Evaluation of Binarization Algorithms in Preprocessing of Digital Mammographies New Pumped Storage Plants as Renewable Energy Sources in Romania Some Constraints on the Reuse of Li-ion Batteries in Data Centers Smart Thermal Grids – A Review Prototype of an Electric Drive Elevator Analysis of Energy Efficiency and Financial Profitability for an Active Filter Equipment Used for Large Industrial Consumer Review on Electromagnetic Stimulation of Alive Tissues Power Analysis of PV System Used in Wastewater Treatment Plant based on Technological Flux Weakening Optimal Control of the Three-Phase Induction Motor Some Considerations Regarding Efficiency of Electrical Energy Consumption Development of User-friendly Tool for Energy Behavioral Change of Consumers A Control Design Technique for Grinding Systems with Feedforward Undercompensation and Feedback Control Choanal Atresia – A Permanent Challenge in Rhinology Pathology Four-Axis CNC Machine with Microcontroller for Cutting Polystyrene with Hot Wire Biomonitoring Laboratory Oriented to Software Applications Development ERP System in Virtualized Production Environment Solution for Inspection of Power Energy Equipment Using Augmented Reality Modeling the PV Power Systems Storage Batteries Charging Characteristics The Analysis of Optical Fiber Links Graphical Interface Design for Water Pumping Process which Works with a Hydrophore Coaxial Linear Motor for Electromagnetic Launchers Analysis and Visualization of Natural Threats Against the Security of Electricity Transmission System The Development of a Touristic Web Application On the Island of São Miguel Constructal Analysis of Thermal Flows in Electrical Machines