Vladimir T. Portman

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Research Focus

Key Achievements

Top Papers

1. 1
   Stiffness Evaluation of Machines and Robots: Minimum Collinear Stiffness Value Approach

   26 citations · 2011
2. 2
   Evaluation and optimization of dynamic stiffness values of the PKMs: Collinear stiffness value approach

   24 citations · 2014
3. 3
   Robot stiffness evaluability problem: Solution by Schur complements and collinear stiffness values

   14 citations · 2021
4. 4
   Wrench transformation technique for robot stiffness evaluation: Direct sum based solution and application to kinetostatic indices

   9 citations · 2020
5. 5
   Tripod robot with cylindrically actuated limbs: Structure and kinematics

   8 citations · 2002
6. 6
   Machine Stiffness Rating: Characterization and Evaluation in Design Stage

   7 citations · 2015
7. 7
   Drives’ stiffness of 5-axis machine designs: Evaluation and comparison by Schur complement eigenvalues

   6 citations · 2023
8. 8
   Robot stiffness theory reconsideration based on Schur complement eigenvalues: Extension to GSP dynamic stiffness evaluation

   5 citations · 2023
9. 9
   Mechanics of Accuracy in Engineering Design of Machines and Robots Volume I: Nominal Functioning and Geometric Accuracy

   4 citations · 2018
10. 10
    Stiffness Evaluation of Machines and Robots: Minimum Collinear Stiffness Value Approach

    4 citations · 2008

Key Collaborators