Results 21 to 30 of about 21,184 (263)

Process and Material Analysis of Laser- and Convection-Dried Silicon–Graphite Anodes for Lithium-Ion Batteries

World Electric Vehicle Journal, 2023
Drying electrodes is very cost-intensive as it is characterized by high energy and space consumption. Laser drying is considered a promising alternative process due to direct energy input and lower operating costs. However, it is unclear whether the same
Sebastian Wolf, Laura Garbade, Vinzenz Göken, Rebekka Tien, Markus Börner, Daniel Neb, Heiner Hans Heimes   +6 more
doaj   +1 more source

One-Dimensional Electrolyzer Modeling and System Sizing for Solar Hydrogen Production: an Economic Approach [PDF]

Journal of Renewable Energy and Environment, 2016
In this paper, a solar based hydrogen production in the city of Tehran, the capital of Iran is simulated and the cost of produced hydrogen is evaluated.
Mehdi Jamali Ghahderijani, Fathollah Ommi   +1 more
doaj   +1 more source

A CFD model for analysis of performance, water and thermal distribution, and mechanical related failure in PEM fuel cells

Journal of Mechatronics, Electrical Power, and Vehicular Technology, 2016
This paper presents a comprehensive three–dimensional, multi–phase, non-isothermal model of a Proton Exchange Membrane (PEM) fuel cell that incorporates significant physical processes and key parameters affecting the fuel cell performance.
Maher A.R. Sadiq Al-Baghdadi
doaj   +1 more source

Study of measuring bentonite density with active heating and OFDR measurement (Measurement of bentonite’s heat conduction with heated fiber-optic cable)

Nihon Kikai Gakkai ronbunshu, 2020
In the concept of the disposal of High Level radioactive Waste (HLW) in Japan, bentonite material such as the engineered barrier system is planned to backfill around over-pack in the disposal tunnel.
Masao UYAMA, Toshihiro SAKAKI
doaj   +1 more source

Investigation of a fuel cell (FC) system for vehicle [PDF]

Hydrogen, Fuel Cell & Energy Storage
The limited availability of fossil fuels, the technical challenges associated with existing vehicles, and their emissions, have made the study of efficient energy converters and clean fuels a top priority for research centers and automobile companies ...
Hadi Jafari, Hasan Hassanzadeh
doaj   +1 more source

Investigation of Laser Intensity Profiles in the Laser Drying of Anodes for Lithium-Ion Battery Production

Batteries
The growing demand for lithium-ion batteries, along with the imperative for sustainable and cost-efficient production, necessitates the exploration of innovative technological approaches.
Benedict Ingendoh, Vincent Gabor, Thomas Hanf, Sebastian Wolf, Henrik Born, Heiner Heimes, Achim Kampker   +6 more
doaj   +1 more source

Optimisation of Solid-State Batteries: A Modelling Approach to Battery Design

Batteries
Solid-state batteries (SSBs) present a promising advancement in energy storage technology, with the potential to achieve higher energy densities and enhanced safety compared to conventional lithium-ion batteries.
Jan Felix Plumeyer, Friedrich Moesle, Sebastian Wolf, Henrik Born, Heiner Hans Heimes, Achim Kampker   +5 more
doaj   +1 more source

Analysis of the Principal’s Leadership Role on Cultural Development

Jurnal Pendidikan dan Kewirausahaan, 2023
Leadership is a process of influencing others towards achieving organizational goals. The most important aspect of the leadership process is the result of a complex series of interactions between the leader, the people being led, and the situation. This
Budi Sulistiyo Nugroho, Arkam Lahiya, Ardhana Januar Mahardhani, Anggara Setya Saputra, Handy Ferdiansyah   +4 more
doaj   +1 more source

Enhancing Bubble Removal in Geometry‐Optimized Electrodes

Advanced Engineering Materials, EarlyView.
3D‐printed lattice electrodes outperform stochastic foams in alkaline water electrolysis despite 20%–25% lower surface area. Straight flow channels generate Venturi‐like bubble entrainment, suppressing gas accumulation that renders foam interiors electrochemically inactive.
Florian Wiesner, Peter Förster, Alexander Limper, Anselm Brodersen, Matthias Wessling, John Linkhorst   +5 more
wiley   +1 more source

An annotated checklist of gall-forming poplar aphids (Sternorrhyncha: Aphididae, Pemphigini) of the Asian part of Russia

Acta Biologica Sibirica, 2023
Here we overviewed the taxonomic diversity and compiled the checklist of gall-forming poplar aphids (Sternorrhyncha: Aphididae, Pemphigini) in the Asian part of Russia. Overall, 20 species, i.e. 18 Pemphigus and two Thecabius spp.
Nikita S. Babichev, Yuri N. Baranchikov, Svetlana V. Kuzhuget, Stanislav Yu. Kniazev, Maria K. Dementeva, Elena I. Malikova, Natalia I. Kirichenko   +6 more
doaj   +1 more source