Design of a Test Rig for Static Torsional Strength with Electro-hydraulic Proportional Control 电液比例控制的静扭强度试验装置的设计
Researches on mechanism and developing their strength calculation method for prestressed concrete structures are the foundation of complex torsional strength calculation. 研究预应力混凝土构件纯扭作用的机理和制定其强度的计算方法,是解决复合受扭强度计算的基础。
The principle of prestressed concrete in pure torsion is investigated, by using the space truss theory with variable inclination, considering softening of concrete, and introducing the prestress degree into the calculation, puts forward a new theoretical method for ultimate torsional strength. 研究预应力混凝土受纯扭作用时的机理,运用变角空间桁架原理,考虑混凝土的软化效应,并把预应力度引入到计算中,提出了新的抗扭强度计算公式。
Serial Multilevel Substructuring Method for Torsional Strength of Integrated Barge 分节驳扭转强度的串联多级子结构分析及模型试验研究
On line measurement of maximal torsional strength of micro level structure 微米尺度结构最大抗扭强度的在线测试和研究
The mechanical characteristics of pre-stressed concrete beams under combined forces of bending, shear and torsion are complicated. Accurate calculations for the purpose of the structural design and functional analysis require precise knowledge of the torsional strength of each concrete structural member. 弯、剪、扭复合受力下混凝土构件的受力特性非常复杂,准确计算构件的抗扭强度对构件的设计及工作性能的分析都非常重要。
The bending strength and torsional strength of belt sheave manufactured in this way will be increased by twice more than that by machining operation. 采用叠边工艺生产的皮带轮抗弯强度和抗扭强度至少要比切削加工的零件提高2倍以上。
The torsional strength of the notch of spheroidal graphite ( SG) cast iron by continuous casting was tested. 研究了一种用水平连铸技术生产的球墨铸铁型材的扭转强度和缺口扭转强度。
The thin walled beam theory and finite element theory were primary theory to study ship's torsional strength. 研究扭转强度的主要理论有薄壁梁理论和有限元理论。
Results The biomechanical study showed the bending and torsional strength of the device were better than those of AO plate. 结果力学研究显示:其抗弯和抗扭曲强度均优于临床常用的AO加压接骨板;
Moreover, the paper presents a relatively simple and comprehensive theoretical method for torsional strength calculation. 同时,提出了这类双壳大舱口船舶扭转强度的理论计算方法。
Based on studies on torsional strength of reinforced concrete members and test results of prestressed members, formulae of ultimate torque for members with centrical prestressing force under normal conditions are proposed. 根据预应力混凝土构件的纯扭试验结果,在钢筋混凝土构件抗扭性能研究成果的基础上,提出了中心预加应力在常用预应力值条件下的极限扭矩计算公式。
Torsional strength and stiffness were measured. 测定各组的抗扭强度和抗扭刚度。
Analysis of Torsional Strength in Large Container Ship 大型集装箱船扭转强度分析
The analysis of torsional strength of ship hull 船体扭转强度分析
Based on the variable angle space truss theory, a failure criterion for pure torsion is presented and a claculation method is established for ultimate pure torsional strength of reinforced concrete beams, which considers the Mohr stress compatibility and the softened constitutive laws of concrete. 根据变角空间桁架理论,在考虑莫尔应力谐调条件和混凝土软化基础上,提出了钢筋混凝土纯扭构件受扭破坏形态的判别准则,并建立了纯扭极限强度的计算方法。
The Model Torsional Strength Tests for a Wide Hatch Barge 大舱口驳船的扭转强度模型试验研究
Torsional strength and structural reinforcement of ship with large opening 大开口船舶扭转强度及结构加强方式研究
The Calculation for Ultimate Pure Torsional Strength of Reinforced Concrete Beams 钢筋混凝土构件纯扭极限强度计算
The torsional strength of the drill stem tool joint is generally lower than that of the pipe body thereof. 钻杆工具接头的抗扭强度普遍低于管体,为满足使用需要,考虑选择非API双台肩高抗扭矩接头。
Torsional strength analysis of powered support 关于液压支架的扭转强度分析的探讨
Calculation of torsional strength of prestressed concrete members 预应力混凝土构件抗扭强度计算
The Effect of Reinforcement Strength on Torsional Strength of Prestressed Concrete Beams 配筋强度对预应力混凝土构件抗扭强度的影响
Gear-box as the gearbox support components, carrying all kinds of transmission system, the complex load will often got such a torsional strength, bending and impact, so the common function of the intensity and rigidity requirement is very high. 变速箱箱体作为整个变速箱的支撑部件,承载着各种传动系统的复杂载荷,往往会受到非常大的扭转力、弯曲以及冲击力的共同作用,因此其强度和刚度的要求是非常高的。
When transmission shaft is working, it mainly bears torque. So the carbon fiber tube must have sufficient torsional strength and torsional rigidity. 传动轴工作时主要承受扭矩,所以碳纤维管要有足够的扭转强度和扭转刚度。
Establish the finite element model of the ship and analyze the torsional strength and ultimate torsional strength of the cabin by finite element method. 4. 建立有限元模型,对舱段进行扭转强度以及极限扭转强度的有限元分析。
She has large openings in the decks and multi-superstructures, which has a tremendous influence on the global longitudinal strength and torsional strength. As a result, navy ship structure can not be considered as a ship beam. 由于舰船有着不同于常规船舶的结构特点,比如甲板大开口和上层建筑等结构,会对总纵强度、扭转强度产生极大的影响。
The fibers orientation angles 'effect to the torsional strength and torsional rigidity is analyzed in this paper by finite element software ANSYS and Tsai-Wu stress criterion. 文中采用有限元软件ANSYS及Tsai-Wu张量准则分析了不同的铺层角度对轴的扭转强度和扭转刚度的影响。
The torsional strength and ultimate torsional strength of the warship is evaluated based on the thin-walled beam theory in this paper. 本文基于薄壁梁理论对舰船扭转强度和极限扭转强度进行评估。