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SRI TAPAS ROY

ASSISTANT PROFESSOR

About

27-03-2006

ECE

187458

O+

HINDUISM

1-457245086

27-03-2006

Qualifications

Educational Qualifications
  • M.Tech.
  • Rajabazar Science College - 2006
  • B.Tech.
  • Kalyani University - 2004
  • Higher Secondary
  • Chandannagar Banga Vidyalaya - 1996
Teaching and R & D experience
Teaching Research Industry
0 24 0

Promotions

Publications

Journal
Date Title Journal DOI Link
22-07-2023 Analysis of Fast & Improved Image Compression Technique using Discrete Wavelet Transform International Journal of Innovative Research in Science, Engineering and Technology DOI View
Conference
Date Title Conference DOI Link
03-12-2025 Digital Implementation and Simulation Study of a Delta-Domain FOPI Controller for DC-DC Buck Converters India Council International Subsections Conference (INDISCON) DOI View
21-11-2025 Adaptive Fractional-Order Control of AVR Systems using PI^λ-(1+PD^μ)-F Controller 2025 IEEE 4th Conference on Applied Signal Processing (ASPCON) DOI View
19-02-2024 Robust Decoupled Periodic Compensation for Continuous-time Multi-Input and Multi-Output System 2023 IEEE 3rd International Conference on Smart Technologies for Power, Energy and Control (STPEC) DOI View

Participations

Committee Name Start Date End Date
SC/ST COMMITTEE 22-06-2026 08-08-2026
DEPARTMENTAL FEEDBACK ANALYSIS COMMITTEE 02-04-2024 08-08-2026
DEPARTMENTAL STUDENT ADMISSION AND REGISTRATION COMMITTEE 02-04-2024 08-08-2026
MENTORING COMMITTEE 02-04-2024 08-08-2026

Patents

Title Patent Number Patent Office Date Status Country Application No. Abstract Expiration Date
ADAPTIVE V/F CONTROL METHOD FOR EV INDUCTION MOTORS TO IMPROVE EFFICIENCY AT LOW TO HIGH LOADS 27/2026 The Patent Office Journal No. 27/2026 Dated 03/07/2026 03-07-2026 Accepted INDIA 202631074260 A The present invention relates to an adaptive voltage–frequency (V/f) control method for electric vehicle (EV) traction motors that improves energy efficiency under partial-load operating conditions. Conventional V/f control strategies maintain a fixed voltage-to-frequency ratio to preserve motor magnetic flux, which results in over-excitation and increased core and copper losses during light-load operation. Such inefficiencies are particularly significant in electric vehicles, where traction motors frequently operate under variable speed and partial-load conditions due to real-world driving patterns. The proposed adaptive V/f control method dynamically adjusts the applied stator voltage in relation to the operating frequency based on real-time motor and system parameters, including stator current, motor speed, load demand, and DC bus voltage. By regulating the motor flux to an optimal level that matches the current load condition, the method reduces losses while ensuring stable torque production and smooth motor operation. This flexible approach effectively lowers iron losses and improves overall traction drive efficiency during low-speed cruising, urban driving, and stop-and-go situations. Unlike traditional efficiency-optimized V/f methods that depend on fixed control curves or offline tuning, the proposed approach continuously adjusts to changing operating conditions like battery voltage fluctuations, temperature changes, and motor parameter aging. The control strategy is efficient and does not need complex vector control algorithms, high-resolution position sensors, or detailed motor parameter estimation, making it ideal for cost-sensitive electric vehicle applications. The adaptive V/f control method can be implemented using standard power electronic inverters and embedded controllers found in EV traction systems. By cutting down unnecessary energy use and thermal stress, this invention helps extend driving range, improve system reliability, and promote sustainability in electric vehicles. 02-07-2027
SOLAR POWERED SMART UMBRELLA 461028-001 Government of India 02-06-2025 Accepted INDIA 209876 Certified that the design of which a copy is annexed hereto has been registered as of the number and date given above in class 03-03 in respect of the application of such design to SOLAR POWERED SMART UMBRELLA in the name of 1.Dr. Arindam Mondal 2. Mr.Tapas Roy 3.Mr.Susmit Chakraborty 4.Mr. Parag Chatterjee. 28-09-2026
SOLAR POWER BASED HYDROGEN COOKING OVEN 432222-001 25-11-2024 INDIA 24-11-2034

Projects

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