Results 51 to 60 of about 40,802 (312)

Experimental Characterisation of Swirl Stabilized Annular Stratified Flames [PDF]

open access: yes, 2007
A burner for investigating lean stratified premixed flames propagating in intense isotropic turbulence has been developed. Lean pre-mixtures of methane at different equivalence ratios are divided between two concentric co-flows to obtain annular ...
Bonaldo, Alessio
core  

Flow and Temperature Characteristics of a 15° Backward-Inclined Jet Flame in Crossflow

open access: yesEnergies, 2018
The flow and flame characteristics of a 15° backward-inclined jet flame in crossflow were investigated in a wind tunnel. The flow structures, flame behaviors, and temperature fields were measured.
Ching Min Hsu   +2 more
doaj   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Premixed edge-flames under transverse enthalpy gradients

open access: yes, 2000
We describe flame propagation between two opposed reactive streams which may differ in their composition and temperature. A two-dimensional counterflow configuration and an irreversible Arrhenius reaction are adopted, along with the constant density ...
Daou, J.   +4 more
core   +1 more source

Further Development of Eddy Dissipation Model for Turbulent Non-Premixed Combustion Simulation

open access: yesEnergies, 2023
In view of the application limits of the modified eddy dissipation model (MEDM) in simulations of weakly turbulent flow, compressible flow, and internal flow, an improved eddy dissipation model (IEDM) is proposed.
Xingyou Li, Yongliang Chen, Peiyong Wang
doaj   +1 more source

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

Flow Characterisation of Flames in an Acoustically Excited Chamber [PDF]

open access: yes, 2012
Flame-acoustic wave interactions have been studied widely in the combustion community; however the whole physicochemical mechanism is still not clear.
Chen, Li-Wei
core  

Heat release rate surrogate for ammonia–hydrogen premixed flames under various conditions

open access: yesApplications in Energy and Combustion Science, 2023
Blending hydrogen has proven an efficient method to enhance the combustion stability of gaseous ammonia flames. Heat release rate (HRR), as an important parameter to indicate combustion process, is hard to be directly measured and highly dependent on the
Jiangkuan Xing   +2 more
doaj   +1 more source

A Dislocation Perspective on Strength and Toughness in Ceramics

open access: yesAdvanced Engineering Materials, EarlyView.
Dislocations in ceramics enjoy a long but yet under‐appreciated history. The three research waves for dislocations in ceramics highlight the topic evolution over the last 90 years. This review focuses on the impact of dislocation on strength and toughness in ceramics.
Xufei Fang
wiley   +1 more source

Soot Production and Thermal Radiation from Turbulent Jet Diffusion Flames [PDF]

open access: yes, 1996
The aim of this study is to advance the present capability for modelling soot production and thermal radiation from turbulent jet diffusion flames.
Brookes, S. J., Brookes, S.
core  

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