Results 51 to 60 of about 5,253,550 (193)

Maximizing Bifunctionality for Overall Water Splitting by Integrating H2 Spillover and Oxygen Vacancies in CoPBO/Co3O4 Composite Catalyst

Small Science
In the pursuit of utilizing renewable energy sources for green hydrogen (H2) production, alkaline water electrolysis has emerged as a key technology.
Rinkoo Bhabal, Aniruddha Bhide, Suraj Gupta, Rohan Fernandes, Nainesh Patel   +4 more
doaj   +1 more source

Process intensification: water electrolysis in a centrifugal acceleration field [PDF]

, 2011
Intensification of hydrogen production by carrying out water electrolysis in a centrifugal acceleration field has been demonstrated. A prototype single cell rotary water electrolyser was constructed, and a number of design challenges with regard to ...
Yeung, Hoi, C. Ramshaw, L. Lao, Ramshaw, C., Lao, Liyun, H. Yeung   +5 more
core   +1 more source

The effect of water density on alkaline water electrolysis performance in superheated, subcritical and supercritical phases

JPhys Energy
This work explores the potential of using high-temperature and high-pressure water for alkaline water electrolysis systems. In particular, we investigated the relationship between electrolyte conductivity vs alkaline salt concentration and water density ...
Gavin J Irvine, Evangelos K Andreou, Paul Connor, John T S Irvine   +3 more
doaj   +1 more source

An Overview of Different Water Electrolyzer Types for Hydrogen Production

Energies
While fossil fuels continue to be used and to increase air pollution across the world, hydrogen gas has been proposed as an alternative energy source and a carrier for the future by scientists.
Mustafa Ergin Şahin
doaj   +1 more source

Nanocrystalline Fe60Co20Si10B10 as a cathode catalyst for alkaline water electrolysis

, 2022
S.688-697Nanocrystalline Fe60Co20Si10B10, prepared by ball milling atomised powder, was studied as a hydrogen evolution reaction catalyst for alkaline water electrolysis.
Bouzek, K., Rauscher, T., Durovic, M., Bernäcker, C.I., Röntzsch, L., Hnat, J., Paidar, M.   +6 more
core   +1 more source

Relationship between degradation mechanism and water electrolysis efficiency of electrodeposited nickel electrodes

npj Materials Degradation
This work investigates the degradation or corrosion of bulk and mesoporous (MP) electrodeposited nickel electrodes in alkaline water electrolysis in the absence and presence of magnetic field.
Amirali Farmani, Farzin Fahimi, Farzad Nasirpouri   +2 more
doaj   +1 more source

Energy, economic, and environmental (3E) analysis of hybrid water electrolysis through alternative oxidation reactions [PDF]

RSC Advances
As the utilization of hydrogen expands to achieve carbon neutrality, increasing attention has been directed toward technologies capable of reducing energy consumption and greenhouse gas emissions during hydrogen production.
Soyoung Kang, Soomin Lee, Siwon Park, In-Kyoung Ahn, Sanghun Lee   +4 more
doaj   +1 more source

Comparison of LSTM and Random Forest for Hydrogen Production Prediction in Alkaline Water Electrolysis

Journal of Applied Informatics and Computing
Hydrogen has emerged as a promising clean energy carrier capable of supporting the transition toward sustainable energy systems. In alkaline water electrolysis systems, accurate prediction of hydrogen production is essential for improving system ...
Ulil Amri Ulil, Ardi Pujiyanta, Sunardi Sunardi   +2 more
doaj   +1 more source

Effect of Plasma Spraying Power on Catalytic Performance of Nickel Electrode in Alkaline Water Electrolysis [PDF]

Cailiao Baohu
Plasma spraying power is a key parameter for regulating the microstructure and electrochemical performance of nickel electrodes in alkaline water electrolysis.To investigate the regulatory effect of spraying power (33～39 kW) on the catalytic performance ...
GUI Xionghui, CHEN Qinqin, ZHANG Qinhao, LIANG Lijun, YAO Jin, MIAO He, SUO Xinkun
doaj   +1 more source

Evaluation of performance influencing parameters on alkaline water electrolysis systems [PDF]

, 2016
Alkaline Water Electrolysis (AWE) has shown to be an effective method of producing hydrogen from renewable sources of energy. However this process accounts for only 4-5% of the global hydrogen production.
Gillespie, Malcolm Ivor
core