نتایج جستجو برای: cetane number improvers
تعداد نتایج: 1168585 فیلتر نتایج به سال:
Abstract This work investigates an innovative process to valorise agricultural digestate by the exploitation of solar energy. Digestate has been located in a lab-scale greenhouse evaporate liquid phase. vapours, rich ammonia, are sent Drechsler trap, filled with 38% w/w sulfuric acid solution, through three air fans. A concentration about 2 M ammonium sulphate solution was recovered. The remain...
Intervention is key to managing developmental dyslexia (DD), but not all children with DD benefit from treatment. Some children improve (improvers, IMP), whereas others do not improve (non-improvers, NIMP). Neurobiological differences between IMP and NIMP have been suggested, but studies comparing IMP and NIMP in childhood are missing. The present study examined whether ERP patterns change with...
Background—Functional mitral regurgitation (MR) is a common finding in heart failure patients with dilated cardiomyopathy and has important prognostic implications. However, the increased operative risk of these patients may result in low referral or high denial rate for mitral valve surgery. Cardiac resynchronization therapy (CRT) has been shown to have a favorable effect on MR. Aims of this s...
In this study, an unexplored oil from the wodyetia bifurcata fruit was used for biodiesel production. The transesterification process implemented to convert raw into methyl ester (WBME) and influence of variables on WBME yield examined with response surface method (RSM) assisted Box-Behnken optimization. results RSM show that a maximum 94.67% achieved reaction time identified as influencing var...
This study is based on optimizing the experimental conditions of biodiesel production by base-catalyzed transesterification using waste cooking oil (WCO). In this study, the key parameters varied were methanol (20, 25, 30, 35, and 40%), sodium hydroxide (0.4, 0.6, 0.8, 0.9 and 1.0g), reaction time (40, 60, 90, 100 and 120 minutes) and reaction temperature (50, 52, 55, 58, and 60 C). Maximum bio...
As an alternative fuel biodiesel can be played an important role to meet the future energy demand. Biodiesels have lot of good advantages over diesel which attract the users to use it as the substitute of diesel. It has huge biodegradability, less environmental impact, higher flash point and cetane number, higher lubricity and so on. However, for the widespread practical applicability of biodie...
A new strategy to formulate transportation fuels surrogates using model predictions of gas-phase combustion targets is explored. Given a selection of individual fuel components, a multi-component chemical mechanism describing their oxidation kinetics, and a database of experimental measurements for key combustion quantities such as ignition delay times and laminar burning velocities, the optima...
Energy shortage and environmental problems are two dominant subjects. The diesel engine is well-known for its high thermal efficiency but severe emission problems. For the urgent fossil fuel resources, substantial surrogate fuel, dimethyl carbonate (DMC) attracting attention oxygen content. Its application in engines has won increasing focus. However, it difficult to directly with DMC due low c...
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