standard form and an open entry is supplied; The signal analysis tools include time field, auto-power spectrum density, cross-power spectrum, coherence and phase are provided for the vibration analysis. The system can monitor the vibration of pressure vessel, core barrel and fuel assemblies, and etc.