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Nanostructure and reactivity of soot from biofuel 2,5-dimethylfuran pyrolysis with CO

Lijie ZHANG, Kaixuan YANG, Rui ZHAO, Mingfei CHEN, Yaoyao YING, Dong LIU

Frontiers in Energy 2022, Volume 16, Issue 2,   Pages 292-306 doi: 10.1007/s11708-020-0658-3

Abstract: This paper investigated the nanostructure and oxidation reactivity of soot generated from biofuel 2,5-dimethylfurandimethylfuran pyrolysis with different CO additions and different temperatures in a quartz tube flow

Keywords： 2     5-dimethylfuran pyrolysis     soot     CO2 addition     nanostructure     reactivity    

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Effect of 2,5-dimethylfuran addition on ignition delay times of n-heptane at high temperatures

Zhenhua GAO, Erjiang HU, Zhaohua XU, Geyuan YIN, Zuohua HUANG

Frontiers in Energy 2019, Volume 13, Issue 3,   Pages 464-473 doi: 10.1007/s11708-019-0609-z

Abstract: The shock tube autoignition of 2,5-dimethylfuran (DMF)/n-heptane blends (DMF0-100%, by mole fraction)

Keywords： ignition delay time     shock tube     kinetic model     2     5-dimethylfuran (DMF)     n-heptane    

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Fast and catalytic pyrolysis of xylan: Effects of temperature and M/HZSM-5 (M= Fe, Zn) catalysts on pyrolytic

Xifeng ZHU, Qiang LU, Wenzhi LI, Dong ZHANG,

Frontiers in Energy 2010, Volume 4, Issue 3,   Pages 424-429 doi: 10.1007/s11708-010-0015-z

Abstract: Pyrolysis-gas chromatography/mass spectrometry (Py-GC/MS) was employed to achieve fast pyrolysis of xylanand on-line analysis of pyrolysis vapors.and M/HZSM-5 (M= Fe, Zn) zeolites on pyrolysis vapors.Catalytic cracking of pyrolysis vapors with HZSM-5 and M/HZSM-5 (M= Fe, Zn) catalysts significantly alteredM/HZSM-5 catalysts were more effective than HZSM-5 in reducing the oxygen-containing compounds, and therefore

Keywords： xylan     fast pyrolysis     catalytic pyrolysis     Py-GC/MS     HZSM-5    

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Catalytic fast pyrolysis of Kraft lignin with HZSM-5 zeolite for producing aromatic hydrocarbons

Xiangyu LI, Lu SU, Yujue WANG, Yanqing YU, Chengwen WANG, Xiaoliang LI, Zhihua WANG

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 3,   Pages 295-303 doi: 10.1007/s11783-012-0410-2

Abstract: Catalytic fast pyrolysis (CFP) of Kraft lignins with HZSM-5 zeolite for producing aromatics was investigatedusing analytical pyrolysis methods.Two Kraft lignins were fast pyrolyzed in the absence and presence of HZSM-5 in a Curie-point pyrolyzerHowever, the presence of HZSM-5 changed the product distribution dramatically.but then decreased with yet further increase of pyrolysis temperature.

Keywords： lignin     catalytic fast pyrolysis     HZSM-5     zeolite     aromatic hydrocarbon    

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Thermodynamic analysis of reaction pathways and equilibrium yields for catalytic pyrolysis of naphtha

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 12,   Pages 1700-1712 doi: 10.1007/s11705-022-2207-6

Abstract: length and hydrocarbon type significantly affect the production of light olefins during the catalytic pyrolysisand operation parameters optimization, the reaction pathways and equilibrium yields for the catalytic pyrolysisof C5–8 n/iso/cyclo-paraffins were analyzed thermodynamically.development of superior catalysts and the selection of proper operation parameters for the catalytic pyrolysisof C5–8 n/iso/cyclo-paraffins from a thermodynamic point of view.

