Search Results - "Saifullah Syed, Khalid"

In-cylinder in-depth combustion investigation for a heavy-duty diesel engine by Ali, Anam, Saifullah Syed, Khalid

“…This present study is part of the design improvement process of a specified high torque low-speed engine. This work aims at carrying out an in-depth analysis…”
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Investigation of nozzle geometry and wall roughness effects on diesel injector flow by Zainab, Saima, Syed, Khalid Saifullah

“…The flow and design of fuel injector nozzles have a considerable influence on the spray and combustion characteristics of a diesel engine. In-cylinder…”
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Thermodynamic optimization in laminar and fully developed flow in double pipe heat exchanger with arrow-shaped extended surfaces: A novel design by Ashraf, Ghazala, Bilal, Sardar, Ishaq, Muhammad, Khalid Saifullah, Syed, Alqahtani, A.S., Malik, M.Y.

“…An innovative design of extended fins in the form of arrow fins is optimized for high performance heat transfer in a double pipe heat exchanger (DPHX). The…”
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Benchmarking of a distributed-memory, high-order discontinuous finite element flow solver on a shared-memory parallel architecture by Ali, Amjad, Farooq, Hamayun, Shahzadi, Gullnaz, Umar, Muhammad, Syed, Khalid Saifullah

“…High-order numerical schemes implemented on high-performance parallel computers are of special interest for contemporary numerical simulations, especially in…”
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Diamond-Shaped Extended Fins for Heat Transfer Enhancement in a Double-Pipe Heat Exchanger: An Innovative Design by Ishaq, Muhammad, Ali, Amjad, Amjad, Muhammad, Syed, Khalid Saifullah, Iqbal, Zafar

“…Heat transfer enhancement in heat exchangers results in thermal efficiency and energy saving. In double-pipe heat exchangers (DPHEs), extended or augmented…”
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DG-FEM based simulation of laminar convection in an annulus with triangular fins of different heights by Ishaq, Muhammad, Syed, Khalid Saifullah, Iqbal, Zafar, Hassan, Ahmad, Ali, Amjad

“…This work presents numerical simulation of laminar forced convection in the fully developed flow through the finned annulus of a double-pipe with triangular…”
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Heat transfer enhancement in finned annulus of elliptic-circular heat exchanger by Ishaq, Muhammad, Ul Haq, Ikram, Saifullah Syed, Khalid

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Improved vocal tract model for the elongation of segment lengths in a real time by Qureshi, Tahir Mushtaq, Syed, Khalid Saifullah

“…In the current work, an efficient approach has been implemented to model the fractional delay in the elongated cylindrical segments of the vocal tract in…”
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Numerical study of conjugate heat transfer in a double-pipe with exponential fins using DGFEM by Ahmad, Waseem, Syed, Khalid Saifullah, Ishaq, Muhammad, Hassan, Ahmad, Iqbal, Zafar

“…•A cost-effective choice of the ratio of conductivities of solid and fluid is around 500.•The exponential fin outperforms triangular fin from 0.02% to…”
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Two dimensional featured one dimensional digital waveguide model for the vocal tract by Qureshi, Tahir Mushtaq, Syed, Khalid Saifullah

“…•A new type of pole-zero transfer function of the vocal tract is obtained.•The results are comparable with the standard two dimensional waveguide model.•The…”
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Non-uniform Rectilinear Grid in the Waveguide Modeling of the Vocal Tract by Qureshi, Tahir Mushtaq, Syed, Khalid Saifullah, Zafar, Asim

“…For many years, a digital waveguide model is being used for sound propagation in the modeling of the vocal tract with the structured and uniform mesh of…”
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