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Most of the world's nations' countries are concerned about reducing harmful gas emissions, according to the World Trade Union. For example, Saudi Arabia, for example, has taken major steps to tap renewable energies in lieu of oil and gas. Consumers are encouraged to design small RE systems. These little grids will help people meet their daily electrical energy needs. They can sell the excess to new customers. One of the key issues is controlling RE's distribution and selling of RE. A distributed RE management platform could help overcome several barriers to the introduction of a blockchain-based peer-to-peer networks. With the number of energy consumers in lockstep, the number of transactions made to the Blockchain network will rise in lockstep. Understanding the benefits of these roadblocks can help minimize the effects of these roadblocks. Consequently, this report describes the RE systems installation methods and how Blockchain technology can be used.
Source link: https://doi.org/10.1109/ACCESS.2022.3196457
Making the necessary transition to low-carbon and resilient built environments is made possible by the adoption and integration of renewable energy technologies into buildings. Despite the country's high RE and conventional energy potentials, this is particularly the situation in N. . . . ia, which suffers from severe energy poverty. This research used a grounded theory approach aligned with Charmaz's work to find in-depth user-driven insights into factors influencing sustainable energy use in commercial buildings, mainly focused on solar photovoltaics. This led to the creation of a model of the construction professionals' sustainable transition process. It is a timely, reliable, and relatable point of reference that could be helpful to policymakers in establishing plans for actionable solar PV and wider sustainable energy transition strategies. In addition, it emphasizes the benefit of using GTMs in construction management studies outside of the developing world.
Source link: https://doi.org/10.3390/su14159726
Due to the inability of renewable energy sources and the lag behind power grid installation, grid integration of large-scale RES will lead to wind and photovoltaic power curtailment. Uniquely advantageous in favoring renewable energy are pump-pumped storage hydrogen and electrochemical energy storage as standard energy storage. This paper explores the most appropriate configuration of EES considering PSH's most cost-effective operation plan, minimizing the curtailment of wind and photovoltaic activity in the power grid by PSH and EES' collaborative efforts. To reduce the power curtailment rate in the power grid, the Then, an ideal configuration method of EES capacity, has been suggested. The simulation results show that the desired power curtailment rate of the power grid can be achieved by rationally configuring the capacity of EES, and that the necessity of configuring variable speed units is demonstrated.
Source link: https://doi.org/10.3390/su14159713
On the one hand, and GDP p. c. , the main aim of our paper is to investigate the relationship between renewable and non-renewable energy consumption, greenhouse gas emissions, and a small amount of ICT in total exports. Using PMG and ARDL models, we created a model for EU countries divided in two groups: old and new EU members. The growth of REC and ICT in total exports has resulted in GDP p. c, according to our findings. In old EU countries, i. e. , 0. 06 percent and 0. 03 percent, respectively, in new EU countries, respectively, growth in the long run by 0. 15 percent and 0. 16 percent. Contrary, an increase of NREC by 1% has a significant and negative effect on GDP. c. We find a 1% rise in GHG emissions as a result of an increase in GDP p. c. That effect is negligible in former EU countries in the long run, according to 0. 93 percent, although it is negligible in older EU countries in the long run.
Source link: https://doi.org/10.3390/su14159662
Using annual data sets ranging from 1990 to 2020, the current study explored the effect of renewable energy use, urbanization, economic growth, and trade in services on Maldives' CO2 emissions. The variables renewable energy use and economic growth have positive and negative coefficients as a result of positive and negative shocks, which have led to the positive and adverse linkage to CO 2 emissions in Maldives, according to both long-run and short-run.
Source link: https://doi.org/10.3390/su14159337
This research is intended to develop a power-saving protocol for wireless body area networks in electronic health surveillance. To improve WBAN's power effectiveness, the protocol focuses on reducing excessive energy consumption by the body attached to IoT devices. The number of sensor nodes work with an aggregator and are equipped with energy harvesting capabilities in a WSNs network. The energy optimization of wireless sensor networks is a significant step, but the system is completely based on renewable energy sources. The study conducted the simulation using the OMNET++ environment and displayed through results that the source rate to power critical SNs in terms of power quality of Sporadic Elder Movements in various daily activities.
Source link: https://doi.org/10.3390/s22155654
Due to the constant and uncertain nature of the RES, the increasing use of large amounts of renewable energy sources in the existing electricity network poses challenges to the electricity network's planning and management. Multi-vector energy systems are used to describe the process of integrating various energy sources. In addition, different uncertainty modeling and optimization methods that have been used in previous studies in EH planning are categorized and reviewed to determine the most effective strategies for planning future EH based on RESs uncertainty. In the case of integrated planning with other energy vectors compared to independent planning, Numerical results show a 12% decrease in the planning cost.
Source link: https://doi.org/10.3390/en15155717
Social innovation, the citizens' involvement in energy policy, and the exploitation of local resources are all catalysts of social change, civic involvement, and the valorisation of local resources. This paper, on the other hand, introduces a framework for investigating and optimally sizing energy systems supporting renewable energy communities. An energy audit was carried out to determine the electricity generation and consumption within the boundaries of the primary substation and the existing district heating network's thermal energy requirements. An organic Rankine cycle biomass-based cogeneration plant, a mini-hydro plant, and a distributed photovoltaic unit were among the product's technical specifications that were determined: an organic Rankine cycle biomass-based cogeneration plant, a mini-hydro plant, and a distributed photovoltaic unit. Considering that thermal energy produced from the cogeneration unit is sold at EUR 49. 2/MWh, the simple payback ranges for CHP operating in full throttle mode ranges between 4. 90 and 4. 98 years, with a net present value of between EUR 12. 4 and 13. 3 million for CHP operating in full power mode.
Source link: https://doi.org/10.3390/en15155655
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