Results 21 to 30 of about 7,288,878 (285)

Passive solar-energy air-heating wall panels [PDF]

open access: yes, 1987
The development of products which enable passive solar-energy air-heating to be integrated into the heating strategies of public, commercial and industrial buildings is described. These buildings are, in general, only occupied significantly during the
Hobday, R. A.
core   +7 more sources

Influence of aerodynamic parameters of current collector on current collection at movement speeds up to 160 km/h

open access: yesВестник Научно-исследовательского института железнодорожного транспорта, 2022
Introduction. This article investigates the influence of the aerodynamic parameters of the current collector on the contact force. For this purpose, the influence in the speed range up to 160 km/h on the quality of the current collection, in particular ...
N. V. Mironos   +2 more
doaj   +1 more source

Lead acid battery with high resistance to over‐discharge using graphite based materials as cathode current collector

open access: yesNano Select, 2022
Lead acid battery has been one of the most important battery for industry use. However, conventional lead acid battery cannot be recharged after over discharge and the performance is greatly declined. It has been revealed that the cause of not being able
Hiroshi Okano   +9 more
doaj   +1 more source

3-Dimensional simulation of multistage depressed collectors on microcomputers. [PDF]

open access: yes, 1995
A three-dimensional (3-D) package for simulation of asymmetric and crossed-field multistage depressed collectors for microwave tubes has been developed. This package is based upon the 3-D finite-difference code KOBRA3-INP.
Carter, Richard G.   +3 more
core   +5 more sources

Flow-electrode capacitive deionization utilizing three-dimensional foam current collector for real seawater desalination

open access: yes, 2022
The three-dimensional (3D) carbon coated nickel foam was utilized as current collector in a flow-electrode capacitive deionization (CF-FCDI) device to strengthen the charge transfer ability of FCDI device, achieving distinguished desalination efficiency ...
Zhou, H   +4 more
core   +1 more source

Increasing the forecasting fidelity of current collection system operating capability by means of contact pressure simulation modelling [PDF]

open access: yesE3S Web of Conferences, 2020
Current collection quality is one of the limiting factors when increasing trains movement speed in the rail sector. With the movement speed growth, the impact forces on the current collector from the rolling stock and the aerodynamic influence increase ...
Golubkov Anton   +4 more
doaj   +1 more source

An oriented-design simplified model for the efficiency of a flat plate solar air collector [PDF]

open access: yes, 2010
In systems design, suitably adapted physical models are required. Different modelling approaches for a solar air collector were studied in this paper. First, a classical model was produced, based on a linearization of the conservation of energy equations.
LUNA, David   +5 more
core   +1 more source

Preparation and Electrochemical Performance of LiFePO4- based Electrode Using Three-Dimensional Porous Current Collector

open access: yesInternational Journal of Electrochemical Science, 2012
Three-dimensional (3D) porous current collector was introduced to improve the high-rate performance of the cells based on lithium iron phosphate (LiFePO4).
Qiuming Wang, Dianlong Wang, Bo Wang
doaj   +1 more source

Effects of Current Collectors on Electrochemical Performance of FeS2 for Li-ion Battery

open access: yesInternational Journal of Electrochemical Science, 2013
The effects of current collectors on the electrochemical performance of FeS2 electrode have been investigated by applying three types of current collectors, including an Al foil, a Cu foil and a Ni foil.
Yourong Wang   +5 more
doaj   +1 more source

Stress Dispersed Cu Metal Anode by Laser Multiscale Patterning for Lithium-Ion Batteries with High Capacity

open access: yesMetals, 2018
Electric power production continues to increase as the industry advances, and the demand for high-capacity batteries for efficient operation of the electric power produced is higher than ever before.
Jin-Young So   +11 more
doaj   +1 more source

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