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2019

Boundary layer instabilities on bolt subscale geometry

Thome, J., Knutson, A. L. & Candler, G. V., Jan 1 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Scitech 2019 Forum).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bolts
Mach number
Boundary layers
Decomposition
Geometry

CFD Predictions of High Enthalpy Shocks in Nitrogen

Chandel, D., Nompelis, I., Candler, G. V. & Brandis, A., Jun 2019, AIAA Aviation 2019 Forum. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2019-3078

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Characterization of freestream disturbances in conventional hypersonic wind tunnels

Duan, L., Choudhari, M. M., Chou, A., Munoz, F., Radespiel, R., Schilden, T., Schröder, W., Marineau, E. C., Casper, K. M., Chaudhry, R. S., Candler, G. V., Gray, K. A. & Schneider, S. P., Jan 1 2019, In : Journal of Spacecraft and Rockets. 56, 2, p. 357-368 12 p.

Research output: Contribution to journalArticle

Open Access
hypersonic wind tunnels
Hypersonic aerodynamics
wind tunnel
boundary layer transition
Mach number

Computations of measured pitot-probe spectra using angled freestream disturbances and comparisons to experiments

Chaudhry, R. S., Candler, G. V., Gray, K. A. & Schneider, S. P., Jan 1 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Scitech 2019 Forum).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Acoustics
Hypersonic flow
Geometry
Direct numerical simulation
Wind tunnels

Direct numerical simulation of high-speed transition due to roughness elements

Shrestha, P. & Candler, G. V., Jun 10 2019, In : Journal of Fluid Mechanics. 868, p. 762-788 27 p.

Research output: Contribution to journalArticle

Diamond
Direct numerical simulation
direct numerical simulation
Vortex flow
roughness

Estimation of inflow uncertainties in laminar hypersonic double-cone experiments

Ray, J., Kieweg, S., Dinzl, D., Carnes, B., Weirs, V. G., Freno, B., Howard, M., Smith, T., Nompelis, I. & Candler, G. V., Jan 1 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Scitech 2019 Forum).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hypersonic aerodynamics
Cones
Wind tunnels
Experiments
Fluid dynamics

Freestream disturbance effects on boundary layer instability and transition on the afosr bolt geometry

Kostak, H. E., Bowersox, R. D. W., McKiernan, G. R., Thome, J., Candler, G. V. & King, R. A., Jan 1 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Scitech 2019 Forum).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bolts
Mach number
Boundary layers
Wind tunnels
Geometry

Full Facility Shock Frame Simulations of the Electric Arc Shock Tube

Chandel, D., Brandis, A. & Candler, G. V., 2019.

Research output: Contribution to conferencePaper

Input-output analysis of complex hypersonic boundary layers

Nichols, J. W. & Candler, G. V., Jan 1 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Scitech 2019 Forum).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hypersonic boundary layers
Cones
Mach number
Geometry

Input-output analysis of entropy layer instability on a 35o ogive geometry

Barrett, A. N., Cook, D. A., Thome, J., Nichols, J. W. & Candler, G. V., Jan 1 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Scitech 2019 Forum).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Entropy
Geometry
Direct numerical simulation
Frequency response

Large eddy simulation of supersonic combustion using the flamelet/progress-variable approach and the evolution-variable manifold approach

Mrema, H. F. & Candler, G. V., Jan 1 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Scitech 2019 Forum).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Large eddy simulation
Hypersonic aerodynamics
Compressibility
Propulsion
Air

LES of Subsonic Reacting Mixing Layers

Kartha, A., Subbareddy, P. K. & Candler, G. V., Jan 1 2019, (Accepted/In press) In : Flow, Turbulence and Combustion.

Research output: Contribution to journalArticle

Large eddy simulation
large eddy simulation
grids
flame temperature
simulation
4 Citations (Scopus)

Nonequilibrium flow through porous thermal protection materials, Part I: Numerical methods

Stern, E. C., Poovathingal, S., Nompelis, I., Schwartzentruber, T. E. & Candler, G. V., Mar 1 2019, In : Journal of Computational Physics. 380, p. 408-426 19 p.

