buckling pressure 中文意思是什麼
buckling pressure
解釋
翹曲壓力-
Series analysis showed that the critical buckling pressure of cylinder under external pressure could be obviously decreased with the increase of ellipticity of cylinders
系列計算表明，外壓圓筒體屈曲臨界壓力值會隨筒體橢圓度的增加而明顯降低。 -
In the hogging condition, double bottom and the side shell remain the ultimate bucking strength, deck and upperwing tank remain the yield stress, and the other parts keep elasticity. then the key to calculate the ultimate strength of ship hull girders is to ascertain the ultimate bucking strength of the stiffened panels. in this regard, the developed formulation is designed to be more sophisticated than previous simplified theoretical method for calculating the ultimate strength of stiffened panels under combined in - plane bending and lateral pressure. fabricatio n - related initial imperfections ( initial deflections and residual stresses ) are included in the panel ultimate strength calculation as parameters of influence. all possible collapse modes involed in collapse of stiffened panels, including overall buckling collapse, column or beam - column type collapse, tripping of stiffeners and local bukling of stiffened web are considered
確定了船體梁整體破壞時的剖面應力分佈之後，關鍵在於確定板架的極限屈曲強度。本文充分考慮了在縱向彎曲、橫向壓力作用下加筋板可能發生的幾種破壞模式，即板架的整體屈曲破壞、樑柱形式的破壞、筋的側傾、腹板的屈曲並同時考慮了初始焊接殘余應力、初撓度的影響，使其更精確的計算加筋板的屈曲強度。對于加筋板中加強筋腹板的局部屈曲，採用解析法推導出筋的腹板的撓度方程及其邊界條件，求解相應的方程，從而計算出腹板的局部屈曲應力。 -
The post - buckling analysis of ring - stiffened shells under hydrostatic pressure using compound strip method
復合有限條法研究水壓作用下加肋柱殼的后屈曲 -
The aims of this thesis are buckling and ultimate strength. its main content is as follows : emphasizes the significance and purpose of the research in buckling and ultimate strength, and reviewing the status in this field, and puts forward the research task ; analyzes and discusses the design formulations for the buckling strength of the ship plating, in which the influence of residual stresses, lateral pressure, cut - outs and rotational restrains is taken into account
本文以船體板的屈曲和極限強度為研究目標，主要內容有： ?指出研究船體板屈曲和極限強度的意義和目的，簡要回顧了國內外的研究現狀。並提出本文的研究內容； ?考慮殘余應力、側向壓應力、開孔和扭轉約束對于板格的屈曲強度的影響，討論了各個因素影響下的板格的屈曲強度計算公式。 -
Thne results show that not only the nonlinear elastic critical pressure is much less than linear one, but also the inner pressure can significantly enhance the critical buckling axial load, so it provides a elastically theoretical basis for internal high - pressure forming technology
計算結果表明不僅非線性彈性臨界載荷遠低於線性彈性臨界載荷，而且更重要的是內壓很大程度上有助於提高柱殼軸向彈性臨界屈曲載荷，這樣為內高壓成形工藝提供了彈性失穩理論依據。 -
4, using the finite element method, the buckling of the case is studied under the loads including the axial force torsion and pressure. the results will be benefit for aero - engine design in the future. the buckling characteristics of the two new kinds of composite ( t300 / kh - 304 and t300 / bmp - 316 ) is studied under the same boundary conditions sizes and plies, the anti - buckling ability of t300 / kh - 304 composite laminate is better than that of t300 / bmp - 316 composite plates
4 、首次用有限元法和圓柱殼體耦合理論分析了t300 bmp - 316復合材料機匣分別在軸向力、扭矩和內壓等單獨作用以及耦合作用下的屈曲特性，為進一步研究打下了基礎；運用有限元法分析了t300 kh - 304和t300 bmp - 316兩種復合材料層合板的屈曲特性，討論了鋪層方式、尺寸、位移邊界條件等參數對屈曲特性的影響。 -
The effects of lateral pressure and plate buckling mode are taken into account. when the tripping taking place, average stress - strain curves begin load shedding according to empirical formula
主要區別在於所用的單元性能曲線有所不同，以及對初始變形、殘余應力和側向載荷等影響因素的處理方法也各不相同。 -
The effects of external pressure on elastic - plastic dynamic buckling of ring - stiffened cylindrical
外壓對環肋圓柱殼軸向彈塑性動力屈曲的影響 -
The dynamic buckling of the implosion liners driven by magnetic pressure has been investigated experimentally and numerically
摘要用實驗及數值模擬方法研究了電磁內爆套簡的屈曲響應規律。 -
The results of case a and case b were about the same, thus it was displayed that modifying structure did not cause the bursting under low pressure but the damages of the structure. second, an analytical model was developed to assess the critical buckling problem of near surface interlaminar rectangular defects in the cylindrical part of srmcs under axis and interior pressure loads. the relationships between critical strain value and the parameters of geometry and radius of cylindrical were discussed
在最大壓力為水檢壓力的作用下，應用有限元計算出殼體的整體變形以及不同部位的各種應力（不同應力分量）和位移分量，與試驗結果均比較吻合，證明採用大變形方法分析殼體宏觀應力和變形是合理的， a殼體與b殼體的應力、變形情況基本相同， b殼體發生低壓爆破不是由於結構參數的調整造成，而是由於各種試驗導致的累積損傷造成的。
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