CAJ | 학술논문

运用概率的方法分析了石化企业中管式加热炉在地震作用下的可靠性,用改进的一次二阶矩可靠度方法分析了现行相关规范的可靠度水平。该文确定了优化的分项系数,给出了按可靠度设计的抗震设计表达式,改善了各构件在不同地震作用下可靠度的一致性。
운용개솔적방법분석료석화기업중관식가 열로재지진작용하적가고성,용개진적일차이계구가고도방법분석료현행상관규범적가고도 수평。해문학정료우화적분항계수,급출료안가고도설계적항진설계표체식,개선료각구건재 불동지진작용하가고도적일치성。
By means of probabilit y method，the reliability of tubular furn ace under seismic action in petrochemica l industry is analized．The fiduciary lev els of present relevant codes are analiz ed by the use of improved linear second ary order moment method．In this article， the itemized coefficient is determined．I n accordance with reliability design，the aseismic design formulas are given．The consistencies of fiduciary level under d ifferent seismic action for every struct ure are improved．