GECT Organogram

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ENERGY AND THERMAL SCIENCES GROUP – GECT

Group Leader: Prof. José Viriato Coelho Vargas, PhD (vargasjvcv@gmail.com)

BIOENGINEERING
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RECENT JOURNAL PUBLICATIONS (2020+)

 

1.      Kava, V. M. ; Vargas, José V.C. ; Ordonez, Juan Carlos ; Mariano, André Bellin . The explanation of the eukaryote endosymbiotic origin by the constructal law. Revue Roumaine des Sciences Techniques-Serie Electrotechnique et Energetique, v. 70, p. 259-262, 2025. http://dx.doi.org/10.59277/RRST-EE.2025.2.18

2.      Brioschi, Marcos Leal ; Dalmaso Neto, Carlos ; Toledo, Marcos de ; Neves, Eduardo Borba ; Vargas, José Viriato Coelho ; Teixeira, Manoel Jacobsen . Infrared image method for possible COVID-19 detection through febrile and subfebrile people screening. Journal of Thermal Biology, v. 112, p. 103444, 2022. Citations: 6 (Web of Science)|9 (Scopus). http://dx.doi.org/10.1016/j.jtherbio.2022.103444

3.      Santos, Allana Resente ; Schemiko, Isabella Stallbaum ; Rosa, Pauline Almeida ; Davoglio, Bernardo ; Freitas, Ricardo Ferreira ; Moreira, Michele Aparecida Coelho ; Severo, Ihana Aguiar ; Cubas, Selma Aparecida ; Vargas, José Viriato Coelho ; Mariano, André Bellin . Extensão Tecnológica Inovadora para o combate ao COVID-19 através da Iniciativa Startup Experience da UFPR. EXTENSÃO EM FOCO, v. 23, p. 216-235, 2021. http://dx.doi.org/10.5380/ef.v0i23.80595

4.      Dalmaso, C. N. ; Vargas, J. V. C. ; Brioschi, M. L. . Infrared imaging and computerized tomography in breast cancer: case study. Engenharia Térmica, v. 20, p. 75-77, 2021. http://dx.doi.org/10.5380/reterm.v20i1.80456

 

RECENT PATENT SUBMISSION (2025)

 

Carocci, E. S., Cadamuro, C. A. F., Mariano, A. B., Venter, G. S., Vargas, J. V. C., Active and electronically controlled heater and humidifier for hospital gases for mechanical ventilation, National Institute of Industrial Property (INPI), Brazil, BR 10 2025 023936 1, deposited on Nov 3, 2025.

 

Abstract

The invention refers to an active and electronically controlled system for heating and humidifying hospital gases used in mechanical ventilation, invasive or non-invasive, intended for the hospital medical devices sector. The system comprises two internal chambers: a lower chamber that functions as a water reservoir and, by means of an electronically regulated pump, the water is sprayed onto a heated resistance located in the upper chamber, generating steam. The water that does not evaporate returns to the reservoir in the lower chamber, allowing continuous recirculation. In the same upper chamber, heating and humidification occur controlled by the electrical resistance. Temperature and humidity sensors positioned at the inlet and outlet of the upper chamber allow real-time monitoring and fine adjustments of the target parameters. The control of the actuators occurs through electronic modulation, such as PWM (Pulse-width modulation) or equivalent method, ensuring precision, stability of parameters and clinical reliability. Among the differentiating features of the invention are autonomy for defining target values, fine adjustments, and continuous monitoring. It is primarily applied as complementary hospital equipment to mechanical ventilators and may be integrated into these devices in the future for use in clinical settings.

 

 

 

Video 1: System test at UFPR (2025).

 

Video 2: System test at UFPR Hospital of Clinics (2025).