Tweaks and Typofixes
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</p>
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<p style="font-size: 14px" class="text-left">
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<a style="color:#b5bec9;font-size:0.8em; float:left;" href="translation/" target="_blank">Translation</a>
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<a style="color:#b5bec9;font-size:0.8em; float:left;" href="translation/" target="_blank">/Translation/</a>
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</p>
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---
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layout: resume
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layout: page
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menuorder: 4
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menutitle: Consultancy
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---
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index.md
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index.md
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@ -24,7 +24,7 @@ This work is supported by generous grants from DST and ANRF (erstwhile SERB), al
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### Teaching
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I teach theory and laboratory courses at the undergraduate and postgraduate level in Power Electronics, Drives, Renewable Energy, Electric Vehicles, and Embedded Control. For more details see [here](/teaching.html)
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I teach theory and laboratory courses at the undergraduate and postgraduate level in Power Electronics, Drives, Renewable Energy, Electric Vehicles, and Embedded Control. For more details see [here](teaching/)
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### Training and Consultancy
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research.md
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research.md
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## Ongoing Research
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### Modular and Multilevel Converters
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One of the
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Cascaded H-Bridge (CHB) multilevel inverters are popular because of
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their inherent modularity, scalability, and efficient voltage
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translation capability. Carrier-based modulation schemes such as
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Level-Shifted PWM (LSPWM) are simple and easy to implement but result in
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extreme disparity in processed power among the modules. This unequal
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loading and non-uniform semiconductor loss results in unequal thermal
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stress, accelerating premature failures in over-stressed modules.
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Space-vector and switching angle adjustment schemes can remedy this but
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can be computationally impractical for higher-order CHBs.
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Our work has led to the development of new, computationally efficient
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carrier-reassignment schemes for 9-level and 17-level
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CHB inverters to achieve near-perfect real and reactive power balance across
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modules over the entire power factor range. Further, semiconductor loss analysis
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shows that conduction and switching losses are also equalized
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across the topology. A simple combinational circuit is also developed to balance the zero-state conduction losses without introducing additional switching.
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A 9-level CHB Power stage is developed for hardware testing and detailed loss models are
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made in Real-time simulation using the state-of-the-art OpalRT HIL Platform.
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### Magnetics Design for Power Harvesting
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This is a temporary placeholder
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Patent Pending:<br>
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A power harvester for line-crawling robots for Live Powerline inspection
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### Power Converters for EV Chargers
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This is a temporary placeholders
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### Real-time Simulation and Hardware-in-Loop Testing
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This is a temporary placeholders
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[//]: # ### Power Converters for EV Chargers and ### Real-time Simulation and Hardware-in-Loop Testing
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teaching.md
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teaching.md
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menuorder: 3
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---
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I am an Assistant Professor in the Department of [Electrical, Electronics, and Communications Engineering](http://ee.iitdh.ac.in) at the [Indian Institute of Technology at Dharwad](https://iitdh.ac.in/). I am a part of the [Power and Energy group](https://sites.google.com/iitdh.ac.in/peg-iitdh) where I conduct research in power electronics, renewable energy systems and electric mobility.
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I completed my M. Tech. (Electronics Design) and Ph.D (Power Electronics and Drives) from the [Department of Electronic Systems Engineering](https://iitdh.ac.in/kabhijit/dese.iisc.ac.in) (formerly CEDT) at the [Indian Institute of Science, Bangalore](https://iitdh.ac.in/kabhijit/iisc.ac.in). I was a postdoctoral fellow in the US, at the [University of Minnesota, Twin Cities](http://umn.edu/) and at the [Oak Ridge National Lab](https://www.ornl.gov/), Tennessee.
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### Research
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My work aims to enable equitable, sustainable and economical use of clean energy. My current focus areas include power electronic converter topologies and controls, grid-integration of renewables, and converters for electric vehicles.
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I am currently working on control schemes for modular converter topologies, soft-switched converters and power converters for EV chargers. The work is hardware-focused: we develop new topologies and control schemes, built converter prototypes, and implement the controllers using
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microcontrollers, DSPs and FPGAs. We also have a high-end Power Hardware-in-Loop platform which we
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use for our work on Grid-tied inverters.
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This work is supported by generous grants from DST and ANRF (erstwhile SERB), along with substantial support from several industry partners.
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### Teaching
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I teach theory and laboratory courses at the undergraduate and postgraduate level in Power Electronics, Drives, Renewable Energy, Electric Vehicles, and Embedded Control. For more details see [here](/teaching.html)
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### Training and Consultancy
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I work with industry partners on a wide variety of collaborative efforts. Please email me with your specific requirements for more information. [Here](/consultancy/) are some additional details.
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###### Autumn 2022
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* Advanced topics in Power Conversion
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This will be a graduate topics course covering advanced topics in power conversion topologies, such as power semiconductor device characteristics and behaviour, advanced concepts in design of magnetics for power converters; resonant, soft switching and wireless power transer.
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### Outreach
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I have worked with grassroots organisations and non-profits in Bangalore and Minneapolis/St. Paul for public education on energy and renewables, and helping with community engagement. If you are involved with such efforts, especially in North Karnataka, I would love to know more and get involved.
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This will be a graduate topics course covering advanced topics in power conversion topologies, such as power semiconductor device characteristics and behaviour, advanced concepts in design of magnetics for power converters; resonant, soft switching and wireless power transer.
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