RSS 1.0Departamento de Engenharia Elétrica
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Study of the influence of temperature on low-cost piezoelectric transducer response for 3d printing process monitoring
Lopes, Thiago Glissoi
; Rocha, Renata Maia ; Aguiar, Paulo Roberto De ; Alexandre, Felipe Aparecido ; Conceicao, Pedro De Oliveira ; Viera, Martin Antonio Aulestia ; Franca, Thiago Valle (Proceedings - 2019 7th International Engineering, Sciences and Technology Conference, IESTEC 2019, 2019) [Trabalho apresentado em evento]
The pencil lead break method (PLB) is widely used on account of its efficiency in the characterization of acoustic emission sensors (AE), which are used in the monitoring of structures. The piezoelectric diaphragm (PZT) ... -
New imaging algorithm for material damage localisation based on impedance measurements under noise influence
de Castro, Bruno Albuquerque; Baptista, Fabricio Guimarães ; (Measurement: Journal of the International Measurement Confederation, 2020) [Artigo]
The electro-mechanical impedance (EMI) measurements have been extensively studied in recent years to provide a reliable diagnosis of aerospace infrastructures. Existing imaging algorithms for EMI-based damage localisation ... -
An experimental assessment of PZT patches for impedance-based SHM applications
de Almeida, Vinicius Augusto Dare; Baptista, Fabricio Guimarães (International Journal on Smart Sensing and Intelligent Systems, 2014) [Artigo]
In this paper, we present an alternative method for assessing the sensitivity of lead zirconate titanate (PZT) piezoceramics for damage detection in structural health monitoring (SHM) systems based on the electromechanical ... -
Operational Safety: Development of Electronic System for Dynamic Balance Evaluation of Farm Tractors
De Souza Luciano, Matheus Daniel; Guarnetti Dos Santos, Joao Eduardo ; Andreoli, Andre Luiz ; Cagnon, Jose Angelo ; Dos Santos Filho, Abilio Garcia ; ; ; ; ; et al. (Occupational Safety And Hygiene - Sho2013, 2013) [Trabalho apresentado em evento]
New farm tractors are acquired in order to look after its operators, offering higher comfort and safety. Due to the agricultural development in Brazil, new farm entrepreneurs are in search of new technologies in order to ... -
Grinding comparative between ductile iron and austempered ductile iron under CBN wheel combined to abrasive grains with high and low friability
Daniel, Douglas Maiochi; Avila, Benicio Nacif ; Garcia, Mateus Vinicius ; Lopes, Jose Claudio ; ; Mello, Hamilton Jose de ; Angelo Sanchez, Luiz Eduardo de ; Aguiar, Paulo Roberto ; Bianchi, Eduardo Carlos (International Journal Of Advanced Manufacturing Technology, 2020) [Artigo]
The grinding process is a finishing operation that guarantees the surface of the workpieces with geometric and dimensional precision. This machining requires significant efforts to remove material, which can cause excessive ... -
Time-domain analysis based on the electromechanical impedance method for monitoring of the dressing operation
Conceicao Junior, Pedro Oliveira da; Ferreira, Fabio Isaac ; Aguiar, Paulo Roberto de ; Batista, Fabricio Guimaraes ; Bianchi, Eduardo Carlos ; ; ; (11th Cirp Conference On Intelligent Computation In Manufacturing Engineering, 2018) [Trabalho apresentado em evento]
Among the methods used in structural health monitoring (SHM), the electromechanical impedance technique (EMI), which uses piezoelectric transducers of lead zirconate titanate (PZT), stands out for its low cost. Then, this ... -
Three-phase induction motor loading estimation based on Wavelet Transform and low-cost piezoelectric sensors
Lucas, Guilherme Beraldi; Castro, Bruno Albuquerque de ; Rocha, Marco Aurelio ; Andreoli, Andre Luiz (Measurement, 2020) [Artigo]
