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  1. No Access

    Book

    Topology Optimization Theory for Laminar Flow

    Applications in Inverse Design of Microfluidics

    Yongbo Deng, Yihui Wu, Zhenyu Liu (2018)

  2. No Access

    Chapter

    Introduction

    In this chapter, the state of the art is introduced for the topology optimization of flow problems. The topology optimization method will be introduced for the steady and unsteady flows with body forces, respe...

    Yongbo Deng, Yihui Wu, Zhenyu Liu in Topology Optimization Theory for Laminar Flow (2018)

  3. No Access

    Chapter

    Topology Optimization for Fluid Flows with Body Forces

    This chapter presents the topology optimization method for the steady and unsteady incompressible Navier-Stokes flows driven by body forces that influence the optimal shape and topology of fluid flows.

    Yongbo Deng, Yihui Wu, Zhenyu Liu in Topology Optimization Theory for Laminar Flow (2018)

  4. No Access

    Chapter

    Combination of Topology Optimization and Optimal Control Method

    This chapter presents the combination of topology optimization and optimal control method to find the optimal match between the material topology and control.

    Yongbo Deng, Yihui Wu, Zhenyu Liu in Topology Optimization Theory for Laminar Flow (2018)

  5. No Access

    Chapter

    Topology Optimization for Unsteady Flows

    This chapter presents the topology optimization of unsteady incompressible Navier-Stokes flows, where the density method and level set method are respectively used to implement the implicitly expression of the...

    Yongbo Deng, Yihui Wu, Zhenyu Liu in Topology Optimization Theory for Laminar Flow (2018)

  6. No Access

    Chapter

    Topology Optimization for Two-Phase Flows

    This chapter presents topology optimization of two-phase flow with immiscible fluids, where the level set method and diffuse-interface model are combined to implement the proposed method.

    Yongbo Deng, Yihui Wu, Zhenyu Liu in Topology Optimization Theory for Laminar Flow (2018)

  7. No Access

    Chapter

    Inverse Design of Microfluidics Using Topology Optimization

    In this chapter, several typical microfluidic components are inversely designed, to demonstrate the power of the topology optimization for microfluidics. And the typical microfluidic components include the pas...

    Yongbo Deng, Yihui Wu, Zhenyu Liu in Topology Optimization Theory for Laminar Flow (2018)

  8. No Access

    Article

    Topology optimization of metal nanostructures for localized surface plasmon resonances

    This note presents an inverse design methodology of metal nanostructures for localized surface plasmon resonances, based on the topology optimization approach. Using the proposed method, determination of the m...

    Yongbo Deng, Zhenyu Liu, Chao Song, Peng Hao… in Structural and Multidisciplinary Optimizat… (2016)

  9. No Access

    Article

    Topology optimization of steady and unsteady incompressible Navier–Stokes flows driven by body forces

    This paper presents the topology optimization method for the steady and unsteady incompressible Navier–Stokes flows driven by body forces, which typically include the constant force (e.g. the gravity) and the ...

    Yongbo Deng, Zhenyu Liu, Yihui Wu in Structural and Multidisciplinary Optimization (2013)

  10. No Access

    Article

    A flexible layout design method for passive micromixers

    This paper discusses a flexible layout design method of passive micromixers based on the topology optimization of fluidic flows. Being different from the trial and error method, this method obtains the detaile...

    Yongbo Deng, Zhenyu Liu, ** Zhang, Yongshun Liu, Qingyong Gao… in Biomedical Microdevices (2012)

  11. No Access

    Article

    Design of shrinkage microvalve in microchannel with hydrophilic and hydrophobic walls

    This paper presents a simple design of shrinkage microvalves which can be used to effectively stop** capillary flow inside a microchannel with hydrophilic and hydrophobic walls. Based on the relationship bet...

    ** Zhang, Yongbo Deng, Yongshun Liu, Yihui Wu in Microsystem Technologies (2011)

  12. No Access

    Article

    Topology optimization of fluid channels with flow rate equality constraints

    This note presents topology optimization of fluid channels with flow rate equality constraints. The equality constraints on the specified boundaries are implemented using the lumped Lagrange multiplier method....

    Zhenyu Liu, Qingyong Gao, ** Zhang… in Structural and Multidisciplinary Optimizat… (2011)

  13. No Access

    Article

    Design of composite flywheel rotor

    A design method for a flywheel rotor composed of a composite rim and a metal hub is proposed by studying the connection between the rotor and the driving machine. The influence of some factors such as the roto...

    Yue Bai, Qingjia Gao, Haiwen Li, Yihui Wu… in Frontiers of Mechanical Engineering in Chi… (2008)

  14. No Access

    Article

    Micro-spectrophotometer based on micro electro-mechanical systems technology

    A new mini-spectrophotometer is developed by adopting micro-silicon-slit and micro-silicon-fixer, which are based on micro electro-mechanical systems (MEMS) technology. Both the micro-silicon-slit and the micr...

    Lianqun Zhou, Yihui Wu, ** Zhang… in Frontiers of Mechanical Engineering in Chi… (2008)

  15. No Access

    Article

    Application of AZ4903 to production of stator windings

    To satisfy the needs of the high deep-width ratio and thickness of a planar micromotor’s stator windings, a process method to produce an electromagnetic planar micromotor with AZ4903 is proposed. Optimum relat...

    Zhanshe Guo, Yihui Wu, Yonggang Meng… in Frontiers of Mechanical Engineering in Chi… (2008)

  16. No Access

    Article

    Design method and magnetic field analysis of axial-magnetized permanent magnet micromotor

    To investigate the impact of size on its performance in designing an axial-magnetized permanent magnet micromotor, the finite element method is adopted to simulate the magnetic field of the dual rotor motor, a...

    Jiewei Yang, Yihui Wu, Hongguang Jia… in Frontiers of Mechanical Engineering in Chi… (2007)