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Study of Topology Control Based on Genetic Algorithm in Wireless Sensor Networks

Liu Linfeng,zhuanyanyan,Liu Ye

Strategic Study of CAE 2008, Volume 10, Issue 2,   Pages 66-71

Abstract: chief objective of wireless sensor networks designing is to pr ol ong the lifetime of networks, and topologycontrol is the basic support for the objective.A topology control method based on genetic alg orithm was proposed in this paper.The result of simulations suggests a topology with low total power consumption, high robust structureamon g nodes can be obtained by this method, and the lifetime of networks can be prol onged on the topology

Keywords： wireless sensor network     topology control     multi-criteria minimum spanning tree problems     genetic algorithm    

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Topology optimization of piezoelectric bi-material actuators with velocity feedback control

Mariana MORETTI, Emílio C. N. SILVA

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 2,   Pages 190-200 doi: 10.1007/s11465-019-0537-y

Abstract: considered for the design of a controlled piezoelectric actuator with vibration suppression by means of the topologypiezo-ceramic layers that act as a sensor and an actuator coupled with a constant gain active velocity feedback controlResults are obtained for different control gain values to evaluate their influence on the final topology

Keywords： topology optimization method     bi-material piezoactuator     active velocity feedback control     time-domain transient    

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Robust isogeometric topology optimization for piezoelectric actuators with uniform manufacturability

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 2, doi: 10.1007/s11465-022-0683-5

Abstract: The main purpose of the current paper is to propose a robust isogeometric topology optimization (RITOThe erode–dilate operator is introduced in topology representation to construct the eroded, intermediate

Keywords： piezoelectric actuator     isogeometric topology optimization     uniform manufacturability     robust formulation    

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Massively efficient filter for topology optimization based on the splitting of tensor product structure

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 4, doi: 10.1007/s11465-022-0710-6

Abstract: In this work, we put forward a massively efficient filter for topology optimization (TO) utilizing the

Keywords： topology optimization     isogeometric analysis     finite element analysis     tensor product structure     sensitivity    

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Solving topology optimization problems by the Guide-Weight method

Xinjun LIU, Zhidong LI, Liping WANG, Jinsong WANG

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 1,   Pages 136-150 doi: 10.1007/s11465-010-0126-6

Abstract:

Finding a good solution method for topology optimization problems is always paid attention to by theWhen the Guide-Weight method is applied into topology optimization, it works very well with unified andThe algorithm of the Guide-Weight method and the improvement on it are described; two formulations of topology

Keywords： Guide-Weight method     topology optimization     SIMP method    

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Multiresolution and multimaterial topology optimization of fail-safe structures under B-spline spaces

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 4, doi: 10.1007/s11465-023-0768-9

Abstract: This study proposes a B-spline-based multiresolution and multimaterial topology optimization (TO) design

Keywords： multiresolution     multimaterial     topology optimization     fail-safe structure     B-spline    

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Robust topology optimization of multi-material lattice structures under material and load uncertainties

Yu-Chin CHAN, Kohei SHINTANI, Wei CHEN

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 2,   Pages 141-152 doi: 10.1007/s11465-019-0531-4

Abstract: This work proposes a density-based robust topology optimization method for meso- or macro-scale multi-material

Keywords： robust topology optimization     lattice structures     multi-material     material uncertainty     load uncertainty    

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Data-driven distribution network topology identification considering correlated generation power of distributed

Frontiers in Energy 2022, Volume 16, Issue 1,   Pages 121-129 doi: 10.1007/s11708-021-0780-x

Abstract: This paper proposes a data-driven topology identification method for distribution systems with distributedindependent nodal power injections, thus eliminating the influence of correlated nodal power injections on topologymaximal information coefficient-based maximum spanning tree algorithm is developed to obtain the network topology

Keywords： power distribution network     data-driven     topology identification     distributed energy resource     maximal    

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Connected morphable components-based multiscale topology optimization

Jiadong DENG, Claus B. W. PEDERSEN, Wei CHEN

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 2,   Pages 129-140 doi: 10.1007/s11465-019-0532-3

Abstract: However, there are still difficulties for the state-of-the-art multiscale topology optimization (TO)

Keywords： multiscale topology optimization     morphable component     material microstructure     homogenization    

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Controlling interstory drift ratio profiles via topology optimization strategies

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 2,   Pages 165-178 doi: 10.1007/s11709-022-0892-3

Abstract: An approach to control the profiles of interstory drift ratios along the height of building structuresvia topology optimization is proposed herein.interstory drift ratio profiles into inverted triangular or quadratic patterns because it realizes profile control

Keywords： interstory drift ratio     aggregation function     bound formulation     min–max problem     topology optimization    

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Efficient, high-resolution topology optimization method based on convolutional neural networks

