scholarly journals Commentary on the Emerging Energy Blockchain Technology

This article promotes the emerging technology application of the energy blockchain (EBC) innovation and the published energy source (PES). The prosumer, for the most part, expends energy of its own and utilizes an incorporated energy framework that occasionally produces energy for other customers. A complimentary multi-energy sources can improve various quality and increase the merit of the application of renewable energies. For example, an underlining case for the ocean thermal energy conversion (OTEC) is investigated. Firstly, the restriction on a traditional OTEC is ordinarily at about 3% that can be overcome with an improved efficiency which is at 6% to 12% as shown in this study. Second, the contextual investigation should shed light on the demonstration and system produced for EBC. Third, a precise investigation uses the EBC input parameters as follows: OTEC multi-energy complementarity, energy storage/ power parameter, and the smart grid power. A complimentary multi-energy sources can improve various quality, increase the merit of the application of renewable energies. The author constructs a mathematical model to study the maximal available benefit for a prosumer. This model connects the electric load to the external grid power through a gate-control that has a smart meter inside the prosumer’s EBC framework. All the above parameters usually depend on time variables. Finally, this study is to present EBC properties in the view of a PES value dependency law. Output and its optimization is to resolve the dependency law upon input parameters referenced at above. The optimum solution increases the benefit for the prosumer.

2021 ◽  
Vol 12 (1) ◽  
pp. 73-94
Author(s):  
Pham Quang Huy ◽  
Vu Kien Phuc

Abstract This research ferreted out to inspect the interconnection between emotional intelligence (EI), Blockchain technology application (BLO) and the effectiveness of Accounting information system (AIS). Survey-based data obtained from 412 respondents were applied to validate the model hypotheses. Building on the statistical analysis with the support of SPSS 25.0 and SMART- PLS (partial least squares) 3.2.8 software package, the model results inferred the impact of EI on BLO. Besides, the outputs of the study accentuated on the importance of BLO on the effectiveness of AIS. These significant additions will optimistically inspire other scholars to carry on exploring the relationship between EI and BLO in enhancing the effectiveness of AIS in research settings as well as in explaining the results. On the other hand, taking these results into consideration could promote much better solutions for issues relevant to EI and new technology application among public sector organization (PSO) in term of increasing the performance of AIS.


Clean Energy ◽  
2021 ◽  
Vol 5 (1) ◽  
pp. 104-123
Author(s):  
Manish Kumar Thukral

Abstract Renewable-energy resources require overwhelming adoption by the common masses for safeguarding the environment from pollution. In this context, the prosumer is an important emerging concept. A prosumer in simple terms is the one who consumes as well as produces electricity and sells it either to the grid or to a neighbour. In the present scenario, peer-to-peer (P2P) energy trading is gaining momentum as a new vista of research that is viewed as a possible way for prosumers to sell energy to neighbours. Enabling P2P energy trading is the only method of making renewable-energy sources popular among the common masses. For making P2P energy trading successful, blockchain technology is sparking considerable interest among researchers. Combined with smart contracts, a blockchain provides secure tamper-proof records of transactions that are recorded in distributed ledgers that are immutable. This paper explores, using a thorough review of recently published research work, how the existing power sector is reshaping in the direction of P2P energy trading with the application of blockchain technology. Various challenges that are being faced by researchers in the implementation of blockchain technology in the energy sector are discussed. Further, this paper presents different start-ups that have emerged in the energy-sector domain that are using blockchain technology. To give insight into the application of blockchain technology in the energy sector, a case of the application of blockchain technology in P2P trading in electrical-vehicle charging is discussed. At the end, some possible areas of research in the application of blockchain technology in the energy sector are discussed.


2021 ◽  
pp. 13-70
Author(s):  
Gabriel Calzada Álvarez ◽  
Raquel Merino Jara Jara ◽  
Juan Ramón Rallo Julián ◽  
José Ignacio García Bielsa

