In this research, numerical simulations of turbulent flow in a modified parabolic trough solar collector with novel design inserted fins along the absorber tube was carried out. The clarity and purpose incorporating into is to improve efficiency heat transfer process. These were as repeat sets, each set has an increasing height fins. 3D conducted based on finite volume approach utilizing ANSYS FLUENT program. obtained data are displayed two different sections. first section, investigations...

The previous literature showed that there have been many studies focusing on some specific aspects of single-pass solar air collectors, such as the effects number passes, shape fins, and their thermal performance. Also, effect efficiency accompanied by existence these fins has interest studies. A few research types are dealing with using porous materials (Metal foam) to improve Therefore, an experimental apparatus was designed fabricated study Metal Foam (MF) performance collectors....

This research is carried out to investigate and examine the critical benefits significant contributions of integrating nanoparticles into ETSC system enhance thermal efficiency, performance, temperature out, energy storage ETSC. The Simcenter STAR-CCM+ 2022.1 software package implemented numerical analysis simulations. Further, a comparative conducted on two case studies validate role employing aluminum oxide nanomaterial in solar collector its efficiency improve performance heat transfer,...

This research aims to improve thermal performance and compare the of two common crystalline PV panel types (Mono poly). Modules with a back-cooling system were designed numerically analyzed SolidWorks ANSYS-Fluent-2021-R2 for simulation under Baghdad weather at noon. The cooling used consists phase-change material, paraffin wax (RT55), thickness 5 cm heatsink 33 fins heights 10, 20, 30 mm thicknesses 2, 4, 6 mm. select best height 1, 3, 5, 20 examined. result showed that polycrystals,...

This research investigates the effectiveness of composite coatings in preventing corrosion petroleum pipelines, focusing on computational methods for thermal and structural analysis. A 3-meter section a Basra, Iraq pipeline was selected evaluation. The study begins by establishing baseline with an uncoated pipeline, followed applying both internally externally. Finite Element Analysis (FEA) is used to assess integrity under high pressure perform detailed numerical heat transfer analysis over...

This study presents an analysis of precision control for the KUKA KR R900-2 robotic arm during welding operations along predefined circular and square paths, emphasizing use image processing navigation. The research compares performance Proportional-Integral-Derivative (PID) Model Reference Adaptive Control (MRAC) systems in maintaining accuracy, especially with complex geometries. By integrating SOLIDWORKS design MATLAB processing, demonstrates how combining computer-aided advanced enhances...

The engine's power stroke involves injecting LN2 into the cylinder at top dead centre, allowing nitrogen and air gas to escape. This process, without combustion, overcomes engine friction losses, enabling intake, compression, output power. Previous studies have focused on improving diesel efficiency by adding materials like hydrogen, NO2, clean gasoline, ammonia, LN2, NO, NOX altering design spark plugs. study explores potential benefits of liquid nitrogen-fuelled automobile engines despite...

Wind power became easy to access, clean, safe and cost-competitive among all renewable energy sources. It one of the fastest-growing resources in electricity generation. The wind Horizontal axis turbine (HAWT) is proportional swept area. A multi-rotor can increase area an array or a large diameter single rotor. Rotor sizes are continuously expanding with mature technology. In this research, study was carried out describe flow simulation two-rotor, three-blade, ducted horizontal-axis evaluate...

The current study aims to reduce the hot corrosion issues in steam turbines for Al-Mussaib thermal power stations. To gain aim of study, many experimental tests were conducted by taking a sample from an existing broken turbine blade identify alloy composition and preparing samples with exact powder metallurgy method, then using electro-deposition method coat prepared three different coating composite materials consists TiO2 ratios (5, 10 15) g/l 5 SiO2 added Watt's solution. verify...

Abstract Today, the use of alternative fuels that have plant origin has attracted attention most countries because these emit less pollution. In this research, bioethanol production been evaluated considering solar energy sources. present study, possibility developing net-zero concepts in a as one consumed industries field bio-systems country from technical and economic perspective was investigated. The purpose research is to model with aim achieving zero net using photovoltaic system....

This paper examines the use of eco-composites for manufacturing prosthetic sockets, especially those reinforced by natural fibers. The composites under investigation are hybrid, with a matrix laminating polyurethane resin (in an 80:20 ratio) combined bamboo and kenaf fibers, as well carbon fiber perlon synthetic mechanical properties studied focus on impact different types. composite materials were constructed in three groups, each consisting ten layers. first group had four perlon, two...