Keywords： naphtha     catalytic pyrolysis     reaction pathway     equilibrium yield    

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Self-catalytic pyrolysis thermodynamics of waste printed circuit boards with co-existing metals

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 11, doi: 10.1007/s11783-022-1581-0

Abstract: >

● The co-existing metals in WPCBs has positive catalytic influence in pyrolysis

Keywords： Waste printed circuit board     Catalyst     Pyrolysis     Kinetics    

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Co-pyrolysis of sludge and kaolin/zeolite in a rotary kiln: Analysis of stabilizing heavy metals

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 7, doi: 10.1007/s11783-021-1488-1

Abstract:

• Adding kaolin/zeolite promotes the formation of stable heavy metals.

Keywords： Co-pyrolysis     Sewage sludge     Heavy metals     Rotary kiln     Immobilization mechanism    

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Theoretical study on the mechanism of sulfur migration to gas in the pyrolysis of benzothiophene

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 3,   Pages 334-346 doi: 10.1007/s11705-022-2209-4

Abstract: The release and control of sulfur species in the pyrolysis of fossil fuels and solid wastes have attractedthe mechanism of sulfur migration during the release of sulfur-containing radicals in benzothiophene pyrolysisstrong competitiveness of S and SH radicals results in abundant H2S during benzothiophene pyrolysisstudy lays a foundation for elucidating sulfur migration mechanisms and furthering the development of pyrolysis

Keywords： benzothiophene     sulfur migration     pyrolysis     density functional theory    

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Effect of / molecular structures on pyrolysis performance and heat sink of decalin isomers

Frontiers of Chemical Science and Engineering 2023, Volume 18, Issue 1, doi: 10.1007/s11705-023-2375-z

Abstract: However, decalin contains two isomers with a tunable composition, and their effects on the pyrolysisHerein, we investigated the pyrolysis of decalin isomers, i.e., cis-decalin, trans-decalinThe pyrolysis results confirmed that conversion of the tested fuels (600–725 °C, 4 MPa) decreased inDetailed analyses of the pyrolysis products were used to compare the product distributions from cisThis work demonstrates the relationship between the cis/trans structures and the pyrolysis

Keywords： endothermic fuel     decalin     pyrolysis     heat sink     molecular structure    

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Mechanism insight into the formation of HS from thiophene pyrolysis: A theoretical study

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 6, doi: 10.1007/s11783-021-1404-8

Abstract: ListItem>

• Possible formation pathways of H2S were revealed in thiophene pyrolysis

Keywords： Density functional theory     Waste rubber     Thiophene     H2S     Pyrolysis    

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Co-pyrolysis of oil sludge with hydrogen-rich plastics in a vertical stirring reactor: Kinetic analysis

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 10, doi: 10.1007/s11783-022-1570-3

Abstract:

● Collaborative treatment of plastics and OS was established to improve oil quality.

Keywords： Oily sludge     Pyrolysis     Polyethylene     H/Ceff ratio     Oil quality    

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Upgrading of derived pyrolysis vapors for the production of biofuels from corncobs

Liaoyuan Mao, Yanxin Li, Z. Conrad Zhang

Frontiers of Chemical Science and Engineering 2018, Volume 12, Issue 1,   Pages 50-58 doi: 10.1007/s11705-017-1685-4

Abstract: In the upgrading zone, zeolite coated ceramic honeycomb (ZCCH) catalysts consisting of ZSM-5 (Si/Al=25were fast pyrolyzed in the bubbling bed using fine sand particles as a heat carrier and the resulting pyrolysisEven a low usage of zeolite catalyst at WSHV of 180 h was effective in upgrading the pyrolysis oil and

Keywords： corncob     monolith     upgrading     pyrolysis    

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Mass and heat balance calculations and economic evaluation of an innovative biomass pyrolysis project

Quanyuan WEI, Yongshui QU, Tianwei TAN

Frontiers of Chemical Science and Engineering 2011, Volume 5, Issue 3,   Pages 355-361 doi: 10.1007/s11705-010-0567-9

Abstract: flammable gas, charcoal, wood vinegar, wood tar oil and noncombustible materials with thermo-chemical pyrolysisBased on the data from a straw pyrolysis demonstration project, the mass and heat balance of the biomasspyrolysis process were analyzed.These results showed that the straw pyrolysis project has little risk, and will produce remarkable economic

Keywords： mass balance     heat balance     biomass pyrolysis     economic benefit    

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Prediction of high-density polyethylene pyrolysis using kinetic parameters based on thermogravimetric

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 1, doi: 10.1007/s11783-023-1606-3

Abstract:

● Reducting the sampling frequency can enhance the modelling process.

