Environmental Impacts and Sustainability
Optimization of Small-Scale Trigeneration Systems in Terms of Levelized Total Costs and Carbon Tax Using a Matrix Modeling Approach

Taraneh Taheri; Mohammad Behshad Shafii; Sourena Sattari; Morteza Khalaji Assadi

Volume 7, Issue 4 , October 2020, , Pages 56-66


  Combined Heat and Power (CHP) systems have increasingly drawn attention in recent years due to their higher efficiency and lower Greenhouse Gas (GHG) emission. Input-output matrix modeling was considered here as one of the efficient approaches for optimizing these energy networks. In this approach, power ...  Read More

Environmental Impacts and Sustainability
Assessing Economic, Social, and Environmental Impacts of Wind Energy in Iran with Focus on Development of Wind Power Plants

Hasan Hekmatnia; Ahmad Fatahi Ardakani; Armin Mashayekhan; Morteza Akbari

Volume 7, Issue 3 , July 2020, , Pages 67-79


  As a key economic element, energy plays an important role in the development of societies. Economic growth and its urgent need for energy highlight the need for optimal energy use. Wind energy is an energy source that has become an increasingly common source of electricity. In this study, socio-economic ...  Read More

Environmental Impacts and Sustainability
Energy, Exergy, and Environmental Analysis and Optimization of Biodiesel Production from Rapeseed Using Ultrasonic Waves

Bahram Hosseinzadeh Samani; Marziyeh Ansari Samani; Rahim Ebrahimi; Zahra Esmaeili; Ali Ansari Ardali

Volume 7, Issue 1 , February 2020, , Pages 51-61


  Due to limited oil reserves, the rising world fuel prices and environmental problems caused by the use of fossil fuels increase the tendency to use alternative fuels such as biodiesel and bioethanol. In this study, the evaluation of energy and exergy flow from seed planting to final production of biodiesel ...  Read More