Results 71 to 80 of about 102,272 (305)

Storage of Renewable Energy by Reduction of CO2 with Hydrogen

open access: yesCHIMIA, 2015
The main difference between the past energy economy during the industrialization period which was mainly based on mining of fossil fuels, e.g. coal, oil and methane and the future energy economy based on renewable energy is the requirement for ...
Andreas Züttel   +5 more
doaj   +1 more source

Emerging Materials and Future Strategies for Solid Oxide Electrochemical Cells

open access: yesAdvanced Energy Materials, EarlyView.
Solid oxide electrochemical cells operate under strongly coupled electrochemical and thermodynamic conditions, where performance is constrained by interactions among crystal structure, defect chemistry, and interfacial evolution. This review, based on a structure‐defect‐property‐durability framework, reveals the roles of lattice symmetry and defect ...
Qiuchun Lu   +4 more
wiley   +1 more source

Fuels characterization studies [PDF]

open access: yes, 1980
Current analytical techniques used in the characterization of broadened properties fuels are briefly described. Included are liquid chromatography, gas chromatography, and nuclear magnetic resonance spectroscopy.
Antoine, A. C.   +2 more
core   +1 more source

Deciphering Intricacies in Directional CO2 Conversion From Electrolysis to CO2 Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review will delve into the inherent connections and distinctions of CO2‐directed conversion in ECO2RR and CO2 batteries, in terms of product types, catalyst selection, catalytic mechanisms, and electrochemical performances, while proposing a benchmarking framework for the evaluation of CO2 batteries and innovative CO2 battery configurations for ...
Changfan Xu   +5 more
wiley   +1 more source

High energy-density liquid rocket fuel performance [PDF]

open access: yes
A fuel performance database of liquid hydrocarbons and aluminum-hydrocarbon fuels was compiled using engine parametrics from the Space Transportation Engine Program as a baseline. Propellant performance parameters are introduced. General hydrocarbon fuel
Rapp, Douglas C.
core   +1 more source

From continuous to interruptible distillation: Flexible electric heating column architecture with fast start‐up

open access: yesAIChE Journal, EarlyView.
Abstract Electrification of distillation offers a promising route to reducing scope‐1 emissions from one of the chemical industry's most energy‐intensive unit operations. However, conventional adiabatic columns are dynamically inflexible: Long, energy‐intensive start‐ups make shutdown and restart impractical under variable electricity prices and ...
Samuel Mercer, Michael Baldea
wiley   +1 more source

Effect of the mixed combustion of hydrogen and bio diesel fuel on engine performance in the retrofitted diesel engine with hydrogen supply system

open access: yesNihon Kikai Gakkai ronbunshu
Diesel engines are internal combustion engines with low fuel consumption. However, CO2 emission such as a greenhouse gas is unavoidable because diesel engines use the hydrocarbon fuels derived from fossil fuels such as diesel fuel and heavy oil ...
Eiji KOJIMA, Takuya YAMAGUCHI
doaj   +1 more source

An Empirical Correlation to Predict the Ignition Delay Time for Some Hydrocarbon Fuels [PDF]

open access: yesIranian Journal of Chemical Engineering, 2016
Examination of the available ignition delay time data and correlations in the case of methane, butane, heptane, decane, kerosene, Jet-A and ethylene fuels, allowed the derivation and recommendation of standard equations for this property.
F. S. Shariatmadar   +2 more
doaj  

Infrared spectroscopy for the determination of hydrocarbon types in jet fuels [PDF]

open access: yes
The concentration of hydrocarbon types in conventional jet fuels and synfuels can be measured using a computerized infrared spectrophotometer. The computerized spectrophotometer is calibrated using a fuel of known aromatic and olefinic content.
Buchar, C. S.
core   +1 more source

Regenerative Cu/La zeolite supported desulfurizing sorbents [PDF]

open access: yes, 1991
Efficient, regenerable sorbents for removal of H2S from fluid hydrocarbons such as diesel fuel at moderate condition comprise a porous, high surface area aluminosilicate support, suitably a synthetic zeolite, and most preferably a zeolite having a free ...
Sharma, Pramod K., Voecks, Gerald E.
core   +1 more source

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