Research output: Contribution to journalArticle

nonequilibrium flow
thermal protection
Numerical methods
Ablation
ablation
2 Citations (Scopus)

Nonequilibrium flow through porous thermal protection materials, Part II: Oxidation and pyrolysis

Poovathingal, S., Stern, E. C., Nompelis, I., Schwartzentruber, T. E. & Candler, G. V., Mar 1 2019, In : Journal of Computational Physics. 380, p. 427-441 15 p.

Research output: Contribution to journalArticle

nonequilibrium flow
thermal protection
pyrolysis
Pyrolysis
Oxidation
3 Citations (Scopus)

Rate Effects in Hypersonic Flows

Candler, G. V., Jan 5 2019, In : Annual Review of Fluid Mechanics. 51, p. 379-402 24 p.

Research output: Contribution to journalReview article

hypersonic flow
internal energy
conservation equations
ablation
gases
1 Citation (Scopus)

Reattachment streaks in hypersonic compression ramp flow: An input-output analysis

Dwivedi, A., Sidharth, G. S., Nichols, J. W., Candler, G. V. & Jovanović, M. R., Jan 1 2019, (Accepted/In press) In : Journal of Fluid Mechanics. p. 113-135 23 p.

Research output: Contribution to journalArticle

Architectural Accessibility
hypersonics
Hypersonic aerodynamics
ramps
attachment

Receptivity analysis of bolt to distributed surface roughness using input-output analysis

Cook, D. A., Thome, J. S., Nichols, J. W. & Candler, G. V., Jan 1 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Scitech 2019 Forum).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bolts
Surface roughness
Boundary layers
Direct numerical simulation
Flow fields

Simulating schlieren and shadowgraph images from LES data

Luthman, E., Cymbalist, N., Lang, D., Candler, G. & Dimotakis, P., Aug 1 2019, In : Experiments in Fluids. 60, 8, 134.

Research output: Contribution to journalArticle

Open Access
shadowgraph photography
Large eddy simulation
large eddy simulation
Physical optics
Geometrical optics
1 Citation (Scopus)

Statistical analyses of quasiclassical trajectory data for air dissociation

Chaudhry, R. S. & Candler, G. V., Jan 1 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Scitech 2019 Forum).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Trajectories
Air
Reaction kinetics
Computational fluid dynamics
Mechanics

Verification of a conjugate heat transfer tool with us3d

Reinert, J. D., Dwivedi, A. & Candler, G. V., Jan 1 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Scitech 2019 Forum).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Heat transfer
Heating
Compressible flow
Hypersonic aerodynamics
Heat conduction
2018
1 Citation (Scopus)

An improved ducros sensor for the simulation of compressible flows with shocks

Hendrickson, T. A., Kartha, A. & Candler, G. V., Jan 1 2018, 2018 Fluid Dynamics Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2018-3710. (2018 Fluid Dynamics Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Compressible flow
Sensors
Vorticity
Turbulent flow
4 Citations (Scopus)

Characterization of freestream disturbances in conventional hypersonic wind tunnels

Duan, L., Choudhari, M. M., Chou, A., Munoz, F., Ali, S. R. C., Radespiel, R., Schilden, T., Schröder, W., Marineau, E. C., Casper, K. M., Chaudhry, R. S., Candler, G. V., Gray, K. A., Sweeney, C. J. & Schneider, S. P., Jan 1 2018, AIAA Aerospace Sciences Meeting. 210059 ed. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Aerospace Sciences Meeting, 2018; no. 210059).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hypersonic aerodynamics
Wind tunnels
Mach number
Enthalpy
Boundary layers
1 Citation (Scopus)

