Search Results - "Silva, Emílio C.N."

Characterization of effective Young’s modulus for Fused Deposition Modeling manufactured topology optimization designs by Berrio Bernal, Juan D., Silva, Emilio C. N., Montealegre Rubio, Wilfredo

“…Topology optimization method allows finding optimized designs in a efficient way; however, it generally leads to complex geometries difficult to manufacture by…”
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Topology optimization of labyrinth seals using interface identification techniques by Moscatelli, Eduardo, Andreasen, Casper S., Aage, Niels, Picelli, Renato, Silva, Emílio C.N.

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Towards the stabilization of the low density elements in topology optimization with large deformation by Lahuerta, Ricardo Doll, Simões, Eduardo T., Campello, Eduardo M. B., Pimenta, Paulo M., Silva, Emilio C. N.

“…This work addresses the treatment of lower density regions of structures undergoing large deformations during the design process by the topology optimization…”
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Pure-displacement formulation and bulk modulus propagation for topology optimization with pressure loads by Moscatelli, Eduardo, Sá, Luís F.N., Emmendoerfer, Hélio, Silva, Emílio C.N.

“…This work proposes a pure-displacement formulation for topology optimization with pressure loads and the use of a continuous boundary propagation technique…”
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Topology optimization with manufacturing constraints: A unified projection-based approach by Vatanabe, Sandro L., Lippi, Tiago N., Lima, Cícero R. de, Paulino, Glaucio H., Silva, Emílio C.N.

“…•Manufacturing constraint techniques based on a unified projection-based approach are addressed.•A projection technique combined with mapping technique is…”
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A discrete adjoint approach based on finite differences applied to topology optimization of flow problems by Okubo, Carlos M., Sá, Luís F.N., Kiyono, César Y., Silva, Emílio C.N.

“…Topology optimization methods have been vastly applied to fluid problems with different methods. In this work, the discrete adjoint (DA) approach is used in…”
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Topology optimization of turbulent rotating flows using Spalart–Allmaras model by Sá, Luís F.N., Yamabe, Paulo V.M., Souza, Bruno C., Silva, Emílio C.N.

“…The design of rotating fluid devices, such as flow machines, mixers, and separators, with a focus on performance improvement is of high interest. They usually…”
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Stress-based topology optimization approach using binary variables and geometry trimming by Kiyono, César Y., Picelli, Renato, Sivapuram, Raghavendra, De Leon, Daniel M., Silva, Emílio C.N.

“…In this paper a new approach to handle stress-based topology optimization problems by using the Topology Optimization of Binary Structures method is presented…”
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Topology optimization for stationary fluid–structure interaction problems with turbulent flow via sequential integer linear programming and smooth explicit boundaries by Siqueira, Lucas O., Cortez, Rômulo L., Sivapuram, Raghavendra, Ranjbarzadeh, Shahin, Gioria, Rafael dos S., Silva, Emílio C.N., Picelli, Renato

“…Topology optimization methods face serious challenges when applied to structural design with fluid–structure interaction (FSI) loads, especially for high…”
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Maximizing phononic band gaps in piezocomposite materials by means of topology optimization by Vatanabe, Sandro L, Paulino, Glaucio H, Silva, Emílio C N

“…Phononic crystals (PCs) can exhibit phononic band gaps within which sound and vibrations at certain frequencies do not propagate. In fact, PCs with large band…”
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Topology optimization of subsonic compressible flows by Sá, Luís F. N., Okubo, Carlos M., Silva, Emílio C. N.

“…This work proposes a new topology optimization formulation to subsonic compressible flows. Compressible flows can be seen in many aerodynamic problems and…”
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Topology optimization of radial flow field PEM fuel cells for enhancing water management by Razmara, Fereshteh, Sá, Luís F. N., Prado, Diego S., Lopes, Thiago, Meneghini, Julio R., Silva, Emílio C. N.

“…This paper investigates the application of topology optimization to enhance the flow field of circular Proton Exchange Membrane Fuel Cells (PEMFCs) by…”
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Topology optimization of piezoelectric bi-material actuators with velocity feedback control by MORETTI, Mariana, SILVA, Emílio C. N.

“…In recent years, the new technologies and discoveries on manufacturing materials have encouraged researchers to investigate the appearance of material…”
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Topology optimization applied to the acoustic medium inverse problem in the time domain using integer linear programming by Moreira, João B. D., Gonçalves, Juliano F., Sivapuram, Raghavendra, Carmo, Bruno S., Silva, Emílio C. N.

“…In this paper, the acoustic inverse problem modeled in the time domain featuring wave velocity reconstruction in the presence of sharp interfaces is addressed…”
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Topology optimization applied to 3D rotor flow path design based on the continuous adjoint approach by Okubo, Carlos M., Kiyono, César Y., Sá, Luís F.N., Silva, Emílio C.N.

“…Flow behavior inside rotors can be very complicated and with three-dimensional characteristics. This fact added to a large number of free geometrical…”
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Continuous boundary condition propagation model for topology optimization by Sá, Luís F. N., Okubo, Carlos M., Sá, André N., Silva, Emílio C. N.

“…This work presents a continuous boundary propagation model defined by a PDE that can be used as an auxiliary model to propagate boundary conditions in topology…”
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Multiscale, Multifunctional and Functionally Graded Materials (MM&FGM) Editorial by Paulino, Glaucio H., Silva, Emílio C.N.

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Identification problem of acoustic media in the frequency domain based on the topology optimization method by Gonçalves, Juliano F., Moreira, João B. D., Salas, Ruben A., Ghorbani, Mohammad M., Rubio, Wilfredo M., Silva, Emílio C. N.

“…In this paper, the identification problem of acoustic parameters in the frequency domain is examined by means of a topology optimization (TO) approach. Data…”
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Integral Piezoactuator System with Optimum Placement of Functionally Graded Material — A Topology Optimization Paradigm by Carbonari, Ronny C., Paulino, Glaucio H., Silva, Emilio C.N.

“…Piezoactuators consist of compliant mechanisms actuated by two or more piezoceramic devices. During the assembling process, such flexible structures are…”
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Piezoresistive sensor design using topology optimization by Rubio, W. M., Silva, Emílio C. N., Nishiwaki, S.

“…Piezoresistive materials, materials whose resistivity properties change when subjected to mechanical stresses, are widely utilized in many industries as…”
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