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Abstract
Nowadays, the reforming of natural gas is the most common of hydrogen or syngas generation process. Each reforming process leads to the achievement of specific goals and benefits related to investment costs. The disadvantage of the reforming process is the need to preclean it mostly from the sulfur and nitrogen compounds. The solution to this problem may be liquefied natural gas (LNG). Liquefied natural gas has recently been seen as an energy source and may be a promising replacement for natural gas. The constant development of the pipeline network, safe transport and a lot of advantages of LNG were contributed to the research development related to the usage of LNG in energy generation technologies. The presented review is a literature discussion on the processing of methane used to produce hydrogen with particular emphasis on the processes of oxy-steam reforming of natural or liquefied natural gas (OSR-LNG). In addition, a key consideration in this article includes Ni catalyst systems used in the oxy-steam reforming of methane or LNG reactions. An analysis of the OSR process conditions, the type of catalyst and the OSR of the methane reaction mechanism may contribute to the development of a modern, cheap catalyst system, which is characterized by high activity and stability in the oxy-steam reforming of natural gas or LNG (OSR-LNG).
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Effect of Ag-Addition on the Catalytic and Physicochemical Properties of Ni/ZrO2 Catalyst in Oxy-Steam Reforming of CH4 and LNG Processes. Catalysts 2020. [DOI: 10.3390/catal10080855] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022] Open
Abstract
This work presents, for the first time, the catalytic studies of bimetallic Ag-Ni catalysts in the oxy-steam reforming (OSR) of liquefied natural gas (LNG) to hydrogen generation. The physicochemical properties of monometallic Ni and bimetallic catalysts were investigated using various techniques, such as: BET, TPR-H2, TPD-NH3, XRD, TG and SEM-EDS. The catalytic studies showed that the promotion of 20% Ni/ZrO2 catalyst by silver (by 1 or 2 wt.%) improves the efficiency of the produced hydrogen in the oxy-steam reforming of LNG at high temperature. The promotional effect of silver on the reducibility of a Ni/ZrO2 catalyst has been proven. The interactions between Ag and Ni have been proven, and explain the catalytic activity of the catalysts in the investigated processes. TG-DTA-MS results obtained for the spent catalysts proved that the small addition of silver to monometallic nickel catalyst reduces the amount of the carbon deposit formed on the catalyst surface during the oxy-steam reforming of LNG process. Obtained results in this work confirmed that liquid natural gas processing may become an alternative to fossil fuels and confirmed the validity of the hydrogen production via oxy-steam reforming of LNG.
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Shelepova E, Vedyagin A, Sadykov V, Mezentseva N, Fedorova Y, Smorygo O, Klenov O, Mishakov I. Theoretical and experimental study of methane partial oxidation to syngas in catalytic membrane reactor with asymmetric oxygen-permeable membrane. Catal Today 2016. [DOI: 10.1016/j.cattod.2016.01.005] [Citation(s) in RCA: 21] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
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Xu P, Zhou Z, Zhao C, Cheng Z. Ni/CaO-Al2O3bifunctional catalysts for sorption-enhanced steam methane reforming. AIChE J 2014. [DOI: 10.1002/aic.14543] [Citation(s) in RCA: 35] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Pan Xu
- State Key Laboratory of Chemical Engineering; East China University of Science and Technology; Shanghai 200237 China
| | - Zhiming Zhou
- State Key Laboratory of Chemical Engineering; East China University of Science and Technology; Shanghai 200237 China
| | - Changjun Zhao
- State Key Laboratory of Chemical Engineering; East China University of Science and Technology; Shanghai 200237 China
| | - Zhenmin Cheng
- State Key Laboratory of Chemical Engineering; East China University of Science and Technology; Shanghai 200237 China
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Amjad UES, Vita A, Galletti C, Pino L, Specchia S. Comparative Study on Steam and Oxidative Steam Reforming of Methane with Noble Metal Catalysts. Ind Eng Chem Res 2013. [DOI: 10.1021/ie400679h] [Citation(s) in RCA: 58] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Um-E-Salma Amjad
- Politecnico di Torino, Department of Applied Science and Technology,
Corso Duca degli Abruzzi 24, 10129 Torino, Italy
| | - Antonio Vita
- CNR-ITAE “Nicola Giordano”, Via Salita S. Lucia sopra Contesse
5, 98126 Messina, Italy
| | - Camilla Galletti
- Politecnico di Torino, Department of Applied Science and Technology,
Corso Duca degli Abruzzi 24, 10129 Torino, Italy
| | - Lidia Pino
- CNR-ITAE “Nicola Giordano”, Via Salita S. Lucia sopra Contesse
5, 98126 Messina, Italy
| | - Stefania Specchia
- Politecnico di Torino, Department of Applied Science and Technology,
Corso Duca degli Abruzzi 24, 10129 Torino, Italy
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Li L, Lu P, Yao Y, Ji W. Silica-encapsulated bimetallic Co–Ni nanoparticles as novel catalysts for partial oxidation of methane to syngas. CATAL COMMUN 2012. [DOI: 10.1016/j.catcom.2012.05.005] [Citation(s) in RCA: 49] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022] Open
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Specchia S. Hydrocarbons valorisation to cleaner fuels: H2-rich gas production via fuel processors. Catal Today 2011. [DOI: 10.1016/j.cattod.2011.01.018] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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