Computational study of high speed flow on a sliced cone-flap geometry

Thome, J., Reinert, J. D., Dwivedi, A. & Candler, G. V., Jan 1 2018, 2018 Fluid Dynamics Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2018-3397. (2018 Fluid Dynamics Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hypersonic vehicles
Flaps
Control surfaces
Surface measurement
Hypersonic aerodynamics
1 Citation (Scopus)

Computations of high enthalpy shock propagation in electric arc shock tube (EAST) at NASA ames

Chandel, D., Nompelis, I. & Candler, G. V., Jan 1 2018, AIAA Aerospace Sciences Meeting. 210059 ed. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Aerospace Sciences Meeting, 2018; no. 210059).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Shock tubes
Electric arcs
NASA
Enthalpy
Pipe flow
4 Citations (Scopus)

Direct numerical simulation of BOLT hypersonic flight vehicle

Thome, J., Dwivedi, A., Nichols, J. W. & Candler, G. V., Jan 1 2018, 2018 Fluid Dynamics Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2018-2894. (2018 Fluid Dynamics Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hypersonic aerodynamics
Direct numerical simulation
Boundary layers
Laminar boundary layer
Reynolds number
6 Citations (Scopus)

Direct numerical simulation of mach 6 flow over a cone with a highly swept fin

Knutson, A. L., Gs, S. & Candler, G. V., Jan 1 2018, AIAA Aerospace Sciences Meeting. 210059 ed. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Aerospace Sciences Meeting, 2018; no. 210059).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Direct numerical simulation
Mach number
Cones
Vortex flow
Geometry
1 Citation (Scopus)

Effects of freestream reynolds number and trip height on high-speed transition

Shrestha, P. & Candler, G. V., Jan 1 2018, 2018 Fluid Dynamics Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2018-3533. (2018 Fluid Dynamics Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Power spectral density
Reynolds number
Hypersonic boundary layers
Navier Stokes equations
Mach number

Effects of variable wall temperature distributions on 3D boundary layers

Thome, J., Reinert, J., Dwivedi, A. & Candler, G. V., Jan 1 2018, 22nd AIAA International Space Planes and Hypersonics Systems and Technologies Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2018-5271. (22nd AIAA International Space Planes and Hypersonics Systems and Technologies Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

wall temperature
boundary layers
Boundary layers
Temperature distribution
temperature distribution
7 Citations (Scopus)

Implementation of a nitrogen chemical kinetics model based on ab-initio data for hypersonic CFD

Chaudhry, R. S., Singh, N., Grover, M. S., Schwartzentruber, T. E. & Candler, G. V., Jan 1 2018, 2018 Joint Thermophysics and Heat Transfer Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2018-3439. (2018 Joint Thermophysics and Heat Transfer Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

hypersonics
charge flow devices
reaction kinetics
nitrogen
simulation
2 Citations (Scopus)

Input-output analysis of shock boundary layer interaction

Dwivedi, A., Sidharth, G. S., Candler, G. V., Nichols, J. W. & Jovanović, M. R., Jan 1 2018, 2018 Fluid Dynamics Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2018-3220. (2018 Fluid Dynamics Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Boundary layers
Wavelength
Boundary layer flow
Vorticity
Aviation
3 Citations (Scopus)

Instabilities in mach 6 flow over a cone with a swept fin

Knutson, A. L., Sidharth, G. S. & Candler, G. V., Jan 1 2018, 2018 Fluid Dynamics Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2018-3071. (2018 Fluid Dynamics Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Mach number
Cones
Boundary layers
Vortex flow
Acoustics
3 Citations (Scopus)

LES of the volvo combustion experiment with an ignition-delay variable

Candler, G. V., Kartha, A., Subbareddy, P. K. & Dimotakis, P. E., Jan 1 2018, AIAA Aerospace Sciences Meeting. 210059 ed. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Aerospace Sciences Meeting, 2018; no. 210059).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Ignition
Propane
Experiments
Large eddy simulation
Air
1 Citation (Scopus)

