Raw natural gases are frequently saturated with water during production operations. It is crucial to remove water from natural gas using dehydration process in order to eliminate safety concerns as well as for economic reasons. Triethylene glycol (TEG) dehydration units are the most common type of natural gas dehydration. Making an assessment of a TEG system takes in first ascertaining the minimum TEG concentration needed to fulfill the water content and dew point specifications of the pipeline system. A flexible and reliable method in modeling such a process is of the essence from gas engineering view point and the current contribution is an attempt in this respect. Artificial neural networks (ANNs) trained with particle swarm optimization (PSO) and back-propagation algorithm (BP) were employed to estimate the equilibrium water dew point of a natural gas stream with a TEG solution at different TEG concentrations and temperatures. PSO and BP were used to optimize the weights and biases of networks. The models were made based upon literature database covering VLE data for TEG-water system for contactor temperatures between 10 degrees C and 80 degrees C and TEG concentrations ranging from 90.00 to 99.999 wt%. Results showed PSO-ANN accomplishes more reliable outputs compared with BP-ANN in terms of statistical criteria. (C) 2014 Elsevier Ltd. All rights reserved.
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Petr Univ Technol, Ahwaz Fac Petr Engn, Dept Petr Engn, Ahvaz, Iran
RIPI, Tehran, IranPetr Univ Technol, Ahwaz Fac Petr Engn, Dept Petr Engn, Ahvaz, Iran
Ahmadi, Mohammad Ali
Ebadi, Mohammad
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Islamic Azad Univ, Sci & Res Branch, Dept Petr Engn, Tehran, IranPetr Univ Technol, Ahwaz Fac Petr Engn, Dept Petr Engn, Ahvaz, Iran
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Petr Univ Technol, Ahwaz Fac Petr Engn, Dept Petr Engn, Kut Abdollah, Ahwaz, IranPetr Univ Technol, Ahwaz Fac Petr Engn, Dept Petr Engn, Kut Abdollah, Ahwaz, Iran
Ahmadi, Mohammad Ali
Ebadi, Mohammad
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Islamic Azad Univ, Sci & Res Branch, Dept Petr Engn, Tehran, IranPetr Univ Technol, Ahwaz Fac Petr Engn, Dept Petr Engn, Kut Abdollah, Ahwaz, Iran
Ebadi, Mohammad
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Shokrollahi, Amin
Majidi, Seyed Mohammad Javad
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Sharif Univ Technol, Dept Chem & Petr Engn, Tehran, IranPetr Univ Technol, Ahwaz Fac Petr Engn, Dept Petr Engn, Kut Abdollah, Ahwaz, Iran
机构:
Department of Petroleum Engineering, Ahwaz Faculty of Petroleum Engineering, Petroleum University of Technology, Ahwaz, Kut AbdollahDepartment of Petroleum Engineering, Ahwaz Faculty of Petroleum Engineering, Petroleum University of Technology, Ahwaz, Kut Abdollah
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Petr Univ Technol, Dept Petr Engn, Ahwaz Fac Petr Engn, Kut Abdollah, Ahwaz, IranPetr Univ Technol, Dept Petr Engn, Ahwaz Fac Petr Engn, Kut Abdollah, Ahwaz, Iran
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Petr Univ Technol, Dept Petr Engn, Ahwaz Fac Petr Engn, Kut Abdollah, Ahwaz, IranPetr Univ Technol, Dept Petr Engn, Ahwaz Fac Petr Engn, Kut Abdollah, Ahwaz, Iran
机构:
Petr Univ Technol, Ahwaz Fac Petr Engn, Dept Petr Engn, Ahvaz, Iran
RIPI, Tehran, IranPetr Univ Technol, Ahwaz Fac Petr Engn, Dept Petr Engn, Ahvaz, Iran
Ahmadi, Mohammad Ali
Ebadi, Mohammad
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Islamic Azad Univ, Sci & Res Branch, Dept Petr Engn, Tehran, IranPetr Univ Technol, Ahwaz Fac Petr Engn, Dept Petr Engn, Ahvaz, Iran
机构:
Petr Univ Technol, Ahwaz Fac Petr Engn, Dept Petr Engn, Kut Abdollah, Ahwaz, IranPetr Univ Technol, Ahwaz Fac Petr Engn, Dept Petr Engn, Kut Abdollah, Ahwaz, Iran
Ahmadi, Mohammad Ali
Ebadi, Mohammad
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机构:
Islamic Azad Univ, Sci & Res Branch, Dept Petr Engn, Tehran, IranPetr Univ Technol, Ahwaz Fac Petr Engn, Dept Petr Engn, Kut Abdollah, Ahwaz, Iran
Ebadi, Mohammad
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机构:
Shokrollahi, Amin
Majidi, Seyed Mohammad Javad
论文数: 0引用数: 0
h-index: 0
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Sharif Univ Technol, Dept Chem & Petr Engn, Tehran, IranPetr Univ Technol, Ahwaz Fac Petr Engn, Dept Petr Engn, Kut Abdollah, Ahwaz, Iran
机构:
Department of Petroleum Engineering, Ahwaz Faculty of Petroleum Engineering, Petroleum University of Technology, Ahwaz, Kut AbdollahDepartment of Petroleum Engineering, Ahwaz Faculty of Petroleum Engineering, Petroleum University of Technology, Ahwaz, Kut Abdollah
机构:
Petr Univ Technol, Dept Petr Engn, Ahwaz Fac Petr Engn, Kut Abdollah, Ahwaz, IranPetr Univ Technol, Dept Petr Engn, Ahwaz Fac Petr Engn, Kut Abdollah, Ahwaz, Iran
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Petr Univ Technol, Dept Petr Engn, Ahwaz Fac Petr Engn, Kut Abdollah, Ahwaz, IranPetr Univ Technol, Dept Petr Engn, Ahwaz Fac Petr Engn, Kut Abdollah, Ahwaz, Iran