Analysis of the role of Cu for improving the reactivity of Cu-modified Fe2O3 oxygen carriers in the chemical looping gasification process with coal

Fuel ◽  
2021 ◽  
Vol 305 ◽  
pp. 121619
Author(s):  
Mei An ◽  
Nini Yuan ◽  
Qingjie Guo
Keyword(s):  
Chemical Looping ◽  
Oxygen Carriers ◽  
Gasification Process

Methane adsorption and dissociation on iron oxide oxygen carriers: the role of oxygen vacancies

2016 ◽  
Vol 18 (24) ◽  
pp. 16423-16435 ◽  
Author(s):  
Zhuo Cheng ◽  
Lang Qin ◽  
Mengqing Guo ◽  
Jonathan A. Fan ◽  
Dikai Xu ◽  
...  
Keyword(s):  
Iron Oxide ◽  
Methane Conversion ◽  
Oxygen Vacancies ◽  
Oxygen Carrier ◽  
Methane Adsorption ◽  
Chemical Looping ◽  
Oxygen Carriers ◽  
Reaction Systems ◽  
Adsorption And Dissociation

We investigated the interaction between methane and iron oxide oxygen carrier for chemical looping reaction systems and found the oxygen vacancies can facilitate methane conversion.

Reduction mechanism of iron titanium based oxygen carriers with H2for chemical looping applications – a combined experimental and theoretical study

RSC Advances ◽  
2016 ◽  
Vol 6 (108) ◽  
pp. 106340-106346 ◽  
Author(s):  
Yu-Cheng Liu ◽  
Santhanamoorthi Nachimuthu ◽  
Yu-Cheng Chuang ◽  
Young Ku ◽  
Jyh-Chiang Jiang
Keyword(s):  
Theoretical Study ◽  
Activation Energies ◽  
Chemical Looping ◽  
Titanium Oxides ◽  
Oxygen Carriers ◽  
Reduction Mechanism ◽  
Reduction Reactions ◽  
Theoretical Methods ◽  
Good Agreement

The role of iron titanium oxides in the reduction reactions for the CLP is investigated through experimental and theoretical methods. The experimentally predicated activation energies are in good agreement with theoretical values.

Enhanced Methane Conversion using Ni-doped Calcium Ferrite Oxygen Carriers in Chemical Looping Partial Oxidation Systems with CO2 Utilization

2021 ◽  
Author(s):  
Vedant Shah ◽  
Zhuo Cheng ◽  
Pinak Mohapatra ◽  
Liang-Shih Fan
Keyword(s):  
Partial Oxidation ◽  
Methane Conversion ◽  
Liquid Fuels ◽  
Calcium Ferrite ◽  
Chemical Looping ◽  
Oxygen Carriers ◽  
Co2 Utilization ◽  
High Quality ◽  
Novel Technology

Chemical looping partial oxidation (CLPO) is a novel technology for converting methane into high quality syngas that can be further converted into liquid fuels. In the present work, Ni-doped Ca2Fe2O5...

Reactivity of iron-based oxygen carriers with coal ash in pressurized chemical looping gasification

2021 ◽  
Vol 219 ◽  
pp. 106890
Author(s):  
Xintong Guo ◽  
Yankun Li ◽  
Qingjiao Zhu ◽  
Xiude Hu ◽  
Jingjing Ma ◽  
...  
Keyword(s):  
Coal Ash ◽  
Chemical Looping ◽  
Oxygen Carriers ◽  
Iron Based

scholarly journals Understanding of the oxygen uncoupling characteristics of Cu Fe composite oxygen carriers for chemical-looping gasification

2021 ◽  
Vol 218 ◽  
pp. 106844
Author(s):  
Kun Wang ◽  
Fuqing Wang ◽  
Qingbo Yu ◽  
Martin van Sint Annaland ◽  
Ziyu Wang ◽  
...  
Keyword(s):  
Chemical Looping ◽  
Oxygen Carriers

Hydrogen-rich syngas production from chemical looping gasification of lignite by using NiFe2O4 and CuFe2O4 as oxygen carriers

Fuel ◽  
2021 ◽  
Vol 303 ◽  
pp. 121269
Author(s):  
Kun Zhao ◽  
Xiaojie Fang ◽  
Zhen Huang ◽  
Guoqiang Wei ◽  
Anqing Zheng ◽  
...  
Keyword(s):  
Chemical Looping ◽  
Oxygen Carriers ◽  
Syngas Production
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