Economic crisis has raised the topic of whether governments should control the economy in order to promote prosperity and create jobs. This idea has specially sprung in relation to the promotion of entire productive sectors which are considered strategic or high-value by planners, one of which is renewable energies. This article analyzes the Spanish experience on subsidizing wind, mini-hydroelectric and photovoltaic energies in order to foster growth and create so-called «green jobs». Results suggest that more jobs are destroyed than those that initially were intended to be created. Key words: Renewable energies, subsidies, job destruction, economic planning, spending stimulus. JEL Classification: E24; E32; H25; H44; O13; Q42; Q43; Q48. Resumen: La crisis económica ha planteado la cuestión de si los gobiernos deberían controlar la economía para promover la prosperidad y crear empleo. Esta idea ha surgido especialmente en relación a la promoción de sectores productivos enteros que se consideran estratégicos o de alto valor por los planificadores, como el sector de las energías renovables. Este artículo analiza la experiencia española en relación con la subvención de las energías eólica, hidroeléctrica y fotovoltaica para impulsar el crecimiento y crear los llamados «empleos verdes». Los resultados sugieren que se destruyen más empleos de los que inicialmente se pretendía crear. Palabras clave: Energías renovables, subvenciones, destrucción de empleos, planificación económica, estímulos de gasto. Clasificación JEL: E24; E32; H25; H44; O13; Q42; Q43; Q48.


Author(s):  
Ximing Chen ◽  
Jie Shang ◽  
Muhammad Zada ◽  
Shagufta Zada ◽  
Xueqiang Ji ◽  
...  

The application of traceability technology is an important way to solve food safety problems. Different traceability technologies bring different effects to consumers. Existing studies have not explored consumers’ preferences in regards to product traceability technology applications, and they have not analyzed their willingness to pay. Therefore, this study focused on organic rice, an ecological agricultural product. The study was based on a survey from Jiangxi Province, China. It used a selective experiment method in order to analyze consumer preferences and the willingness to pay for ecological agricultural product traceability technology. The results show that consumer preferences are as follows: blockchain technology application attributes, traditional traceability-technology-application attributes, high credit-supervision attributes, and international-certification attributes. In terms of willingness to pay, consumers have the highest willingness to pay for the application of blockchain technology, which they are willing to pay CNY 21.902 more per kg for this attribute. At the same time, consumers are also willing to make additional payments for traditional traceability-technology-application attributes, high credit-supervision attributes, and international-certification attributes. Their willingness to pay is CNY 20.426, CNY 17.115 yuan, and CNY 11.049, respectively.


Author(s):  
Khalid Almutairi ◽  
Seyyed Jalaladdin Hosseini Dehshiri ◽  
Seyyed Shahabaddin Hosseini Dehshiri ◽  
Ao Xuan Hoa ◽  
Joshuva Arockia Dhanraj ◽  
...  

Author(s):  
Yuhong Li ◽  
Nachiappan Subramanian

While the new retail is revolutionizing retailing in China, the supply chain of the new retail has a few problems or potential risks which will decrease the customer satisfaction level. However, the implementation of one of the cutting-edge technologies—the blockchain—can revolutionize the supply chain of the new retail in China. This qualitative piece uses multiple interviews to find out the specific outcomes blockchain will make for the supply chain of the new retail in China. The major contribution is to fill the gap of the academic literature as well as the business application and such as the new retail in China to increase supply chain security and efficiency with blockchain.


Inventions ◽  
2020 ◽  
Vol 5 (4) ◽  
pp. 59
Author(s):  
Hasanali Khojasteh ◽  
Younes Noorollahi ◽  
Mojtaba Tahani ◽  
Mehran Masdari

Nowadays, by increasing energy demand and considering the importance of environmental issues in recent decades, the use of renewable energies is expanding. Among renewable energies, wind power and its technology are growing and evolving more rapidly. Resource assessment in Iran has revealed the significant potential of wind energy around the country. To further develop wind energy in the country and create large-scale wind power plants, the consideration of distributed power generation using small wind turbines for applications in agricultural and residential use is needed. Conventional small wind turbines and small wind lens turbines have been developed in recent years. In this research project, a small wind lens turbine is designed. The advantages of this turbine are an increased production capacity and reduced cut-in speed and noise pollution. In this study, a lens (or shroud) is added to a small turbine, and the maximized annual energy production (AEP) and minimization of the levelized cost of energy (LCOE) are modeled. We applied the NSGA-II algorithm for optimization to find the best answer. The input parameters in the objective function of the AEP are cut-in, cut-out, rated speeds, scale factor, and shape factor. Additionally, the input parameters in the objective function of the LCOE are the power production, initial capital cost, annual operating expenses, and balance of energy. The results indicate that installing a wind lens turbine in Kish Island led to an LCOE decrease of 56% on average, and we can see an 83% increase in the AEP. In the Firoozkooh area, an average reduction of 59% in the LCOE and 74% increase in the AEP for a wind lens turbine is observed.


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