Results 91 to 100 of about 1,582 (180)

Threshold concepts: Impacts on teaching and learning at tertiary level [PDF]

, 2014
This project explored teaching and learning of hard-to-learn threshold concepts in first-year English, an electrical engineering course, leadership courses, and in doctoral writing.
Harlow, Ann, Johnson, E. Marcia, McKie, David, McKim, Anne M., Moffat, Kirstine, Peter, Mira, Scott, Jonathan B.   +6 more
core  

Electrical characterization and modeling of benthic microbial fuel cells for energy harvesting [PDF]

, 2015
National audienceMicrobial fuel cell (MFC) is a promising energy harvester for supplying sensors in seafloors where solar, thermal and vibration sources are inadequate.
Allard, Bruno, Capitaine, Armande, Chailloux, T, Pillonnet, Gaël   +3 more
core   +1 more source

Coupling Short-Circuit Ratio Calculation Method Based on the Source Network Load Correlation Thevenin Equivalent

Energies
The short-circuit ratio is a key index used to measure the voltage support capability of new energy grid-connected systems, which contradicts its accuracy and practicability.
Li Sun, Lingwei Kong
doaj   +1 more source

Linearization of Photovoltaic Cell Single Diode Equivalent Circuit Model Using Piecewise Linear Parallel Branches Model and Findin Fill Factor

Düzce Üniversitesi Bilim ve Teknoloji Dergisi
In this article, the linearization and analysis of the Photovoltaic (PV) cell single diode equivalent circuit model have been performed. The diode element in the PV cell equivalent circuit model is a nonlinear component.
Suleyman Adak
doaj   +1 more source

Electrical Characterization and Modeling of a Gelatin/Graphene System

Advances in Condensed Matter Physics, 2015
A gelatin/graphene composite has been analyzed by means of current density-voltage and the electrical impedance measurements. The DC electrical behavior has been interpreted in terms of an equivalent Thévenin model taking into account the open circuit ...
Giovanni Landi, Andrea Sorrentino, Salvatore Iannace, Heinrich C. Neitzert   +3 more
doaj   +1 more source

Optimizing state of charge estimation using thevenin models and extended Kalman filter

Discover Electronics
Precise battery modeling plays a critical role in enhancing State of Charge (SoC) estimation and optimizing Battery Management Systems (BMS) for electric vehicles and energy storage systems.
Hamza Benhammou, Kamal Anoune, Abdelali Tajmouati   +2 more
doaj   +1 more source

Active short-circuit capacity identification method for LCC-HVDC system considering the integration of renewable energy

Frontiers in Electronics
For LCC-HVDC system with renewable energy integration, the randomness and variability of renewable energy will cause wide variations in the short-circuit capacity provided by the AC system. To effectively assess the supporting capability of the AC system,
Maolan Peng, Xiaopeng He, Jiachen Xiao, Lei Feng, Fangqun Liao, Wen Jiang   +5 more
doaj   +1 more source

Estimation of Radiated Fields of Small Horizontal Submodules Based on a Lumped-Element Model [PDF]

, 2006
A novel approach to the estimation of radiated electric field of small horizontal submodules is presented. The principle idea is to describe the radiating submodule-on-motherboard structure with a lumped-element equivalent circuit which includes both the
Leone, M., Valek, M.
core   +1 more source

Assessment of Parameter Estimation Methods for Nonintrusive Loss Estimation of Induction Motors

IET Electric Power Applications
The equivalent circuit method is an accurate and versatile tool to estimate the losses and efficiency of induction motors during energy audits. However, determining the circuit parameters of in‐service motors usually involves disrupting their operation ...
Carlos A. C. Wengerkievicz, Nelson J. Batistela, Nelson Sadowski, Cristhian Becker, Humberto Verdejo   +4 more
doaj   +1 more source

Experimental methods to evaluate the impact of a photovoltaic system at the point of common coupling in low voltage networks [PDF]

, 2006
Chicco, Gianfranco, Giaccone, Luca, Graditi, G., Spertino, Filippo   +3 more
core   +1 more source