Results 71 to 80 of about 37,522 (203)

Computer model for refinery operations with emphasis on jet fuel production. Volume 3: Detailed systems and programming documentation [PDF]

open access: yes
The FORTRAN computing program predicts flow streams and material, energy, and economic balances of a typical petroleum refinery, with particular emphasis on production of aviation turbine fuels of varying end point and hydrogen content specifications ...
Dunbar, D. N., Tunnah, B. G.
core   +1 more source

Development of an Optimized Induction Melting System for Fabricating Paraffin Fuel Grains for Hybrid Rocket Propulsion

open access: yesJournal of Aerospace Technology and Management
This work reports the development of an induction melting system for producing paraffin-based fuel units for hybrid rockets. The system is based in oscillating low-frequency magnetic field to generate heat within the material, enabling a precise ...
José Refugio Martínez   +8 more
doaj  

High freezing point fuels used for aviation turbine engines [PDF]

open access: yes
Broadened-specification aviation fuels could be produced from a greater fraction of crude source material with improvements in fuel supply and price. These fuels, particularly those with increased final boiling temperatures, would have higher freezing ...
Friedman, R.
core   +1 more source

Increasing thermal mass in lightweight dwellings using phase change materials – a literature review [PDF]

open access: yes, 2009
The number of houses of lightweight timber or steel frame construction being built over recent years has increased significantly. These buildings have low thermal mass and may be subject to large temperature fluctuations and particular overheating during
Fraser, Minnie
core  

FEASIBILITY STUDY OF PARAFFIN-BASED FUELS FOR HYBRID ROCKET ENGINE APPLICATIONS

open access: yesInternational Journal of Energetic Materials and Chemical Propulsion, 2014
This paper describes a combined analysis performed in pure waxes and paraffin-based mixtures that can be used as solid fuels in hybrid rocket engines. Density easurements of pure waxes were performed using a dilatometer. An experimental facility was set up and, after preliminary measurements and calibration, a repeatable procedure was implemented.
Kobald, Mario   +5 more
openaire   +1 more source

The Lubricity of Ternary Fuel Mixture Blends as a Way to Assess Diesel Engine Durability

open access: yesEnergies, 2017
The study deals with the lubrication characteristics of ternary fuel mixture blends to assess diesel engine durability by using better performing fuels, namely Mandarin Crambe and Paraffin (ManCr_Pa) and Avocado Bush nut and Paraffin (AvBn_Pa ...
Abul Kalam Azad   +3 more
doaj   +1 more source

Improving Carbon and Process Utilization for Biomass-to-Liquid Fuel Operations [PDF]

open access: yes, 2013
With the increasing world demand for transportation fuels, declining petroleum reserves and quest for energy security, there is a renewed interest in Fischer-Tropsch (FT) technology as a viable alternative for the production of liquid
James, O. O.
core   +1 more source

Two-stage combustion for reducing pollutant emissions from gas turbine combustors [PDF]

open access: yes
Combustion and emission results are presented for a premix combustor fueled with admixtures of JP5 with neat H2 and of JP5 with simulated partial-oxidation product gas.
Clayton, R. M., Lewis, D. H.
core   +1 more source

Performance evaluation of nano-enhanced phase change materials for thermal energy storage: An experimental study

open access: yesCase Studies in Thermal Engineering
In rapidly developing economies, the increasing energy demand and fossil fuel consumption have made the need for renewable energy sources and efficient thermal energy storage (TES) solutions more urgent than ever.
Mehmet Onur Karaağaç
doaj   +1 more source

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