1) Goodman element
Goodman单元
1.
The conventional Goodman element is the most frequently used model in the numerical simulation of structural planes;but there are some difficulties in parameter determination and computing convergence.
岩土工程中常用的Goodman单元就是一种类型的接触模型,但其参数的确定及计算的收敛性都存在着一定的困难。
2.
Through analyzing the Goodman element in the soil—pile—superstructure interaction, and modifying the Goodman element by adding the damping component, the problem that the Goodman element did not describe the energy dissipation during dynamic interaction was solved.
文中通过对桩—土—结构的动力相互作用简化分析中常用的Goodman接触单元的分析,在现有的Goodman单元的基础上加上阻尼成分,解决了Goodman单元只能考虑桩土之间力的传递,而不能考虑桩土动力相互作用中部分能量的耗散问题。
3.
Based on the finite element software-MARC and user s subroutine of Goodman element,authors analyze the effects of shallow layer saturated loess foundation treated with geocell.
基于MARC有限元软件,采用研编的Goodman单元用户子程序,对用土工格室处理浅层饱和黄土地基的效果进行了有限元分析(FEA),结果表明:土工格室的有效影响深度为饱和黄土层厚度的50%左右,处理后的饱和黄土地基,水平位移在影响深度范围内可减小约17%左右;竖向位移也得到了一定的减小,最大可减小5%左右;最大竖向应力值减小35%左右;土工格室的加固厚度对路堤总沉降变形影响不大,但对水平位移影响较明显;相同工况下土工格室的布置位置对处理效果影响不大。
2) interface element of Goodman
Goodman接触单元
3) Goodman joint element
Goodman节理单元
4) Modified Goodman element
改进Goodman单元
5) Goodman diagram
Goodman图
1.
The UIC regulated that the fatigue strength of welded frame should be evaluated by Goodman diagram,the weldedframe has been adopted at large in speed-up and high-speed bogies, so it is very important to study the fatigue strength evalua-tion of welded frame.
为适应国际铁路联盟UIC标准中规定用Goodman图进行焊接构架的疲劳强度评估,且为目前我国提速及高速转向架普遍采用焊接构架,研究焊接构架疲劳强度评估方法。
6) Goodman-Smith diagram
Goodman-Smith图
1.
The drawing method of Goodman-Smith diagram of the ZG230-450 wheel cast steel is investigated for the fatigue reliability design and analysis of railway vehicle wheel.
研究铁道车辆ZG230-450车轮铸钢疲劳可靠性设计Goodman-Smith图的绘制方法。
2.
Methods of drawing and applying the Goodman-Smith diagram are investigated for the railway vehicle fatigue reliability design.
研究铁道车辆疲劳可靠性设计Goodman-Smith图的绘制及其应用方法。
补充资料:(三油酸、单元脂肪酸)三甲基丙烷酯
CAS:85005-23-8
中文名称:(支链与直链)(C14-18饱和、C18不饱和)脂肪酸与三甲基丙烷的酯化物
(三油酸、单元脂肪酸)三甲基丙烷酯
英文名称:Fatty acids, C14-18 and C18-unsatd., branched and linear, esters with trimethylolpropane
中文名称:(支链与直链)(C14-18饱和、C18不饱和)脂肪酸与三甲基丙烷的酯化物
(三油酸、单元脂肪酸)三甲基丙烷酯
英文名称:Fatty acids, C14-18 and C18-unsatd., branched and linear, esters with trimethylolpropane
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