Research Article
Techno-Economic and Environmental Evaluation of Expansion Turbines for Gas Field Improvement (Case study)
Techno-Economic and Environmental Evaluation of Expansion Turbines for Gas Field Improvement (Case study)

Seyed Morteza Mousavi; Kamran Lari; Gholamreza Salehi; Masoud Torabi Azad

Volume 9, Issue 1 , June 2021, Pages 1-10

http://dx.doi.org/10.22108/gpj.2020.122105.1083

Abstract
  Regarding the increased energy consumption of the processes at the operational units in the National Iranian Oil Company, the present study analyzed energy consumption at one of the ...  Read More
Research Article
Applicability of the common equations of state for modeling hydrogen liquefaction processes in Aspen HYSYS
Applicability of the common equations of state for modeling hydrogen liquefaction processes in Aspen HYSYS

Hamed Rezaie Azizabadi; Masoud Ziabasharhagh; Mostafa Mafi

Volume 9, Issue 1 , June 2021, Pages 11-28

http://dx.doi.org/10.22108/gpj.2020.123736.1087

Abstract
  Liquid hydrogen will likely play a significant role in the future of energy as its applications are growing fast. Due to the low efficiency of the existing liquefaction plants, many ...  Read More
Research Article
Energy and Environmental Comparison of Different Scenarios for Cogeneration of Power and Desalinated Water in Iran
Energy and Environmental Comparison of Different Scenarios for Cogeneration of Power and Desalinated Water in Iran

Mohammad Javad Rahimi; Homayun Alibabaee

Volume 9, Issue 1 , June 2021, Pages 29-42

http://dx.doi.org/10.22108/gpj.2020.124627.1088

Abstract
  This paper presents a combined thermodynamic, economic, and environmental comparison of different configurations for co-production of power and desalinated water. Each configuration ...  Read More
Research Article
A kinetic study of methane hydrate formation in the presence of ionic liquids and poly(N-vinylcaprolactam)
A kinetic study of methane hydrate formation in the presence of ionic liquids and poly(N-vinylcaprolactam)

Maryam Ghaderi Ardakani; Jafar Javanmardi; Payam Parvasi

Volume 9, Issue 1 , June 2021, Pages 43-50

http://dx.doi.org/10.22108/gpj.2020.121946.1081

Abstract
  Gas hydrates are ice-like crystalline compounds that are commonly formed in pipelines. Gas hydrate formation blockspipelines and damages equipment. One of the efficient prevention and ...  Read More
Research Article
Retrofit design of an industrial natural gas liquids recovery process based on the pinch technology concept
Retrofit design of an industrial natural gas liquids recovery process based on the pinch technology concept

Fakhrodin Jovijari; Abbas Kosarinia; Mehdi Mehrpooya; Nader Nabhani

Volume 9, Issue 1 , June 2021, Pages 51-72

http://dx.doi.org/10.22108/gpj.2021.125724.1093

Abstract
  Energy consumption is increasing very rapidly, especially in the high-energy consuming industries such as oil, gas, and Natural Gas Liquids refineries. Pinch analysis as a well-established ...  Read More
Research Article
Evaluation of the Effects of Diesel Fuel Injection Timing in a High-Speed RCCI Engine at Low to High Load Conditions
Evaluation of the Effects of Diesel Fuel Injection Timing in a High-Speed RCCI Engine at Low to High Load Conditions

Bahram Jafari; Mahdi Seddiq; Seyyed Mostafa Mirsalim

Volume 9, Issue 1 , June 2021, Pages 73-90

http://dx.doi.org/10.22108/gpj.2021.126302.1095

Abstract
  This numerical research mainly aimed to investigate the impacts of diesel fuel direct injection timing on the combustion characteristics, emission formation, and performance in a high-speed ...  Read More
Research Article
Genetic algorithm optimization of two natural gas liquefaction methods based on energy, exergy, and economy analyses: the case study of Shahid Rajaee power plant peak-shaving system
Genetic algorithm optimization of two natural gas liquefaction methods based on energy, exergy, and economy analyses: the case study of Shahid Rajaee power plant peak-shaving system

Saman Faramarzi; Seyed Mojtaba Mousavi Nainiyan; Mostafa Mafi; Ramin Ghasemiasl

Volume 9, Issue 1 , June 2021, Pages 91-108

http://dx.doi.org/10.22108/gpj.2021.126527.1097

Abstract
  Power plants have problems  supplying fuel in the cold season due to the high domestic demand for natural gas. Therefore, they use alternative fuels such as diesel and fuel oil, ...  Read More
Research Article
Effect of Operational and Structural Parameters in Dividing Wall Column Distillation Energy Efficiency for Separation of Methanol, Isopropanol, and N-Butanol
Effect of Operational and Structural Parameters in Dividing Wall Column Distillation Energy Efficiency for Separation of Methanol, Isopropanol, and N-Butanol

Zarrin Nasri

Volume 9, Issue 1 , June 2021, Pages 109-140

http://dx.doi.org/10.22108/gpj.2021.126268.1094

Abstract
  Although distillation is considered a mature process, it is associated with high energy consumption. Distillation is reported to consume 40 percent of the energy used in the chemical ...  Read More
Research Article
Thermodynamic evaluation of a novel solar-aided biogas polygeneration system integrated with steam network etwork
Thermodynamic evaluation of a novel solar-aided biogas polygeneration system integrated with steam network etwork

Hossein Nikoomaram; Majid Amidpour; Mostafa Panahi; Amir Farhang Sotoodeh

Volume 9, Issue 1 , June 2021, Pages 141-156

http://dx.doi.org/10.22108/gpj.2021.129187.1104

Abstract
  The limited resources of fossil fuel and environmental concerns necessitate utilizing renewable resources which are less environmentally harmful. A new cogeneration system integrated ...  Read More