Sandeep Anand
Professor, Dept. of Electrical Engineering,
Indian Institute of Technology Bombay
Professor, Dept. of Electrical Engineering,
Indian Institute of Technology Bombay
Resaerch and Development Activities:
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Dynamic Rds-on measurement circuit: 1) start assessing from the 1st cycle, 2) independent control on testing parameters, 3) HS, SS, and RS operation, 4) regenerative operation.
Zero voltage switched, renegerative snubber based isolated dc-dc converter usin GaN switches. Application - Mobile charger, USB-PD, multi-output dc-dc converter etc.
GaN based independently controlled multi output flyback (ICMOFC) with high efficiency and excellent cross-regulation performance.
Improving reliability of inverters in grid integration of renewable sources. Left: System diagram, Right (Top): Junction temp swing due to CCM power transient in conventional controller, Right (Bottom): performance of temperature droop-based dynamic reactive power sharing (TDDRPS)
Adaptive PQ controller to optimize real power injection and voltage regulation in distribution system.
Planar magnetics for compact dc-dc converter. Top: new version, Bottom: old version
Increase in power density for multi-output isolated dc-dc converter, demonstrated by our group. Five fold increase in 5 years.
Ingenuity (3rd position) in IEEE International Future Energy Challenge (IFEC) 2020, Aalborg for design of power supply for nano-satellite.
Transformer-less solar inverter with improved efficiency at low string votlages.
Solar inverter with integrated storage to provide grid support functionalities such as VRS, LVRT, HVRT etc. A 5kVA prototype installed at NTPC-NETRA, Greater Noida.
Comparisn of 100W satellite power supply using Si MOSFETs and GaN HEMTs.
Online health monitoring of Aluminum Electrolytic Capacitor (AECs). Estimated and predicted values of ESR and Capacitance without invasive techniques. AEC is one of the most failure prone component in power electronic system.
Dynamic Voltage Regulator (DVR) for sag/swell compensation with active filtering. Storage-less, high efficiency and fast response.
Power Hardware-in-loop based DC Microgrid prototype with CAN communication. Includes 3 physical converters integrated with real time simulator using power amplifier.
IGBT accelerated aging and online health monitoring for package related failures such as solder fatigue and bond wire lift-off.
Controlled switching device to limit inrush current in 3-phase circuit breakers. Proposed controller tested using (i) CHIL using RTDS, (ii) laboratory prototye, and (iii) field demonstration.