Zobrazeno 1 - 10
of 78
pro vyhledávání: '"Cleverson Bringhenti"'
Autor:
Ruben Bruno Diaz, Jesuino Takachi Tomita, Cleverson Bringhenti, Franco Jefferds dos Santos Silva, Diogo Ferraz Cavalca
Publikováno v:
Aerospace, Vol 11, Iss 8, p 662 (2024)
The internal losses in the tip clearance region strongly influence the compressor performance and its operational range. Previous research proved that passive wall treatments with circumferential grooves in axial compressors effectively increase the
Externí odkaz:
https://doaj.org/article/439b393c12714a44a5df9232e26fd37d
Autor:
Lucilene Silva, Tomas Grönstedt, Carlos Xisto, Luiz Whitacker, Cleverson Bringhenti, Marcus Lejon
Publikováno v:
Aerospace, Vol 11, Iss 4, p 276 (2024)
The ratio between blade height and chord, named the aspect ratio (AR), plays an important role in compressor aerodynamic design. Once selected, it influences stage performance, blade losses and the stage stability margin. The choice of the design AR
Externí odkaz:
https://doaj.org/article/6026cd9abfe04d8f93890fe5a386a21e
Publikováno v:
Journal of Aerospace Technology and Management, Vol 10 (2018)
This article describes the run time characteristics of a gas turbine performance simulation using different solvers and components off-design performance database formats. Two different nonlinear systems of equation solvers, Newton-Raphson’s and Br
Externí odkaz:
https://doaj.org/article/f554ce6fb9e04729b66a2639e71d2ca3
Publikováno v:
Journal of Aerospace Technology and Management, Vol 9, Iss 3 (2017)
Industry and universities around the world invest time and money to develop digital computer programs to predict gas turbine performance. This study aims to demonstrate a brand new digital model developed with the ability to simulate gas turbine real
Externí odkaz:
https://doaj.org/article/4788f76a8f394116a573d08dc94445d5
Publikováno v:
Acta Scientiarum: Technology, Vol 36, Iss 4, Pp 629-634 (2014)
An efficient combustion depends on many factors, such as injection, turbulence and ignition characteristics. With the improvement of internal combustion engines the turbulence intensity and internal pressure have risen, demanding more efficient and p
Externí odkaz:
https://doaj.org/article/39eaef4c4e464589983b15dd18e5a1a0
Autor:
Heitor Augusto da Silva Mattos, Cleverson Bringhenti, Diogo Ferraz Cavalca, Osmar Francisco Reis Silva, Gustavo Bonolo de Campos, Jesuíno Takachi Tomita
Publikováno v:
Journal of Aerospace Technology and Management, Vol 8, Iss 4 (2016)
Power plants operating in combined cycle present higher thermal efficiency (over 60%) and increased power generation when compared to traditional simple cycles, such as gas or steam turbines operating alone. Considering that the power plant evaluated
Externí odkaz:
https://doaj.org/article/dea2501e82754a7a839c0f4f3d008f0d
Autor:
Cleverson Bringhenti, Jesuíno Takachi Tomita, Fernando de Araújo Silva, Helder Fernando de França Mendes Carneiro
Publikováno v:
Journal of Aerospace Technology and Management, Vol 7, Iss 2 (2015)
Design and development of gas turbine components are a complex multidisciplinary process. At the beginning of the power class definition and engine configuration it is necessary to conduct a market study. The results obtained are used in gas turbine
Externí odkaz:
https://doaj.org/article/7ed72889192842c9af6e3163a5630b6b
Gas Turbine Course’s Teaching Process at Instituto Tecnológico de Aeronáutica: Theory and Laboratory
Publikováno v:
Journal of Aerospace Technology and Management, Vol 7, Iss 1 (2015)
The Instituto Tecnológico de Aeronáutica (ITA) is an Engineering school maintained by the Air Force Command, Ministry of Defense. The aim of the Turbomachines Department at ITA is the human resources training for design and development of aeronauti
Externí odkaz:
https://doaj.org/article/7ba703f8868042fd9902d5a516783241
Autor:
Cleverson Bringhenti
Publikováno v:
Biblioteca Digital de Teses e Dissertações do ITAInstituto Tecnológico de AeronáuticaITA.
Gas turbines are optimised at design point. When they operate at off-design, the performance is poor because the blade passages are not adequate for the new flow conditions. In order to improve part-load performance, it is necessary to re-shape the b
Autor:
Cleverson Bringhenti
Publikováno v:
Biblioteca Digital de Teses e Dissertações do ITAInstituto Tecnológico de AeronáuticaITA.
Uma turbina a Gás é um motor complexo, compreendendo um grande número de componentes, cada qual com suas características próprias de desempenho. Logo, o desempenho do motor completo depende das características de desempenho de cada um dos compo