Search Results - "Siniscalchi, Roberto"

The Benefits of Variable Speed Operation in Hydropower Plants Driven by Francis Turbines by Bortoni, Edson, Souza, Zulcy de, Viana, Augusto, Villa-Nova, Helcio, Rezek, Ângelo, Pinto, Luciano, Siniscalchi, Roberto, Bragança, Rafael, Bernardes, José

“…Climate change and environmental degradation has resulted in a reduction in water inflow at hydropower plants, as well as a decrease in reservoir levels…”
Get full text

Losses and maintenance cost distribution in shared transmission lines by Bortoni, Edson C., Scabeni, Leo, Ferreira, Claudio, Siniscalchi, Roberto T.

“…Shared transmission lines are very suitable when generation investors want to reduce their CAPEX. Nevertheless, losses and maintenance costs are generally a…”
Get full text

Accurate Methodology to Obtain Efficiency Mapping of Synchronous Machines by Bortoni, Edson C., Uemori, Mauro K. I., Araujo, Bruno T., Bernardes, Jose V., Rocha E., J. Johnny, Siniscalchi, Roberto T.

“…This paper presents the concept of efficiency mapping applied to large hydro synchronous generators and a suitable methodology for obtaining it. Loss…”
Get full text

Geometric Characteristics of Saturation Tests in Synchronous Machines by Bortoni, Edson C., Braulio, Gerson A., da Silva, Paulo V. V., Siniscalchi, Roberto T.

“…The main machine testing standards present the necessary procedures in order to conduct saturation tests. The analysis of the measured data, however, depends…”
Get full text

Efficiency Mapping and Weighted Average Efficiency for Large Hydrogenerators by Bortoni, Edson da Costa, Siniscalchi, Roberto Teixeira, Vaschetto, Silvio, Darmani, Mostafa Ahmadi, Cavagnino, Andrea

“…This paper presents the concept of efficiency mapping for large synchronous hydrogenerators, which are useful for evaluating hydropower generation performance…”
Get full text

Measurement of Losses in Dry-Type Air-Core Reactors Using Infrared Thermography by Mesquita, Denison Gimenes, Bortoni, Edson Da Costa, Febba, Davi Marcelo, Siniscalchi, Roberto Teixeira

“…This paper aims to present a technique to estimate the losses of a dry-type air-core reactor (DTACR) assembled with one cylinder based on calorimetry…”
Get full text

Measurement of Losses in Dry-Type Air-Core Reactors Using Infrared Thermography by Bortoni, Edson, Mesquita, Denison, Febba, Davi, Siniscalchi, Roberto

“…This paper aims to present a technique to estimate the losses of a dry-type air-core reactor (DTACR) assembled with one cylinder based on calorimetry…”
Get full text

Novel Exponential Decomposition Applied for Synchronous Machines Parameters Determination by Bortoni, Edson C., Bemardes, Jose V., Siniscalchi, Roberto T., Oliveira, Alexandra M., Pires, Guilherme C. S., Souza, Heitor I. M.

“…The three-phase sudden short-circuit current analysis is a traditional method for synchronous machine parameters identification described in the main parameter…”
Get full text

Maxillofacial and concomitant serious injuries： An eight-year single center experience by Fama, Fausto, Cicciu, Marco, Sindoni, Alessandro, Nastro-Siniscalchi, Enrico, Falzea, Roberto, Cervino, Gabriele, Polito, Francesca, De Ponte, Francesco, Gioffre-Florio, Maria

“…Purpose： Maxillofacial injuries are frequently associated with multiple trauma and can determine func- tional and aesthetic bad outcomes.The severity…”
Get full text

Determination of Hydro Generator Efficiency Using Infrared Thermal Imaging Techniques by da Costa Bortoni, E., Siniscalchi, R. T., Jardini, J. A.

“…The calorimetric method has for a long time been applied for energy conversion efficiency measurement in electrical machines. The number of temperature sensors…”
Get full text

Hydro generators losses measurement in accordance to IEEE-STD-115 and IEC-60034-2 by da Costa Bortoni, E., Siniscalchi, R. T.

“…The IEC-60034-2 and IEEE-STD-115 standards are worldwide references for the design, test, specification, and losses determination of hydro generators. Those…”
Get full text

Measurement of Losses in Dry-Type Air-Core Reactors Using Infrared Thermography by Mesquita, Denison Gimenes, Bortoni, Edson Da Costa, Febba, Davi Marcelo, Siniscalchi, Roberto Teixeira

“…This paper aims to present a technique to estimate the losses of a dry-type air-core reactor (DTACR) assembled with one cylinder based on calorimetry…”
Get full text