Catalytic gasification of a Powder River Basin coal
Abstract. Catalytic gasification of a Wyodak lowsulfur subbituminous coal from the Powder River Basin of Wyoming was investigated using an inexpensive catalyst, Na2CO3, widely available in ...
catalytic gasification of a powder river basin coal with co2andh2omixtures
(PDF) Catalytic gasification of a Powder River Basin coal with CO 2 and ...
The objective of this work was to study the catalytic gasification of a subbituminous coal from the Powder River Basin (PRB) using a CO 2 and H 2 O mixture as the gasifying agent. Sodium and iron, in the form of inexpensive compounds, were chosen to catalyze the coal gasification.
Catalytic CO2 gasification of a Powder River Basin coal
The catalytic mechanism is generally described as the added metal element contacting with gasifying agent (H 2 O and/or CO 2 ) produces hydrogen and/or carbon monoxide and a layer of...
CoGasification of Biomass and Coal: Overview ... ResearchGate
In this experimental and modeling investigation, Wyodak coal, a subbituminous coal from the Powder River Basin, was the coal employed and corn stover was the biomass. Torrefied corn stover was ...
Review on Catalytic Biomass Gasification for ... ACS Publications
Rapagnà et al. studied catalytic steam gasification of almond shells in a bubbling fluidizedbed gasifier by using 10 wt % of Fe/olivine catalyst synthesized via the impregnation method. (190) The experiments were performed at temperatures between 800 and 830 °C, and blank (olivine) was used for comparison of the effect of a catalyst on gas ...
Effects of Ca/Na compounds on coal gasification reactivity and char ...
Introduction. Nowadays, coal gasification technology is being widely developed to keep up with the soaring energy demand [1], [2]. Partial replacement of H 2 O by CO 2 to realize the gasification of coal with H 2 O/CO 2 mixtures (cogasification) is an important approach that can allow for green, lowcarbon, and sustainable development [3]. Moreover, low temperature gasification should also be ...
Catalytic Coal Gasification ScienceDirect
Popa et al. [13]. studied the catalytic steam gasification of a Powder River Basin coal using Na 2 CO 3, and the results demonstrated that the total amounts of H 2, CO, CO 2 and CH 4 generated during the entire gasification with 5 g of dry ashfree coal were,, and mol, respectively, while correspondingly, those with catalyst ...
Catalytic gasification of a Powder River Basin coal
DOI: / Corpus ID: ; Catalytic gasification of a Powder River Basin coal article{Popa2013CatalyticGO, title={Catalytic gasification of a Powder River Basin coal}, author={T. Popa and Maohong Fan and Morris D. Argyle and Rachid B. Slimane and David A. Bell and Brian Towler}, journal={Fuel}, year={2013}, volume={103}, pages={161170}, url={https://api ...
Competition and Inhibition Effects during Coal Char Gasification in the ...
The mechanisms of char gasification in the mixture of H2O and CO2 are not clear, and some problems are yet to be solved. The LangmuirHinshelwood (LH) model of char gasification in the mixture of H2O and CO2 and the inhibition effect between charH2O and charCO2 reactions are two controversial issues among these problems. This paper presented new data to elucidate these two issues ...
Kinetics and Mechanism of Steam Gasification of Char from ...
This kinetics arose from noncatalytic gasification. AAEM species remaining in the char had no catalytic activity. ... Catalytic gasification of a Powder River Basin coal with CO2 and H2O mixtures. Fuel Processing Technology 2017, 161, ... Analysis of Catalytic Gasification with Calcium in Coal Gasification Process by Extended Random Pore Model.
Processes | Free FullText | Catalytic Kinetics and Mechanisms of KCl ...
In this work, the influence of KCl concentration on the gasification characteristics of lignite coal char between °C is studied through the experiments of temperature programmed gasification and isothermal gasification using a thermogravimetric analyzer. The gasification kinetics, characteristic parameters, and the reaction mechanism of catalytic gasification is explored using the ...
![[PDF] Catalytic gasification of a Powder River Basin coal with CO2 and ...](/7e5l46j/345.jpg)
[PDF] Catalytic gasification of a Powder River Basin coal with CO2 and ...
The gasification experiments of coal chars with CO2 were carried out isothermally, with K, Ca, Ni, and Zn chloride catalysts, adopting a thermal gravimetric analyzer (TGA) from 800 to 1100 C. The. Expand 1 1 Excerpt CO2 gasification of Yangchangwan coal catalyzed by ironbased waste catalyst from indirect coalliquefaction plant
Analysis of Coal Gasification Reactivity, Kinetics, and Mechanism with ...
CO2 gasification of a subbituminous Wyodak coal from the Powder River Basin (PRB) was conducted in a fixedbed lab. gasifier at atm. pressure with FeCO3 as a catalyst precursor. The effect of iron on the coal pyrolysis was evaluated by thermogravimetric anal.
Catalytic gasification of a Powder River Basin coal with CO2 and H2O ...
CO capture and utilization caused more and more public attention because of its environmental impact. The objective of this work was to study the catalytic gasification of a subbituminous coal from the Powder River Basin (PRB) using a CO and HO mixture as the gasifying agent. Sodium and iron, in the form of inexpensive compounds, were chosen to catalyze the coal gasification. The experiments ...
(PDF) DFT study of the catalytic effect of Fe on the gasification of ...
In this study, DFT is used to search for possible CO2 gasification paths at the two char edges (armchair edge and zigzag edge) catalyzed by Fe. The optimal reaction path is determined by path ...
Catalytic gasification of a Powder River Basin coal with CO 2 and H 2 O ...
The objective of this work was to study the catalytic gasification of a subbituminous coal from the Powder River Basin (PRB) using a CO2 and H2O mixture as the gasifying agent. Sodium...