Against the backdrop of high-level industrial process monitoring, the enhancement of sensor-based solutions to increase the efficiency of predictive maintenance plans and anticipate equipment failures has been the focus ... -
Mechanical and thermal effects of abrasive cut-off applied in low and medium carbon steels using aluminum oxide cutting disc
Lopes, Jose Claudio; ; Javaroni, Rafael Liberatti ; Garcia, Mateus Vinicius ; ; Scalon, Vicente Luiz ; Angelo Sanchez, Luiz Eduardo de ; Mello, Hamilton Jose de ; Aguiar, Paulo Roberto ; Bianchi, Eduardo Carlos (International Journal Of Advanced Manufacturing Technology, 2020) [Artigo]
Abrasive cutting is broadly applied to obtain structural and electromechanical parts for the industry, as well as metallographic specimens for research laboratories. However, the literature about this process is still ... -
New knowledge about grinding using MQL simultaneous to cooled air and MQL combined to wheel cleaning jet technique
Ribeiro, Fernando Sabino Fonteque; Lopes, Jose Claudio ; Garcia, Mateus Vinicius ; Moraes, Douglas Lyra de ; Silva, Andrigo Elisiario da ; Angelo Sanchez, Luiz Eduardo de ; Aguiar, Paulo Roberto de ; Bianchi, Eduardo Carlos (International Journal Of Advanced Manufacturing Technology, 2020) [Artigo]
The final quality of mechanical components has been increasingly desired in the industry. This final quality is directly linked to surface roughness, geometric deviations, and mechanical integrity of components subjected ... -
Comparative analysis between resinoid and vitrified bond grinding wheel under interrupted cutting
Ribeiro, Fernando Sabino Fonteque; Lopes, Jose Claudio ; Talon, Anthony Gaspar ; Garcia, Mateus Vinicius ; Mello, Hamilton Jose de ; Sanchez, Luiz Eduardo De Angelo ; Aguiar, Paulo Roberto de ; Bianchi, Eduardo Carlos (International Journal Of Advanced Manufacturing Technology, 2020) [Artigo]
The final quality of mechanical components is directly linked to the efficiency of the machining processes to which it is subjected. In this sense, grinding can provide high standards of surface and geometric quality for ... -
Grinding behavior of austempered ductile iron: a study about the effect of pure and diluted MQL technique applying different friability wheels
Moretti, Guilherme Bressan; Moraes, Douglas Lyra de ; Garcia, Mateus Vinicius ; Lopes, Jose Claudio ; ; Foschini, Cesar Renato ; Mello, Hamilton Jose de ; Sanchez, Luiz Eduardo De Angelo ; Aguiar, Paulo Roberto ; Bianchi, Eduardo Carlos (International Journal Of Advanced Manufacturing Technology, 2020) [Artigo]
Abrasion machining has stood out in the current industry due to constant improvements in the dimensional accuracy of a workpiece in its finishing process. Thus, it is necessary to use cutting fluid to cool and lubricate ... -
Behavior of austempered ductile iron (ADI) grinding using different MQL dilutions and CBN wheels with low and high friability
Silva, Andrigo Elisiario da; Lopes, Jose Claudio ; Daniel, Douglas Maiochi ; Moraes, Douglas Lyra de ; Garcia, Mateus Vinicius ; ; Mello, Hamilton Jose de ; Sanchez, Luiz Eduardo De Angelo ; Aguiar, Paulo Roberto ; Bianchi, Eduardo Carlos (International Journal Of Advanced Manufacturing Technology, 2020) [Artigo]
This work aimed to study the application of minimum quantity of lubricant (MQL) with the addition of water, respecting the proportions 1:0, 1:5, 1:10, and 1:20 oil-water, in the cylindrical grinding of austempered ductile ... -
In-Dressing Acoustic Map by Low-Cost Piezoelectric Transducer
Lofrano Dotto, Fabio Romano; Aguiar, Paulo R. ; Alexandre, Felipe A. ; ; Bianchi, Eduardo C. (Ieee Transactions On Industrial Electronics, 2020) [Artigo]
The main difficulty in the grinding process is to identify the correct moment to dress the grinding wheel. Therefore, the cutting tool (grinding wheel) must be monitored. In this context, an innovative technique was developed ... -
