Research on Axial Mechanical Properties of the Grouted Connection Section Considering Installation Errors [PDF]
[Introduction] With the development of offshore wind turbine works to deep sea areas, the challenging construction environment tends to result in errors in the installation of the grouted connection for the jacket foundation.
Cheng CHEN+4 more
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Improving the wall thinning of the transition shoulder with anti-wedge upset rolling in cross wedge rolling hollow parts [PDF]
Wall thinning occurs at transition shoulders in cross wedge rolling (CWR) hollow parts without a mandrel, which will reduce the mechanical strength of the parts, so improving the wall thickness of the shoulder must be resolved.
HU Zheng-huan+2 more
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基于有限元模拟与数值计算的微电磁继电器结构设计与性质研究 [PDF]
运用ANSYS有限元模拟、Mathematica数值计算与OriginPro8.6图像处理等软件对多重弯曲的平面磁芯线圈电磁场分布以及活动电极在电磁场中所受电磁力情况进行仿真分析,从而合理设计励磁电流、活动电极材料、结构尺度、活动电极与固定电极的位置间距等.国家自然科学基金面上项目(No.61674124);;厦门大学校长基金项目(No ...
吴志明, 吴雅苹, 陈晓航
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Finite element simulation of the temperature curve of wire rods during the whole process of rolling [PDF]
The temperature distribution of billets in a heating furnace is simulated by Deform software and is verified by the "black box". When the heating time is 70 min the temperature difference between surface and center is about 66℃, but it reduces to 15 ...
DENG Su-huai+5 more
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基于微电磁光开关的工作原理,设计了MEMS电磁反射型光开关.采用ANSYS 9.0有限元软件分析结合Mathematica数值计算研究了微电磁光开关所需的电磁力、磁芯线圈的磁场分布、悬臂梁受电磁力的形变状态,从而获得磁芯线圈的匝数、悬臂梁位置、悬臂梁与平面磁芯线圈接触区域等结构参量.九江市杰出青年基金项目(No.2018042)厦门大学校长基金项目(No ...
吴志明, 吴雅苹, 陈晓航
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Wall-thickness reduction of AP1000 primary coolant pipes subjected to cold roll-forming [PDF]
A modified Johnson-Cook model was proposed based on the true stress-strain data of 316LN stainless steel and it was successfully used to describe the deformation characteristic of the steel at room temperature and low strain rate.
WANG Peng+3 more
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Finite element simulation of rotary blanking based on a modified GTN damage model [PDF]
Based on the GTN model,a modified GTN model applicable to compressive stress conditions was established by considering the effect of microvoid shear deformation on the loss of load-carrying capacity. The elastic-plastic constitutive model with the damage
HAN Jing-tao+3 more
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Prediction of thermal conductivity of 93W–Ni–Fe alloys in sintering process based on finite element analysis [PDF]
Thermal conductivity is an important thermophysical parameter required for the numerical simulation of constitutive equations. The existing thermal conductivity measurement equipment and methods cannot measure the thermal conductivity of refractory ...
PAN Qian+6 more
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Refinement and Calculation Method for Stiffener Scheme for Topside Joints of Offshore Step-Up Station [PDF]
[Introduction] The topside module of an offshore step-up station usually has numerous tube-I section joints with complicated structure, which cannot be checked by general structural design software. Hence, a feasible checking design method and refinement
Fangyuan CHENG, Xuan CHEN, Zuopeng WEN
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从实验和有限元模拟两方面对影响压缩模量测试结果的关键因素进行分析.对3种长细比为3的典型金属材料进行了压缩试验,发现测得的压缩模量(线性段的斜率)明显低于真实值.在考虑斜接触效应后,有限元模拟结果和实验曲线吻合的很好 ...
代玉静, 刘薇, 董杰, 郇勇
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