主传动链与承载链将悬点载荷分解为换向抽汲载荷与平衡载荷。
The main drive chain and the bearing chain divide the polished rod load into reverse pumping load and equilibrium load.
研究表明,拖曳锚嵌入运动中拖缆存在反悬链效应、锚板存在极限嵌入深度。
Research shows that, in the embedded movement of drag anchors, the embedded anchor chain will display a profile with reverse curvature and the anchor will reach an ultimate embedded depth.
在制定新规范时,应说明悬链和柔性连接供应泡沫的方法也是可以采用的。
It should be emphasized in drawing up new specifications that the method of supplying foam by catenary suspension and flexible connection is also adaptable.
基于索的悬链线理论,提出了一种可用于悬索桥空间主缆体系线形分析的迭代计算方法。
Based on the catenary theory of cables, an iteration method was presented for the shape-finding analysis of spatial-cable suspension Bridges.
本文通过对承受竖向均布荷载的悬链线组拼无铰拱的分析,利用能量原理,建立了组拼拱的横向稳定屈曲临界荷载的计算公式。
Catenary assembled single rib arch that carries vertical loadings and was analyzed in this paper, calculation formula of critical loading of lateral stability flexuosity by the energy principle.
本文以甘肃省某水电站临时交通桥为工程背景,用悬链线法确定了索道桥的成桥状态。
Based on the temporary traffic bridge in Gansu province as an engineering background, using catenary method to determine the completion state of cableway bridge.
结合悬链线理论和几何非线性有限元方法,对空间缆索自锚式悬索桥成桥状态的确定方法进行了研究。
The catenary theory and geometrical nonlinear finite element method were adopted in determining the dead-load state of self-anchored suspension bridge with spatial cables.
在重力作用下的接触网是悬链形,弓网接触力在一个跨距内呈现规律的起伏变化。
The catenary's shape influenced by gravity is curve, and the pantograph-catenary contact force changes regularly with pattern during one span.
该静刚度矩阵来自抛物线索的解析解,具有很高的精度,明显比悬链线索单元简化了许多。
This static cable element stiffness matrix has a high accuracy since it comes from the analytic solution of a parabolic cable.
根据悬索悬链线方程推导出索端拉力解析表达式的简单形式,并将其应用到舱索系统的非线性静力学平衡方程中。
The simple expressions of the end force of a cable are deduced according to the catenary equation, and applied to the nonlinear equilibrium equations of a cabin-cable system.
研究了钢悬链立管时域非线性动力分析用于疲劳寿命预估。
The time domain nonlinear dynamic analysis of a steel catenary riser was introduced for fatigue life prediction.
对正拱斜置变截面悬链线坡拱桥的受力分析方法作了介绍。
This paper states a method of analyzing the right catenary arch with variable cross section on slop.
本文讨论了拱型结构的合理轴线问题,并介绍了一种悬链拱合理设计的实用计算方法。
The ideal arches are discussed and a practical way for reasonable design of catenary arches is presented.
介绍了采用最佳一致逼近法对悬链线进行逼近,以及运用此算法进行热风炉悬链线拱顶设计的CAD系统。
The best uniform approximation algorithm to approach the catenary suspension and the CAD system using this algorithm to design the catenarian dome of hot blast stove are described in the paper.
以抛物线和悬链线理论为基础,总结推导了悬索索长的实用计算公式,对各公式的计算精度进行了分析。
Based on the parabola and catenary theories, calculation formulas on the cable length are summarized, and the precision is discussed.
分析了悬链线上自动装卸设备所产生的运动以及实现这些运动所需的机构。
The required movements of the automatic loading-unloading device on the catenary, and the mechanism for performing these movements are analyzed in the paper.
以布仔河渡槽为实例,介绍了悬链线变截面拱式渡槽的施工程序、施工加载原则及施工过程中的注意事项。
Taking Buzai river arched aqueduct as an example, this paper introduces the construction Procedure, construction loading principle, and the matters needing attention during construction.
它是在悬链方程基础上建立起来的,精度较高。
Also it is with high accuracy for it is derived from the basic equation of catenary.
在大跨距条件下用悬链法计算了光缆的相对伸长量与增强层厚度的关系曲线。
The cross section areas of overhead optical cable reinforcing materical are calculated for a big span.
借助于流体力学中一个修正的牛顿公式,指出彗晕的形状接近悬链线。
By means of a modified Newton's formula of hydrodynamics, it is shown that the shape of cometary halos is close to a catenary.
介绍了ADSS光缆的力学计算,给出了光缆弧垂、张力、应变和悬长等计算公式,并对普遍采用的“悬链线”和“抛物线”两种计算方法加以比较。
The mechanical calculation of ADSS fiber optic cable is introduced and the calculation formulae for sag, tension, strain and slack length etc are given.
本文用悬链线单元模拟主缆,通过选代计算了主缆的线形及下料长度。
In this paper, the curve and fabrication length of the main cable which is modelled through catenary elements are calculated with the iterative method.
研制了用于曲轴调质的悬链炉,从而更新了主要的热处理设备。
The catenary suspension furnace for quenching and tempering of the crankshafts has been successfully developed, and thus main heat treatment equipment has been renewed.
此外,它可以精确表示双曲线和悬链线。
Moreover, the curve can represent hyperbolas and catenary exactly.
对悬链面找形时发现,当黏性系数不大于0.7时,动力松弛法收敛,网格节点分布较无阻尼时均匀。
During form-finding of catenoid, when the viscosity coefficient was not more than0.7, the dynamic relaxation method taking damp into account had good convergence and the nodes distributed more even.
编制了基于弹性悬链线单元的斜拉索的非线性有限元分析程序,比较了斜拉索的悬链线解析解、抛物线解析解和基于弹性悬链线单元的有限元解的计算结果。
Nonlinear finite element program of stayed cable based on the elastic catenary element is programmed. The analytic analysis and finite element analysis of different stayed cables are compared.
两个对齐的石板平衡了屋顶,这也是复制相应悬链线抛物线的结果。
Two aligned end blocks counterbalance the roof, the formal result of copying the parabola of the corresponding catenary.
两个对齐的石板平衡了屋顶,这也是复制相应悬链线抛物线的结果。
Two aligned end blocks counterbalance the roof, the formal result of copying the parabola of the corresponding catenary.
应用推荐