Energy and environment
1. Application of international energy efficiency standards for energy auditing in a University buildings

V. Shcherbak; L. Ganushchak-Yefimenko; O. Nifatova; P. Dudko; N. Savchuk; I. Solonenchuk

Volume 5, Issue 4 , Autumn 2019, , Pages 501-514

http://dx.doi.org/10.22034/GJESM.2019.04.09

Abstract
  This study seeks to provide insights on understanding the contemporary problems of energy efficiency in Ukrainian universities by developing a comprehensive energy efficiency management framework that encompasses its participating subjects, objects and key drivers along with suggesting its implementation ...  Read More

Energy and environment
2. Economic and environmental performance analysis of Polish energy companies

A. Włodarczyk

Volume 5, Special Issue , 2019, , Pages 1-11

http://dx.doi.org/10.22034/gjesm.2019.05.SI.01

Abstract
  The tightening of the European Union climate and energy policy, directed to raising the resilience and effectiveness of the European Union Emissions Trading System, may influence on companies' economic performance. Polish energy companies, which mainly use coal in the energy production process, are particularly ...  Read More

Energy and environment
3. Features in scientific and technical cooperation in the field of non-conventional renewable energy

V. Babenko; V. Sidorov; Y. Koniaieva; L. Kysliuk

Volume 5, Special Issue , 2019, , Pages 105-112

http://dx.doi.org/10.22034/gjesm.2019.05.SI.12

Abstract
  This article discusses the prospects for the development of the implementation of scientific and technical cooperation. On the example of international cooperation between Ukraine and Chile, there are approaches to improving the procedure for developing cooperation priorities. The current state of these ...  Read More

Energy and environment
4. Strategic guidelines on the development of renewable energy sources

O.А. Mykoliuk; V.М. Bobrovnyk

Volume 5, Special Issue , 2019, , Pages 61-71

http://dx.doi.org/10.22034/gjesm.2019.05.SI.07

Abstract
  The study highlights the importance to develop the national economy through assuring energy security. The study aims to analyze how to develop renewable energy sources, determine the main priorities of Ukraine’s national security policy and discover novel ways of assuring energy security due to ...  Read More

Energy and environment
5. Hydrogen sulfide removal from biogas using chemical absorption technique in packed column reactors

M.B. Kulkarni; P.M. Ghanegaonkar

Volume 5, Issue 2 , Spring 2019, , Pages 155-166

http://dx.doi.org/10.22034/gjesm.2019.02.02

Abstract
  The toxicity and corrosion potential of hydrogen sulfide in raw biogas underlines the need for biogas purification. Several techniques available for removal of hydrogen sulfide from biogas are out of the reach for common end users due to lack of knowledge, higher running costs, and insufficient ...  Read More

Energy and environment
6. Biogas generation from floral waste using different techniques

M.B. Kulkarni; P.M. Ghanegaonkar

Volume 5, Issue 1 , Winter 2019, , Pages 17-30

http://dx.doi.org/10.22034/gjesm.2019.01.02

Abstract
  There is a great need to implement low-cost and user-friendly methods for further propagation of biogas technology in India. Environment unfriendly disposal of floral waste causes serious environmental pollution. Literature shows a limited research work regarding the anaerobic ...  Read More

Energy and environment
7. Economic assessment of renewable power generation based on wind speed and solar radiation in urban regions

Y. Kassem; H. Gökçekuş; H. Çamur

Volume 4, Issue 4 , Autumn 2018, , Pages 465-482

http://dx.doi.org/10.22034/gjesm.2018.04.007

Abstract
  Economic evaluation of 12 MW grid-connected wind farms and PV power plants in two regions in Northern Cyprus for electricity generation was investigated. The wind speed, sunshine duration, and solar global radiation characteristics were analyzed using monthly data collected over 17 years (2000-2016) ...  Read More

Energy and environment
8. Investigation of optimal condition for Chlorella vulgaris microalgae growth

S. Daliry; A. Hallajsani; J. Mohammadi Roshandeh; H. Nouri; A. Golzary

Volume 3, Issue 2 , Spring 2017, , Pages 217-230

http://dx.doi.org/10.22034/gjesm.2017.03.02.010

Abstract
  Due to its abundance and also flexibility of cultivation conditions, Chlorella vulgaris microalgae is one of the most ideal options available in order to production of microalgae based biodiesel. Since vulgaris cultivation for fuel production needs economic considerations to be taken, and in first place ...  Read More

Energy and environment
9. Sensitivity analysis of parameters affecting carbon footprint of fossil fuel power plants based on life cycle assessment scenarios

F. Dalir; M. Shafiepour Motlagh; K. Ashrafi

Volume 3, Issue 1 , Winter 2017, , Pages 75-88

http://dx.doi.org/10.22034/gjesm.2017.03.01.008

Abstract
  In this study a pseudo comprehensive carbon footprint model for fossil fuel power plants is presented. Parameters which their effects are considered in this study include: plant type, fuel type, fuel transmission type, internal consumption of the plant, degradation, site ambient condition, transmission ...  Read More