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Reciclagem de cabos coaxiais e lâmpadas de LED aplicando operações de processamento mecânico
(Universidade Federal de Santa MariaBrasilEngenharia QuímicaUFSMPrograma de Pós-Graduação em Engenharia QuímicaCentro de Tecnologia, 2019-08-02)
Technological development, although linked to quality of life improvement, results in the increase of waste electrical and electronical equipment, which cables and LED bulbs are part of. Thus, new approaches towards recycling ...
Projeto e implementação de uma lâmpada led bulbo em conformidade com aspectos elétricos, térmicos e ópticos exigidos pelas normativas brasileiras
(Universidade Federal de Santa MariaBrasilEngenharia ElétricaUFSMPrograma de Pós-Graduação em Engenharia ElétricaCentro de Tecnologia, 2018-08-31)
This work presents an LED bulb lamp conception aiming to replace traditional lighting technologies such as incandescent and compact fluorescent lamps. The LED lamp manufacture and sale requirements based on INMETRO Ordinance ...
The effect of halogen bulb and light-emitting diode light curing units on temperature increase and fibroblast viability [version 1; peer review: 1 approved, 1 approved with reservations]
(2021-01-01)
produced by halogen bulb (HAL) and light-emitting diode (LED) light curing units (LCUs) by irradiating dentin discs (0.5 mm and 1 mm thickness), and to evaluate their cytotoxic effects on fibroblast culture in the presence ...
Estudio de factibilidad del uso de la tecnología Li-Fi (Light - Fidelity) para transmisión de audio.
(Universidad de Guayaquil. Facultad de Ciencias Matemáticas y Físicas. Carrera de Ingeniería En Networking y Telecomunicaciones, 2018)
Este estudio busca demostrar la factibilidad del uso de la tecnología Li-Fi como
una opción para transferir datos que nos permite integrar al acceso de la red con
destellos discontinuos, imperceptibles con la luz emitiéndose ...
Estudo e implementação de um driver para acionamento de lâmpadas LED em iluminação residencial.
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilDepartamento Acadêmico de ElétricaEngenharia ElétricaUTFPR, 2017-11-20)
This work presents the study and implementation of a LED bulb driver for residencial purposes. Initially, the basic concepts necessary for the comparative study of LED lamps with the other forms of residential lighting are ...
Viabilidade no uso de lâmpadas LED em um núcleo de recria de uma unidade produtora de pintainhos
(Universidade Tecnológica Federal do ParanáMedianeiraBrasilTecnologia em Manutenção IndustrialUTFPR, 2014-12-02)
Amounts spent on electricity causes companies to seek alternative forms of economy or reducing waste. In this context a center of rearing laying hens, containing 8 barracks, located in western Parana performed the exchange ...
Light emitting diode (LED) use in artificial lighting for broiler chicken production
(Associação Brasileira de Engenharia Agrícola, 2014-06-01)
Light emitting diode (LED) has been used in commercial poultry industry by presenting superior energy savings and providing feasibility on production process. The objective of this research was to evaluate performance and ...