Results 21 to 30 of about 2,159,714 (240)

Experimental study on premixed flame acceleration in closed pipe [PDF]

, 2013
An experimental study has been carried out to investigate the flame acceleration in closed pipe. A horizontal steel pipe, with 2 m long and 0.1 m diameter, giving length to diameter (L/D) ratio of 20 was used in this project.
M. Kasmani, R., Mat Kiah, M. H.
core   +1 more source

Study on the Combustion Process of Premixed Methane Flames with CO₂ Dilution at Elevated Pressures

Energies, 2019
The article presents the results of experimental and numerical investigation of turbulent premixed methane flames diluted by carbon dioxide (up to 30%) at atmospheric and elevated pressures (up to 0.5 MPa).
Rafał Ślefarski
doaj   +1 more source

Effect of cross airflow on the flame geometrical characteristics and flame radiation fraction of ethylene jet fires with carbon dioxide addition

Applications in Energy and Combustion Science, 2022
Achieving carbon peaking and carbon neutrality is crucial to accelerating the construction of ecological civilization and promoting high-quality national development.
Fei Tang, Zunxin Zhao, Qiang Wang, Adriana Palacios   +3 more
doaj   +1 more source

Study on Combustion Oscillation of Premixed Flame with Pilot Fuel at Elevated Pressures

Journal of Thermal Science and Technology, 2009
Acoustically-coupled combustion oscillation is studied for premixed flame with pilot fuel to be used in gas turbine combustors. Premixed gas is passed through swirl vanes and burnt with the centrally injected pilot fuel.
Masaya OHTSUKA, Shohei YOSHIDA, Yoshitaka HIRATA, Nariyoshi KOBAYASHI   +3 more
doaj   +1 more source

Influence of U-shaped structure on upward flame spread and heat transfer behaviors of PMMA used in building thermal engineering

Case Studies in Thermal Engineering, 2020
Both experimental and theoretical study on upward flame spread and heat transfer behaviors of PMMA (polymethyl methacrylate) under different U-shaped structure factors (Π) was conducted. The main results are as follows. The progress of pyrolysis front is
Weiguang An, Xiangwei Yin, Minglun Cai, Yanhua Tang, Qing Li, Xiangming Hu   +5 more
doaj   +1 more source

Relative assessment of single-tube and multi-tube inverse diffusion flame for thermal and emission c

Journal of Thermal Engineering
The thermal and emission characteristics of multi-tube inverse diffusion flame is investigated and compared with single-tube inverse diffusion flame. Liquefied petroleum gas is used as a fuel.
Mayur VADOLIYA, Rupesh SHAH, Nikhil BARAIYA   +2 more
doaj   +1 more source

A comparative study of gaseous fuel flame characteristics for different bluff body geometries

Case Studies in Thermal Engineering, 2022
Flame stabilization by a bluff-body is commonly used in many combustion applications to improve mixture characteristics, enhance flame stability and assist in combustion control.
I.A. Ibrahim, A.H. Shokry, M.M. Shabaan, H.M. Gad   +3 more
doaj   +1 more source

Experimental Study on Cryogenic Compressed Hydrogen Jet Flames

Fire
Cryogenic compressed hydrogen (CcH2) technology combines the advantages of high pressure and low temperature to achieve high hydrogen storage density without liquefying the hydrogen, which has broad application prospects.
Shishuai Nie, Peng Cai, Huan Liu, Yonghao Zhou, Yi Liu, Anfeng Yu   +5 more
doaj   +1 more source

Numerical Study on the Effects of Turbulence Scale on Spherically Propagating Hydrogen Flames within Multiple Flame Radii

International Journal of Automotive Engineering, 2019
Three-dimensional direct numerical simulations of spherically propagating premixed turbulent hydrogen flames were carried out to clarify the influence of turbulence scale on propagating hydrogen/air flame.
Hazim Shehab, Hiroaki Watanabe, Ryoichi Kurose, Toshiaki Kitagawa   +3 more
doaj   +1 more source

Experimental and numerical study of upward flame spread and heat transfer over expanded polystyrene at different altitudes

Case Studies in Thermal Engineering, 2021
Experimental and numerical study on upward, vertical flame spread was carried out on expanded polystyrene (EPS) at two different altitudes of 50 m and 3658 m to understand the effect that altitude has on flame spread of melted material.
Xinjie Huang, Gongjian Chen, Zhijie Zhou, Junjie Hu, Changlong Wang, Depeng Chen   +5 more
doaj   +1 more source