Using the method of topological optimization, by means of adjusting the axial crush stiffness of the component, a topological optimization model was built to perform the optimization analysis. 利用拓扑优化的方法,从调整吸能部件轴向压皱刚度观点出发,建立拓扑优化模型进行优化分析。
The Axial Component of Beam Cross-section Angular Momentum is Conserved 光束截面角动量的轴向分量是守恒量
A fault movement can be resolved into an axial component ( parallel to the pipe axis), a lateral component ( perpendicular to the pipe axis) in the horizontal plane and a vertical component. 断层运动可分解为轴向分量(与管轴平行)、水平面的侧向分量(与管轴垂直)和竖直分量。
The bench scale experiments of HTGR graphite ball-element were finished in an improved fixed bed burner, and the burning rate, thermal power, utilization ratio of oxygen, axial distribution of temperature and off-gas component were determined. 用改进的固定床燃烧器进行了台架规模石墨球燃烧实验,测定了燃烧速率,热功率,氧利用率,温度轴向分布和尾气组成。
Dimensionless coefficient method of designing the welding section of axial pressure component with H shape 焊接H形轴压构件截面设计的无量纲系数法
The variation regularity of the concrete structural reliability of the axial forced component and the bending component was studied with different types of the resistance varied with time. 以轴压构件和弯曲构件为例,对比分析了在不同抗力变化形式下,混凝土结构在设计基准期内可靠性的变化规律;
The United formulation for eccentric and axial compression masonry component 偏压与轴压砌体构件统一算式
Axial damping component can be added catering to the stability and a damping of 2 000 N · s/ m warrants the seal stability under any perturbation frequency. 加入轴向阻尼元件可以改善稳定性,当加入阻尼为2000N.s/m时密封可以在任何频率扰动下稳定运行。
Influence of Axial Current Component in Helical Winding on Leakage Magnetic Field in Large Transformer 螺旋式绕组轴向电流分量对大型变压器漏磁场的影响
Since the Doppler angle is hard to measure correctly, current ultrasound blood flow measurement systems can only provide the axial component of the true blood flow velocity. 超声血流测量系统往往由于无法确定声束-流速夹角(Doppler夹角),因而只能检测真实血流速度的轴向分量。
Stress analysis of reinforced concrete's axial tension component under action of thermal difference 温差作用下钢筋混凝土轴心受拉构件的应力分析
The Influence of the Axial Component of FEL Wiggler Magnetic-field upon the Propagation Stability of Particles 自由电子激光Wiggler磁场轴向分量对粒子稳定传输的影响
The influence of the axial component of Wiggler magnetic-field upon the orbit stability of particles propagating in the guide-Wiggler compound fields is discussed and the criterion determining the orbit stability is de-duced. 本文讨论了在自由电子激光研究中Wiggler磁场的轴向分量对带电粒子在导引场和Wiggler场的组合场中的轨道稳定性的影响,导出了确定轨道稳定性的判据。
The magnitude of tangential component and radial component of turbulence intensity are higher than that of axial component of turbulence intensity in the wake region. 在叶片的尾迹区内,流动的紊流强度大大高于周围的非尾迹区,其中紊流强度径向、切向分量较大,轴向分量最小,尾迹区内的紊流具有高度不均匀性。
Analytical study on fan/ compressor cascade flow characteristics with supersonic axial velocity component 超音轴向分速风扇/压气机叶栅流动特征分析
The torsional deflection of spiral winding for the large power transformer is mostly caused by the common effect of the axial current component and the radial leak magnetic field. 大型电力变压器螺旋线圈的扭转变形主要是由于轴向电流分量和辐向漏磁场共同作用所产生的。
According to the calculating results of the leakage magnetic field distribution in transformer helical windings, the influence of the axial current component in the helical windings on the leakage magnetic field of large transformer is analyzed. 根据变压器螺旋式绕组漏磁场分布的计算结果,分析了螺旋式绕组轴向电流分量对大型变压器漏磁场的影响。
The method uses expansion in terms of scaling functions to approximate the axial field component ( Ez or Hz) and transforms the field equation into a matrix equation by applying a variational formulation. 在该方法中,用尺度函数把场分量(Ex或H2)近似为级数,通过变分公式把波导问题化为矩阵方程。
At the same time, the cause of the damage character of axial compress concrete component is explained in terms of the chaos theory. 同时,利用混沌理论解释了单轴受压混凝土构件的破坏特征。
Our results indicate that the axial component of wavevector of perturbation can lead to a new instability. 结果表明,扰动波矢轴向分量的存在引起新的不稳定性。
Through analyzing the instantaneous distribution of the yield function, bending moment and axial force during early time response, the elastic-plastic deformation mechanism and the influence of axial component of oblique impact on the dynamical response of cantilever beam are discussed. 通过对屈服函数以及弯矩、轴力在动力响应过程中分布规律的分析,阐明了斜撞击下悬臂梁的弹塑性动力响应模式和斜撞击的轴向分量对变形机制的影响。
The Hall sensors are improved by setting iron plate on its two-side surfaces, which increases its abilities to test the axial direction component of the magnetic flux leakage signals. 通过在Hall探头两侧表面加装导磁块的方法,提高了探头对缺陷漏磁信号的轴向分量的检测能力。
Then, the distribution of tangential, radial and axial component of velocity is given in the paper. 研究还得到了不同工况下,流场内部切向速度、径向速度、轴向速度的不同分布规律。
However, the influence on the radial distribution of the z-axial component of the electric field is small. 各腔长度变化对纵向场分量的径向分布影响很小。
The sleeved member is composed of an inner tube and an outer tube, and with gap between them. The inner tube bears the axial compression, while the outer component restrains the inner tube from buckling and improves its post-buckling behavior, thus enhancing its load-carrying capacity. 套管构件由承受轴向压力的内管和约束内管屈曲变形的外管组成,外管可改善内管的后屈曲性能,从而提高内管的轴压承载力。
The multistage feed water pump is one of the important equipment of thermal power plant steam circulation system, and the axial force balance mechanism is an important component part of multistage feed water pump. 多级给水泵是火力发电厂汽水循环系统中的重要设备之一,轴向力平衡机构是多级给水泵的重要组成部分。多级给水泵的轴向力平衡装置设计与分析,具有工程背景和实用价值。
The shear stress angle is used to compute the circumferential and axial shear stress component in slip model. 为了在滑移模型中建立更为准确的周向和轴向剪应力关系,定义了剪应力夹角的概念。
Axial piston pump, the most important component in hydraulic systems, is widely used in all kinds of industrial and mobile machinery and directly affects their performance. 轴向柱塞泵是液压系统中最重要的动力元件,广泛应用于各类机械装备液压系统中,其性能直接影响着各类机械装备的性能。
Axial piston pump, the power component, is highly coupled with mechanism and fluid. Relevant research mainly focuses on the coupling characteristics. 轴向柱塞泵是机构和流体高度耦合的动力元件,两者的耦合特性是轴向柱塞泵研究的重点和难点。