Results 71 to 80 of about 66,903 (261)

Transition From Lattice Oxygen to Radical‐Mediated Oxidation in Ammonium‐Intercalated Birnessite Catalysts for Selective Valorization of Biomass to Produce Formic Acid

open access: yesAdvanced Functional Materials, EarlyView.
The catalytic valorization of biomass represents an essential approach for achieving sustainable chemical production, with formic acid (FA) being recognized as a valuable platform chemical for hydrogen storage and environmentally friendly synthetic applications.
Yiqi Geng   +6 more
wiley   +1 more source

Study of Effect of Diesel Fuel Energy Rate in Duel Fuel on Performance of Compression Ignition Engine

open access: yesAl-Khawarizmi Engineering Journal, 2012
The aim of this work is to study the effect of diesel fuel percentage on the combustion processes in compression ignition engine using dual – fuel (diesel and LPG). The brake thermal efficiency increased with the increase of diesel fuel rate at low loads,
Maan Janan Basheer
doaj  

CHOOSING THE HEAT LOAD OF AIR-COOLING APPARATUS UNITS AT THE INLET OF THE GTU IN DIFFERENT CLIMATIC CONDITIONS

open access: yesАвіаційно-космічна техніка та технологія, 2018
It is proposed the definition of the installed (rational) refrigeration capacity of a waste heat-recovery absorption-ejector chiller that utilizes the heat of the exhaust gases of a gas turbine unite to cool the air at the inlet.
Богдан Сергійович Портной
doaj   +1 more source

Dual‐Atom Dopants Activated Ruthenium Single‐Atom Alloy Boosting Hydrogen Evolution Electrocatalysis in Proton Exchange Membrane Water Electrolyzer

open access: yesAdvanced Functional Materials, EarlyView.
Ni1‐Bi1 dual‐atom dopants are achieved for activating Ru lattices without blocking noble atoms. This model exhibits an ultralow overpotential of 11.4 mV and superb stability at 10 mA cm−2 toward hydrogen evolution reaction, enabling a proton exchange membrane water electrolyzer that needs only 2.233 V to reach 3.0 A cm−2 and operates stably at 1.0 A cm−
Shuiping Luo   +17 more
wiley   +1 more source

Upcycling of Disposable Face Masks into Water‐Resistant and Flame Retardant Foams

open access: yesAdvanced Functional Materials, EarlyView.
Disposable mask waste is upcycled into lightweight polypropylene‐based foams with tunable porosity and composite architectures reinforced by ear‐loop fibers. The sustainable solvent‐based process enables upcycling rates of 91% and solvent recovery of >90%.
Jingjing Pan   +3 more
wiley   +1 more source

Comprehensive Efficiency Analysis of Ethanol–Gasoline Blends in Spark Ignition Engines

open access: yesEng
This paper investigates the effects of using 10% v/v (E10) and 30% v/v (E30) ethanol–gasoline blends on spark ignition (SI) engine fuel consumption, brake-specific fuel consumption, brake thermal efficiency, combustion parameters and exhaust gas ...
Ádám István Szabó   +3 more
doaj   +1 more source

Influence of the compression ratio on the performance and emission characteristics of a vcr diesel engine fuelled with alcohol blended fuels

open access: yesEuropean Mechanical Science, 2017
The present study is an experimental study that investigates the performance and emissioncharacteristics of a variable compression ratio (VCR) diesel engine when the engine is fuelledwith diesel, biodiesel, and small amount of alcohol blended fuels.
Şafak Yildizhan, Hasan Serin
doaj   +1 more source

Experimental Analysis to find the optimum Specific Fuel Consumption for Driver’s Intimation

open access: yesInternational Journal of Recent Technology and Engineering (IJRTE), 2019
The crude oil based fuel price is constantly increasing in India, So it is compulsory to utilize the fuel properly by the user. As most of the driver tends to press the gas pedal unnecessarily, the fuel used at that particular condition is excess than the requirement.
Elavarasan G, Kannan. M, Karthikeyan. D
openaire   +1 more source

Heteroatom‐Engineering Promoted Co9S8 Bi‐functional Electrocatalyst for Hydrazine‐Assisted Hydrogen Production at Industrial Current Density

open access: yesAdvanced Functional Materials, EarlyView.
Fe and P co‐doped Co9S8 nanocorals (Fe, P‐Co9S8) are successfully synthesized by a heteroatom engineering strategy, which exhibit outstanding bifunctional electrocatalytic performance for both the hydrogen evolution reaction (HER) and hydrazine oxidation reaction (HzOR).
Yuying Meng   +8 more
wiley   +1 more source

Analysis of fuel Consumption Of Truck Based On Specific Driving Condition

open access: yesDEStech Transactions on Engineering and Technology Research, 2016
Fuel consumptions are researched according to the characteristic parameters of driving cycle in the paper. First of all, the work condition characteristics are collected, such as road and transportation information of the sub market, and the driving mode of the sub market is established by using the dynamic analysis software CRUISE.
openaire   +2 more sources

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