Search Results - "Chandran, Dileep"

An energy-efficient pathway to turbulent drag reduction by Marusic, Ivan, Chandran, Dileep, Rouhi, Amirreza, Fu, Matt K., Wine, David, Holloway, Brian, Chung, Daniel, Smits, Alexander J.

“…Simulations and experiments at low Reynolds numbers have suggested that skin-friction drag generated by turbulent fluid flow over a surface can be decreased by…”
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Failure behavior and mechanical properties in the resistance spot welding of quenched and partitioned (Q&P) steels by Figueredo, Bruna, Ramachandran, Dileep Chandran, Macwan, Andrew, Biro, Elliot

“…This study consisted of a comparative evaluation of the mechanical properties and failure behavior of QP980 steel with those of DP980 steel spot welds…”
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Near-Wall Flow Statistics in High-Reτ Drag-Reduced Turbulent Boundary Layers by Deshpande, Rahul, Zampiron, Andrea, Chandran, Dileep, Smits, Alexander J., Marusic, Ivan

“…Manipulating the organized flow in the near-wall region of a turbulent boundary layer is a direct path to achieving skin-friction drag reduction. However,…”
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Effect of Paint Baking Treatment on Mechanical Properties of Resistance Spot Welded Q&P 980 Steel by Ramachandran, Dileep Chandran, Salandari-Rabori, Adib, Midawi, Abdelbaset R. H., Macwan, Andrew, Biro, Elliot

“…This study investigates the impact of paint baking on the macro and micro-mechanical properties of resistance spot welds in quenched and partitioned 980…”
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A study on improving the mechanical performance by controlling the halo ring in the Q&P 980 steel resistance spot welds by Ramachandran, Dileep Chandran, Figueredo, Bruna, Sherepenko, Oleksii, Jin, Woosung, Park, Yeong-Do, Biro, Elliot

“…This study focuses on improving the mechanical performance of third-generation Q&P steel resistance spot welds using a double-pulse welding cycle. Single and…”
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Effect of paint baking on the fusion boundary softening and fracture behavior of Q&P 980 steel resistance spot welds by Ramachandran, Dileep Chandran, Betiku, Olakunle Timothy, Shojaee, Mohammad, Salandari-Rabori, Adib, Midawi, Abdelbaset R.H., Kim, Ji-Ung, Bakhtiari, Reza, Macwan, Andrew, Biro, Elliot

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The Effect of the Hyperstoichiometric Ti/N Ratio Due to Excessive Ti on the Toughness of N-Controlled Novel Fire- and Seismic-Resistant Steels by Ramachandran, Dileep Chandran, Murugan, Siva Prasad, Moon, Joonoh, Lee, Chang-Hoon, Park, Yeong-Do

“…The toughness of the base material (BM) and the coarse-grain heat-affected zone (CGHAZ) of N-controlled fire- and seismic-resistant (FSR) steels (FSR1: 0.03Ti,…”
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Prediction of Mechanical Properties in the Sub-Critical Heat Affected Zone of AHSS Spot Welds Using Gleeble Thermal Simulator and Hollomon-Jaffe Model by Midawi, Abdelbaset R. H., Sherepenko, Oleksii, Ramachandran, Dileep Chandran, Akbarian, Shima, Shojaee, Mohammad, Zhang, Tingting, Ghassemi-Armaki, Hassan, Worswick, Michael, Biro, Elliot

“…Measuring the mechanical properties of weld Heat Affected Zone (HAZ) remains one of the main challenges in the failure analysis of spot-welded components. Due…”
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A comprehensive evaluation of tempering kinetics on 3rd generation advanced high strength steels by Ramachandran, Dileep Chandran, Midawi, Abdelbaset R.H., Shojaee, Mohammad, Sherepenko, Oleksii, Ghassemi-Armaki, Hassan, Biro, Elliot

“…Emerging third-generation advanced high strength steels (3G AHSS) grades are being increasingly considered for autobody applications owing to their complex…”
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Conjugate Heat Transfer Study of Combined Impingement and Showerhead Film Cooling Near NGV Leading Edge by Chandran, Dileep, Prasad, B. V. S. S. S.

