Alexandrina Untaroiu, Ph.D.

Genderless Silhouette
324 Norris Hall
495 Old Turner St.
Blacksburg, VA 24061

Research Areas

  • Biomechanics

Research Interests

  • Computational fluid dynamics
  • Turbomachinery design and applications
  • Seals
  • Fluid film bearings
  • Rotordynamics
  • Optimization
  • Cardiac-assist devices
  • Blood pump design
  • Prediction and quantification of blood damage and thrombosis in medical devices


  • University of Virginia: Ph.D., Mechanical and Aerospace Engineering, 2006
  • University of Virginia: M.S., Mechanical and Aerospace Engineering, 2004
  • Polytechnic University of Bucharest, Romania: B.S., Mechanical Engineering

Recent Publications

Weaver BK, Zhang Y, Clarens A, Untaroiu A, Nonlinear Analysis of Rub Impact in a Three-Disk Rotor and Correction via Bearing and Lubricant Adjustment. ASME J of Engineering for Gas Turbines and Power, 2015, 137(9), 092504.

Weaver BK, Dimond TW, Kaplan JA, Untaroiu A, Clarens AF, Gas-Expanded Lubricant Performance and Effects on Rotor Stability in Turbomachinery. ASME J of Engineering for Gas Turbines and Power, 2015, 137(7), 072601.

Liu C, Untaroiu A, Wood HG, Yan Q, Wei W, Parametric Analysis and Optimization of Inlet Deflection Angle in Torques Converters, ASME Journal of Fluids Engineering, 2015, 137(3): 031101.

Morgan N, Untaroiu A, Migliorini PJ, Wood HG, , Design of Experiments to Investigate Geometric Effects on Fluid Leakage Rate in a Balance Drum Seal, ASME J of Engineering for Gas Turbines and Power, 2015, 137(3): 032501.

Migliorini PJ, Untaroiu A, Wood HG, A Numerical Study on the Influence of Hole-Depth on the Static and Dynamic Performance of Hole-Pattern Seals, ASME Journal of Tribology, 2015, 137(1): 011702.

Untaroiu A, Liu C, Migliorini PJ, Wood HG, Untaroiu CD, Hole-Pattern Seals Performance Evaluation using Computational Fluid Dynamics and Design of Experiment Techniques, ASME J of Engineering for Gas Turbines and Power, 2014, 136(10): 102501.

Miclea-Bleiziffer M, Untaroiu A, Delgado A, Development of a novel design method for marine propellers by computing the exact lift of arbitrary hydrofoils in cascades, J of Ocean Engineering, 2014, 83(): 87-98.

Migliorini PJ, Untaroiu A, Witt CW, Neal, NR, Wood HG, Hybrid Analysis of Gas Annular Seals with Energy Equation.ASME Journal of Tribology, 2014, 136(3): 031704.

Untaroiu A, Hayrapetian V, Untaroiu CD, Wood HG, Schiavello B, McGuire J, On the Dynamic properties of pump liquid seals. ASME Journal of Fluids Engineering, 2013, 135(5): 051104 (10 pages) (DOI).

Kailasan A, Untaroiu A, Swapnil Pravin, Wood HG, Assesment of Thermal Dissipation Effects in a Ventricular Assist Device. Biomedical Sciences Instrumentation, 2013; 49:124-33.