• Title/Summary/Keyword: Haigui

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A Study on Policies of Chinese Overseas Talents and Entrepreneurial Activities in Distribution Industry

  • KIM, Byoung-Goo;KIM, Ick-Soo
    • Journal of Distribution Science
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    • v.18 no.11
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    • pp.79-90
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    • 2020
  • Purpose: This study analyzed the policies on and changes of elite training through overseas study and their impact on China's national development when entrepreneurs return home. In particular, it analyzed returnee entrepreneurs in the distribution industry. Research design, data and methodology: This study largely analyzed the Chinese government's policy of attracting foreign talent and the results of the policy. The research method utilized the Chinese Statistical Yearbook and various literature. This study also used case analysis methods for start-ups by haigui in the distribution industry. Results: According to the analysis, the Chinese government is implementing various policies to attract talent. Representatively, the government actively attracts talent through the Hundred Talents Plan, Thousand Talents Plan, Chunhui Program and Chizi Program. In addition, the Changjiang Scholars Program is attracting foreign talent. As a result, many talented people are leading development of the Chinese economy. Conclusions: The Chinese government is actively pursuing policies to attract talents from overseas. In addition, it has established a system in which government ministries and research institutes can work closely together to secure effectiveness in attracting overseas talents. Through this, overseas talents are playing an important role in China's economic development through new start-up activities including the distribution industry.

Three-dimensional finite element simulation and application of high-strength bolts

  • Long, Liji;Yan, Yongsong;Gao, Xinlin;Kang, Haigui
    • Steel and Composite Structures
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    • v.20 no.3
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    • pp.501-512
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    • 2016
  • High-strength structural bolts have been utilized for beam-to-column connections in steel-framed structural buildings. Failure of these components may be caused by the bolt shank fracture or threads stripping-off, documented in the literature. Furthermore, these structural bolts are galvanized for corrosion resistance or quenched-and-tempered in the manufacturing process. This paper adopted the finite element simulation to demonstrate discrete mechanical performance for these bolts under tensile loading conditions, the coated and uncoated numerical model has been built up for two numerical integration methods: explicit and implicit. Experimental testing and numerical methods can fully approach the failure mechanism of these bolts and their ultimate load capacities. Comparison has also been conducted for two numerical integration methods, demonstrating that the explicit integration procedure is also suitable for solving quasi-static problems. Furthermore, by using precise bolt models in T-Stub, more accurately simulate the mechanical behavior of T-Stub, which will lay the foundation of the mechanical properties of steel bolted joints.

Buckling of simply supported thin plate with variable thickness under bi-axial compression using perturbation technique

  • Fan, Haigui;Chen, Zhiping;Wang, Zewu;Liu, Peiqi
    • Structural Engineering and Mechanics
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    • v.70 no.5
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    • pp.525-534
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    • 2019
  • An analytical research on buckling of simply supported thin plate with variable thickness under bi-axial compression is presented in this paper. Combining the perturbation technique, Fourier series expansion and Galerkin methods, the linear governing differential equation of the plate with arbitrary thickness variation under bi-axial compression is solved and the analytical expression of the critical buckling load is obtained. Based on that, numerical analysis is carried out for the plates with different thickness variation forms and aspect ratios under different bi-axial compressions. Four different thickness variation forms including linear, parabolic, stepped and trigonometric have been considered in this paper. The calculated critical buckling loads and buckling modes are presented and compared with the published results in the tables and figures. It shows that the analytical expressions derived by the theoretical method in this paper can be effectively used for buckling analysis of simply supported thin plates with arbitrary thickness variation, especially for the stepped thickness that used in engineering widely.