“…A computational and experimental study is carried out on the leading edge region of a typical gas turbine NGV, cooled by a combination of impingement and…”
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Effect of Microstructural Constituents on Fusion Zone Corrosion Properties of GMA Welded AA 5083 with Novel Al–Mg Welding Wires of High Mg Contents by Ramachandran, Dileep Chandran, Murugan, Siva Prasad, Kim, Young-Min, Kim, Dongcheol, Kim, Gwang-Gook, Nam, Dae-Geun, Jeong, Chanyoung, Do Park, Yeong

“…The corrosion behavior of fusion zones (FZ-1: 5.39 Mg–0.66Mn, FZ-2: 5.49 Mg–0.35Mn, and FZ-3: 5.72 Mg–0.32Mn) of AA5083 alloy welded with high Mg-containing…”
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Microstructural Evolution and Formation Mechanism of the Halo Ring in Resistance Spot Welded Third Generation Advanced High Strength Steel by Ramachandran, Dileep Chandran, Salandari-Rabori, Adib, Macwan, Andrew, Biro, Elliot

“…The microstructure of the halo ring has been studied in quenched and partitioned (Q&P) steel resistance spot welds. The TEM and EBSD characterizations revealed…”
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Role of bainitic microstructures with M-A constituent on the toughness of an HSLA steel for seismic resistant structural applications by Ramachandran, Dileep Chandran, Moon, Joonoh, Lee, Chang-Hoon, Kim, Sung-Dae, Chung, Jun-Ho, Biro, Elliot, Park, Yeong-Do

“…Fracture toughness of the coarse-grained heat-affected zone (CGHAZ) of fusion welded HSLA steel is severely reduced at low temperatures with the combination of…”
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Improving the mechanical performance of press-hardened steel resistance spot welds via in-situ grain refinement by Betiku, Olakunle Timothy, Ramachandran, Dileep Chandran, Ghatei-Kalashami, Ali, DiGiovanni, Christopher, Sherepenko, Oleksii, Ghassemi-Armaki, Hassan, Biro, Elliot

“…This study investigates the effect of in-situ post-weld heat treatment (PWHT) parameters on the microstructural changes at the edge of the fusion zone (FZ) of…”
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Effect of Paint Baking Treatment on Mechanical Properties of Resistance Spot Welded Q&P 980 Steel by Ramachandran, Dileep Chandran, Salandari-Rabori, Adib, Midawi, Abdelbaset R. H., Macwan, Andrew, Biro, Elliot

“…This study investigates the impact of paint baking on the macro and micro-mechanical properties of resistance spot welds in quenched and partitioned 980…”
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Near-Wall Flow Statistics in High-$$Re_{\tau }$$ Drag-Reduced Turbulent Boundary Layers by Deshpande, Rahul, Zampiron, Andrea, Chandran, Dileep, Smits, Alexander J., Marusic, Ivan

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Classification of martensite-austenite constituents according to its internal morphology in high-strength low alloy steel by Ramachandran, Dileep Chandran, Kim, Sung-Dae, Moon, Joonoh, Lee, Chang-Hoon, Chung, Jun-Ho, Biro, Elliot, Park, Yeong-Do

“…[Display omitted] •M-A constituents are characterized according to its internal morphologies.•Blocky M-A constituents are all with a type 3 internal…”
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Are surgical masks manufactured from sterilisation wrap safe? by Grigg, Sam E, Zampiron, Andrea, Akbaridoust, Farzan, Chandran, Dileep, Holmes, Natasha E, Johnson, Paul D R, Marusic, Ivan, Jones, Daryl

“…Due to regional shortages some health services have proposed using surgical masks manufactured from sterilisation wrap. However, there has been little…”
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On the relationship between manipulated inter-scale phase and energy-efficient turbulent drag reduction by Deshpande, Rahul, Chandran, Dileep, Smits, Alexander J, Marusic, Ivan

“…Journal of Fluid Mechanics 2023, Volume 972, A12 We investigate the role of inter-scale interactions in the high-Reynolds number skin-friction drag reduction…”
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Turbulent drag reduction by spanwise wall forcing. Part 1: Large-eddy simulations by Rouhi, Amirreza, Fu, Matt K, Chandran, Dileep, Zampiron, Andrea, Smits, Alexander J, Marusic, Ivan

“…Turbulent drag reduction through streamwise travelling waves of spanwise wall oscillation is investigated over a wide range of Reynolds numbers. Here, in Part…”
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