The on-line monitoring and fault diagnose results show that the accidents of occurring often boiler furnace corner tube rupture are due to water circulation condition badness at operation. 监测与诊断结果表明:锅炉经常发生在炉膛四角爆管的事故,是由于水循环工况不良而引起的。
The mechanism of compound bulging ( positive forming) small latitudinal corner is studied, the stress equilibrium equation is derived, and the matching condition of bulging force parameter is given. 研究了纬向小圆角复合胀形(正成形)的机理,推导出小圆角处的应力平衡方程,给出了胀形力参量的匹配条件;
This paper discussed methane emission, the reasons for methane reduction in up corner, problems should be considered in the condition of change from normal ventilation into downriver ventilation. 对下行通风时瓦斯涌出及下隅角瓦斯减少的原因进行论证,对上行风改为下行风应注意的问题进行了论证。
FEM Analysis to the Slab Corner Metal Flow Condition During Multi-Pass V-H Rolling Process Research on the Corner Stress of Dog-Bone Shaped Workpiece During Flat-Spread Rolling 多道次立-平辊轧制轧件角部金属流动状态有限元模拟调宽轧制平轧过程轧件角部应力研究
In this paper, the deflection expressions which satisfy the free corner condition of rectangular plate with two adjacent edges supported and the other two edges free are established and the bending solutions of three kinds of supporting conditions of such plates are derived using a unified computation pattern. 本文就二邻边支承矩形板提出一种能满足自由角点条件的挠度表达式,并采用统一的求解模式导出二邻边支承的三种矩形板的弯曲解。
The Higher-Order Discrete Corner Condition Based on MTF 基于透射边界条件的高阶离散型角点条件
Local stress calculation for the "V" type support corner of liquefied gas transport tank trailer is transform long support into short supports that accord with calculation condition of local stress and arrange orderly. 液化气体运输半挂车V型支座边角处罐体的局部应力计算,是把长的V型支座转化为多个符合局部应力计算条件、排列整齐的短支座。
The improved scheme is in favor of improvement of the corner filling condition and decreasing the forming force. 改进方案的成形效果好,克服了齿轮上下角隅充填不满的缺陷,同时降低了成形力及能耗。