scholarly journals Capabilities of Algae to Be Utilized As a Renewable Energy Source PDF

2020 ◽  
pp. 18-26
Author(s):  
Abdel Moneim Elhadi Sulieman ◽  
Eitimad H. Abel Rahman ◽  
Waleed Abdelrahman Ahmed

Algae are simple plants and most of them are aquatic and can grow in different water assets, for example, fresh water, salty water, and wastewater so they are considered as the more secure, non-focused and more effective plant. They have different pathways to fix dangerous gases such as Carbon Dioxide (CO2), Chloroflurocarbons (CFCs) that causing climate change and converting sunlight, nitrogen and phosphorous into biomass. The objective of this article is to review the literature regarding the algae as biological alternative products and renewable energy source to throw light on a broad range of algae applications for provide some information on their related technology and industry that are financially feasible to counter balance in oil, and alleviate CO2 discharge or not. Algae have been explored for different applications as food; bioactive substances due to their high development rates, sensible developmental densities and high oil contents all that have been referred to as motivations to turn algae into biofuels. However, there are various obstacles including the sourcing of these algae, strain isolation, nutrient source, production management, harvesting, coproduct improvement, fuel extraction, refining and lingering biomass use. The use of algae as fuel might seem of no importance today, but it can gain importance tomorrow as petroleum is getting depleting day after day. The International Energy Agency expects contribution of biofuels by 6% of aggregate fuel use by 2030, yet could extend essentially if undeveloped oil fields are not gotten to or if generous new fields are not distinguished.

Energies ◽  
2020 ◽  
Vol 13 (11) ◽  
pp. 2906 ◽  
Author(s):  
George E. Halkos ◽  
Eleni-Christina Gkampoura

The world’s ever-increasing population, combined with economic and technological growth and a new, modern way of life, has led to high energy demand and consumption. Fossil fuels have been the main energy source for many years, but their use has many negative impacts on the environment. This has made the transition to renewable energy sources necessary in order to address climate change and meet the 1.5 °C goal. This paper is a review of the different types of renewables, their potentials and limitations, and their connection to climate change, economic growth, and human health. It also examines consumers’ willingness to pay for renewables in different countries, based on the existing literature. IEA (International Energy Agency) data are analyzed, concerning renewables’ current use, the evolution of their usage, and forecasts about their future usage. Finally, policies and strategies are recommended in order to address climate change and fully integrate renewables as a sustainable energy source.


2020 ◽  
Vol 4 (3) ◽  
pp. 1199-1207
Author(s):  
Amruta P. Kanakdande ◽  
Chandrahasya N. Khobragade ◽  
Rajaram S. Mane

The continuous rising demands and fluctuations in the prices of fossil fuels warrant searching for an alternative renewable energy source to manage the energy needs.


2014 ◽  
Vol 1001 ◽  
pp. 126-130
Author(s):  
Tomáš Bakalár ◽  
Henrieta Pavolová ◽  
Milan Búgel ◽  
Ľubica Kozáková

Biomass is organic material, the second most important source of energy. Biomass is a renewable energy source. Wood biomass is used as source of energy for heating in many regions in Slovakia. It is because of its availability. Wood biomass is an easily accessible and affordable source of energy. At present, thermochemical processes, biochemical processes and physical-chemical processes are used for biomass utilization. In the article a suitable technology for combustion of wood chips is proposed. It consists of five main technological parts: transport of wood chips, silo, combustion boiler, and stack.


2020 ◽  
Vol 6 (3) ◽  
pp. 53-57
Author(s):  
A. T. Abdukadirov ◽  
◽  
A. A. Shodiev

This article describes the project of a device proposed by the authors for converting solar energy into electrical energy, as well as for accumulating and storing energy through molten salt. It describes the main details and principle of operation of this device and its special significance in the field of energy as a renewable energy source, which has the highest efficiency


2013 ◽  
Vol 25 ◽  
pp. 351-370 ◽  
Author(s):  
C. Gopal ◽  
M. Mohanraj ◽  
P. Chandramohan ◽  
P. Chandrasekar

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