Keywords： HDPE     Pyrolysis     Kinetics     Thermogravimetric     ANOVA     Artificial neural network    

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Hydro-pyrolysis of lignocellulosic biomass over alumina supported Platinum, Mo

Songbo He, Jeffrey Boom, Rolf van der Gaast, K. Seshan

Frontiers of Chemical Science and Engineering 2018, Volume 12, Issue 1,   Pages 155-161 doi: 10.1007/s11705-017-1655-x

Abstract: In-line hydro-treatment of bio-oil vapor from fast pyrolysis of lignocellulosic biomass (hydro-pyrolysiswere compared at 500 °C and atmospheric pressure which are same as the reaction conditions for fast pyrolysisResults indicated that under the pyrolysis conditions, the major components, such as acids and carbonyls, of the fast pyrolysis bio-oil can be completely and partially hydrogenated to form hydrocarbons, anhydrocarbon formation (ca. 60%), showing the feasibility of using the cheap non-noble catalysts for hydro-pyrolysis

Keywords： bio-oil     pyrolysis     hydro-deoxygenation (HDO)     non-noble metal catalysts     hydro-treatment    

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Title Author Date Type Operation

Nanostructure and reactivity of soot from biofuel 2,5-dimethylfuran pyrolysis with CO

Lijie ZHANG, Kaixuan YANG, Rui ZHAO, Mingfei CHEN, Yaoyao YING, Dong LIU

Journal Article

Effect of 2,5-dimethylfuran addition on ignition delay times of n-heptane at high temperatures

Zhenhua GAO, Erjiang HU, Zhaohua XU, Geyuan YIN, Zuohua HUANG

Journal Article

Fast and catalytic pyrolysis of xylan: Effects of temperature and M/HZSM-5 (M= Fe, Zn) catalysts on pyrolytic

Xifeng ZHU, Qiang LU, Wenzhi LI, Dong ZHANG,

Journal Article

Catalytic fast pyrolysis of Kraft lignin with HZSM-5 zeolite for producing aromatic hydrocarbons

Xiangyu LI, Lu SU, Yujue WANG, Yanqing YU, Chengwen WANG, Xiaoliang LI, Zhihua WANG

Journal Article

Thermodynamic analysis of reaction pathways and equilibrium yields for catalytic pyrolysis of naphtha

Journal Article

Self-catalytic pyrolysis thermodynamics of waste printed circuit boards with co-existing metals

Journal Article

Co-pyrolysis of sludge and kaolin/zeolite in a rotary kiln: Analysis of stabilizing heavy metals

Journal Article

Theoretical study on the mechanism of sulfur migration to gas in the pyrolysis of benzothiophene

Journal Article

Effect of / molecular structures on pyrolysis performance and heat sink of decalin isomers

Journal Article

Mechanism insight into the formation of HS from thiophene pyrolysis: A theoretical study

Journal Article

Co-pyrolysis of oil sludge with hydrogen-rich plastics in a vertical stirring reactor: Kinetic analysis

Journal Article

Upgrading of derived pyrolysis vapors for the production of biofuels from corncobs

Liaoyuan Mao, Yanxin Li, Z. Conrad Zhang

Journal Article

Mass and heat balance calculations and economic evaluation of an innovative biomass pyrolysis project

Quanyuan WEI, Yongshui QU, Tianwei TAN

Journal Article

Prediction of high-density polyethylene pyrolysis using kinetic parameters based on thermogravimetric

Journal Article

Hydro-pyrolysis of lignocellulosic biomass over alumina supported Platinum, Mo

Songbo He, Jeffrey Boom, Rolf van der Gaast, K. Seshan

Journal Article