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Venkataramana Ajjarapu

Venkataramana Ajjarapu

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
41
Citations
15382
World Ranking
4190
National Ranking
1501

Venkataramana Ajjarapu publication distribution in Electronics and Electrical Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Electronics and Electrical Engineering in 2026. The highlighted bar marks where Venkataramana Ajjarapu sits on this spectrum.

34–53 publications: 24 scientists 54–73 publications: 52 scientists 74–93 publications: 114 scientists 94–113 publications: 203 scientists 114–133 publications: 269 scientists 134–153 publications: 355 scientists 154–173 publications: 403 scientists 174–193 publications: 445 scientists 194–213 publications: 430 scientists 214–233 publications: 431 scientists 234–253 publications: 399 scientists 254–273 publications: 366 scientists 274–293 publications: 335 scientists 294–313 publications: 300 scientists 314–333 publications: 276 scientists 334–353 publications: 250 scientists 354–373 publications: 214 scientists 374–393 publications: 187 scientists 394–413 publications: 152 scientists 414–433 publications: 169 scientists 434–453 publications: 147 scientists 454–473 publications: 111 scientists 474–493 publications: 117 scientists 494–513 publications: 103 scientists 514–533 publications: 99 scientists 534–553 publications: 92 scientists 554–573 publications: 75 scientists 574–593 publications: 58 scientists 594–613 publications: 69 scientists 614–633 publications: 50 scientists 634–653 publications: 62 scientists 654–673 publications: 54 scientists 674–693 publications: 44 scientists 694–713 publications: 37 scientists 714–733 publications: 28 scientists 734–753 publications: 26 scientists 754–773 publications: 26 scientists 774–793 publications: 19 scientists 794–813 publications: 23 scientists 814–833 publications: 20 scientists 834–853 publications: 16 scientists 854–873 publications: 20 scientists 874–893 publications: 11 scientists 894–913 publications: 11 scientists 914–933 publications: 16 scientists 934–953 publications: 13 scientists 954–973 publications: 10 scientists 974–993 publications: 11 scientists 994–1,013 publications: 9 scientists 1,014–1,033 publications: 9 scientists 1,034–1,053 publications: 10 scientists 1,054–1,064 publications: 6 scientists 1,065+ publications: 99 scientists
34 publications 1,065+

This scientist: 207 publications — 31st percentile

31% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,065 publications or more.

Venkataramana Ajjarapu D-index placement in Electronics and Electrical Engineering in 2026

The chart shows the D-index (discipline H-index) distribution of Electronics and Electrical Engineering scientists ranked by Research.com in 2026. The highlighted bar marks where Venkataramana Ajjarapu sits on this spectrum.

