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Jinquan Cheng

Postdoctoral Research Fellow
Computational Multiphysics Systems Laboratory (CMS)
Mechanical Engineering
Virginia Polytechnic Institute and State University (Virginia Tech)
Institute for Advanced Learning and Research (IALR)
150 Slayton Avenue,
Danville, VA 24540,USA
Office: (434) 766-6606
Fax: (434) 791-3279
Email: chengjq(at)vt.edu
           hitcjq(at)hotmail.com
web: http://www.cmsvt.org/node/32

Education

PhD
BE		 Engineering Mechanics
Precise Instrument		 Harbin Institute of Technology, China
Harbin Institute of Technology, China		 2000
1993

Research Interests

  • Solid mechanics
  • Smart/composite materials and structures
  • Meshless numerical method
  • Advanced adhesively bonded beam-like/pipe joint system
  • Material characterization/Non-Destructive Testing(NDT) /Structural Health Monitoring (SHM) /Non-Destructive Evaluation (NDE)

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Current Research

Developed novel full field measurement technique for material characterization and large area strain monitoring

  • Designed the no-contacted optic system with 6 DOF for various shape structure
  • Developed the novel image processing for spot identification to carry out the accurate full-filed displacement
  • Applied the meshless method to directly simulate the full-field strain
  • Determined the whole material properties simultaneously via one sample using the energy-based characterization

Defect Identification in Composite Structures Using Enhanced Signal Analysis

  • Developed a novel theory, method and system that can achieve hybrid Structural Health Monitoring (SHM) and Non Destructive Inspection/Non Destructive Evaluation (NDI/NDE) with dramatically improved efficiency and accuracy
    • Developed an information theoretic framework for simultaneous defects and sensor identification
    • Developed an enhanced signal analysis method, which includes construction of observation likelihood for defect identification in composites using Finite Element Analysis (FEA), that produces defect identification with improved accuracy
    • Developed a system that is capable of rapid field inspection with improved efficiency using a network of static PZT sensors and a moving transducer, in which the system includes real-time tracking system of the moving ultrasonic transducer using image recognition

See Stochastic defect identification under sensor uncertainties for further details

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Patent

T.Furukawa, J.Q.Cheng, J.W.Pan, J.G.Michopoulos and A.P.Iliopoulos, "An integrated method and system for full-field strain measurement and material constitutive characterization on uniaxial testing machine", provisional patent, 2010.

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Honors

  • First Class Natural Science Award of China Ministry of Education, 2003
  • Nominated Award of China National Excellent Ph.D. Thesis, 2003
  • First Class Science and Technology Award of Heilongjiang High Education, 2002
  • HIT’s Excellent Ph.D. Thesis Award, 2001

Publications

Book

    [1]. Jinquan Cheng, Guoqiang Li, Su-Seng Pang, Smart Adhesively Bonded Composite Joints: Analysis and Design, Nova Science publisher, New York, 2009

