The Development of Ni Based Catalysts for Carbon Dioxide Reforming of Methane

The Development of Ni Based Catalysts for Carbon Dioxide Reforming of Methane PDF Author: Pengfei Cao
Publisher:
ISBN:
Category :
Languages : en
Pages :

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The Development of Ni Based Catalysts for Carbon Dioxide Reforming of Methane

The Development of Ni Based Catalysts for Carbon Dioxide Reforming of Methane PDF Author: Pengfei Cao
Publisher:
ISBN:
Category :
Languages : en
Pages :

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Research and Development of Nickel Based Catalysts for Carbon Dioxide Reforming of Methane

Research and Development of Nickel Based Catalysts for Carbon Dioxide Reforming of Methane PDF Author:
Publisher:
ISBN:
Category :
Languages : en
Pages :

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Catalysis by Ceria and Related Materials

Catalysis by Ceria and Related Materials PDF Author: Alessandro Trovarelli
Publisher: World Scientific
ISBN: 1848169647
Category : Science
Languages : en
Pages : 909

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Book Description
This book follows the 2002 edition of Catalysis by Ceria and Related Materials, which was the first book entirely devoted to ceria and its catalytic properties. In the ten years since the first edition a massive amount of work has been carried out in the field, and ceria has gained a prominent position in catalysis as one of the most valuable material for several applications. This second edition covers fundamental and applied aspects of the latest advances in ceria-based materials with a special focus on structural, redox and catalytic features. Special emphasis is given to nano-engineered and nano-shaped systems which are a key factor in the predictive and rational design of ceria with novel properties.In addition, the book presents recent advances in emerging and traditional large-scale applications of ceria in catalysis, such as the treatment of emissions from mobile sources (including diesel and gasoline engines). The primary readership includes catalysis and material science researchers from academy and industry and postdoctorate and graduate students in chemistry, chemical engineering and physics.

Reforming of Methane Over Ni-based Catalyst

Reforming of Methane Over Ni-based Catalyst PDF Author: Ye Wang
Publisher:
ISBN:
Category :
Languages : en
Pages : 0

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Dry reforming of methane represents an attractive way to the conversion of two greenhouse gases (CO2 and CH4) into valuable products. Transition metal Ni is universally considered as an alternative to noble metal for DRM, due to its high activity and low cost. However, Ni-based catalysts suffered deactivation resulted from sintering of the active phase and carbon deposition, thus its practical application is not actually possible. So, there is a need to develop a cost-effective catalyst, able to withstand high temperatures and able to resist deactivation.First, the Ni-Zr catalysts were prepared by the one step urea hydrolysis method and were evaluated on the dry reforming of methane. Secondly, different promoters (such as Y, Al, Mn, and Mg) with Ni-Zr were co-synthesized by the same method (urea hydrolysis). The relationship between performance and structure is analyzed by activity test and multiple characterizations, such as BET, XRD, H2-TPR, CO2-TPD, TEM, XPS and Raman. Among them, the Y-modified catalysts improved the resistance to carbon deposition by increasing the weak and medium-strength basic sites. Also, the presence of Al could enhance the catalytic performance due to larger pore volume and diameter after aluminum introduction. The addition of Mn led to the increase of the catalytic activity with time on stream because of a more stable structure of ZrO2 species and a redistribution of nickel species.Thus, the choices of different promoters result in diversification in the specific surface area, Ni0 crystallite size, and basicity, which may further affect the catalytic performance of prepared catalysts.

