Tranquil force

Many practical problems in exploration & development needs to be based on the calculation method of static gas pressure in natural gas well.

在勘探开发中有许多实用问题的计算需要以纯天然气井静气柱压力计算方法为基础,着重介绍纯天然气井静气柱计算方法用于气井井口最高稳定关井压力预测、采气井口装置的选择、油层套管适用性校核、气侵后封闭压力的计算等内容,其余内容放在后续文章中论

The authors in this paper have made wind tunnel tests for segment models of two twin-deck bridges now being constructed in China and have conducted a study of the aerodynamic interference effect between the twin decks and the influences of the effect on the flutter stability,vortex-excited vibration and static aerodynamic characteristics of the bridges.

基于2座国内在建的双幅桥面桥梁进行节段模型风洞试验,研究双幅桥面之间的气动干扰效应及其对桥梁颤振稳定性、涡激振动特性和静气动力特性的影响,单、双幅桥面风洞试验结果的差异表明两桥面之间存在不可忽略的气动相互干扰,并可能对桥梁振动产生不利影响。

Realizing data exchange to reflect coupling between fluid and structures is essential to solving static aeroelasticity problems.

研究静气动弹性问题一大关键是要解决流固数据耦合。

Three force equilibrium methods of static aeroelasticity are compared with.

介绍了惯性释放理论以及基于CFD/CSD耦合的静气动弹性计算方法,比较了静气动弹性计算中的三种系统载荷平衡方法。

In order to eliminate the influence of static aeroelastics deformation and satisfy the flying characteristic requirement of aircraft, a new approach to the jig-shape elastic wing design problem is presented.

采用三维N-S方程为控制方程,计算机翼所受的气动力与静气动弹性平衡方程耦合求解。

On this base, the static aeroelastics problems of wing and aircraft are investigated by coupled with structure dynamic equation.

本文的主要工作是利用计算流体力学(CFD)方法,对三维机翼以及全机的定常流场进行了数值模拟;并在此基础上耦合结构力学方程研究了三维机翼以及全机的静气动弹性问题。