Liang XUE, Jie LIU, Guilin WEN, Hongxin WANG

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 1,   Pages 80-96 doi: 10.1007/s11465-020-0614-2

Abstract: Topology optimization is a pioneer design method that can provide various candidates with high mechanicalIn this study, an efficient, high-resolution topology optimization method is developed based on the super-resolutionbuilt as another speed-up strategy to reduce the high computational cost and memory requirements for 3D topologyTypical examples show that the high-resolution topology optimization method using SRCNN demonstrates

Keywords： topology optimization     convolutional neural network     high resolution     density-based    

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A MATLAB code for the material-field series-expansion topology optimization method

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 3,   Pages 607-622 doi: 10.1007/s11465-021-0637-3

Abstract: method uses a bounded material field with specified spatial correlation to represent the structural topologyOther features of this method include inherent control on structural topological complexity, crisp structuralThe implementation of the code and its extensions to topology optimization problems with multiple loadalso be used as a basis for handling complex engineering optimization problems by combining the MFSE topologyinformation because only a few design variables are required to describe relatively complex structural topology

Keywords： MATLAB implementation     topology optimization     material-field series-expansion method     bounded material    

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Manufacturing cost constrained topology optimization for additive manufacturing

Jikai LIU, Qian CHEN, Xuan LIANG, Albert C. TO

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 2,   Pages 213-221 doi: 10.1007/s11465-019-0536-z

Abstract: This paper presents a manufacturing cost constrained topology optimization algorithm considering theTopology optimization for additive manufacturing was recently extensively studied, and many related topicsopportunity to balance the manufacturing cost while pursuing the superior structural performance through topologymodel is transformed into a level set function-based expression, which is integrated into the level set topology

Keywords： topology optimization     manufacturing cost     additive manufacturing     powder bed    

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Level set-based isogeometric topology optimization for maximizing fundamental eigenfrequency

Manman XU, Shuting WANG, Xianda XIE

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 2,   Pages 222-234 doi: 10.1007/s11465-019-0534-1

Abstract: we develop an isogeometric analysis (IGA)-based level set model for the formulation and solution of topologyThe method is applied to topology optimization problems of maximizing the fundamental eigenfrequency

Keywords： topology optimization     level set method     isogeometric analysis     eigenfrequency    

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Level set band method: A combination of density-based and level set methods for the topology optimization

Peng WEI, Wenwen WANG, Yang YANG, Michael Yu WANG

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 3,   Pages 390-405 doi: 10.1007/s11465-020-0588-0

Abstract: transplanted from the computer graphics field, has been successfully introduced into the structural topologyas a boundary evolution algorithm, which is not as flexible as density-based methods at controlling topologyIn this study, a level set band method is proposed to overcome this drawback in handling topology changesThe proposed method demonstrates a flexible topology change by applying a certain size of the level set

Keywords： level set method     topology optimization     density-based method     level set band    

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Title Author Date Type Operation

Study of Topology Control Based on Genetic Algorithm in Wireless Sensor Networks

Liu Linfeng,zhuanyanyan,Liu Ye

Journal Article

Topology optimization of piezoelectric bi-material actuators with velocity feedback control

Mariana MORETTI, Emílio C. N. SILVA

Journal Article

Robust isogeometric topology optimization for piezoelectric actuators with uniform manufacturability

Journal Article

Massively efficient filter for topology optimization based on the splitting of tensor product structure

Journal Article

Solving topology optimization problems by the Guide-Weight method

Xinjun LIU, Zhidong LI, Liping WANG, Jinsong WANG

Journal Article

Multiresolution and multimaterial topology optimization of fail-safe structures under B-spline spaces

Journal Article

Robust topology optimization of multi-material lattice structures under material and load uncertainties

Yu-Chin CHAN, Kohei SHINTANI, Wei CHEN

Journal Article

Data-driven distribution network topology identification considering correlated generation power of distributed

Journal Article

Connected morphable components-based multiscale topology optimization

Jiadong DENG, Claus B. W. PEDERSEN, Wei CHEN

Journal Article

Controlling interstory drift ratio profiles via topology optimization strategies

Journal Article

Efficient, high-resolution topology optimization method based on convolutional neural networks

Liang XUE, Jie LIU, Guilin WEN, Hongxin WANG

Journal Article

A MATLAB code for the material-field series-expansion topology optimization method

Journal Article

Manufacturing cost constrained topology optimization for additive manufacturing

Jikai LIU, Qian CHEN, Xuan LIANG, Albert C. TO

Journal Article

Level set-based isogeometric topology optimization for maximizing fundamental eigenfrequency

Manman XU, Shuting WANG, Xianda XIE

Journal Article

Level set band method: A combination of density-based and level set methods for the topology optimization

Peng WEI, Wenwen WANG, Yang YANG, Michael Yu WANG

Journal Article