Results 71 to 80 of about 198,565 (207)

Energy storage using high pressure electrolysis and methods for reconversion [PDF]

Theoretical and experimental studies on high pressure electrolysis producing hydrogen and oxygen for energy storage and reconversion are reported. Moderate temperature, high pressure hydrogen/oxygen fuel cells with nickel electrodes are investigated for ...
Hughes, W. L.
core   +1 more source

Fuel Cells [PDF]

, 2001
The Environmental and Energy Study Institute hosted two Congressional briefings to discuss the potential of fuel cell technologies in today's market as well as future energy markets. The U.S. Department of Energy, with the support of Sen. Murkowski (R-AK)
Beth Bleil, Kim Doherty
core  

Three-dimensional simulation of a new cooling strategy for proton exchange membrane fuel cell stack using a non-isothermal multiphase model [PDF]

, 2019
In this study, a new cooling strategy for a proton exchange membrane (PEM) fuel cell stack is investigated using a three-dimensional (3D) multiphase non-isothermal model.
Jiao, K, Wang, Y, Yuan, H, Zhang, G
core  

System integration and intelligent management of hydrogen fuel cells based on digital twin technology

工程科学学报
With the massive use of traditional fossil fuels, environmental problems such as the greenhouse effect are becoming increasingly prominent. One way to address this issue is to use green alternative energy.
Jichao HONG, Shikun MA, Fengwei LIANG, Jingsong YANG, Huaqin ZHANG   +4 more
doaj   +1 more source

Crossing the Valley of Death: From Fundamental to Applied Research in Electrolysis

JACS Au, 2021
Daniel Siegmund, Sebastian Metz, Volker Peinecke, Terence E. Warner, Carsten Cremers, Anna Grevé, Tom Smolinka, Doris Segets, Ulf-Peter Apfel   +8 more
doaj   +1 more source

Fuel cell technology for lunar surface operations [PDF]

Hydrogen-oxygen fuel cells have been shown, in several NASA and contractor studies, to be an enabling technology for providing electrical power for lunar bases, outposts, and vehicles.
Deronck, Henry J.
core   +1 more source

Possibilities of Using Hydrogen in Aviation [PDF]

, 2013
Práce je zaměřena na možnosti využití vodíku v letectví. Seznamuje s existujícími typy palivových článků a možnostmi skladování vodíku. Hlavní část práce se věnuje koncepčnímu návrhu malého UAV s vodíkovým palivovým článkem, který má ukázat možnost ...
Jurečka, Radek
core  

Unitized regenerative polymeric fuel cell modeling [PDF]

, 2010
The research's objective is to have a single machine to function as fuel cell and electrolyser based and needs, that is to say, unitized regenerative fuel cell (when fed to the machine with electric power and water flows will be obtained and H2 and O2 ...
Clemente Jul, María del Carmen, Funez Guerra, C., Montes Ponce de León, M.   +2 more
core   +1 more source

EU Policies and Cluster Development of Hydrogen Communities [PDF]

This study takes on the issue of political and socio-economic conditions for the hydrogen economy as part of a future low carbon society in Europe. It is subdivided into two parts.
Bader, Nikolas, Bleischwitz, Raimund, Dannemand, Per, Nygaard, Anne   +3 more
core   +1 more source

A Comparative Analysis of Hydrogen Fuel Cells and Internal Combustion Engines Used for Service Operation Vessels Propulsion

Energies
In response to the IMO’s decarbonisation strategy, hydrogen—especially green hydrogen—becomes a promising alternative fuel in shipping. This article provides a comparative analysis of two hydrogen propulsion technologies suitable for a service vessel ...
Monika Bortnowska, Arkadiusz Zmuda
doaj   +1 more source