Saving Energy by Exergetic Analysis of MTP Process Refrigeration System
1. Saving Energy by Exergetic Analysis of MTP Process Refrigeration System

Farid Sadeghian Jahromi; Masoud Beheshti

Volume 5, Issue 1 , Winter 2017, , Pages 43-54

http://dx.doi.org/10.22108/gpj.2017.104647.1014

Abstract
  The exergetic analysis is a tool that has been used successfully in many studies aiming a more rational energy consumption to reduce the cost of processes. With this analysis, it is ...  Read More
A Study on Performance of Solid Oxide Fuel Cell-Stirling Engine Cycle Combined System- Part I: SOFC Simulation by Programming in Matlab and Modeling in Hysys
2. A Study on Performance of Solid Oxide Fuel Cell-Stirling Engine Cycle Combined System- Part I: SOFC Simulation by Programming in Matlab and Modeling in Hysys

Mohammad-Ali Ramezani; Majid Amidpour; Mohammad Najafi; Majid Abbaspour

Volume 3, Issue 2 , Autumn 2015, , Pages 55-70

http://dx.doi.org/10.22108/gpj.2015.20406

Abstract
  In recent years, using new methods in utilization of energy resources has become necessary due to environmental pollution and restriction of energy resources. The hybrid system presented ...  Read More
Comprehensive Multi-Criteria Comparison and Ranking of Natural Gas Liquefaction Process by Analytic Hierarchy Process (AHP)
3. Comprehensive Multi-Criteria Comparison and Ranking of Natural Gas Liquefaction Process by Analytic Hierarchy Process (AHP)

Hojat Ansarinasab; Mahmoud Afshar; Mehdi Mehrpooya

Volume 3, Issue 2 , Autumn 2015, , Pages 25-44

http://dx.doi.org/10.22108/gpj.2015.20404

Abstract
  Several processes have been proposed for natural gas liquefaction due to the vast utilization of LNG as a reliable and relatively easy to use fuel. Even though the merits and demerits ...  Read More
Mathematical Modeling of Gas Adsorption Processes in Packed Bed: The Role of Numerical Methods on Computation Time
4. Mathematical Modeling of Gas Adsorption Processes in Packed Bed: The Role of Numerical Methods on Computation Time

Maryam Mashayekhpour; Mohammadreza Talaie

Volume 2, Issue 2 , Winter 2014, , Pages 23-38

http://dx.doi.org/10.22108/gpj.2014.20176

Abstract
  Rigorous mathematical modeling of adsorption processes in packed beds involves time-consuming computations which are considered as the fundamental weakness of such thorough mathematical ...  Read More
Selecting Optimal Acid Gas Enrichment Configuration For Khangiran Natural Gas Refinery
5. 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
Optimal Synthesis of a Cascade Refrigeration System of LNG Through MINLP Model for Pure Refrigerant Cycles
6. Optimal Synthesis of a Cascade Refrigeration System of LNG Through MINLP Model for Pure Refrigerant Cycles

Seyed Mostafa Mousavi Naeynian; Majid Amidpour; Meysam Kamalinezhad

Volume 2, Issue 1 , Winter 2014, , Pages 51-68

http://dx.doi.org/10.22108/gpj.2014.20175

Abstract
   liquefied natural gas (LNG) is the most economical way of transporting natural gas (NG) over long distances. Liquefaction of NG by using vapor compression refrigeration ...  Read More
Prediction of Structural Changes in Gas Hydrate for Methane and Ethane Mixture by Using Tangent Plane Distance Minimization
7. Prediction of Structural Changes in Gas Hydrate for Methane and Ethane Mixture by Using Tangent Plane Distance Minimization

Farshad Varaminian; Hadi Behjati Rad

Volume 1, Issue 2 , Spring 2013, , Pages 41-48

http://dx.doi.org/10.22108/gpj.2013.20168

Abstract
  Abstract:  In this study, the change in the crystalline structure of gas hydrate was predicted for ternary mixture of methane-ethane-water. For this purpose, the tangent ...  Read More
Investigating the Performance of Amine-Grafted Silica-Base Adsorbents in CO2 Removal from a Natural Gas Stream Using a Diffusion Based Mathematical Model
8. Investigating the Performance of Amine-Grafted Silica-Base Adsorbents in CO2 Removal from a Natural Gas Stream Using a Diffusion Based Mathematical Model

Foad Aghamiri; Mohammad Reza Talaie; Mohsen Gholami

Volume 1, Issue 2 , Spring 2013, , Pages 22-30

http://dx.doi.org/10.22108/gpj.2013.20167

Abstract
  Abstract:  In this study adiffusion based mathematical model was developed to compare the performance of amine-grafted adsorbents with that of 13X zeolite in a fixed-bed ...  Read More
Predicting the Hydrate Formation Temperature by a New Correlation and Neural Network
9. Predicting the Hydrate Formation Temperature by a New Correlation and Neural Network

Hamidreza Yousefi; Ebrahim Shamohammadi; Ehsan Khamehchi

Volume 1, Issue 1 , Winter 2013, , Pages 41-50

http://dx.doi.org/10.22108/gpj.2013.20158

Abstract
  Gas hydrates are a costly problem when they plug oil and gas pipelines. The best way to determine the HFT and pressure is to measure these conditions experimentally for every gas system. ...  Read More