Study showed that angle deformation of T joint is changed along the welded seam length.
研究表明，T形接头的角变形沿焊缝长度方向是变化的。
The small blind hole method is used for the measurement of residual stress inside T joint.
采用盲孔法测定了丁字焊缝的残余应力。
This paper studied mainly multi-T joint test data. By analysis test data, gave experience equation for transverse distortion of T-joint welding structure.
本文重点分析了多个T形接头焊接的工艺试验结果，通过对试验数据的分析，得出了对T形接头焊接构件的横向变形的经验公式。
Temperature and stress distribution of multi-pass welded T-joint was simulated using ABAQUS codes. 3-d solid elements were used to mesh the model.
应用abaqus软件，对多道焊T形接头的温度场和应力场进行了数值模拟。
According to the principle of constructing elliptical conical surface by the circles on a sphere, a T-joint inscribed in a sphere is designed.
根据“球面上圆构造椭圆锥面”的原理，设计了球内接三通接头。
The mathematical model is the academic groundwork of autonomous navigation strategy design and relevant structure design of pipeline robot in T-joint.
所提出数学模型是管道机器人三通自主行走控制策略设计和相应结构设计的理论基础。
Suitable model was established to simulate the temperature distribution of TIG welding of T-joint sheets using ABAQUS code. Temperature dependant material properties were considered in the simulation.
运用大型有限元分析软件ABAQUS，建立了适当的模型对薄板T型TIG焊接接头的温度场进行了数值模拟。
The results show that after TIG arc remelting treatment, the T-joint weld toe area can improve the shape of the weld toe, however, the area till shows a tensile residual stress state.
数值计算结果表明：T型接头焊趾区经过TIG电弧重熔处理后，虽然能够改善焊趾的形状，但该部位仍呈拉伸残余应力状态。
The results show that after TIG arc remelting treatment, the T-joint weld toe area can improve the shape of the weld toe, however, the area till shows a tensile residual stress state.
数值计算结果表明：T型接头焊趾区经过TIG电弧重熔处理后，虽然能够改善焊趾的形状，但该部位仍呈拉伸残余应力状态。
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