Numerical study of trip spacing in hypersonic boundary layer transition

Shrestha, P. & Candler, G. V., Jan 1 2018, AIAA Aerospace Sciences Meeting. 210059 ed. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Aerospace Sciences Meeting, 2018; no. 210059).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hypersonic boundary layers
Vortex flow
Surface roughness
Laminar boundary layer
Direct numerical simulation
3 Citations (Scopus)

Onset of three-dimensionality in supersonic flow over a slender double wedge

Gs, S., Dwivedi, A., Candler, G. V. & Nichols, J. W., Sep 2018, In : Physical Review Fluids. 3, 9, 093802.

Research output: Contribution to journalArticle

Supersonic Flow
Supersonic flow
Wedge
Dimensionality
Linear stability analysis
5 Citations (Scopus)

Quasiclassical trajectory analysis of nitrogen for high-temperature chemical kinetics

Chaudhry, R. S., Bender, J. D., Schwartzentruber, T. E. & Candler, G. V., Jan 1 2018, In : Journal of thermophysics and heat transfer. 32, 4, p. 833-845 13 p.

Research output: Contribution to journalArticle

trajectory analysis
reaction kinetics
dissociation
nitrogen
collisions
17 Citations (Scopus)

Quasiclassical trajectory analysis of oxygen dissociation via O2,O, and N2

Chaudhry, R. S., Grover, M. S., Bender, J. D., Schwartzentruber, T. E. & Candler, G. V., Jan 1 2018, AIAA Aerospace Sciences Meeting. 210059 ed. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Aerospace Sciences Meeting, 2018; no. 210059).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Trajectories
Oxygen
Computational fluid dynamics
Nitrogen
Potential energy surfaces
1 Citation (Scopus)

Sensitivity of hypersonic flows to distributed surface roughness using input-output analysis

Cook, D. A., Thome, J. S., Brock, J. M., Nichols, J. W. & Candler, G. V., Jan 1 2018, 2018 Fluid Dynamics Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2018-4045. (2018 Fluid Dynamics Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hypersonic flow
Surface roughness
Cones
Boundary layers
Mach number
7 Citations (Scopus)

Simulation and stability analysis of oblique shock-wave/boundary-layer interactions at Mach 5.92

Hildebrand, N., Dwivedi, A., Nichols, J. W., Jovanović, M. R. & Candler, G. V., Jan 2018, In : Physical Review Fluids. 3, 1, 013906.

Research output: Contribution to journalArticle

Simulation Analysis
Oblique
Shock Waves
Shock waves
Bubble
1 Citation (Scopus)

Slip effects in near continuum hypersonic flow over canonical geometries

Bhide, P. M., Singh, N., Nompelis, I., Schwartzentruber, T. & Candler, G., Jan 1 2018, AIAA Aerospace Sciences Meeting. 210059 ed. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Aerospace Sciences Meeting, 2018; no. 210059).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hypersonic flow
Computational fluid dynamics
Geometry
Heat flux
Boundary layers
2 Citations (Scopus)

Subgrid-scale effects in compressible variable-density decaying turbulence

Sidharth, G. S. & Candler, G. V., Jul 10 2018, In : Journal of Fluid Mechanics. 846, p. 428-459 32 p.

Research output: Contribution to journalArticle

scale effect
Thermodynamics
Dilatation
Turbulence
Gases

Transient growth in oblique shock wave/laminar boundary layer interactions at mach 5.92

Hildebrand, N., Nichols, J. W., Candler, G. V. & Jovanović, M. R., Jan 1 2018, 2018 Fluid Dynamics Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2018-3221. (2018 Fluid Dynamics Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laminar boundary layer
Shock waves
Mach number
Boundary layers
Hypersonic boundary layers
8 Citations (Scopus)

Understanding effects of nose-cone bluntness on hypersonic boundary layer transition using input-output analysis

