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The use of current transformers for noise detection due to sparking in insulators strings in high voltage transmission lines
(2010-12-31)
In a general way, in an electric power utility the current transformers (CT) are used to measurement and protection of transmission lines (TL) 1 The Power Line Carriers systems (PLC) are used for communication between ...
The use of current transformers for noise detection due to sparking in insulators strings in high voltage transmission lines
(2010-12-31)
In a general way, in an electric power utility the current transformers (CT) are used to measurement and protection of transmission lines (TL) 1 The Power Line Carriers systems (PLC) are used for communication between ...
Estudo de redes SDH e MPLS como suporte para IPTV.
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEspecialização em Gestão de Serviços de TelecomunicaçõesUTFPR, 2016-12-13)
The networks of current and future transmissions require to be prepared and able to provide the various services which converge inside the network as voice, data and video, ensuring quality of delivery of an offered product. ...
Estudo simplificado sobre EDI
(Universidade Tecnológica Federal do ParanáCuritibaDepartamento Acadêmico de Eletrônica, 2014-11-17)
This monograph discusses the results of the study and a presentation on EDI Electronic Data Interchange (Electronic Data Interchange), which is an electronic tool for transferring and exchanging data on repetitive business ...
PLC: power line communications e sua projeção futura
(Universidade Tecnológica Federal do ParanáCuritiba, 2011-05-11)
Today, all over the world study is a viable alternative for the use of power grid as an effective channel for data transmission, voice and image, making it also a data communication network. Thus, this study aims to show ...
Allocation of the cost of transmission losses in a multimarket framework
(2006-10-25)
The paper addresses the issue of apportioning of the cost of transmission losses to generators and demands in a multimarket framework. Line flows are unbundled using equivalent bilateral exchanges on a DC-network model and ...
Prevention of mother-to-child transmission of HIV in São Paulo State, Brazil: An update
(2005-01-01)
Background: Sâo Paulo State has had the largest number of paediatric AIDS cases in Brazil. Since 1996, Sào Paulo (and Brazil nationally) has implemented an aggressive programme to reduce perinatal transmission. We have ...
Community transmission of multidrug-resistant tuberculosis is associated with activity space overlap in Lima, Peru
(BioMed Central, 2021)
BACKGROUND: Transmission of multidrug-resistant tuberculosis (MDRTB) requires spatial proximity between infectious cases and susceptible persons. We assess activity space overlap among MDRTB cases and community controls ...