| 1. | On thermal buckling of a simply supported rectangular fgm plate 四边简支功能梯度矩形板的热屈曲分析 |
| 2. | Nonlinear bending of simply - supported creep - damaged rectangle plate 四边简支矩形板的蠕变损伤非线性弯曲 |
| 3. | Buckling analysis of simply - supported piezoelectric functionally gradient rectangular thin plate 四边简支压电功能梯度矩形薄板的屈曲 |
| 4. | Design method of prestressed concrete simply supported on four sides of two - way composite slab 预应力混凝土四边简支双向叠合板的设计方法 |
| 5. | Four - way simply support common and long span composite slabs were also studied by the author with the finite elements method , and a calculation method was proposed 分析了组合板的破坏方式;采用有限元分析方法研究了四边简支普通跨度和大跨度的型钢和压型钢板与混凝土组合板的抗弯承载力,提出承载力计算方法。 |
| 6. | ( 3 ) a large computer program , named 3dplate , is developed with fortran powerstation . with 3dplate , 6 simply supported square plates . 5 clamped rectangular plates and 1 corner - supported plate are analyzed ( 3 )用fortran语言编制了大型的计算机程序3dplate ,并对6块的四边简支方板、 5块四边固支矩形板和1块四角支承板进行了计算分析。 |
| 7. | In this article , grid - beam structure by simply supported on foursides in the engineering is discussed . its calculated method of internal force and displacement under uniform load and choosing section to control the wide of crack is studied also 本文针对工程中常见的四边简支、正交的井字梁结构进行讨论,研究了该结构受均布荷载作用下的内力及位移的计算方法,以及截面选择、裂缝宽度控制方法等。 |
| 8. | Using rectangular plates with four simply supported edges as analytical models , their mode shapes and frequencies are calculated by numerical method then the ratio of displacement modes and the difference between flexibilities of the intact plate and the damaged plates are derived and used to identify damages 摘要以一四边简支矩形弹性薄板为研究物件,通过数值计算得到板损伤前后的多阶模态,进而利用板损伤前后的位移振型比及柔度差来进行板的损伤识别研究。 |
| 9. | In first part of the thesis , by a review of the research on aircraft sonic fatigue , the formulas for calculating natural frequencies of the typical aircraft skin - panel structure with four edges simply - supported or four edges fixed - supported were drawn , the response of displacement and stress was analysed under the condition of random white noise loading with the steady - state or unsteady - state . the procedure how to use data of s - n curve under constant loading for predicating the fatigue life of skin - panel subjected to random loading was shown 通过对声疲劳问题研究的回顾,根据典型飞机蒙皮壁板模型,整理了四边固支,四边简支两种边界条件下多阶模态固有频率,非平稳及平稳随机白噪声载荷下的位移和应力响应,以及如何从等幅s ? n曲线求得随机载荷应力下的疲劳寿命。 |
| 10. | ( 3 ) by using an elastic - plastic material model , the nonlinear analysis is taken on the rectangular tube and simply supporte d plate , and the ultimate carrying load capacity pu is obtained . the results show that the buckling mode is in accordance with the assumption of elastic analysis , and so shows the ultimate mode ( 3 )采用弹塑性模型,考虑几何非线性理论,利用ansys软件对矩形钢管考虑板组相关屈曲影响和不考虑相关屈曲影响(将矩形管板件按四边简支板对待)两种情况进行了屈曲后分析,分别得出其极限承载力p _ u ,并分析了矩形管的屈曲过程。 |