This study focuses on the design and analysis of a compound die, essential in sheet metal processing.A product from market, defined by specific dimensions, is selected for detailed representation SOLIDWORKS.The guided mathematical modeling, aims to optimize thickness each component, considering impact cutting forces.Executed SOLIDWORKS, then subjected comprehensive structural using ANSYS Workbench.This phase evaluates stress levels, deformations, safety factors.A critical element this...

In this study, the efficacy of aluminum oxide (Al2O3) nanofluids at a 2% concentration for enhancing heat transfer in shell and tube exchangers is evaluated. By employing SOLIDWORKS innovative design Computational Fluid Dynamics (CFD) simulation, an improvement efficiency over traditional hot water systems identified. Emphasizing unique properties Al2O3 augmenting rates, role advanced CAD simulation tools engineering practices highlighted. Results confirm nanofluids' benefits improving...

This research focuses on optimizing the design of solar stills to determine ideal glass cover tilt angle for maximum distillate productivity, tailored specifically Baghdad's climate and time constraints. Utilizing SOLIDWORKS modeling ANSYS CFD simulations, study analyzes custom July 25th, 2023. MATLAB algorithms, developed based ambient conditions key heat transfer equations, perform numerical analysis compute hourly output angles ranging from 25° 40° during 9 a.m. 5 p.m. operational...

Internal, or liquid-suction, heat exchangers are used with the primary goal of ensuring entry refrigerant in liquid phase to expansion device. The greatest COP gain is primarily determined by thermodynamic parameters linked relative increase refrigerating effect. Large latent vaporization refrigerants often does not as much from condenser subcooling support a cooling system. Computational fluid dynamics (CFD) study effects turbulence model, which requires solution two transport equations. A...

Heat exchangers are commonly utilized to transfer heat between two fluids in a number of industries. However, parameters such as fluid flow velocity, temperature difference, and thermal conductivity limit their efficiency. Researchers have investigated the use nanofluids - containing nanoparticles that boost characteristics improve performance exchangers. The can efficiency double-pipe research on influence TiO2/water nanofluid is insufficient. purpose this investigate impact copper...

Most methods of improving heat transfer work by either increasing the effective surface area or creating turbulence, which results in lower thermal resistance. In this study, CFD was used to simulate and investigate presence Al2O3 CuO nanoparticles with φ=5 % adsorber tube a parabolic solar collector, is fitted torsional turbulator rhombic-shaped cutting two single (N=1) (N=2) models at Reynolds numbers 20,000, 60,000, 100,000 turbulent flow. Nanofluids are candidates for alternative...

In recent years, big interest of wing geometry emerged because it affects all other aircraft components. Geometry forces due to airflow characteristics. Solar cells enhance the plane's flying time. This research examines how designs affect airfoil simulation was done using CFD ANSYS analysis. These two varieties were chosen better understand on subsonic and shape design. this investigation, air speed (5.5, 8.8, 11.11 m/s). Simulation shows that kinds airfoils have similar lift drag...

In this research, the properties of composite materials and influence volume fraction temperature on these were studied, samples consisting polyester as a matrix reinforced by glass fibers prepared with different fractions (10%, 20%, 30%), After that, mechanical tested under temperatures (room temperature, 60 C ˚ 80 ˚), room equal 23 ˚.

Views Icon Article contents Figures & tables Video Audio Supplementary Data Peer Review Share Twitter Facebook Reddit LinkedIn Tools Reprints and Permissions Cite Search Site Citation Abdulameer M. Shanoer, Yaser Alaiwi; The impact of fiber laser welding parameters on alloy 6061-T6. AIP Conf. Proc. 8 March 2024; 3092 (1): 090001. https://doi.org/10.1063/5.0201742 Download citation file: Ris (Zotero) Reference Manager EasyBib Bookends Mendeley Papers EndNote RefWorks BibTex toolbar search...

Boiler is a pressure vessel that provides heat transfer surface (generally set of tubes) between the combustion products and water. A boiler usually integrated into system with many components. It used to produce steam. The generation part steam uses add energy feedwater supply generate released from fossil fuels or process waste purpose this study examine evaluate positive effects using cast iron stainless steel in boilers, specifically regard improving boilers' thermal structural...