Rakesh Kumar, Ph.D.
Rakesh Kumar holds a Ph.D. in electrical engineering with a specialization in power electronics. He is a Senior member of the IEEE Power Electronics Society, Class of 2021. He is currently associated with the KPR Institute of Engineering and Technology, India. He writes high-quality, long-form technical articles on power electronics for B2B electronics platforms. Feel free to reach out to him at rakesh.a@ieee.org!
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Three Phase Inverter - 180 Degree Conduction Mode05 October 2023
This technical article illustrates the working of the three phase power electronics inverter in the 180 degree conduction mode. The operation of the six thyristors and the associated waveforms are shown for easier understanding.
Challenges and Issues in Smart Grid Infrastructure11 May 2023
The difficulties and potential security problems with the smart grid infrastructure are covered in this article, including hacker assaults and unauthorized access. It also draws attention to potential fixes for these problems.
Understanding Photodiodes: Working Principles and Applications - Part 224 May 2024
The article provides a comprehensive overview of photodiodes, focusing on their operational principles, key factors affecting their efficiency, advantages, and disadvantages, and highlights their diverse applications.
Review of IoT-Based Smart Home Security Systems- Part 128 March 2024
The article discusses the evolution of IoT-based smart home security systems, integrating advanced technologies like Raspberry Pi, PIR sensors, and voice recognition for enhanced user experience and efficiency.
Role of Direct Memory Access in Modern Computing12 November 2024
Overview: The article explores Direct Memory Access technology's role in improving data transfer efficiency by accessing memory directly, bypassing the CPU. It highlights various DMA modes, security challenges, and protective measures.
Understanding Photodiodes: Working Principles and Applications - Part 108 July 2024
The article discusses the composition of photodiodes using p-n junction semiconductor materials, doping methods, the importance of reverse bias and the depletion area in photodiode operation, and the idea of band gaps in determining conductivity.
Challenges and Control Approaches for Current Sharing in DC Microgrids07 June 2023
This article discusses the benefits and challenges of using DC microgrids as a power system, with a focus on the issue of current sharing in droop control. It highlights the importance of proper current sharing to avoid overloading converters and circulating currents in microgrids.
The Energy Internet - A New Era of Energy Management and Distribution11 July 2023
The concept of the Energy Internet, a new technology, enables the integration of distributed energy resources, energy storage devices, and loads. It is based on the evolution of the smart grid, which was a major breakthrough in electricity management.
‘6G Networks’ - Pioneering the Next Era of Connectivity And Innovation18 March 2024
The article provides a comprehensive overview of the evolving landscape of mobile networks, the requirements that will shape the future of mobile communication, and the innovative technologies driving the transition to 6G.
Modeling Wide Band-Gap Semiconductors for Enhanced Performance31 January 2024
The article delves into the challenges faced by silicon-based power electronic devices and highlights the potential of wide band-gap semiconductors. It also emphasizes the importance of modeling power semiconductor devices and provides insights into various models. For electrical energy conversion to be dependable and effective, power electronics and semiconductor device technologies are essential.
The Future of Automated and Additive Manufacturing for Power Electronics24 May 2023
This article explores the future of automated and additive manufacturing for power electronics, discussing the advantages and limitations of using additive manufacturing technologies for different components.
Understanding the Crystal Oscillator: Construction, Working Principles and Applications08 July 2024
The article reviews the composition, working principles, and applications of crystal oscillators. It discusses the electrical equivalent model of quartz crystals, focusing on using these crystals for their high-quality factor and stability.