#11 Interview With Atul Abhyankar
Podcast ·Mr. Atul Abhyankar, Practice Head (Power Electronics) at L & T Technology Services Mumbai, talks about design, development and testing of high performance power converters for various industrial applications.
Show Notes
Guest Profile:
Atul Abhyankar, Practice Head, L&T Technology Services, Mumbai
- About LTTS
- Power Electronics is a common bond
- Industrial, Automotive Fields, Aerospace
- Telecom Power Supplies, Utilities
- Customers: Industry segments - Drives segments, tier-1 from Automotive, OEMs, Power and Utility Segments
- Emanated from the Electrical Business of L&T
- Academics
- Dr. V. Nagaraja, Project on Digital Simulation of Induction Machine and compared with simulation
- Tata Power
- Masters : Dr. Syed Ali Mirbaud (student of Prof. Dewan): Static Power Converter
- Black and Decker (Dr. Tomy Sebastian, Mr. Pradeep Bhagwat)
- Corded and Cordless battery charger
- 50KHz inverter
- Drives for Bandsaw application
- Aplab
- L.S. Sanabharti
- Resonant switching, Soft switching Active PFC, No SiC diodes!
- Naturally air-cooled rectifier (95% efficiency)
- Reliability: Fans and Electrolytic caps; fan depositing dust on the electronics reduces reliability
- Planar core transformers
- HF link Inverters; Asymmetric Half-bridge Fly-forward
- Instant to Instant analysis
- “Freeze” the circuit - comes from drawing waveforms
- Power electronics is still quite a complex field - need to know multiple domains: magnetics, electromechanical, packaing, electronmagnetics, etc
- New graduates:
- Start with a testing project
- First phobia is high voltage - 230v
- Debug skills
- Memorable burns:
- Mentors:
- Dr Ali Mirbod
- Mr. Pradeep Bhagwat
- Mr.L.S. Sannabhadti
- Dr. Tomy Sebastian
- Mr. P.S. Deodhar
- Mr. Paul Lee