Results 11 to 20 of about 1,013,684 (323)

Impedance sources (Z sources) with inherent fault protection for resilient and fire-free electricity grids

open access: yesScientific Reports
Modern societies would not survive without electricity and at the same time electrical faults could cause and have caused many catastrophes—mainly deadly fires—to our societies.
Fang Zheng Peng
doaj   +2 more sources

Sensor Applications of Soft Magnetic Materials Based on Magneto-Impedance, Magneto-Elastic Resonance and Magneto-Electricity

open access: yesSensors, 2014
The outstanding properties of selected soft magnetic materials make them successful candidates for building high performance sensors. In this paper we present our recent work regarding different sensing technologies based on the coupling of the magnetic ...
Alfredo García-Arribas   +8 more
doaj   +2 more sources

An adaptive power control method for soft open points based on virtual impedance

open access: yesFrontiers in Energy Research
The fluctuations in power output from distributed power sources are rapid and dramatic, causing voltage fluctuations in the distribution network that threaten the safety of electricity consumption.
Yan Li   +4 more
doaj   +2 more sources

In-situ electrochemical impedance analysis of a commercial SOFC stack fueled by real wood gas

open access: yesHeliyon
The combination of solid oxide fuel cells (SOFCs) and wood gasification has the potential to significantly increase renewable electricity production and decrease emissions.
Federica Torrigino   +3 more
doaj   +2 more sources

Ionization Engineering of Hydrogels Enables Highly Efficient Salt-Impeded Solar Evaporation and Night-Time Electricity Harvesting

open access: yesNano-Micro Letters, 2023
An ionization-engineered hydrogel with electronegativity polymer chains to impede salt ions was designed. The hydrogel evaporator exhibited salt impedance in 20 wt% brine for 15 days with a high evaporation efficiency of 95.6%.
Nan He   +5 more
semanticscholar   +1 more source

Research on current-mode damping impedance interface model based on adaptive impedance matching

open access: yesThe Journal of Engineering, 2018
With the development and progress of new energy electricity generation technology, a detailed study and test is required on new energy power generation equipment and micro-network system.
Liu Keyan   +6 more
doaj   +1 more source

Smart Grid for the Smart City [PDF]

open access: yes, 2017
Modern cities are embracing cutting-edge technologies to improve the services they offer to the citizens from traffic control to the reduction of greenhouse gases and energy provisioning.
Bonetto, Riccardo, Rossi, Michele
core   +1 more source

Cathode Assessment for Maximizing Current Generation in Microbial Fuel Cells Utilizing Bioethanol Effluent as Substrate

open access: yesEnergies, 2016
Implementation of microbial fuel cells (MFCs) for electricity production requires effective current generation from waste products via robust cathode reduction.
Guotao Sun   +2 more
doaj   +1 more source

Down to Earth With Nuclear Electromagnetic Pulse: Realistic Surface Impedance Affects Mapping of the E3 Geoelectric Hazard

open access: yesEarth and Space Science, 2021
An analysis is made of Earth‐surface geoelectric fields and voltages on electricity transmission power‐grids induced by a late‐phase E3 nuclear electromagnetic pulse (EMP). A hypothetical scenario is considered of an explosion of several hundred kilotons
Jeffrey J. Love   +5 more
doaj   +1 more source

Smart Textile Triboelectric Nanogenerators: Prospective Strategies for Improving Electricity Output Performance

open access: yesNanoenergy Advances, 2022
By seamlessly integrating the wearing comfortability of textiles with the biomechanical energy harvesting function of a triboelectric nanogenerator (TENG), an emerging and advanced intelligent textile, i.e., smart textile TENG, is developed with ...
Kai Dong   +3 more
semanticscholar   +1 more source

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