New and Future Developments in Catalysis

New and Future Developments in Catalysis PDF Author: Hui Wang
Publisher: Elsevier Inc. Chapters
ISBN: 0128082348
Category : Science
Languages : en
Pages : 44

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New and Future Developments in Catalysis

New and Future Developments in Catalysis PDF Author: Steven L Suib
Publisher: Newnes
ISBN: 0444538836
Category : Technology & Engineering
Languages : en
Pages : 659

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Book Description
New and Future Developments in Catalysis is a package of books that compile the latest ideas concerning alternate and renewable energy sources and the role that catalysis plays in converting new renewable feedstock into biofuels and biochemicals. Both homogeneous and heterogeneous catalysts and catalytic processes will be discussed in a unified and comprehensive approach. There will be extensive cross-referencing within all volumes.This volume presents a complete picture of all carbon dioxide (CO2) sources, outlines the environmental concerns regarding CO2, and critically reviews all current CO2 activation processes. Furthermore, the volume discusses all future developments and gives a critical economic analysis of the various processes. - Offers in-depth coverage of all catalytic topics of current interest and outlines future challenges and research areas - A clear and visual description of all parameters and conditions, enabling the reader to draw conclusions for a particular case - Outlines the catalytic processes applicable to energy generation and design of green processes

Fuel Cells: Technologies for Fuel Processing

Fuel Cells: Technologies for Fuel Processing PDF Author: Dushyant Shekhawat
Publisher: Elsevier
ISBN: 0444535640
Category : Technology & Engineering
Languages : en
Pages : 569

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Book Description
Fuel Cells: Technologies for Fuel Processing provides an overview of the most important aspects of fuel reforming to the generally interested reader, researcher, technologist, teacher, student, or engineer. The topics covered include all aspects of fuel reforming: fundamental chemistry, different modes of reforming, catalysts, catalyst deactivation, fuel desulfurization, reaction engineering, novel reforming concepts, thermodynamics, heat and mass transfer issues, system design, and recent research and development. While no attempt is made to describe the fuel cell itself, there is sufficient description of the fuel cell to show how it affects the fuel reformer. By focusing on the fundamentals, this book aims to be a source of information now and in the future. By avoiding time-sensitive information/analysis (e.g., economics) it serves as a single source of information for scientists and engineers in fuel processing technology. The material is presented in such a way that this book will serve as a reference for graduate level courses, fuel cell developers, and fuel cell researchers. - Chapters written by experts in each area - Extensive bibliography supporting each chapter - Detailed index - Up-to-date diagrams and full colour illustrations

Development of Ni-based Catalysts for Methane Dry Reforming Application

Development of Ni-based Catalysts for Methane Dry Reforming Application PDF Author: Abdulkader Albarazi
Publisher:
ISBN:
Category :
Languages : en
Pages : 169

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Plasma Catalysis

Plasma Catalysis PDF Author: Annemie Bogaerts
Publisher: MDPI
ISBN: 3038977500
Category : Technology & Engineering
Languages : en
Pages : 248

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Book Description
Plasma catalysis is gaining increasing interest for various gas conversion applications, such as CO2 conversion into value-added chemicals and fuels, N2 fixation for the synthesis of NH3 or NOx, methane conversion into higher hydrocarbons or oxygenates. It is also widely used for air pollution control (e.g., VOC remediation). Plasma catalysis allows thermodynamically difficult reactions to proceed at ambient pressure and temperature, due to activation of the gas molecules by energetic electrons created in the plasma. However, plasma is very reactive but not selective, and thus a catalyst is needed to improve the selectivity. In spite of the growing interest in plasma catalysis, the underlying mechanisms of the (possible) synergy between plasma and catalyst are not yet fully understood. Indeed, plasma catalysis is quite complicated, as the plasma will affect the catalyst and vice versa. Moreover, due to the reactive plasma environment, the most suitable catalysts will probably be different from thermal catalysts. More research is needed to better understand the plasma–catalyst interactions, in order to further improve the applications.

Dry Reforming of Methane on Promoted (LA, MG, and RH) NI Based Catalyst Supported on Commercial Silica

Dry Reforming of Methane on Promoted (LA, MG, and RH) NI Based Catalyst Supported on Commercial Silica PDF Author: Ali khansa
Publisher:
ISBN:
Category : Catalysis
Languages : en
Pages : 60

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