针对此不足采用ANSYS概率设计方法,不仅考虑了应力和强度的变化,又考虑了失效的不同后果。
In view of this insufficiency, using the ANSYS probability design method can not only consider the stress and the intensity change, but also the different consequence after failure.
计算结果表明:铜冷却壁在高炉炉况下的基体温度以及由此产生的热应力都不足以使其很快产生裂纹。
The results indicate that neither temperature nor heat stress of copper stave under a BF operating condition are the stress formed sufficient to cause crack quickly.
该方法弥补了以往各向同性球壳模型的不足,可计算出任意深度的原岩应力状态:铅垂应力、平均水平应力、水平面内最大及最小正应力。
By this method, it is capable for calculating the initial rock stress, i. e., vertical stress, average horizontal stress, maximum and minimum horizontal stress, in any depth below surface.
本文介绍了应力波反射法中所使用的频域分析在判断桩身质量完整性中的优点与不足。
In this paper, we introduced the merit and shortage of the frequency analysis determining the integrality of stake - boby quantity using the reflect method of stress wave.
对于实际结构,由公式计算的结果往往误差较大,特别是高应力区域,难以精确计算,工程上只能采用经验设计,这样会导致结构的局部强度不足或整体安全裕度过高等不合理现象。
So it is hard to accurately calculate, and the design only works by experience, which will result in the lack of local strength or excessive safety margin and so on.
对布料溜槽鹅头进行静力分析,计算出的最大应力远小于鹅头材料的强度极限,表明鹅头的失效原因不是由于静强度不足。
The stress of chute head has been studied in this paper. The simulation show that the stress of chute head is far under the strength of material.
最后介绍变高度薄壁箱梁的弯剪应力计算原理和公式。并指出其他计算公式的不足之处。
Finally the theory and formula of bend-shear stress calculation in prestressed thin wall box beams with variable depth are introduced and it is indicated that other formula is inadequate.
先天的安全储备不足加上各敏感性因素引起的应力波动,两者的效应总和达到混凝土的抗拉极限值,造成结构开裂;
The congenital safety margin and the stress fluctuations which caused by various sensitive parameters combine to the antipulls limit value of the concretes, and create the structure dehiscence.
严重的碳化物带状偏析,使拉刀产生局部淬火过热和回火不足,造成内应力急剧增高,最终导致拉刀断裂。
It was found that the broach was locally overheated due to band segregation of carbide, and under-tempered. These factors caused fracture of broach as a result of high internal stress.
深入分析了现有化工用塔式容器立式吊装方案的不足,提出了一种新的吊装加固方案。这种方案的实施将明显地减小塔式容器的应力和变形。
With deeply analyzed current hoisting plan for tower equipment, a new hoisting plan is proposed in this paper, which obviously reduces tower's stress and deformation.
尽管存在施工方面的原因,但结构设计理论不足,是预应力混凝土箱梁开裂的主要原因。
Although the cause has some relation with construction operation, yet the major factor should be due to deficiency of the theory and improper design of the prestressed steel.
结果表明,用CSR法测定高温构件的蠕变内应力是可行的,将蠕变内应力用于高温构件的剩余寿命预测是有效的,并可克服一般外推方法的不足。
The results showed that it was viable to use CSR measuring creep internal stress of high temperature components and effective to forecast residual life of high temperature components using …
结果表明,用CSR法测定高温构件的蠕变内应力是可行的,将蠕变内应力用于高温构件的剩余寿命预测是有效的,并可克服一般外推方法的不足。
The results showed that it was viable to use CSR measuring creep internal stress of high temperature components and effective to forecast residual life of high temperature components using …
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