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Toplam kayıt 14, listelenen: 1-10
Sustainable assessment of solar hydrogen production techniques
(Pergamon-Elsevier Science Ltd, 2012)
This study addresses some technical issues related to solar hydrogen production methods. in this regard, exergy-based environmental and sustainability parameters are applied to an electrolysis process for hydrogen production. ...
Exergo-sustainability indicators of a turboprop aircraft for the phases of a flight
(Pergamon-Elsevier Science Ltd, 2013)
One of the key challenges for sustainable aviation is to reduce global and local environmental impacts. the scope of this study is analysed and discussed in detail for better understanding of sustainability performances ...
Sustainability assessment of PW6000 turbofan engine: an exergetic approach
(Inderscience Enterprises Ltd, 2014)
In this paper, theory, methodology and example application are developed and shown for a PW6000 high-bypass turbofan engine in terms of exergo-sustainable perspective. To obtain exergetic sustainability indicators, first, ...
Exergetic sustainability assessment of a HALE UAV using dodecene fuel
(Inderscience Enterprises Ltd, 2016)
Exergetic sustainability performances of a high altitude long endurance (HALE) unmanned aerial vehicle (UAV), having a single turbofan engine and using dodecene as its fuel were investigated all along its flight profile, ...
Exergetic sustainability improvement potentials of a hydrogen fuelled turbofan engine UAV by heating its fuel with exhaust gasses
(Pergamon-Elsevier Science Ltd, 2016)
Exergetic sustainability parameters such as, exergy efficiency, waste exergy ratio, environmental effect factor and exergetic sustainability index were investigated for an UAV having a turbofan engine for the case its ...
Parametric study of exergetic sustainability performances of a high altitude long endurance unmanned air vehicle using hydrogen fuel
(Pergamon-Elsevier Science Ltd, 2016)
Exergetic sustainability performances such as, exergy efficiency, waste exergy ratio, environmental effect factor and exergetic sustainability index of a HALE UAV were investigated parametrically. the UAV and its high ...
A comprehensive review on hydrogen production from coal gasification: Challenges and Opportunities
(Elsevier, 2021)
This paper comparatively discusses hydrogen production options through coal gasification, including plasma methods, and evaluate them for practical applications. In this regard, it focuses on numerous aspects of hydrogen ...
Dry cutting: A sustainable machining technology
(Elsevier, 2021)
Conventional cutting fluids with flood cooling are used to reduce the heat generation during machining but at the cost of environmental degradation. The hydrocarbon-based conventional cutting fluids are harmful to the ...
A review on converting plastic wastes into clean hydrogen via gasification for better sustainability
(Wiley, 2021)
This review paper focuses on converting plastic wastes into clean hydrogen via gasification for better sustainability. In this regard, various aspects of hydrogen production from plastic wastes are discussed and comparatively ...
Exergetic sustainability indicators for a high pressure hydrogen production and storage system
(Pergamon-Elsevier Science Ltd, 2017)
This study examines the exergetic sustainability effect of PEM electrolyzes (PEME) integrated high pressure hydrogen gas storage system whose capacity is 3 kg/h. For this purpose, the indicators, previously used in the ...