Igor A Bolotnov

A direct numerical simulation study to elucidate the enhancement of heat transfer for nucleate boiling on surfaces with micro-pillars

INTERNATIONAL COMMUNICATIONS IN HEAT AND MASS TRANSFER, 147.

Data-Driven RANS Turbulence Closures for Forced Convection Flow in Reactor Downcomer Geometry

Iskhakov, A. S., Tai, C.-K., Bolotnov, I. A., Nguyen, T., Merzari, E., Shaver, D. R., & Dinh, N. T. (2023, March 16). NUCLEAR TECHNOLOGY, Vol. 3.

Direct Numerical Simulation of Low and Unitary Prandtl Number Fluids in Reactor Downcomer Geometry

Tai, C.-K., Nguyen, T., Iskhakov, A. S., Merzari, E., Dinh, N. T., & Bolotnov, I. A. (2023, June 17). NUCLEAR TECHNOLOGY, Vol. 6.

Direct Numerical Simulation of Single- and Two-Phase Flows for Nuclear Engineering Geometries

Bolotnov, I. A. (2023, July 24). NUCLEAR TECHNOLOGY, Vol. 7.

Direct numerical simulation of heat transfer on a deformable vapor bubble rising in superheated liquid

PHYSICS OF FLUIDS, 35(2).

Direct numerical simulation of microlayer formation and evaporation underneath a growing bubble driven by the local temperature gradient in nucleate boiling

INTERNATIONAL JOURNAL OF THERMAL SCIENCES, 193.

Interface Capturing Flow Boiling Simulations in a Compact Heat Exchanger

ASME JOURNAL OF HEAT AND MASS TRANSFER, 145(4).

Study of Stable Stratification in HiRJET Facility With Direct Numerical Simulation

Tai, C.-K., Mao, J., Petrov, V., Manera, A., & Bolotnov, I. A. (2023, June 9). NUCLEAR SCIENCE AND ENGINEERING, Vol. 6.

Toward Improved Correlations for Mixed Convection in the Downcomer of Molten Salt Reactors

Nguyen, T., Merzari, E., Tai, C.-K., Bolotnov, I. A., & Jackson, B. (2023, July 20). NUCLEAR TECHNOLOGY, Vol. 7.

Validation of RANS-Based Turbulence Models Against High-Resolution Experiments and DNS for Buoyancy-Driven Flow with Stratified Fronts

Mao, J., Vishwakarma, V., Welker, Z., Tai, C. K., Bolotnov, I. A., Petrov, V., & Manera, A. (2023, August 10). NUCLEAR SCIENCE AND ENGINEERING, Vol. 8.

A Perspective on Data-Driven Coarse Grid Modeling for System Level Thermal Hydraulics

Iskhakov, A. S., Tai, C.-K., Bolotnov, I. A., & Dinh, N. T. (2022, September 10). NUCLEAR SCIENCE AND ENGINEERING, Vol. 9.

An adaptive knowledge-based data-driven approach for turbulence modeling using ensemble learning technique under complex flow configuration: 3D PWR sub-channel with DNS data

NUCLEAR ENGINEERING AND DESIGN, 393.

Complex bubble deformation and break-up dynamics studies using interface capturing approach (vol 3, pg 139, 2021)

Fan, Y., Fang, J., & Bolotnov, I. (2022, June). EXPERIMENTAL AND COMPUTATIONAL MULTIPHASE FLOW, Vol. 4, pp. 191–191.

Development of machine learning framework for interface force closures based on bubble tracking data

NUCLEAR ENGINEERING AND DESIGN, 399.

Direct Numerical Simulation of Bubble Formation Through a Submerged "Flute" With Experimental Validation

JOURNAL OF FLUIDS ENGINEERING-TRANSACTIONS OF THE ASME, 144(2).

High-fidelity pool boiling simulations on multiple nucleation sites using interface capturing method

NUCLEAR ENGINEERING AND DESIGN, 399.

Plasma breakdown in bubbles passing between two pin electrodes

JOURNAL OF PHYSICS D-APPLIED PHYSICS, 55(47).

Selected papers from the 2020 International Topical Meeting on Advances in Thermal Hydraulics (ATH'20) Foreword

Bolotnov, I., & Benhamadouche, S. (2022, August 3). NUCLEAR TECHNOLOGY, Vol. 208, pp. III-III.

Detailed Analysis of the Effects of Spacer Grid and Mixing Vanes on Turbulence in a PWR Subchannel Under DFFB Conditions Based on DNS Data

Saini, N., & Bolotnov, I. A. (2021, December 8). NUCLEAR TECHNOLOGY, Vol. 12.

Evaluation of Length Scales and Meshing Requirements for Resolving Two-Phase Flow Regime Transitions Using the Level Set Method

JOURNAL OF FLUIDS ENGINEERING-TRANSACTIONS OF THE ASME, 143(6).

Progress in multiphase computational fluid dynamics

NUCLEAR ENGINEERING AND DESIGN, 374.

Two-Phase Turbulence Statistics from High Fidelity Dispersed Droplet Flow Simulations in a Pressurized Water Reactor (PWR) Sub-Channel with Mixing Vanes

FLUIDS, 6(2).

Annular Flow Simulation Supported by Iterative In-Memory Mesh Adaptation

NUCLEAR SCIENCE AND ENGINEERING, 194(8-9), 676–689.

