نتایج جستجو برای: liquid fuels

تعداد نتایج: 235075  

2013
Hanif A. Choudhury Vijayanand S. Moholkar

Fischer–Tropsch process (F-T) is an efficient technology to synthesize liquid transportation fuel as well as other valuable chemicals. This process is associated with hydrogenation of carbon monoxide gas in presence of transition metal catalyst to valuable liquid transportation fuels and chemicals. F-T reaction is essentially a catalytic process, and most widely used catalysts are either iron o...

Hossein Faghihian Majid Vafadar Touraj Tavakoli

The objective of this research is to find an economically attractive alternative method for hydrodesulfurization of petroleum fractions and to select a suitable adsorbent for this process.Deep desulfurization of transportation fuels (gasoline, diesel, and jet fuels) is being mandated by governments and is also needed for future fuel cell applications. However, it is extremely difficult and ...

The increasing use of fuels derived from oil, deepens concern about the fact that non-fossil fuels have to be considered as the fuels of the future. Among the alternatives, hydrogen produced from the abundant sources of water, seems to be one of the best, but it suffers drawbacks with regard to combustion, storage and transportation. The other alternatives are ammonia, produced from unlimited s...

2010
Casey Allen Gaurav Mittal Chih-Jen Sung Elisa Toulson Tonghun Lee

The use of energetic nanoparticles offers a promising means of adjusting the reactivity of liquid fuels for enhanced combustion stability in next generation propulsion systems. This work outlines the development of a novel aerosol rapid compression machine (RCM) for studying the impact of energetic nanoparticles on reducing the ignition delay of liquid fuels, and a proof-of-concept demonstratio...

2014
Petar Sabev Varbanov Jiří Jaromír Klemeš Peng Yen Liew Jun Yow Yong Jürgen Ritzberger Peter Pucher Nikolaus Schwaiger Matthäus Siebenhofer

Second generation biofuels, especially fuels from lignocellulose biomass, which are manufactured from non-food feedstock play a key role to reduce greenhouse gas emissions and the dependency on fossil oil. The bioCRACK process represents a new biomass-to-liquid concept to generate advanced biofuel by liquid-phase pyrolysis. As liquid heat carrier vacuum gas oil (VGO), an intermediate heavy oil ...

2013
Swapnil A. Dharaskar Mahesh N. Varma Diwakar Z. Shende Chang Kyoo Yoo Kailas L. Wasewar

The possible application of imidazolium ionic liquids as energy-efficient green material for extractive deep desulfurization of liquid fuel has been investigated. 1-Butyl-3-methylimidazolium chloride [BMIM]Cl was synthesized by nucleophilic substitution reaction of n-methylimidazolium and 1-chlorobutane. Molecular structures of the ILs were confirmed by FTIR, (1)H-NMR, and (13)C-NMR. The therma...

Journal: :E3S web of conferences 2021

One of the ways to reduce consumption oil-based liquid fuels and air pollution is increase use so-called nontraditional or alternative energy carriers in road transport. The most promising from this point view are plant-based fuels.

2006
Pavle Andrić

One of the leading power companies in Denmark, Elsam Kraft A/S, has proposed a vision of the Danish energy sector (end of 2004), with a working title ’’From petrol to REtrol’’ (originally ‘‘From benzin to VEnzin’’, vedvarende = renewable, in Danish). The vision points to changes in the energy sector from being based on combined production of electricity and heat to one based on combined product...

2017
Jo Hermans

— Since most modes of transportation rely on liquid energy carriers like gasoline or diesel, the approaching end of the fossil fuel era poses a special challenge. One should bear in mind that nothing matches the energy density of liquid fuels. It is, therefore, important to consider the efficiency of various modes of transportation and explore alternative options for energy carriers. This inclu...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی - دانشکده مهندسی مکانیک 1380

در این پایان نامه پروفیل سه بعدی پره پمپ های سیستم تغذیه موشک که از نوع پمپهای گریز از مرکز با دور بالا می باشند طراحی شده است برای طراحی پروفیل پره، روش های دو بعدی (یک فوس دایره، دوقوس دایره و نقطه به نقطه) و سه بعدی (نقطه به نقطه و مثلثهای خطا) بررسی و با فرض معلوم بودن ابعاد هندسی چرخ (شعاع، وزاویه پره در ورود و خروج) طراحی انجام شده و در انتها نتایج تحلیلی ارائه گردیده است. همچنین پدیده لغ...

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