Single-phase shunt active filter with digital control
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Pinto, J. G.; Neves, Pedro; Pregitzer, Ricardo G.; Monteiro, Luís F. C.; Afonso, João L.
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Open Access
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Conference paper
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2007
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rum
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http://hdl.handle.net/1822/7684
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Development of a low cost digital energy meter
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Pinto, J. G.; Afonso, João L.
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Open Access
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Conference paper
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2006
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rum
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http://hdl.handle.net/1822/17781
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Developed power quality monitor used for shunt active power filter studies
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Pinto, J. G.; Pregitzer, Ricardo G.; Monteiro, Luís F. C.; Batista, José; Afonso, João L.
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Open Access
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Conference paper
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2007
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rum
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http://hdl.handle.net/1822/7685
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Low-cost digital system for power quality monitoring
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Batista, José; Martins, Júlio S.; Afonso, João L.
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Open Access
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Journal article
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2003
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rum
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http://hdl.handle.net/1822/1771
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Simulation and implementation results of a 3-phase 4-wire shunt active power filter
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Pregitzer, Ricardo G.; Costa, José C. C.; Martins, Júlio S.; Afonso, João L.
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Open Access
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Conference paper
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2006
|
rum
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http://hdl.handle.net/1822/7686
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Parallel association of shunt active power filters
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Pregitzer, Ricardo G.; Pinto, J. G.; Sepúlveda, João; Afonso, João L.
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Open Access
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Conference paper
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2007
|
rum
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http://hdl.handle.net/1822/7681
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Power quality studies using a developed low cost power quality monitor
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Costa, José C. C.; Pregitzer, Ricardo G.; Batista, José; Afonso, João L.
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Open Access
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Conference paper
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2006
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rum
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http://hdl.handle.net/1822/7664
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Traction system for electric vehicles using a variable frequency three-phase induction motor driver with regenerative braking
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Neves, Pedro; Afonso, João L.
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Open Access
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Conference paper
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2006
|
rum
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http://hdl.handle.net/1822/7682
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Renewable energy in Portugal: legislation, incentives and suggestions
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Moreira, M. Fernanda T.; Martins, Júlio S.; Afonso, João L.
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Open Access
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Journal article
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2003
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rum
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http://hdl.handle.net/1822/1785
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A combined series active filter and passive filters for harmonics, unbalances and flicker compensation
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Pinto, J. G.; Pregitzer, Ricardo G.; Monteiro, Luís F. C.; Couto, Carlos; Afonso, João L.
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Open Access
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Conference paper
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2007
|
rum
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http://hdl.handle.net/1822/7926
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Shunt active power filter with dynamic output current limitation
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Pregitzer, Ricardo G.; Pinto, J. G.; Monteiro, Luís F. C.; Afonso, João L.
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Open Access
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Conference paper
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2007
|
rum
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http://hdl.handle.net/1822/7680
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3-phase 4-wire shunt active power filter with renewable energy interface
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Pinto, J. G.; Pregitzer, Ricardo G.; Monteiro, Luís F. C.; Afonso, João L.
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Open Access
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Conference paper
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2007
|
rum
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http://hdl.handle.net/1822/7683
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Simulation results of a shunt active power filter with control based on p-q theory
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Couto, Emílio F.; Martins, Júlio S.; Afonso, João L.
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Open Access
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Journal article
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2003
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rum
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http://hdl.handle.net/1822/1860
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Development of a variable frequency power electronics inverter to control the speed of a three-phase induction motor
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Neves, Pedro; Afonso, João L.
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Open Access
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Conference paper
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2006
|
rum
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http://hdl.handle.net/1822/13472
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Aplicação de um filtro activo paralelo para interface entre fontes de energia renovável e a rede eléctrica
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Pregitzer, Ricardo G.; Sousa, Tiago N.; Martins, Júlio S.; Afonso, João L.
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Open Access
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Journal article
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2005
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rum
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http://hdl.handle.net/1822/4243
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Interface entre Fontes de Energia Renovável e a Rede Eléctrica
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Pregitzer, Ricardo G.; Sousa, Tiago N.; Martins, Júlio S.; Afonso, João L.
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Open Access
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Conference paper
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2005
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rum
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http://hdl.handle.net/1822/3061
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Qualidade da energia eléctrica : casos reais
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Afonso, João L.; Sousa, Tiago N.; Pregitzer, Ricardo G.; Martins, Júlio S.
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Open Access
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Journal article
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2005
|
rum
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http://hdl.handle.net/1822/4256
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Teaching with internet support : a case example
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Castro, Liliana B.; Tavares, Adriano; Afonso, João L.
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Open Access
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Conference paper
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2005
|
rum
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http://hdl.handle.net/1822/4312
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Projecto SINUS : tecnologia para compensação dinâmica de harmónicos, factor de potência e desequilíbrios
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Afonso, João L.; Martins, Júlio S.; Sepúlveda, João; Pinto, Eduardo; Morgado, Renato; Sousa, Tiago N.; Pregitzer, Ricardo G.; Costa, José C. C.; Fernandes, Nuno; Cunha, José; Batista, José
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Open Access
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Journal article
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2005
|
rum
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http://hdl.handle.net/1822/4283
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