Department of Mechanical Engineering

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Recent Submissions

Optimized Multi-Unmanned Aerial Vehicle Coverage Path Planning for Efficient Solar Panel Cleaning: A Rectilinear and Vehicle Routing Problem-Based Approach Ghaziani, Matin; Yaman, Ulaş; Turgut, Ali Emre (2026-07-01) This study proposes a novel methodology for efficient multi-unmanned aerial vehicle (UAV) coverage path planning (CPP) tailored to solar panel cleaning applications. The approach incorporates rectilinear path planning and ...
GPU-Accelerated ILES of Weakly Compressible Flows Using a Galerkin–Boltzmann Formulation Ata, Onur; Aygün, Atakan; Karakuş, Ali (2026-06-03) We present a high-order implicit large-eddy simulation (ILES) approach for nearly incompressible flows based on a nodal discontinuous Galerkin (DG) discretization of the continuous Boltzmann equations. The compact, low-dis...
Towards developing an add-on module to estimate attacker position for unmanned aerial vehicles Bakırcıoğlu, Veli; Şenyayla, Ozan; ARIKAN, KUTLUK BİLGE; Turgut, Ali Emre; Şahin, Erol (2026-06-01) Mini and micro unmanned aerial vehicles (mUAVs), which are often used as “eyes-in-the-sky” in defense applications are often vulnerable to sniper attacks coming from the ground. In this study, we propose an add-on defense ...
Thermal Storage vs. Battery Storage in Urban Microgrids: A Techno-Economic Assessment of Hybrid PV–PTC–ORC Systems with Storage Medghalchi, Zahra; Taylan, Onur (2026-05-01) This study evaluates the techno-economic performance of hybrid solar energy systems designed for urban microgrids, with a particular focus on the role of thermal energy storage (TES) as an alternative to battery energy sto...
GPU Accelerated Discontinuous Galerkin Solutions of Galerkin-Boltzmann Formulations for Nearly Incompressible Flows on Moving Meshes Aygün, Atakan; Ata, Onur; Karakuş, Ali (2026-03-06) In this talk, we introduce an arbitrary Lagrangian-Eulerian (ALE) formulation of the Galerkin-Boltzmann method, which recovers the Navier–Stokes equations in the nearly incompressible regime. A perfectly matched laye...
Nonlinear identification of jointed connections using nonlinear internal force identification method Ahi, Tahsin; Ciğeroğlu, Ender; Soleimani, Hossein; Özgüven, Hasan Nevzat (Springer Science and Business Media LLC, 2026-3-4) This paper presents a new method for identifying the nonlinear parameters of a connection used to couple two structures. The proposed Nonlinear Internal Force Identification Method (NIFIM) calculates the nonlinear internal...
Sürdürülebilir Türkiye için Solar Termal Teknolojileri Çalıştayı Sonuç Bildirgesi Taylan, Onur; Eryilmaz, Hande; Erden Topal, Yelda; Derin Güre, Pınar; Baker, Derek Keıth (2026-03-01)
Microstructure-Level Investigation of Nanoparticle Transport in Collagen Hydrogels for Advancing Nanomedicine Design and Delivery Strategies Akalin, Ali Aykut; Dağıstan, Ege; Özçelikkale, Altuğ (2026-02-17) The clinical translation of nanomedicine is often hindered by inefficient delivery, with the dense extracellular matrix (ECM) posing a significant physical barrier to transport. A predictive understanding of how nanopartic...
Integrated framework for in-process modal analysis and tool–workpiece engagement detection Kaçan, Samet Can; Çalışkan, Hakan (2026-02-01) This paper presents an Extended Kalman Filter (EKF)-based real-time methodology for in-process modal identification and tool–workpiece engagement detection in milling operations. Unlike conventional offline Experimental Mo...
A Tutorial on Quasi-Linearization in Analytical and Experimental Analysis of Nonlinear Systems Özgüven, Hasan Nevzat (2026-1-21) Quasi-linearization represents a paradigm shift in nonlinear structural dynamics enabling us to analyze nonlinear systems using the tools of linear system analysis. This tutorial will cover the fundamentals of analytical a...
Modal Coupling of Systems with Nonlinear Connections Camcı, Sezer M.; Özer, Mehmet Bülent; Özgüven, Hasan Nevzat (2026-1-21)
Nonlinear vibrations and modal interactions in rotating pre-twisted blades with thickness and chord variations using high-fidelity models with DICFs and PA Lotfan, Saeed; Ciğeroğlu, Ender (2026-01-01) This study presents a high-fidelity investigation into the coupled in-plane and out-of-plane nonlinear vibration characteristics and modal interactions of rotating pre-twisted blades with variable thickness and chord lengt...
MIP-on-the-flow: Molecularly imprinted polymers in microfluidic sensing systems Okan, Meltem; Sanko, Vildan; Yıldırım, Ender; Tekin, H. Cumhur; Külah, Haluk (2026-01-01) The integration of molecularly imprinted polymers (MIPs) with microfluidic systems has emerged as a powerful strategy for developing selective and sensitive analytical platforms. As "artificial receptors," MIPs offer robus...
Cladded Porous Material Integrated Pin Fin Heat Sink Performance Evaluation Yılmaz, Deniz Alp; Bayer, Özgür; SOLMAZ, İsmail (2026-01-01) As electronics and informatics technology progress, there is an increasing need for more efficient cooling methods in electronics. Open-cell metal foams provide a unique solution by combining the strength of metals with th...
Performance evaluation of copper cold plates manufactured via metal fused filament fabrication and alternative methods Bacikoglu, Mehmet Canberk; Yaman, Ulaş (2026-01-01) Additive Manufacturing (AM) provides notable advantages over traditional manufacturing techniques, particularly for creating parts with intricate geometries from diverse materials (Frazier, J Mater Eng Perform 23:1917–1928...
A local correlation-based algebraic transition model in k-ω SST formulation Okumu, Bilal; Baran, Özgür Uğraş; Baş, Onur (2026-01-01) A new correlation-based algebraic transition model using local variables is proposed. Instead of solving an additional transport equation for intermittency, the model employs an intermittency function that controls the sou...
Pseudo-3D Modeling of Grooved Heat Pipes ÇORUMLU, VAHİT; Dursunkaya, Zafer; Çetin, Barbaros (2026-01-01) Grooved heat pipes are critical passive heat transfer devices widely employed in heat transfer and electronics cooling applications due to their superior reliability and capability of transferring high heat loads with smal...
Assessment of Sintered Wick Heat Pipe Performance Yener, Şükrü Kaan; Çetin, Barbaros; Dursunkaya, Zafer (2026-01-01) With ongoing technological advancements, efficient thermal management has become a critical engineering challenge, particularly in aerospace and electronics applications. Owing to their passive operation, high reliability,...
Innovative Groove Designs for Enhanced Flat-Grooved Heat Pipe Performance Gökçe, Gökay; Çetin, Barbaros; Dursunkaya, Zafer (2026-01-01) Grooved heat pipes are highly efficient thermal management devices widely used in various industrial applications. Historically, research efforts have focused on conventional groove geometries, such as rectangular, trapezo...
Characterization of PCM melting behavior in a cavity including the effect of forced convection Adl, Houman Farshineh; Bayer, Özgür (2025-12-15) Enhancing heat transfer efficiency is crucial for improving the performance of systems designed for heat dissipation and thermal storage. Phase change materials (PCMs) offer favorable thermal characteristics but are hinder...

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