Refereed Journal Publications

    [1].J.W.Pan, J.Q.Cheng, T.Furukawa, J.G.Michopoulos, “Stochastic Characterization of Anisotropic Materials based on Multi-sensor Data Fusion”, Key Engineering Materials Journal, 2010, accepted.
    [2]. Cheng J.Q. , Han H.P., Taheri F., (2008). An adaptive enhancement of dynamic buckling of a laminated composite beam under axial impact by surface bonded piezoelectric patches. Computer Methods in Applied Mechanics and Engineering, 2008, 197(33-40): 2680-2691.
    [3].Cheng J.Q. , Li G. Q. (2008). Stress analyses of a smart composite pipe joint integrated with piezoelectric layers under torsion loading, International Journal of Solids and Structures, 45(5):1153-1178, 2008
    [4].Li G.Q., Cheng J.Q. , (2007). A generalized analytical modeling of grid stiffened composite structures, Journal of Composite Materials, 41(24): 2939-2969, 2007.
    [5].Cheng J.Q. , Wu X.X., Li G.Q., Pang S.S., Taheri F. (2007) A novel smart adhesive single-strap joint integrated with shape memory alloy (SMA) reinforced layers. International Journal of Solids and Structures, 44(10): 3557-3574.
    [6].Cheng J.Q. , Wu X.X., Li G.Q., Taheri F. and Pang S.S., (2007). Design and analysis of a smart adhesive single-strap joint system integrated with the piezoelectric reinforced composite layers. Composite Science and Technology, 67(6): 1264-1274.
    [7].Cheng J.Q. , Wu X.X., Li G.Q., Pang S.S., Taheri F. (2007). Design and analysis of a smart composite pipe joint integrated with piezoelectric layers under bending. International Journal of Solids and Structures, 44(1): 298-319.
    [8].Cheng J.Q. , Wu X.X., Li G.Q., Taheri F., Pang S.S., (2006). Development of a smart composite pipe joint integrated with piezoelectric layers under tensile loading. International Journal of Solids and Structures, 2006, 43: 5370-5385.
    [9].Cheng J.Q. , F. Taheri, H.P. Han (2006). Strength improvement of a smart adhesive bonded joint system by partially integrated piezoelectric patches. Journal of Adhesion Science and Technology, 2006, 20(6): 503-518.
    [10].Han H.P.,Cheng J.Q. , Taheri F., Neil Pegg, (2006). The nonlinear response of aluminum cylindrical shells with cutout subjected to axial compression. Thin-walled Structures, 2006, 44(2): 254-270
    [11].Cheng J.Q. , and Taheri F., (2006). A smart single-lap adhesive joint integrated with partially distributed piezoelectric patches. International Journal of Solids and Structures, 2006, 43(5): 1079-1092.
    [12].Cheng J.Q. , Wang B. and Du S.Y. (2005). A theoretical analysis of piezoelectric/ composite laminate with larger-amplitude deflection effect, Part II: Hermite Differential Quadrature method and application. International Journal of Solids and Structures, 2005, 42(24-25): 6181-6201.
    [13].Cheng J.Q. , Wang B. and Du S.Y. (2005). A theoretical analysis of piezoelectric/ composite laminate with larger-amplitude deflection effect, Part I: Fundamental Equations. International Journal of Solids and Structures, 2005, 42(24-25): 6166-6180.
    [14].Cheng J.Q. and F. Taheri, (2005). A novel smart adhesive joint system. Smart Materials and Structures, 2005, 14(5): 971-981.
    [15].Li H., Cheng J.Q. and T.Y. Ng, (2005). A new variation of point collocation: the meshless finite mixture (MFM) method. International Journal for Computational Methods in Engineering Science and Mechanics, 6(1): 63-75
    [16].Cheng J.Q. , Lee H.P. and H. Li, (2004). Development of a meshless finite mixture (MFM) method. Structural Engineering & Mechanics, 17(5): 671-690.
    [17].Li H., Cheng J.Q. , Ng T.Y., Chen J., Lam K.Y., (2004). A meshless Hermite-Cloud method for nonlinear fluid-structure analysis of near-bed submarine pipelines under current. Engineering Structures, 26(4): 531-542.
    [18].Li H., Ng T.Y., Cheng J.Q. , Lam K.Y., (2003). Hermite-Cloud method: a novel true meshless method. Computational Mechanics, 33(1): 30-41.
    [19].Ng T.Y., Li H., Cheng J.Q. , Lam K. Y. and Yew Y. K., (2003). A novel true meshless numerical technique (hM-DOR Method) for the deformation control of circular plates integrated with piezoelectric sensors/actuators. Smart Materials and Structures, 12(6): 955-961.
    [20].Ng T.Y., Li H., Cheng J.Q. , Lam K.Y., (2003). A new hybrid meshless-differential order reduction (hM-DOR) method with applications to shape control of smart structures via distributed sensors/actuators. Engineering Structures, 25(2): 141-154.
    [21].Cheng J.Q. , Wang, B. and Du, S.Y., (2002). Effect of domain switching on fracture behavior of polycrystalline ferroelectric ceramics. Applied Mathematics and Mechanics, 23(11): 1250-1262.
    [22].Cheng J.Q. , Wang, B. and Du, S.Y., (2002). A statistical model prediction of effective electroelastic properties of polycrystalline ferroelectric ceramics with randomly oriented defects. Mechanics of Materials, 34(10): 643-655.
    [23].Wu X.X., Cheng J.Q. and Wang B., (2001). Influence of applied electric field on the energy release rate of cracked PZT/elastic laminates. Smart Materials and Structures, 10(6): 970-978.
    [24].Cheng J.Q. , Wang, B. and Du, S.Y., (2000). A statistical model for predicting effective electroelastic properties of polycrystalline ferroelectric ceramics with aligned defects. International Journal of Solids and Structures, 37(35): 4763-4781.
    [25].Cheng J.Q. , Qian, C. F., Zhao, M.H., Lee, S.W.R., Tong, P. and Zhang, T.Y. (2000). Effects of electric fields on the bending behavior of PZT-5H piezoelectric laminates. Smart Materials and Structures, 9: 824-831.
    [26].Cheng J.Q. , Wang, B. and Du, S.Y., (1999). Effective electroelastic properties of polycrystalline ferroelectric ceramics predicted by a statistical model. Acta Mechanica, 138 (3-4): 163-175.
    [27].Cheng J.Q. , Wang, B. and Du, S.Y., (1999). Time dependence of effective properties of polycrystalline ferroelectric ceramics. Mechanics Research Communications, 26(4): 407-414.
    [28].Cheng J.Q. , Wang, B. and Du, S.Y., The effective electroelastic properties of polycrystalline ferroelectric ceramics with randomly oriented defects. Acta Mechanica Sinica (In Chinese), 2001, 33(3): 407-414
    [29].Cheng J.Q. , et al. Experimental Study on the influence of applied electric field on the modulus of rupture of PZT/composite laminates. Acta Materiae Compositae Sinica, 2001, 18(3): 97-100. (In Chinese).
    [30].Cheng J.Q. , Wang, B. and Du, S.Y., Effective electroelastic properties of polycrystalline ferroelectric ceramics. Acta Mechanica Sinica (In Chinese), 1999, 31(3): 330-338.