Güncel Gönderiler: Gemi İnşaatı ve Gemi Makineleri Mühendisliği Bölümü Koleksiyonu
Toplam kayıt 65, listelenen: 21-40
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UNCERTAINTY QUANTIFICATION OF SELF-PROPULSION ANALYSES WITH RANS-CFD AND COMPARISON WITH FULL-SCALE SHIP TRIALS
(University of Zagreb - Faculty of Mechanical Engineering and Naval Architecture, 2022)RANS-CFD is a well-established tool with widespread use in maritime industry and research. Valuable information might be extracted from the results of such simulations in terms of ship resistance and flow field variables. ... -
A DECISION-MAKING PROCESS FOR SELECTION OF BETTER SHIP MAIN DIMENSIONS WITH THE EEDI REQUIREMENT
(Society of Naval Architects and Marine Engineers, 2022)As the main dimensions of a ship, are vital on the performance of a vessel, major improvements in performance may be achieved by selecting “better” main dimensions. This paper proposes to integrate in the design technique ... -
Morphology evolution of self-same nanocomposites hybridized with jumbo-sized particles
(John Wiley and Sons Inc, 2022)This article reports the production, morphological analyzes, and application of electrospun self-same nanocomposites with milled carbon fibers (MCFs). The new hybridized structure was also incorporated into conventional ... -
Effect of Razavy potential well parameters on the optical rectification, second, and third harmonic generation coefficients of Razavy quantum well in the presence of electric, magnetic, and THz laser fields
(Springer, 2022)The paper presents the nonlinear optical rectification, second and third harmonic generation properties of a quantum well-formed within AlGaAs/GaAs heterostructures under the Razavy potential function. The effects of well ... -
An Acoustic Add-Drop Filter in a Phononic Crystal for High-Sensitivity Detection of Methanol in Ethanol in the Liquid Phase
(Institute of Electrical and Electronics Engineers, 2022)An add-drop filter based on linear waveguides coupled through a ring resonator in a two-dimensional phononic crystal is introduced and its operation in detecting methanol concentration in ethanol is numerically investigated. ... -
Effects of external fields on the nonlinear optical properties of an n-type quadruple δ-doped GaAs quantum wells
(Springer, 2022)Linear, third-order, total optical absorption and relative refractive index change coefficients are investigated for an n-type δ-doped GaAs/AlxGa1-xAs quadruple quantum well with electric, magnetic as well as laser fields ... -
Nonlinear surface SH waves in a half-space covered by an irregular layer
(Springer, 2022)Research on the shear horizontal (SH) waves propagating in a nonlinear elastic half-space coated with a nonlinear elastic layer having slow variation in the boundary surfaces is presented. It is assumed that both the free ... -
Theoretical simulation of optical absorption coefficients in heterostructure based on semi-parabolic-double quantum wells
(Springer, 2022)In this work, we have performed a numerical calculation to obtain the lowest three electron subband energy levels and their density of probabilities in a n-doped heterostructure constituted by double semi parabolic quantum ... -
An investigation into the nonlinear effects in the roll motion of 2-D bodies by SPH method
(Elsevier, 2022)Nonlinear effects in the roll motion of a 2–D body in the free surface are investigated by utilizing the Smoothed Particle Hydrodynamics (SPH) method. The continuity and Navier–Stokes equations are solved by employing the ... -
A study on sub-work based work package determination methodology for shipyards
(Taylor and Francis, 2021)Indexed keywords SciVal Topics Metrics Abstract Shipyards face tough problems such as ineffective production control and poor planning. Identifying appropriate work packages is one of the challenges of ship production ... -
Dynamics of double emulsion interfaces under the combined effects of electric field and shear flow
(Springer, 2021)In this paper, the dynamics of a 2D double emulsion under the combined effects of the electric field and shear flow are studied by using an incompressible smoothed particle hydrodynamics (ISPH) method. Six different systems ... -
The non-resonant intense laser field effects on the binding energies and the nonlinear optical properties of a donor impurity in Rosen–Morse quantum well
(Springer, 2022)We analyze the influence of electron–donor impurity interaction as well as of a high-frequency non-resonant intense laser field on the intraband linear, third-order nonlinear, and total optical absorption coefficients in ... -
High performance CFD simulations of sloshing in a moving tank with SPH method
(American Institute of Physics, 2021)The aim of this work is modeling of sway-sloshing motion in a partially filled rectangular tank while different frequency of motions are enforced. Within the study, a CFD code based on Smooth Particle Hydrodynamics (SPH) ... -
A generalized hybrid smoothed particle hydrodynamics–peridynamics algorithm with a novel Lagrangian mapping for solution and failure analysis of fluid–structure interaction problems
(Elsevier, 2022)Fluid–structure interaction problems (FSI) are omnipresent in a wide variety of engineering fields and includes highly non-linear physics such as violent free-surface flow, complex interfacial and inter-phase interactions, ... -
Determination of methanol concentration in ethanol in liquid phase by a phononic crystal Mach-Zehnder interferometer
(Physical Societies of the Nordic Countries, 2021)A practical and portable ultrasonic interferometric sensor to detect methanol concentration in ethanol in the liquid phase is numerically investigated. For high-sensitivity operation, the sensor is designed as a Mach-Zehnder ... -
A decision-making process for the selection of better ship main dimensions by a Pareto frontier solution
(Elsevier, 2021)Initial ship design necessitates the evaluation of main ship parameters to obtain a feasible design solution satisfying the objectives. Traditionally, relationship between main dimensions and design parameters of proven ... -
An investigation on the solvent based carbon capture and storage system by process modeling and comparisons with another carbon control methods for different ships
(Elsevier, 2021)This study investigates the effects of hydraulic design parameters of separation columns on the effectiveness of the solvent-based carbon capture and storage (CCS) systems and performs the cost analyses of CCS systems for ... -
Optical properties of a GaAs quantum well with new type of hyperbolic confinement potential: Effect of structure parameters and intense laser field
(Elsevier, 2021)In this present study, we have investigated theoretically the effect of structure parameters ( and ) and high-frequency intense laser field (ILF) on the linear and nonlinear optical properties of a GaAs quantum well (QW) ... -
Sharp bends of phononic crystal surface modes
(Iop Publishing Ltd, 2015)Sharp bending of surface waves at the interface of a two-dimensional phononic crystal (PnC) of steel cylinders in air and the method of using a diagonally offset cylindrical scatterer are numerically demonstrated by ... -
Low-concentration liquid sensing by an acoustic Mach-Zehnder interferometer in a two-dimensional phononic crystal
(Iop Publishing Ltd, 2015)Mach-Zehnder interferometer formed by liquid-filled linear defect waveguides in a two-dimensional phononic crystal is numerically realized for sensing low concentrations of an analyte. The waveguides in the square phononic ...
