prototype biometric security authentication system based upon fingerprint recognition
FREE-DOWNLOAD W Xiang, B Desai, P Wen, Y Wang… – Rough Sets and Knowledge …, 2009 – Over the past decades, there is an ever-growing need to authenticate and identify individuals automatically. The process of determining the truthfulness of the claimed identity is termed authentication . The currently prevalent technology of using a PIN or […]
Alternative carriers for remote renewable energy sources using existing CNG infrastructure
FREE-DOWNLOAD RR Dickinson, DL Battye, VM Linton… – … of Hydrogen Energy, 2010 – Optimal locations of renewable energy sources are often remote relative to consumers and electricity grids. In contrast, some existing CNG pipelines pass through optimal renewable energy harvesting regions. The growing interest in the possibility of using geothermal energy in central
DC-DC converter for renewable energyapplications
FREE-DOWNLOAD G Ortiz, J Biela, D Bortis… – … Conference (IPEC), 2010 …, Abstract—The design of a 1MW, 20kHz, isolated, bidirectional 12kV to 1.2kV DC-DC converter for renewable energy applications is presented. The main topics addressed are: High-Voltage (HV) side switch, topology & modulation and Medium Frequency (MF) transformer.