Formation Kinetics of Structure H Gas Hydrate
10. Formation Kinetics of Structure H Gas Hydrate

Mohsen Vafaii Sefti; Behnaz Parvizi; Farshad Varaminian

Volume 1, Issue 1 , Winter 2013, , Pages 1-8

http://dx.doi.org/10.22108/gpj.2013.20160

Abstract
  This paper investigates the kinetics of structure H (sH) formation kinetics above and below the structure I (sI) formation equilibrium curve at temperatures of between 2°C ...  Read More
Experimental Measurement and Kinetic Modeling of Ethane Gas Hydrate in the Presence of Sodium Dodecyl Sulfate Surfactant
11. Experimental Measurement and Kinetic Modeling of Ethane Gas Hydrate in the Presence of Sodium Dodecyl Sulfate Surfactant

Maryam Karamoddin; Farshad Varaminian; Maryam Daraee

Volume 1, Issue 2 , Spring 2013, , Pages 1-12

http://dx.doi.org/10.22108/gpj.2013.20164

Abstract
    Abstract: In this work, the kinetics of ethane hydrate formation has been studied experimentally and a kinetic model based on chemical affinity has been described for ...  Read More
Transparent Machine Learning Algorithm Offers Useful Prediction Method for Natural Gas Density
12. Transparent Machine Learning Algorithm Offers Useful Prediction Method for Natural Gas Density

David Wood; Abouzar Choubineh

Volume 6, Issue 2 , Autumn 2018, , Pages 1-14

http://dx.doi.org/10.22108/gpj.2018.112015.1035

Abstract
  Machine-learning algorithms aid predictions for complex systems with multiple influencing variables. However, many neural-network related algorithms behave as black boxes in terms of ...  Read More
Thermodynamic and Thermoeconomic Optimization of an Absorption Refrigeration System integrated with Refinery Crude Oil Furnace
13. Thermodynamic and Thermoeconomic Optimization of an Absorption Refrigeration System integrated with Refinery Crude Oil Furnace

Mehdi Tavakoli; Ehsan Shakib; Majid Amidpour; Mohammad Mustafa Ghafurian

Volume 7, Issue 1 , Winter 2019, , Pages 1-14

http://dx.doi.org/10.22108/gpj.2019.113570.1043

Abstract
  In the present study, exhaust gases from Tehran refinery crude oil furnace are used in a Heat Recovery Steam Generator (HRSG)for generating steam. Then, the steam is directed to a double ...  Read More
Exergetic, Exergoeconomic and Exergoenvironmental Multi-Objective Genetic Algorithm Optimization of Qeshm Power and Water Cogeneration Plant
14. Exergetic, Exergoeconomic and Exergoenvironmental Multi-Objective Genetic Algorithm Optimization of Qeshm Power and Water Cogeneration Plant

Hossein Vazini Modabber; Mohammad Hassan Khoshgoftar Manesh

Volume 7, Issue 2 , Autumn 2019, , Pages 1-28

http://dx.doi.org/10.22108/gpj.2019.119381.1066

Abstract
  In this study, optimization of Qeshm power and water desalting cogeneration plant has been investigated. The objective functions are related to maximizing exergetic efficiency and minimization ...  Read More
Application of Zeotype SAPO-34 Molecular Sieve as a Selective Adsorbent for Separation of Ethylene from Ethane
15. Application of Zeotype SAPO-34 Molecular Sieve as a Selective Adsorbent for Separation of Ethylene from Ethane

Shohreh Fatemi; Mojtaba Masoudi-Nejad

Volume 2, Issue 1 , Winter 2014, , Pages 1-7

http://dx.doi.org/10.22108/gpj.2014.20170

Abstract
  The process of ethylene production from ethane dehydrogenation is one of the interesting processes in the field of conversion the petroleum light gases to the valuable products. In ...  Read More
Selecting Optimal Acid Gas Enrichment Configuration For Khangiran Natural Gas Refinery
16. Selecting Optimal Acid Gas Enrichment Configuration For Khangiran Natural Gas Refinery

Ali Garmroodi Asil; Akbar Shahsavand

Volume 2, Issue 2 , Winter 2014, , Pages 1-21

http://dx.doi.org/10.22108/gpj.2014.20179

Abstract
    Performance and capacity of sulfur recovery unit (SRU) are greatly affected by the H2S:CO2 ratio of the acid gas stream. The acid gases in Iran contain around 35 mol% ...  Read More
Advanced Exergy Evaluation of an Integrated Separation Process with Optimized Refrigeration System
17. Advanced Exergy Evaluation of an Integrated Separation Process with Optimized Refrigeration System

Mohammad-Hossein Hamedi; Reza Shirmohammadi; Bahram Ghorbani; Soheil Sheikhi

Volume 3, Issue 1 , Winter 2015, , Pages 1-10

http://dx.doi.org/10.22108/gpj.2015.20181

Abstract
  Advanced exergy analysis is a tool to split the exergy destruction of the system to achieve a better perspective about the potentials of a system for improvements. In addition, the ...  Read More
Improvement of Overall Efficiency in the Gas Transmission Networks: Employing Energy Recovery Systems
18. Improvement of Overall Efficiency in the Gas Transmission Networks: Employing Energy Recovery Systems

