In this paper. a novel LPMV machine that employs magnet arrays with appropriate magnetization directions has been described. The salient feature of the proposed machine is that both the three-phase armature windings and PMs are integrated in a short mover. while the stator is made of toothed lamination. Thus. the …
Read More »Biomass Electricity Generation Standard Requirements
What other organizational variables. such as reward systems or communication systems. affect the performance of this Biomass Electricity Generation process? Does Biomass Electricity Generation analysis isolate the fundamental causes of problems? Does Biomass Electricity Generation analysis show the relationships among important Biomass Electricity Generation factors? When was the Biomass Electricity …
Read More »Fault Tolerance Considerations for Long Endurance AUVs
As the use of Commercial-Off-the-Shelf components is often a project objective including obsolescence management. there is an added requirement for DNCS to institute regular software and hardware updates. referred to as technology refresh. and is dictated by the relatively short supportability lifespan of commercial components. To allow for future technology …
Read More »Security in Internet of Things: Challenges. Solutions and Future Directions
In this paper. we have articulated that as more and more IoT based devices get connected to the Internet. it results in the extension of the surface area for external attacks. We classified those attacks based on the layers that make up IoT and discussed several such attacks with examples. …
Read More »Design and Development of Single Switch High Step-Up DC-DC Converter
A new single switch high static gain non-isolated dc-dc converter is presented in this paper. The proposed converter topology is suitable for renewable energy based applications having low input dc voltage. The proposed converter provides high voltage conversion without using transformer and coupled inductor. The semiconductor power devices used in …
Read More »Big IoT Data Analytics: Architecture. Opportunities. and Open Research Challenges
Voluminous amounts of data have been produced. since the past decade as the miniaturization of Internet of things (IoT) devices increases. However. such data are not useful without analytic power. Numerous big data. IoT. and analytics solutions have enabled people to obtain valuable insight into large data generated by IoT …
Read More »Analytical Design of Passive LCL Filter for Three-phase Two-level Power Factor Correction Rectifiers
This paper has presented a comprehensive analytical method for designing LCL filter of a three-phase power factor correction rectifier (PFC). The method is explained by the converter current and the voltage behavior. The converter current ripple determines all the filter parameters and defines a suitable margin for them. A general …
Read More »Enhancing Power Transformer Differential Protection to Improve Security and Dependability
The transformer percent differential protection is not reliable enough during external fault. if the differential restraint characteristic is the only one criteria providing security. The saturation of CTs during external faults could lead to cases of dangerously high differential restraint ratios crossing the characteristic into the operating region and causing …
Read More »U.S. Tries to Oppose China with PNG Electricity Grid
The United States has been increasingly critical of China-backed infrastructure projects.
Read More »3.0-3.6 GHz Wideband . over 46% Average Efficiency GaN Doherty Power Amplifier with Frequency Dependency Compensating Circuits
To realize the wideband DPA above 3GHz. the frequency dependency compensating circuit and the λ ۴ inverter incorporating parasitic elements inside package were proposed. The feasibility of the approach was verified by measurement results. and it achieved 45.9- 50.2 % drain efficiency with -50 dBc ACLR over the 3.0- 3.6 …
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