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PÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICA
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PÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICA
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2024-07-19)With the advancement in the development of connected devices and the Internet of Things (IoT), continuous monitoring of physical and chemical parameters has become a current challenge for our society. Additionally, ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2024-08-12)Electrical insulators play a significant role in the reliability of the power system. In recent decades, glass and porcelain insulators have been replaced by polymeric insulators. Although they have advantages over ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2024-09-04)In this work, the development of Ultra High Frequency Radio Frequency Identification sensors for monitoring heart and respiratory rates and the evaluation of their feasibility is presented. The RFID tag was ...
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Uma avaliação de impactos da geração distribuída e do desbalanceamento de carga nas perdas técnicas. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2023-08-07)Distributed generation (DG) and load imbalance between phases are factors that alter technical losses in distribution networks. DG and load imbalance change the current distribution in the network, with a consequent ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2023-09-29)This paper presents a parametric analysis and suggests a proposal for determining reactan ces for neutral reactors used to mitigate secondary arc current during single-phase faults. The parameters analyzed were the ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2024-05-06)Wireless Sensor Networks (WSNs) integrate a wide range of applications nowadays, such as monitoring inhospitable areas, requiring the use of aerial vehicles for sensor node distribution, which can result in densely ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2024-06-04)The implementation of immersive and intelligent technologies, such as augmented real ity (AR) and artificial intelligence (AI), is crucial in customizing medical services, enabling precise diagnostics and individualized ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2024-04-25)This Thesis proposes a method for the optimal installation of one or several microgrids in distribution systems. Microgrids include wind and photovoltaic generation and electrical energy storage arrangements. The ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2024-03-11)To meet the growing demand from users, cell-free architecture (CF) appears as an alterna tive to cellular systems, since the arrangement of the base station antennas in a distributed manner allows systems to take advantage ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2024-05-28)A methodology is presented for the optimal sizing of multiple Battery Energy Storage Systems (BESS) applied to Hybrid Energy Generation Systems (HEGS) with centralized dispatch in interconnected systems, evaluating ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2023-03-20)Photovoltaic solar energy generation systems emerge as a promising solution to meet the growing demand for global electricity. However, their implementation faces significant challenges due to the complexity in the dynamic ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2023-09-12)This work aims to propose, characterize, analyze, and implement new threephase and multilevel topologies of current source converters, which can be applied, for example, in renewable energy systems. Three groups of converters ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2023-12-11)This work presents an experimental prototype of a Radio Frequency Identification - RFID tag for identification and monitoring of pollution in high voltage towers. Therefore, the following steps were carried out: dielectric ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2019-09-24)Static converters are a valuable tool when seeking to improve the power quality of power systems. This work presents conventional and proposed converters, all composed by AC-DC (or DC-AC) and AC-DC-AC modules with two ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2023-03-06)This work addresses the representation of lithium-ion batteries through equivalent electrical circuits, detailing how to obtain the circuit parameters using computational tools. Analyzes of methodologies for estimating the ...
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(BrasilCentro de Humanidades - CHPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2023-07-05)The proportional integral derivative (PID) controller is still the most used in industry. Many of the PID design techniques are based on the process model and formulated for systems with one input and one output. The desired ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2023-08-03)The quantum key distribution (QKD) protocols enable two geographically distant parties to share and generate random and unconditionally secure sequences, a task for which there is no classical counterpart and is made ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2023-08-16)Partial Discharges (PD) are low-intensity electrical discharges that can gradually degrade the insulation systems of high-voltage equipment. Over time, this can damage the equipment, resulting in the unavailability of the ...
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(BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2023-04-05)This doctoral dissertation studies how the electrical subsystem of a battery-powered quadrotor mini drone affects its altitude and attitude dynamics, and how to compensate for the negative effects on the performance caused ...
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Fault detection and diagnosis system considering aerodynamic effects for unmanned aerial vehicles. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2023-03-31)Attitude control in quadrotors usually does not consider the possibility of actuator lossof-effectiveness, becoming then inefficient at certain operating conditions. Fault-Detection and Diagnosis (FDD) algorithms available ...