Davood Keshavarzi, M.Sc.

 

PhD Candidate

Building 11, Room 366

Phone: +49 (0) 631 205 3401

keshavarzi(at)eit.uni-kl.de

Biography

M.Sc. Davood keshavarzi is a research assistant in RPTU and pursuing his PhD thesis on grid-forming inverters. His focus is also on power electronics systems in energy sector, conversion, and power flow control by developing hardware design, control and testing of the system to ensure grid compliance.

Current Projects

  • Design and developing of Power flow controller in mesh grids

Previous Experiences

  • Energy audit in Kerman power plant to facilitate replacing control valve with VFD in 2016.

Research Interests

  • Hardware design
  • Control
  • DC systems

Teaching Activities

  • Teacher assistant of Dynamics and Control of Drive System

Selected Journal Publications

  • Stability Design of Single-Loop Voltage Controller for Grid-Forming Inverters With Optimized LLCL Filter, in IEEE Transactions on Industrial Electronics, 2024, doi: 10.1109/TIE.2024.3395793.
  • Voltage Estimation in Combination With Level-Adjusted Phase-Shifted-Carrier Modulation (LA-PSC) for Sensorless Balancing of Diode-Clamped Modular Multilevel Converters (MMCs), in IEEE Transactions on Power Electronics, vol. 38, no. 4, pp. 4267-4278, April 2023, doi: 10.1109/TPEL.2022.3226421.
  • Hybrid DC Circuit Breaker and Fault Current Limiter With Optional Interruption Capability, in IEEE Transactions on Power Electronics, vol. 33, no. 3, pp. 2330-2338, March 2018, doi: 10.1109/TPEL.2017.2690960.
  • A Z-Source-Based Bidirectional DC Circuit Breaker With Fault Current Limitation and Interruption Capabilities, in IEEE Transactions on Power Electronics, vol. 32, no. 9, pp. 6813-6822, Sept. 2017, doi: 10.1109/TPEL.2016.2624147.

Selected Conference Publications

  • Stability Design of Single-loop PI Controller for Grid-Forming Converters with Compact LLCL Filter, 2022 IEEE 1st Industrial Electronics Society Annual On-Line Conference (ONCON), kharagpur, India, 2022, pp. 1-6, doi: 10.1109/ONCON56984.2022.10126725.
  • A hybrid DC circuit breaker for DC microgrid based on zero current switching, 2016 Iranian Conference on Renewable Energy & Distributed Generation (ICREDG), Mashhad, Iran, 2016, pp. 45-49, doi: 10.1109/ICREDG.2016.7875917.

Skills and Expertise

MATLAB/SIMULINK, ORCAD/PSPICE, ALTIUM DESIGNER, C2000, STM32 Microcontroller Programing

Personal Interests/Hobbies

Bike Riding, Mountain Climbing, Gym

Opportunities for Collaboration

Interested in the design, control, and development of grid-tied converters for both DC and AC networks, especially with renewable energy sources.