Publications

Papers that move the field

Journal articles, conference papers and theses on topology optimization, fluid dynamics, fuel cells and machine learning. Filter by type or search by title, co-author or venue.
43publications
27journal papers
14conference papers
12years of research

showing 43

2026

Journal

Topology optimization of coupled space–time heat transfer and fluid flow problems

LFN Sá

Structural and Multidisciplinary Optimization 69 (8), 197

DOI
Journal

Topology optimization of fluid flows under vorticity local constraints

AL Durán, LFN Sá, ECN Silva

Structural and Multidisciplinary Optimization 69 (5), 129

DOI
Journal

Topology optimization of time dependent gas–solid flow using Euler–Euler model with gravity

DS Prado, LFN Sá, F Razmara, JL Paiva, MM Seckler, ECN Silva

Advances in Engineering Software 216, 104125

DOI

2025

Conference

Discrete Topology Optimization of Stepped Labyrinth Seal using Velocity Components within Laminar Swirl Flow Regime

AS da Costa Azevêdo, LFN de Sá, ECN Silva, R Picelli

XLVI Ibero-Latin American Congress on Computational Methods in Engineering 5

Conference

Aprimoramento da Válvula Unidirecional do Ventilador Inspire

LES Silva, LFN Sá, RG Lima

33º Simpósio Internacional de Iniciação Científica e Tecnológica da USP (SIICUSP 2025), São Paulo

Journal

Topology optimization with pressure loads and finite deformation

E Moscatelli, JF Gonçalves, CE Lino, ALF da Silva, LFN de Sá, ECN Silva

International Journal of Mechanical Sciences 303, 110603

Journal

Fiber orientation in brittle materials considering post-fracture behavior

ALF da Silva, RA Salas, E Moscatelli, LFN de Sá, ECN Silva

Composite Structures 368, 119244

Journal

Multilayered topology optimization model of two-phase nonisothermal PEM fuel cell

LFN de Sá, F Razmara, T Lopes, N Brandon, JR Meneghini, ECN Silva

International Journal of Numerical Methods for Heat & Fluid Flow

Journal

A multi-objective function for discrete topology optimization in labyrinth seal design problems

ASC Azevêdo, E Moscatelli, LNBS Ribeiro, LFN Sá, ECN Silva, R Picelli

Advances in Engineering Software 204, 103894

Journal

Experimental setup for labyrinth seals: Pressure, temperature, mass flow rate, rotation velocity, and pressure drop simultaneous measurement

LNBS Ribeiro, AD Freire, GPS Barros, FS Maffei, ACS Azevêdo, LO Siqueira, DH Alonso, R Picelli, IF Machado, LFN de Sá, CB Martinez, JR Meneghini, ECN Silva

Review of Scientific Instruments 96(1)

2024

Journal

Topology optimization of radial flow field PEM fuel cells for enhancing water management

F Razmara, LFN Sá, DS Prado, T Lopes, JR Meneghini, ECN Silva

Structural and Multidisciplinary Optimization 67, 68

Journal

Topology optimization design of labyrinth seal-type devices considering subsonic compressible turbulent flow conditions

LFN Sá, FS Maffei, LNBS Ribeiro, JR Meneghini, ECN Silva

Computers & Mathematics with Applications 176, 306–323

Journal

Design of solid oxide fuel cell (SOFC) channel layout using the topology optimization method with a design variable propagation approach

JF Gonçalves, LFN Sá, T Lopes, JR Meneghini, ECN Silva

Structural and Multidisciplinary Optimization 67, 216

Conference

PEM Fuel Cell Topology Optimization with a Pseudo 3D Model

LFN de Sá, F Razmara, JR Meneghini, ECN Silva

16th World Congress on Computational Mechanics (WCCM 2024), Vancouver

Conference

Topology Optimization for Fluidic Diode Design with Dissipation and Vorticity Functions via Sequential Approximate Integer Programming

ASC Azevêdo, E Moscatelli, LFN de Sá, ECN Silva, R Picelli

16th World Congress on Computational Mechanics (WCCM 2024), Vancouver

Conference

Topology Optimization Method Applied to Fluid Flow Considering Resonance Frequency Constraint

A Duran, LFN de Sá, ECN Silva

16th World Congress on Computational Mechanics (WCCM 2024), Vancouver

2023

Conference

On the topology optimization of labyrinth fluid diodes via integer linear programming

ASC Azevêdo, LNBS Ribeiro, EM Souza, LFN Sá, S Ranjbarzadeh, ECN Silva

Conference presentation, 2023

Conference

Pure-displacement formulation for topology optimization with pressure loads

EM Souza, LFN Sá, H Emmendoerfer Jr, ECN Silva

Conference presentation, 2023

Journal

Pure-displacement formulation and bulk modulus propagation for topology optimization with pressure loads

E Moscatelli, LFN Sá, H Emmendoerfer Jr, ECN Silva

Computer Methods in Applied Mechanics and Engineering 411, 116058

Journal

Integer programming topology optimization for subsonic compressible flows with geometry trimming

