rigid boundary condition 中文意思是什麼
rigid boundary condition
解釋
剛性邊界條件-
Three mathematical models are presented to express the characteristics based on the systematical analysis of mechanical, hydraulic and fluid dynamic characteristics during three transient process, and numerical calculation methods are carried out to the three mathematical models. with the rigid water hummer theory and hydraulic characteristics, this paper has improved the boundary condition equation at pump during the suspending period, and drew a simplified mathematical model
針對大型低揚程泵站過渡過程的具體特點，利用剛性水錘理論，對事故停泵時泵處的邊界條件方程進行改進，並結合泵裝置水力特性，得出大型低揚程泵站停泵過渡過程簡易計算方法的數學模型；針對具體數學模型編製程序進行計算求解。 -
The main work includes : for the torsional vibrations of a rigid disk on saturated media, first, the dynamic governing equations are solved by the use of hankel transform and the general solutions in the hankel transform fields are formulated. then, considering the mixed boundary - value condition, the dual integral equations of the torsional vibrations of a rigid disk on saturated grounds are obtained, which can be reduced to the fredholm integral equations of the second kind and solved by numerical procedures. consequently, the dynamic compliance coefficient curves and the torsional angle amplitude curves versus the dimensionless frequency are presented and contrasted to that of the elastic one
在前人研究的基礎上，本文基於陳龍珠等曾提出的一組實用飽和土波動方程，用解析或半解析的方法首次較系統而深入地研究了飽和半空間地基與基礎的扭轉振動問題，主要工作有：對于飽和地基上剛性圓板的扭轉振動，作者首先採用hankel變換求解了動力控制方程，得到了該控制方程在hankel變換域內的通解，然後由混合邊值條件建立了飽和地基上剛性基礎扭轉振動時的對偶積分方程，並將其化為易於數值求解的第二類fredholm積分方程，用數值方法計算了基礎的動柔度和扭轉角幅值與振動頻率的關系曲線，並將其與單相彈性介質情況進行了對比分析。 -
Based on clear boundary condition of dam shoulders, with rigid limit equilibrium vector method, baihetan hydroelectric power station dam shoulders anti - sliding stability analyzing program is compiled. then, by using above program, the anti - sliding stability of dam shoulders in different modes and different load patterns are calculated in respectively, and their stability is evaluated. the analysis results indicate that the anti - sliding stability of baihetan dam shoulders can meet the need of arch dam design
在查明壩肩抗力體邊界條件的基礎上，利用剛體極限平衡分析中的矢量法在文獻[ 1 ]基礎上編制了白鶴灘壩肩抗力體抗滑穩定性分析程序，並對白鶴灘壩肩抗力體的不同荷載情況下大塊體的穩定性進行了評價，結果表明：白鶴灘壩肩抗力體的穩定性總體上達到了拱壩設計的要求。 -
The golden horse bridge with t - shape rigid structure and single - tower cable - stayed bridge is taken as an example for the solution of vertical vibration differential equation through the presented boundary condition
求解出的豎向振動方程的解析解，與有限元數值結果對比吻合良好，證明了方法的正確性。 -
Adopting relatively simple mechanical model and predigested boundary condition and taking a straight bar applied one end with an semi - sine impulse to simulate the rigid target impacted by a projectile as an example, the relation between the stress wave propagation and acceleration of projectile has been analyzed by theoretical deduction and computer simulation
摘要採用較為簡單的力學模型和簡化的邊界條件，以直桿一端施加一半正弦載荷脈沖和模擬彈體沖擊剛性靶為例，用理論推導和計算機模擬的方法分析應力波傳播和彈體加速度的關系。
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