Results 11 to 20 of about 29,687 (261)

Characteristics of biogas-oxygen micro counterflow diffusion flames

open access: yesNihon Kikai Gakkai ronbunshu, 2015
The characteristics of biogas-oxygen diffusion flames were experimentally investigated using small counterflow burners, where the apparent equivalence ratio was set to unity.
Satoshi KADOWAKI   +3 more
doaj   +1 more source

Numerical Study on the Effect of Wall Thickness on the Combustion Characteristics of Non-premixed Hydrogen Micro-jet Flame

open access: yesFrontiers in Energy Research, 2022
The effect of wall thickness on the combustion characteristics of nonpremixed hydrogen micro-jet flames was studied by two-dimensional numerical computation with a detailed reaction kinetics for the development of hydrogen micro-burner.
Xing Li   +6 more
doaj   +1 more source

Thermal Response Characteristics of Concrete-Filled Steel Tube Columns with Flame Encapsulation Thickness [PDF]

open access: yesE3S Web of Conferences
In order to elucidate the influence of flame encapsulation thickness on the thermal response characteristics of concrete-filled steel tube columns in a fire environment, a study was conducted focusing on the primary control mechanism of heat radiation ...
Yang Can, Zhang Zhaoqiang
doaj   +1 more source

A Mass-Based Definition of Flame Stretch for Flames with Finite Thickness

open access: yesCombustion Science and Technology, 1997
The flame stretch concept is extended for the case of 3D instationary flames with finite flame front thickness. It is shown that additional contributions to the stretch rate appear apart from the terms which are usually used in flame studies. These extra terms are associated with variations in the mass density along the flame iso-contours and with ...
Goey, de, L.P.H.   +1 more
openaire   +2 more sources

Pengaruh Variasi Lip Thickness pada Nozzle Terpancung terhadap Karakteristik Api Pembakaran Difusi Concentric Jet Flow

open access: yesRekayasa Mesin, 2016
Nozzle shape greatly influence turbulence between the fuel, air and formation of flow recirculation zone to produce a homogeneous mixing and get a near-perfect combustion.
Elka Faizal   +2 more
doaj   +1 more source

Reducing of Flammability for Polymeric Composite Material by Using Flame Retardants Coating [PDF]

open access: yesEngineering and Technology Journal, 2011
The low thermal resistance of polymeric materials to high temperatures consideredthe main limitation to used these materials in such applications required high thermalresistance ,so ,the present research aimed to study the possibility to increasing ...
Ali Ibrhim Al-Mosawi
doaj   +1 more source

The effect of flexible obstacles with different thicknesses on explosion propagation of premixed methane-air in a confined duct

open access: yesHeliyon, 2023
The effect of flexible obstacles with varying thicknesses on the explosion characteristics of combustible gas in a simulated confined duct (cross section 80 mm × 80 mm, length 3 m) was experimentally investigated, aiming to reduce the huge losses caused ...
Zheshi Wang   +3 more
doaj   +1 more source

Nanocellulose Xerogel as Template for Transparent, Thick, Flame-Retardant Polymer Nanocomposites [PDF]

open access: yesNanomaterials, 2021
Cellulose nanofibers (CNFs) have excellent properties, such as high strength, high specific surface areas (SSA), and low coefficients of thermal expansion (CTE), making them a promising candidate for bio-based reinforcing fillers of polymers. A challenge in the field of CNF-reinforced composite research is to produce strong and transparent CNF/polymer ...
Wataru Sakuma   +3 more
openaire   +3 more sources

Surface topologies and self interactions in reactive and nonreactive Richtmyer–Meshkov instability

open access: yesScientific Reports, 2023
The reactive Richtmyer–Meshkov instability (RMI) exhibits strong wrinkling of a reactive flame front after an interaction with a shock wave. High levels of deformation and wrinkling can cause the flame surface to intersect with itself, leading to the ...
Maximilian Bambauer   +4 more
doaj   +1 more source

Flame propagation characteristics of retardant superfine glass fiber wool in aircraft

open access: yes工程科学学报, 2020
Thermal and sound insulation material in aircraft can ensure that the crew and passengers are in a relatively comfortable environment. To analyze the flame propagation characteristics of thermal and sound insulation superfine glass fiber wool, the flame ...
Tian-qi LIU   +4 more
doaj   +1 more source

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