Bang XU | Lecturer | Doctor of Philosophy | Beijing University of ...
Highquality oil and gas from pyrolysis of Powder River Basin coal catalyzed by an environmentallyfriendly, inexpensive composite ironsodium catalysts Article Dec 2017
Kinetics and Mechanisms of Metal Chlorides Catalysis for Coal Char ...
The gasification experiments of coal chars with CO2 were carried out isothermally, with K, Ca, Ni, and Zn chloride catalysts, adopting a thermal gravimetric analyzer (TGA) from 800 to 1100 °C. The kinetic characteristic of the samples were described using the volumetric model (VM), the grain model (GM), and the random pore model (PRM). The morphology patterns of the samples were tested ...
H2 and COx generation from coal gasification catalyzed by a cost ...
Catalytic gasification of a Powder River Basin coal with CO2 and H2O mixtures Fan Zhang M. Fan +4 authors Yulong Zhang Chemistry 2017 17 PDF CO2 gasification of Yangchangwan coal catalyzed by ironbased waste catalyst from indirect coalliquefaction plant Xinsha Zhang Xudong Song +4 authors G. Yu Chemistry 2021 20
CO2 gasification of Powder River Basin coal catalyzed by a cost ...
The coalbased integrated gasification combined cycle (IGCC) offers the advantages of higher efficiency in separating CO 2 and other pollutants compared to conventional coalfired power plants. The CO 2 collected in the IGCC can be injected into oceans or deep underground geological formations [4].
Catalytic gasification of a Powder River Basin coal with CO
Due to the serious impact of accelerating global climate change, the United States and China signed the China Joint Announcement on Climate Change in 2014, which imposed significant restrictions on the coal industry.
Gasification of a South Australian lowrank coal with carbon dioxide ...
Semantic Scholar extracted view of "Gasification of a South Australian lowrank coal with carbon dioxide and steam: kinetics and reactivity studies" by D. Ye et al. ... Catalytic gasification of a Powder River Basin coal with CO2 and H2O mixtures. ... This work reports on a kinetic study on the gasification of Brazilian mineral coal with steam ...
Catalytic CO2 gasification of a Powder River Basin coal
CO 2 gasification of Wyodak lowsulfur subbituminous coal from the Powder River Basin (PRB) of Wyoming was conducted in a fixedbed laboratory gasifier at atmospheric pressure with Na 2 CO 3, an inexpensive catalyst widely available in sodium effect on the coal pyrolysis and the sodium forms existing during the char gasification were investigated using thermogravimetric analyses ...
Catalytic gasification of a Powder River Basin coal with CO
The objective of this work was to study the catalytic gasification of a subbituminous coal from the Powder River Basin (PRB) using a CO2 and H 2O mixture as the gasifying agent. Sodium and iron, in the form of inexpensive compounds, were chosen to catalyze the coal gasification.
CO2 char gasification: A systematic review from 2014 to 2020
Multiple sources of carbon can be used for CO 2 gasification. Coal from varying ranks has been used ... SubBituminous Powder River Basin coal: Pure Char: SCM: 700900: : 74: : TGA [137] Fe Pure Char ... (1X) + ∑ n k cn k nc and k cn are the rate constants for the noncatalytic and catalytic gasification, respectively. k cn ...
Experimental study of the catalytic effect of iron on lowrank coal ...
Catalytic gasification in the coal conversion process is a promising way to develop ... Wang, Y., Argyle, M. D. Fan, M. CO 2 gasification of powder river basin coal catalyzed by a costeffective ...
Gasification of coal char in H ScienceDirect
The YN coal samples were manually ground and sieved to particle sizes mm. The pyrolysis of coal samples and char gasification was carried out in a fixed bed reactor. The experimental setup is shown in Fig. 1. The quartz tube used in this work has an inner diameter of 5 cm and length of 22 cm, the
Catalytic coal gasification for methane production: A review
The suitable temperature for catalytic coal gasification to produce methane was K. ... CO 2 gasification of powder river basin coal catalyzed by a costeffective and environmentally friendly iron catalyst. Appl. Energy, 145 (2015), pp. 295305. View PDF View article View in Scopus Google Scholar
Char Gasification Kinetics in Mixtures of CO2 and H2O: The Role of ...
Gasification of biomass with CO 2 and H 2 O mixtures in a catalytic fluidised bed. Fuel 2017, 210, 605610. DOI: / Ying Wang, David A. Bell. Competition between H 2 O and CO 2 during the gasification of Powder River Basin coal. Fuel 2017, 187, 94102. DOI: /
Enhanced liquid tar production as fuels/chemicals from Powder River ...
The total yield of the liquid tars increased from wt% for noncatalytic stepwise degradation to wt% for CaO catalyzed stepwise degradation, with an increase of wt%. ... Characterization of the mechanism of gasification of a powder river basin coal with a composite catalyst for producing desired syngases and liquids. Appl Catal, A ...
Catalytic gasification of a Powder River Basin coal
The objective of this work was to study the catalytic gasification of a subbituminous coal from the Powder River Basin (PRB) using a CO 2 and H 2 O mixture as the gasifying agent. Sodium and iron, in the form of inexpensive compounds, were chosen to catalyze the coal gasification.
Catalytic CO2 gasification of a Powder River Basin coal
In the, Wyoming is well known for its abundance of coal, especially in the Powder River Basin region, which meets about 40% of coal demand. Thus people are highly interested in using Wyoming coal as a potential feedstock for producing liquid fuels.
Coal Char Gasification in the Mixture of H2O, CO2, H2 ... ResearchGate
The catalytic effect of AAEMs on CSC gasification was weakened due to waterleaching treatment. ... Reaction kinetics of Powder River Basin coal gasification were measured in a modified drop tube ...
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