Results 21 to 30 of about 790,487 (351)

An Experimental Analysis of Three-Phase Low-Voltage Power Factor Controllers Used in a Deforming Regime

Energies
In industry, to improve the power factor in low-voltage power substations, a power factor controller (the most used method) can be installed which connects capacitors banks (connected, or not, with coils) in the electrical installation.
Corina Maria Diniș, Gabriel Nicolae Popa   +1 more
doaj   +1 more source

The Relevance of Financial Statements in the Industrial Revolution 4.0 Era

Binus Business Review, 2021
The emergence of Industrial Revolution 4.0 has a significant impact on the business processes. It is also expected to change the characteristics of the needed accounting information.
Haryani Chandra, Chandra Ferdinand Wijaya   +1 more
doaj   +1 more source

Low-Cost System with Transient Reduction for Automatic Power Factor Controller in Three-Phase Low-Voltage Installations

Energies
In power engineering, the importance of maintaining a high power factor in low-voltage electrical installations is known. In power substations for industry, the usual method of coupling is to use an automatic power factor controller which connects ...
Gabriel Nicolae Popa, Corina Maria Diniș   +1 more
doaj   +1 more source

Identifying and Prioritizing the Basis of Entrepreneurial University Using Meta-Synthesis and Group Analytic Hierarchy Process for Iranian Universities [PDF]

پژوهش در نظام‌های آموزشی, 2020
The purpose of this study is to identify and prioritize the components of the entrepreneurial university. In this research, in order to summarize and aggregate the findings of previous researches, the meta-synthesis method has been used.
Ali Akbar Akbari, sayed jalal musavi, Hamidreza esmaely Givi   +2 more
doaj  

Emerging Business Opportunities Based-On Venture Capital Investment Data in the Fourth Industrial Revolution

IEEE Access, 2020
This study aims to propose a methodology for identifying new business opportunities in the fourth industrial revolution. The methodology uses the co-word network analysis approach to analyze the network centralities of keywords of the fourth industrial ...
Sungjin Kim, Yunjeong Choi, Suchul Lee
doaj   +1 more source

The Itinerant Curriculum as an Alternative Pathway for Responsiveness in African Higher Education in the Era of the Fourth Industrial Revolution

African Journal of Inter-Multidisciplinary Studies, 2022
The Fourth Industrial Revolution is upon us, and it has serious implications for education globally. The educational curricula used in the first, second, and third industrial revolutions may not necessarily be useful in this era of the Fourth Industrial
Kehdinga George Fomunyam
doaj   +5 more sources

Blockchain security enhancement: an approach towards hybrid consensus algorithms and machine learning techniques

Scientific Reports
In this paper, we propose hybrid consensus algorithms that combine machine learning (ML) techniques to address the challenges and vulnerabilities in blockchain networks.
K. Venkatesan, Syarifah Bahiyah Rahayu
doaj   +1 more source

About the Aged Degradation of the Materials Used for Medium-Voltage Distributors

Energies
The medium-voltage components in the ignition installations for gasoline engines contain electroinsulating materials that lose their properties over time.
Gabriel Nicolae Popa, Dimitar Aleksiev Nikolov, Corina Maria Diniș   +2 more
doaj   +1 more source

The Fourth Industrial Revolution has arrived. Comments on Moll (S Afr J Sci. 2023;119(1/2), Art. #12916)

South African Journal of Science, 2023
This Commentary is a response to Moll (S Afr J Sci. 2023;119(1/2), Art. #12916) who refutes the Fourth Industrial Revolution (4IR) and its impact. As this Commentary demonstrates, there is a case to be made that the 4IR constitutes a revolution and that
Tshilidzi Marwala
doaj   +1 more source

Carboxylic‐Acid Functionalized Multiwalled Carbon Nanotube‐Alkane‐Based Resistive Temperature Sensor for Cold Chain Applications

Advanced Engineering Materials, EarlyView.
This study presents a reversible temperature sensor with high switching ratio, ∼103. The device is fabricated using PET‐ITO and carbon nanotube dispersions in alkane. Considering its application in cold chain logistics, a proof‐of‐concept with LED is showcased. Thus, a temperature drop below the threshold temperature (crystallization temperature of the
Sunil Kumar Behera, Philippe Marrec, A. Jorge Parola, Madalena Dionísio, Hugo Águas, Andreia F. M. Santos, Hamed Pourkheirollah, Donald Lupo, César A. T. Laia   +8 more
wiley   +1 more source