30 D-Index: 178 scientists 31 D-Index: 257 scientists 32 D-Index: 263 scientists 33 D-Index: 262 scientists 34 D-Index: 244 scientists 35 D-Index: 236 scientists 36 D-Index: 211 scientists 37 D-Index: 220 scientists 38 D-Index: 214 scientists 39 D-Index: 214 scientists 40 D-Index: 205 scientists 41 D-Index: 187 scientists 42 D-Index: 194 scientists 43 D-Index: 201 scientists 44 D-Index: 155 scientists 45 D-Index: 189 scientists 46 D-Index: 148 scientists 47 D-Index: 160 scientists 48 D-Index: 134 scientists 49 D-Index: 130 scientists 50 D-Index: 141 scientists 51 D-Index: 156 scientists 52 D-Index: 108 scientists 53 D-Index: 130 scientists 54 D-Index: 112 scientists 55 D-Index: 97 scientists 56 D-Index: 111 scientists 57 D-Index: 102 scientists 58 D-Index: 108 scientists 59 D-Index: 120 scientists 60 D-Index: 103 scientists 61 D-Index: 93 scientists 62 D-Index: 92 scientists 63 D-Index: 74 scientists 64 D-Index: 77 scientists 65 D-Index: 73 scientists 66 D-Index: 64 scientists 67 D-Index: 69 scientists 68 D-Index: 60 scientists 69 D-Index: 39 scientists 70 D-Index: 57 scientists 71 D-Index: 59 scientists 72 D-Index: 46 scientists 73 D-Index: 49 scientists 74 D-Index: 38 scientists 75 D-Index: 35 scientists 76 D-Index: 32 scientists 77 D-Index: 35 scientists 78 D-Index: 31 scientists 79 D-Index: 22 scientists 80 D-Index: 34 scientists 81 D-Index: 31 scientists 82 D-Index: 34 scientists 83 D-Index: 23 scientists 84 D-Index: 18 scientists 85 D-Index: 30 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 20 scientists 89 D-Index: 8 scientists 90 D-Index: 17 scientists 91 D-Index: 7 scientists 92 D-Index: 14 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 12 scientists 97 D-Index: 10 scientists 98 D-Index: 10 scientists 99 D-Index: 12 scientists 100 D-Index: 16 scientists 101 D-Index: 5 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 8 scientists 105 D-Index: 9 scientists 106 D-Index: 13 scientists 107 D-Index: 4 scientists 108 D-Index: 5 scientists 109 D-Index: 10 scientists 110 D-Index: 8 scientists 111+ D-Index: 96 scientists
30 D-Index 111+

This scientist: 41 D-Index — 39th percentile

39% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 111 D-Index or more.

Research.com Recognitions

  • 2008 - IEEE Fellow For contributions to power system voltage stability assessment and control methods

Overview

Venkataramana Ajjarapu is affiliated with Iowa State University in the United States. Their primary field of study is Engineering, with a significant focus in Electrical and Electronic Engineering and Control and Systems Engineering. Their research portfolio includes work in Statistical and Nonlinear Physics, Civil and Structural Engineering, and Artificial Intelligence.

The main topics covered in their research include:

  • Power System Optimization and Stability
  • Microgrid Control and Optimization
  • Optimal Power Flow Distribution
  • Model Reduction and Neural Networks
  • HVDC Systems and Fault Protection
  • Water Systems and Optimization
  • Smart Grid Security and Resilience

Ajjarapu has published numerous papers in notable venues. Frequent publication venues include:

  • IEEE Transactions on Power Systems
  • arXiv (Cornell University)
  • IEEE Transactions on Industry Applications
  • 2022 IEEE Power & Energy Society General Meeting (PESGM)
  • Open Repository and Bibliography (University of Liège)

Among their recent papers are:

  • Definition and Classification of Power System Stability - Revisited & Extended, 2020, IEEE Transactions on Power Systems
  • Stability definitions and characterization of dynamic behavior in systems with high penetration of power electronic interfaced technologies, 2024, Open Repository and Bibliography (University of Liège)
  • Primary Frequency Support Through North American Continental HVDC Interconnections With VSC-MTDC Systems, 2020, IEEE Transactions on Power Systems
  • SMTD Co-Simulation Framework With HELICS for Future-Grid Analysis and Synthetic Measurement-Data Generation, 2021, IEEE Transactions on Industry Applications
  • Data-Driven Identification of Nonlinear Power System Dynamics Using Output-Only Measurements, 2021, IEEE Transactions on Power Systems

Collaborative efforts feature several frequent co-authors, including:

  • Amarsagar Reddy Ramapuram Matavalam
  • Umesh Vaidya
  • Alok Kumar Bharati
  • Muhammad Sarwar
  • Pranav Sharma

Ajjarapu's contributions have been recognized through awards such as the IEEE Fellow honor in 2008, awarded for contributions to power system voltage stability assessment and control methods.