Sahar Safarian; Maryam Mousavi

Volume 3, Issue 2 , Autumn 2015, , Pages 1-24

http://dx.doi.org/10.22108/gpj.2015.20403

Abstract
  This study mainly focuses on enhancing the overall efficiency of gas transmission networks. The authors developed a model with detailed characteristics of compressor and pressure reduction ...  Read More
Exergoeconomic Evaluation of an Integrated Nitrogen Rejection Unit with LNG and NGL Co-Production Processes Based on the MFC and Absorbtion Refrigeration Systems
19. Exergoeconomic Evaluation of an Integrated Nitrogen Rejection Unit with LNG and NGL Co-Production Processes Based on the MFC and Absorbtion Refrigeration Systems

Bahram Ghorbani; Mohammad-Hossein Hamedi; Majid Amidpour

Volume 4, Issue 1 , Winter 2016, , Pages 1-28

http://dx.doi.org/10.22108/gpj.2016.20410

Abstract
  Natural gas is often associated with nitrogen and heavy compounds. The Heavy components in the natural gas not only can feed downstream units, owing to the low temperature process may ...  Read More
Superstructure of Cogeneration of Power, Heating, Cooling and Liquid Fuels Using Gasification of Feedstock with Primary Material of Coal for Employing in LNG Process
20. Superstructure of Cogeneration of Power, Heating, Cooling and Liquid Fuels Using Gasification of Feedstock with Primary Material of Coal for Employing in LNG Process

Malek Shariati Niasar; Majid Amidpour; Bahram Ghorbani; Mohammad-Javad Rahimi; Mehdi Mehrpooya; Mohammad-Hossein Hamedi

Volume 5, Issue 1 , Winter 2017, , Pages 1-23

http://dx.doi.org/10.22108/gpj.2017.100034.1000

Abstract
  Using absorption refrigeration cycles instead of vapor compression refrigeration cycles can drastically decrease energy consumption. In these systems, high level of energy consumption ...  Read More
Separation of Carbon Dioxide from Natural Gas by Matrimid-Based Mixed Matrix Membranes
21. Separation of Carbon Dioxide from Natural Gas by Matrimid-Based Mixed Matrix Membranes

Akbar Samadi; Amir Hosein Navarchian

Volume 4, Issue 2 , Summer 2016, , Pages 1-18

http://dx.doi.org/10.22108/gpj.2017.102840.1009

Abstract
  Spherical MgO nanoparticles and Flake-like clay minerals modified with polyaniline (PAni) are applied in Matrimid in order to fabricate mixed matrix membranes (MMMs) having improved ...  Read More
Introduction of a Novel Two-Dimensional Equation of State to Predict Gas Equilibrium Adsorption in Highly-Nonideal Systems
22. Introduction of a Novel Two-Dimensional Equation of State to Predict Gas Equilibrium Adsorption in Highly-Nonideal Systems

Abdolazim Rahimi; Mohamad Reza Talaie

Volume 5, Issue 2 , Autumn 2017, , Pages 1-12

http://dx.doi.org/10.22108/gpj.2018.100147.1004

Abstract
  Abstract The accurate calculations of adsorption equilibrium for multicomponent gas systems are of great importance in many applications. In this paper, five two-dimensional equations ...  Read More
Plant-wide Simulation of an Integrated Zero-Emission Process to ‎Convert Flare Gas to Gasoline
23. Plant-wide Simulation of an Integrated Zero-Emission Process to ‎Convert Flare Gas to Gasoline

Mostafa Jafari; Sadaf Ashtab; Alireza Behroozsarand; Kamran Ghasemzadeh; David A Wood

Volume 6, Issue 1 , Winter 2018, , Pages 1-20

http://dx.doi.org/10.22108/gpj.2018.111048.1028

Abstract
  The Gas to Gasoline (GTG) process includes conversion of natural, flare, and associated gas into synthetic fuels that can be compositionally upgraded and adjusted into different useful ...  Read More
Selection of the Best Efficient Method for Natural Gas Storage at High Capacities Using TOPSIS Method
24. Selection of the Best Efficient Method for Natural Gas Storage at High Capacities Using TOPSIS Method

Alireza Sanaei; Seyed Hamidreza Yousefi; Ehsan Khamehchi

Volume 1, Issue 1 , Winter 2013, , Pages 9-18

http://dx.doi.org/10.22108/gpj.2013.20161

Abstract
  Nowadays one of the most important energy sources is natural gas. By depletion of oil reservoirs in the world, natural gas will emerge as the future energy source for human ...  Read More
Mathematical Method and Thermodynamic Approaches to Design Multi-Component Refrigeration Used in Cryogenic Process Part I: Optimal Operating Conditions
25. Mathematical Method and Thermodynamic Approaches to Design Multi-Component Refrigeration Used in Cryogenic Process Part I: Optimal Operating Conditions

Mostafa Mafi; Majid Amidpour; Mojtaba Nayenian; Gholam Reza Salehi; Bahram Ghorbani

Volume 1, Issue 2 , Spring 2013, , Pages 13-21

http://dx.doi.org/10.22108/gpj.2013.20165

Abstract
  Abstract: Minimizing the work consumed in refrigeration system is the most effective measure to reduce the cost of products in sub-ambient chemical processes. The introduction of mixed ...  Read More