Exploring Two-Phase Flow Regime Transition Mechanisms Using High-Resolution Virtual Experiments

NUCLEAR SCIENCE AND ENGINEERING, 194(8-9), 708–720.

Interface capturing simulations of bubble population effects in PWR subchannels

NUCLEAR ENGINEERING AND DESIGN, 365.

Interface-Resolved Simulations of Reactor Flows

[Review of ]. NUCLEAR TECHNOLOGY, 206(2), 133–149.

Machine-learning based error prediction approach for coarse-grid Computational Fluid Dynamics (CG-CFD)

PROGRESS IN NUCLEAR ENERGY, 118.

Simulation scaling studies of reactor core two-phase flow using direct numerical simulation

Cambareri, J. J., Fang, J., & Bolotnov, I. A. (2020, March). NUCLEAR ENGINEERING AND DESIGN, Vol. 358.

The evaporation and condensation model with interface tracking

INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER, 150.

Development of a New Contact Angle Control Algorithm for Level-Set Method

JOURNAL OF FLUIDS ENGINEERING-TRANSACTIONS OF THE ASME, 141(6).

Slug-to-churn vertical two-phase flow regime transition study using an interface tracking approach

INTERNATIONAL JOURNAL OF MULTIPHASE FLOW, 115, 196–206.

Direct numerical simulation of reactor two-phase flows enabled by high-performance computing

NUCLEAR ENGINEERING AND DESIGN, 330, 409–419.

Effect of the wall presence on the bubble interfacial forces in a shear flow field

INTERNATIONAL JOURNAL OF MULTIPHASE FLOW, 99, 73–85.

Interface Tracking Investigation of Geometric Effects on the Bubbly Flow in PWR Subchannels

Nuclear Science and Engineering, 193(1-2), 46–62.

Numerical comparison of bubbling in a waste glass melter

ANNALS OF NUCLEAR ENERGY, 113, 380–392.

Bubble tracking analysis of PWR two-phase flow simulations based on the level set method

NUCLEAR ENGINEERING AND DESIGN, 323, 68–77.

Coalescence Prevention Algorithm for Level Set Method

JOURNAL OF FLUIDS ENGINEERING-TRANSACTIONS OF THE ASME, 139(8).

Evaluation of bubble-induced turbulence using direct numerical simulation

INTERNATIONAL JOURNAL OF MULTIPHASE FLOW, 93, 92–107.

High Current C-11 Gas Target Design and Optimization Using Multi-Physics Coupling

WTTC16: PROCEEDINGS OF THE 16TH INTERNATIONAL WORKSHOP ON TARGETRY AND TARGET CHEMISTRY, Vol. 1845.

Interface tracking simulations of bubbly flows in PWR relevant geometries

NUCLEAR ENGINEERING AND DESIGN, 312, 205–213.

Interfacial force study on a single bubble in laminar and turbulent flows

NUCLEAR ENGINEERING AND DESIGN, 313, 345–360.

Multiphase turbulence mechanisms identification from consistent analysis of direct numerical simulation data

Nuclear Engineering and Technology, 49(6), 1318–1325.

Wall-resolved spectral cascade-transport turbulence model

NUCLEAR ENGINEERING AND DESIGN, 320, 309–324.

Interface tracking simulation of phase-change phenomena: boiling and condensation verification

Proceedings of the asme fluids engineering division summer meeting, 2016, vol 1a.

Spectral Analysis of Single- and Two-Phase Bubbly DNS in Different Geometries

Brown, C. S., & Bolotnov, I. A. (2016, November). NUCLEAR SCIENCE AND ENGINEERING, Vol. 184, pp. 363–376.

DNS of turbulent flow with hemispherical wall roughness

JOURNAL OF TURBULENCE, Vol. 16, pp. 225–249.

ESTIMATION OF SHEAR-INDUCED LIFT FORCE IN LAMINAR AND TURBULENT FLOWS

Thomas, A. M., Fang, J., Feng, J., & Bolotnov, I. A. (2015, June). NUCLEAR TECHNOLOGY, Vol. 190, pp. 274–291.

COUPLED DNS/RANS SIMULATION OF FISSION GAS DISCHARGE DURING LOSS-OF-FLOW ACCIDENT IN GENERATION IV SODIUM FAST REACTOR

Behafarid, F., Shaver, D., Bolotnov, I. A., Antal, S. P., Jansen, K. E., & Podowski, M. Z. (2013, January). NUCLEAR TECHNOLOGY, Vol. 181, pp. 44–55.

Influence of Bubbles on the Turbulence Anisotropy

JOURNAL OF FLUIDS ENGINEERING-TRANSACTIONS OF THE ASME, 135(5).

Influence of bubbles on the turbulence anisotropy

Proceedings of the asme fluids engineering division summer meeting, 2012, vol 1, pts a and b, symposia, 695–702.

Multidimensional analysis of fission gas transport following fuel element failure in sodium fast reactor

NUCLEAR ENGINEERING AND DESIGN, 247, 136–146.

Detached direct numerical simulations of turbulent two-phase bubbly channel flow

INTERNATIONAL JOURNAL OF MULTIPHASE FLOW, 37(6), 647–659.

Spectral analysis of turbulence based on the DNS of a channel flow

Computers & Fluids, 39(4), 640–655.

A spectral turbulent cascade model for single- and two-phase uniform shear flows

Journal of Turbulence, 9, N26.