Best Publications

  • Definition and classification of power system stability IEEE/CIGRE joint task force on stability terms and definitions

    P. Kundur;J. Paserba;V. Ajjarapu;G. Andersson

  • The continuation power flow: a tool for steady state voltage stability analysis

    V. Ajjarapu;C. Christy

  • Definition and Classification of Power System Stability – Revisited & Extended

    Nikos Hatziargyriou;Jovica Milanovic;Claudia Rahmann;Venkataramana Ajjarapu

  • Computational techniques for voltage stability assessment and control

    Venkataramana Ajjarapu

  • Review of Challenges and Research Opportunities for Voltage Control in Smart Grids

    Hongbin Sun;Qinglai Guo;Junjian Qi;Venkataramana Ajjarapu

  • Bifurcation theory and its application to nonlinear dynamical phenomena in an electrical power system

    V. Ajjarapu;B. Lee

  • Online Detection of Stealthy False Data Injection Attacks in Power System State Estimation

    Aditya Ashok;Manimaran Govindarasu;Venkataramana Ajjarapu

  • Bibliography on voltage stability

    V. Ajjarapu;B. Lee

  • Real-Time Local Volt/VAR Control Under External Disturbances with High PV Penetration

    Ankit Singhal;Venkataramana Ajjarapu;Jason Fuller;Jacob Hansen

  • Real-time monitoring of short-term voltage stability using PMU data

    Sambarta Dasgupta;Magesh Paramasivam;Umesh Vaidya;Venkataramana Ajjarapu

  • A comprehensive approach for preventive and corrective control to mitigate voltage collapse

    Zhihong Feng;V. Ajjarapu;D.J. Maratukulam

  • An optimal reactive power planning strategy against voltage collapse

    V. Ajjarapu;Ping Lin Lau;S. Battula

  • Dynamic optimization based reactive power planning to mitigate slow voltage recovery and short term voltage instability

    Magesh Paramasivam;Ahmed Salloum;Venkataramana Ajjarapu;Vijay Vittal

  • Stability definitions and characterization of dynamic behavior in systems with high penetration of power electronic interfaced technologies

    Nikos Hatziargyriou;Jovica Milanović;Claudia Rahmann;Venkataramana Ajjarapu

  • Extended Reactive Capability of DFIG Wind Parks for Enhanced System Performance

    R.J. Konopinski;P. Vijayan;V. Ajjarapu

  • Identification of voltage collapse through direct equilibrium tracing

    Z. Feng;V. Ajjarapu;B. Long

  • A practical minimum load shedding strategy to mitigate voltage collapse

    Z. Feng;V. Ajjarapu;D.J. Maratukulam

  • A Novel Online Load Shedding Strategy for Mitigating Fault-Induced Delayed Voltage Recovery

    Hua Bai;V Ajjarapu

  • Wireless Network Design for Transmission Line Monitoring in Smart Grid

    B. Fateh;M. Govindarasu;V. Ajjarapu

  • MW Resource Assessment Model for a Hybrid Energy Conversion System With Wind and Solar Resources

    S. Sarkar;V. Ajjarapu

Frequent Co-Authors

James D. McCalley
James D. McCalley Iowa State University
Vijay Vittal
Vijay Vittal Arizona State University
Ratnesh Kumar
Ratnesh Kumar Iowa State University
Aleksandar M. Stankovic
Aleksandar M. Stankovic Tufts University
Innocent Kamwa
Innocent Kamwa Université Laval
Zhaoyu Wang
Zhaoyu Wang Iowa State University
Thierry Van Cutsem
Thierry Van Cutsem University of Liège
Claudio A. Canizares
Claudio A. Canizares University of Waterloo
Nikos D. Hatziargyriou
Nikos D. Hatziargyriou National Technical University of Athens
Bikash C. Pal
Bikash C. Pal Imperial College London

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Related Online Degrees & Career Pathways

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Additionally, competency based programs focus on mastering practical skills over traditional credit hours. These programs are well-suited for engineers eager to demonstrate hands-on knowledge and accelerate their career growth through personalized learning paths.

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