Grinding hardened steel using MQL associated with cleaning system and cBN wheel
Javaroni, Rafael Liberatti; Lopes, Jose Claudio ; Garcia, Mateus Vinicius ; ; Sanchez, Luiz Eduardo de Angelo ; Mello, Hamilton Jose de ; Aguiar, Paulo Roberto ; Bianchi, Eduardo Carlos (International Journal Of Advanced Manufacturing Technology, 2020) [Artigo]
The minimum quantity lubrication (MQL) is one of the most promising alternative techniques to replace the conventional application of cutting fluids. However, its use in grinding is still a challenge, as overheating and ... -
Depth of dressing optimization in CBN wheels of different friabilities using acoustic emission (AE) technique
Alexandre, Felipe Aparecido; Lopes, Jose Claudio ; Fernandes, Lucas de Martini ; ; ; De Angelo Sanchez, Luiz Eduardo ; ; Mello, Hamilton Jose de ; Aguiar, Paulo Roberto ; Bianchi, Eduardo Carlos (International Journal Of Advanced Manufacturing Technology, 2020) [Artigo]
Grinding is a manufacturing process that has the objective of granting the workpiece a high-quality surface and is located at the end of the sequence of machining processes. During grinding operation, the abrasive grains ... -
A comparative study of two indirect methods to monitor surface integrity of ground components
; ; ; ; Ferreira, Fabio Isaac; Aguiar, Paulo Roberto de ; Baptista, Fabricio Guimaries (Structural Health Monitoring-an International Journal, 2020) [Artigo]
One of the major challenges in grinding is to conciliate the material removal rate with components free from damages. Due to the poor thermal conductivity of conventional grinding wheels, most of the heat generated during ... -
Convergence property of the measurement gross error correction in power system state estimation, using geometrical background
; ; Martins, Andre; (2014 Ieee Pes General Meeting - Conference & Exposition, 2014) [Trabalho apresentado em evento]
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Grinding performance using variants of the MQL technique: MQL with cooled air and MQL simultaneous to the wheel cleaning jet
Lopes, Jose Claudio; Garcia, Mateus Vinicius ; Valentim, Matheus ; Javaroni, Rafael Liberatti ; ; Angelo Sanchez, Luiz Eduardo de ; Mello, Hamilton Jose de ; Aguiar, Paulo Roberto ; Bianchi, Eduardo Carlos (International Journal Of Advanced Manufacturing Technology, 2019) [Artigo]
The hardening of legislation in favor of socio-environmental preservation and the sustainable focus of industry are changing the current manufacturing methods, among which is grinding. This abrasion machining technique ... -
Performance of SAE 52100 steel grinding using MQL technique with pure and diluted oil
Moraes, Douglas Lyra de; Garcia, Mateus Vinicius ; Lopes, Jose Claudio ; ; Sanchez, Luiz Eduardo de Angelo ; Foschini, Cesar Renato ; Mello, Hamilton Jose de ; Aguiar, Paulo Roberto ; Bianchi, Eduardo Carlos (International Journal Of Advanced Manufacturing Technology, 2019) [Artigo]
Grinding is one of the highest dimensional accuracy machining processes in the industry. To obtain the smallest form and geometrical workpiece deviation, it is necessary to add cutting fluids as the aim of ensuring the ... -
AN ANALYSIS OF GENERALIZED SYMMETRICAL COMPONENTS IN NON SINUSOIDAL THREE PHASE SYSTEMS
Hungaro Costa, Leandro Luiz; Amaral Serni, Paulo Jose ; Marafao, Fernando Pinhabel ; (Xi Brazilian Power Electronics Conference (cobep 2011), 2011) [Trabalho apresentado em evento]
This paper presents the study of the so called Generalized Symmetrical Components, proposed by Tenti et. al. to the analysis of unbalanced periodic non sinusoidal three phase systems. As a result, it was possible to establish ...