Cook, D. A., Thome, J. S., Brock, J. M., Nichols, J. W. & Candler, G. V., Jan 1 2018, AIAA Aerospace Sciences Meeting. 210059 ed. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Aerospace Sciences Meeting, 2018; no. 210059).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nose cones
Hypersonic boundary layers
Cones
Hypersonic flow
Boundary layers

Wall-modeled large eddy simulation of supersonic combustion using flamelet/progress-variable modeling

Mrema, H. F. & Candler, G. V., Jan 1 2018, 2018 Joint Propulsion Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA 2018-4561. (2018 Joint Propulsion Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hypersonic vehicles
Large eddy simulation
Compressibility
Flow fields
Computational fluid dynamics
2017
26 Citations (Scopus)

Assessment of predictive capabilities for aerodynamic heating in hypersonic flow

Knight, D., Chazot, O., Austin, J., Badr, M. A., Candler, G., Celik, B., Rosa, D. D., Donelli, R., Komives, J., Lani, A., Levin, D., Nompelis, I., Panesi, M., Pezzella, G., Reimann, B., Tumuklu, O. & Yuceil, K., Apr 2017, In : Progress in Aerospace Sciences. 90, p. 39-53 15 p.

Research output: Contribution to journalReview article

Aerodynamic heating
Hypersonic flow
Hypersonic aerodynamics
Computational fluid dynamics
Plant startup
5 Citations (Scopus)

Characterization of carbon ablation models including effects of gas-phase chemical kinetics

Candler, G. V., Alba, C. R. & Greendyke, R. B., Jan 1 2017, In : Journal of thermophysics and heat transfer. 31, 3, p. 512-526 15 p.

Research output: Contribution to journalArticle

ablation
reaction kinetics
vapor phases
carbon
surface reactions
7 Citations (Scopus)

Computing measured spectra from hypersonic pitot probes with flow-parallel freestream disturbances

Chaudhry, R. S. & Candler, G. V., Jan 1 2017, In : AIAA journal. 55, 12, p. 4155-4166 12 p.

Research output: Contribution to journalArticle

Parallel flow
Hypersonic aerodynamics
Transfer functions
Direct numerical simulation
Amplification
4 Citations (Scopus)

Coupled conjugate heat transfer simulation for a scramjet inlet at Mach 8

Reinert, J. D., Nompelis, I. & Candler, G. V., Jan 1 2017, 23rd AIAA Computational Fluid Dynamics Conference, 2017. American Institute of Aeronautics and Astronautics Inc, AIAA, (23rd AIAA Computational Fluid Dynamics Conference, 2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Mach number
Heat transfer
Hypersonic inlets
Hypersonic vehicles
Fluids
19 Citations (Scopus)

Direct simulation of hypersonic crossflow instability on an elliptic cone

Dinzl, D. J. & Candler, G. V., Jan 1 2017, In : AIAA journal. 55, 6, p. 1769-1782 14 p.

Research output: Contribution to journalArticle

Hypersonic aerodynamics
Cones
Surface roughness
Reynolds number
Wavelength

Dynamic mode decomposition of trip-induced hypersonic boundary layer transition

Shrestha, P., Nichols, J. W., Candler, G. V. & Jovanović, M. R., Jan 1 2017, 47th AIAA Fluid Dynamics Conference, 2017. American Institute of Aeronautics and Astronautics Inc, AIAA, (47th AIAA Fluid Dynamics Conference, 2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hypersonic boundary layers
Surface roughness
Decomposition
Vortex flow
Flow structure
11 Citations (Scopus)

Finite-rate oxidation model for carbon surfaces from molecular beam experiments

Poovathingal, S., Schwartzentruber, T. E., Murray, V. J., Minton, T. K. & Candler, G. V., Jan 1 2017, In : AIAA journal. 55, 5, p. 1644-1658 15 p.

Research output: Contribution to journalArticle

Molecular beams
Oxidation
Carbon
Carbon monoxide
Experiments