FS Maffei, LFN de Sá, E Moscatelli, R Picelli, JR Meneghini, ECN Silva

International Journal of Heat and Mass Transfer 201, 123614

Journal

Hybrid absorbing scheme based on hyperelliptical layers with non-reflecting boundary conditions in scalar wave equations

RA Salas, ALF da Silva, LFN de Sá, ECN Silva

Applied Mathematical Modelling 113, 475–513

2022

Conference

Topology Optimization of Radial Flow Field in Circular PEM Fuel Cells

F Razmara, LFN Sá, TA Lopes, JR Meneghini, ECN Silva

Conference presentation, 2022

Conference

Simultaneous Design of Rotating and Stationary Structural Parts of Fluid Flow Devices by Topology Optimization

E Moscatelli, DH Alonso, LFN Sá, R Picelli, ECN Silva

Conference presentation, 2022

Journal

Continuous boundary condition propagation model for topology optimization

LFN Sá, CM Okubo Jr, AN Sá, ECN Silva

Structural and Multidisciplinary Optimization 65, 15

Journal

A discrete adjoint approach based on finite differences applied to topology optimization of flow problems

CM Okubo Jr, LFN Sá, CY Kiyono, ECN Silva

Computer Methods in Applied Mechanics and Engineering 389, 114406

Journal

Topology optimisation for rotor-stator fluid flow devices

E Moscatelli, DH Alonso, LFN de Sá, R Picelli, ECN Silva

Structural and Multidisciplinary Optimization 65, 142

Journal

Hybrid geometry trimming algorithm based on integer linear programming for fluid flow topology optimization

E Moscatelli, LFN de Sá, S Ranjbarzadeh, R Picelli, RS Gioria, ECN Silva

Computers & Fluids 244, 105561

2021

Journal

Topology optimization of turbulent rotating flows using Spalart–Allmaras model

LFN Sá, PVM Yamabe, BC Souza, ECN Silva

Computer Methods in Applied Mechanics and Engineering 373, 113551

Journal

Topology optimization of fluid flow by using integer linear programming

BC Souza, PVM Yamabe, LFN Sá, S Ranjbarzadeh, R Picelli, ECN Silva

Structural and Multidisciplinary Optimization 64, 1221–1240

Journal

Topology optimization applied to 3D rotor flow path design based on the continuous adjoint approach

CM Okubo Jr, CY Kiyono, LFN Sá, ECN Silva

Computers & Mathematics with Applications 96, 16–30

Journal

Topology optimization of subsonic compressible flows

LFN Sá, CM Okubo Jr, ECN Silva

Structural and Multidisciplinary Optimization 64, 1–22

2019

Journal

Topology optimization based on a two-dimensional swirl flow model of Tesla-type pump devices

DH Alonso, LFN de Sá, JSR Saenz, ECN Silva

Computers & Mathematics with Applications 77(9), 2499–2533

Thesis

Método de Otimização Topológica Aplicado ao Projeto de Rotores e Voluta de Dispositivos de Auxílio Ventricular

LFN de Sá

Universidade de São Paulo — Ph.D. Thesis

2018

Conference

Topology Optimization Method Applied to Rotor Design under Turbulent Flows

LFN Sá, ECN Silva

13th World Congress on Computational Mechanics (WCCM 2018), New York

Conference

Topology Optimization Applied to the Design of a Tesla Pump

DH Alonso, LFN Sá, JSR Saenz, ECN Silva

Conference presentation, 2018

Journal

Topology optimization applied to the design of 2D swirl flow devices

DH Alonso, LFN de Sá, JSR Saenz, ECN Silva

Structural and Multidisciplinary Optimization 58, 2341–2364

Journal

Topology optimization applied to the development of small scale pump

LFN Sá, JSR Romero, O Horikawa, ECN Silva

Structural and Multidisciplinary Optimization 57, 2045–2059

2017

Journal

Design optimization of laminar flow machine rotors based on the topological derivative concept

LFN Sá, AA Novotny, JSR Romero, ECN Silva

Structural and Multidisciplinary Optimization 56, 1013–1026

2016

Journal

Topological derivatives applied to fluid flow channel design optimization problems

LFN Sá, RCR Amigo, AA Novotny, ECN Silva

Structural and Multidisciplinary Optimization 54, 249–264

Thesis

Método de Otimização Topológica aplicado ao projeto de Rotores de Máquinas de Fluxo Radiais em escoamento laminar

LFN de Sá

Universidade de São Paulo — M.Sc. Thesis

2015

Conference

A Topology Optimization Approach Applied to Laminar Flow Machine Rotor Design

LFN Sá, JSR Saenz, O Horikawa, ECN Silva

Conference presentation, 2015

Conference

Design, Optimization, Manufacturing, and Characterization of a Ventricle Assist Pump

LFN Sá, JSR Saenz, O Horikawa, ECN Silva

23rd ABCM International Congress of Mechanical Engineering (COBEM 2015), Rio de Janeiro

Conference

Design of Laminar Flow Machine Rotor By Using Topology Optimization Method

LFN Sá, JSR Saenz, ECN Silva

11th World Congress of Structural and Multidisciplinary Optimization (WCSMO-11), Sydney