个人简介

孙欣博士，教授，曾任浙江省一流学科土木工程方向负责人。长期从事工程结构的强度与断裂方向的研究。近年来，发表SCI、EI及中文核心期刊论文20余篇，其中SCI一作9篇。主持2020年浙江省自然科学基金1项、校高级别预研项目1项，参与国家自然科学基金和省自然科学基金4项、军工项目1项。

主讲《材料力学》、《结构力学》、《专业英语》、《有限元分析》等课程，主要参与国家精品课程《材料力学》、浙江省力学竞赛及结构设计竞赛学生队伍的指导与选拔工作。指导学生科研课题及论文撰写，完成校新苗计划项目1项。

主要科研成果

论文

[1] Sun X, Lu W, Chai G, Bao Y. Effect of cladding thickness on brittle fracture prevention of the base wall of reactor pressure vessel. Thin-Walled Structures, 2021, 158: 107163.

[2] Sun X, Lou D, Chai G, Li X. Effect of pressurized thermal shock on the failure of base-cladding composite wall with different thickness ratios in thermal–mechanical coupling field. Theoretical and Applied Fracture Mechanics, 2023, 125: 103905.

[3] Sun X, Yao J, Chai G, Bao Y. Thickness effects of base wall and inlet pipe on the structural integrity of reactor pressure vessels considering ductile-to-brittle transition. Engineering Failure Analysis, 2019, 105: 1032–1044.

[4] Sun X, Chai G, Bao Y. Ultimate bearing capacity analysis of a reactor pressure vessel subjected to pressurized thermal shock with XFEM. Engineering Failure Analysis, 2017, 80: 102–111.

[5] Sun X, Chai G, Bao Y. Elastic and elastoplastic fracture analysis of a reactor pressure vessel under pressurized thermal shock loading. European Journal of Mechanics A/Solids, 2017, 66: 69–78.

[6] Sun X, Chai G, Bao Y. Nonlinear numerical study of crack initiation and propagation in a reactor pressure vessel under pressurized thermal shock using XFEM. Fatigue & Fracture of Engineering Materials & Structures, 2018, 41:374-386.

[7] Sun X, Yao J, Chai G, Bao Y. Numerical analysis of the influence factors of plastic failure in the cracked nozzle region of reactor pressure vessel. International Journal of Fracture, 2018, 214(2): 167–184.

[8] Sun X, Chai G, Li X. Effect of plasticity of the cladding with different thicknesses on the bearing capacity of the brittle base wall of RPV under PTS loads. Heliyon, 2023, 9: e14902.

[9] Sun X, Chai G, Bao Y. Ultimate Bearing Capacity Analysis and Sizing Optimization of a Cracked Reactor Pressure Vessel in the Coupled Thermo-Mechanical Field. Journal of Failure Analysis and Prevention, 2017, 17: 680–689.

科研项目

热-力耦合场中核反应堆压力容器基体结构防脆断研究（LY20A020007），浙江省自然科学基金面上项目，2020.01-2022.12，9万，主持、结题。

其他业绩

2009年 指导学生获“浙江省大学生结构设计竞赛”二等奖1项