A shock tube study of jet fuel pyrolysis and ignition at elevated pressures and temperatures

10.1016/j.fuel.2018.04.028

2018-04-11

The development of compact HyChem hybrid models for jet fuels requires datasets of pyrolysis product yields to constrain the model and of kinetic targets to evaluate the model. To this end, we have measured selected species time-histories during fuel pyrolysi...

Study of the stability and homogeneity of water in oil emulsions of heavy oil

10.1016/j.fuel.2018.04.011

2018-04-10

Water-in-oil (W/O) emulsions are present in applications from well drilling to refining and cause diverse problems. The present paper details the results of a study of the stability and homogeneity of W/O emulsions of a heavy oil using the optical microscopy ...

An experimental study on the effect of igneous intrusions on chemical structure and combustion characteristics of coal in Daxing Mine, China

10.1016/j.fuel.2018.04.027

2018-04-10

To investigate the effect of igneous intrusions on the structure and combustion characteristics of coal, the normal bituminous coal and thermally altered coal were collected from Daxing Mine in China. The chemical structural features of coal were characterize...

Experimental analysis of the intensity and evolution of coal and gas outbursts

10.1016/j.fuel.2018.03.165

2018-04-10

Coal and gas outburst (hereinafter referred to as “outburst”) is a complicated dynamic disaster formed in the temporal and spatial evolution process. To further improve our understanding of outburst mechanism and help more effective outburst prevention and co...

SO42−/ZrO2 as catalyst for upgrading of pyrolysis oil by esterification

10.1016/j.fuel.2018.04.006

2018-04-09

Pyrolysis oil of rubber seed oil (RSO) was upgraded by methyl esterificationusingSO42−/ZrO2 solid acid as catalyst. The activity and reusability of SO42−/ZrO2 solid acid were investigated and the experiment indicated that the esterification rate could reach 9...

Upgrading greenhouse gases (methane and carbon dioxide) into syngas using nickel-based catalysts

10.1016/j.fuel.2018.04.017

2018-04-09

In this work, Mg-doped Al2O3 supports were used for the preparation of Ni catalysts, which were then tested in dry reforming of methane reaction (DRM) for syngas production. The influence of MgO content (0–70 wt%) on the basicity of the catalysts as well as o...

Experimental study on combustion and emissions of n-butanol/biodiesel under both blended fuel mode and dual fuel RCCI mode

10.1016/j.fuel.2018.03.151

2018-04-09

Oxygenated biofuels have become one of the research focuses of engines due to their renewability and improvement in combustion. There has been some studies concentrating on the dual fuel RCCI mode or blended combustion mode using biofuels in engines and valua...

Hydroquinone clathrate based gas separation (HCBGS): Application to the CO2/CH4 gas mixture

10.1016/j.fuel.2018.03.170

2018-04-07

Hydroquinone (HQ) clathrates have recently been identified as promising candidates for selective gas capture and storage processes. This study evaluates the effectiveness of HQ clathrates in the separation of CO2 from CO2/CH4 gas mixtures, through direct gas/...

Experimental investigation on the spray characteristics of a droplet under sinusoidal inertial force

10.1016/j.fuel.2018.04.008

2018-04-07

The fuel spray seriously affects the combustion efficiency and emission performance in the internal combustion engines. Due to the turbulent motion with strong transience and pulsation, it is significant to study the spray characteristics of a single droplet ...

Uniaxial compression of metallurgical coke samples with progressive loading

10.1016/j.fuel.2018.03.173

2018-04-07

Coke samples, produced from coals having a range of rank and vitrinite content, were subjected to uniaxial loading in a universal tester. Cokes were also imaged at high resolution using micro-CT. The aim was to understand the relationship between the internal...