激光与光电子学进展, 2019, 56 (23): 231403, 网络出版: 2019-11-27
离散激光相变硬化蠕墨铸铁应力场数值模拟 
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Numerical Simulation of Stress Field of Laser Phase Transformation Hardening Vermicular Graphite Cast Iron Based on Beam Discretization
图 & 表
图 1. 有限元网格模型。(a)三维模型; (b) X-Z 截面
Fig. 1. Finite element mesh model. (a) Three-dimensional model; (b) X-Z section
图 2. 2条路径上的温度梯度分布。(a)路径1;(b)路径2
Fig. 2. Temperature gradient distributions on two paths. (a) Path 1; (b) path 2
图 3. 3个方向的热应力分布云图。(a) X 方向;(b) Y 方向;(c) Z 方向
Fig. 3. Thermal stress distribution nephograms in three directions. (a) X direction; (b) Y direction; (c) Z direction
图 4. 2条路径上的热应力分布。(a)路径1; (b)路径2
Fig. 4. Thermal stress distributions on two paths. (a) Path 1; (b) path 2
图 5. 3个方向的残余应力分布云图。(a) X 方向;(b) Y 方向;(c) Z 方向
Fig. 5. Residual stress distribution nephograms in three directions. (a) X direction; (b) Y direction; (c) Z direction
图 6. 2条路径上的残余应力分布。(a)路径1; (b)路径2
Fig. 6. Residual stress distributions on two paths. (a) Path 1; (b) path 2
表 1RuT300的力学性能参数
Table1. Mechanical property parameters of RuT300
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庞铭, 谭雯丹. 离散激光相变硬化蠕墨铸铁应力场数值模拟[J]. 激光与光电子学进展, 2019, 56(23): 231403. Ming Pang, Wendan Tan. Numerical Simulation of Stress Field of Laser Phase Transformation Hardening Vermicular Graphite Cast Iron Based on Beam Discretization[J]. Laser & Optoelectronics Progress, 2019, 56(23): 231403.
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