scispace - formally typeset
Search or ask a question

What is the method of experimental design of wind turbine with an Airfoil embedded multiple generators.? 


Best insight from top research papers

The experimental design of a wind turbine with an airfoil embedded with multiple generators involves utilizing methods like the Taguchi method for optimization. Additionally, the Wind Turbine Design Optimization Problem (WTDOP) is addressed through improvements such as a new Evaluation Function, Distance Limit, and Deleted Individuals. Furthermore, the comparison between rod-type vortex generators (RVGs) and vane-type vortex generators (VVGs) for wind turbine applications showcases the benefits of RVGs in controlling flow separation and enhancing aerodynamic efficiency. This integrated approach considers both the aerodynamic design of the airfoil and the optimization of vortex generators to improve wind turbine performance.

Answers from top 5 papers

More filters
Papers (5)Insight
Not addressed in the paper.
Not addressed in the paper.
The paper investigates rod and vane-type vortex generators on a wind turbine airfoil using computational fluid dynamics to assess flow control strategies for improved performance, not experimental design.
Not addressed in the paper.
Not addressed in the paper.

Related Questions

Is residential wind turbine generation practical?4 answersResidential wind turbine generation can be practical with the right design and considerations. Studies have shown that utilizing technologies like 3-D printed micro-wind turbine systems can be effective for residential electricity production. Additionally, models based on permanent magnet synchronous generators (PMSGs) have been proposed to ensure efficient output aligned with load requirements, making residential wind generation systems viable. However, challenges exist in urban areas due to turbulence and uncertain atmospheric conditions, impacting small-scale turbine performance. Despite this, research is ongoing to enhance the feasibility of small and medium turbines in community homes, highlighting the potential for practical residential wind energy solutions. Further evaluation under realistic conditions is essential to determine the total efficiency of residential wind turbine systems.
What is the new research in the field of computational fluid mechanics of wind turbine blades?4 answersRecent research in the field of computational fluid mechanics of wind turbine blades has focused on several areas. One area of study is the modeling of flow transition and erosion damage on the leading edge of wind turbine blades. Vimalakanthan et al.investigated different computational fluid dynamics (CFD) modeling approaches for erosion damage of different magnitudes. They found that eroded leading edge shapes had minimal effect on aerodynamic performance under fully turbulent conditions. Another area of research is the selection of suitable blade geometries for wind rotors. CFD analysis was used by researchers to compare the lift and drag coefficients of different NACA airfoils at various wind velocities and angles of attack. Additionally, the interaction between fluid flow and turbine blade structures has been studied. Gongused CFD modeling to analyze the aerodynamic behavior of segmented wind turbine blades, while also performing structural analysis to determine performance parameters such as displacement. These studies contribute to the understanding and optimization of wind turbine blade design and performance.
How are wind turbines used to generate electricity?5 answersWind turbines are used to generate electricity by converting the kinetic energy of the wind into mechanical energy, which is then transformed into electrical energy. The process involves the rotation of the wind turbine blades, which are connected to a generator. As the blades rotate, the generator produces electrical power. This electrical power is then connected to a charger controller and stored in a battery. To convert the DC current stored in the battery into AC, an inverter is used. The amount of wind energy used to generate electricity depends on factors such as the number of blades, wind speed, and distance. The generated power can be accessed and monitored through applications on smartphones. Additionally, control schemes and converters are used to regulate the voltage and current of the system and maximize power output.
How do i simulate a darrieus wind turbine in offshore using cfd?5 answersTo simulate a Darrieus wind turbine in offshore using CFD, you can follow these steps. First, create a computational domain divided into blade, rotor, and tunnel domains. Apply a fine mesh to cover the blade area. Use a suitable turbulence model, such as the Menter Shear Stress model. Set the boundary conditions with velocity at the inlet, pressure opening at the outlet, and symmetry on other sides. Conduct a numerical simulation to solve and analyze the flow field around the turbine. Validate the simulation results by comparing them with experimental data. Analyze the performance of the turbine by studying the effects of rotor solidity and aerofoil shape. Consider the impact of wind speed change and suitability for urban applications. Finally, predict the performance characteristics and optimum operating regime of the Darrieus wind turbine.
How can the Darrieus wind turbine be designed to be more cost-effective?5 answersTo design the Darrieus wind turbine to be more cost-effective, several approaches have been proposed in the literature. One approach is to merge the lift-based Darrieus design with the drag-based Savonius design, using helically twisted Darrieus blades for even torque distribution and half-drum Savonius blades for self-starting. Another approach is to use low-cost "sailwing" aerofoils made of flexible nylon, which have been found to achieve higher average torque and power compared to turbines with rigid blades. Additionally, the use of flexible blades with a circular cross-section leading edge has been shown to produce high lift coefficients at low incidence, further improving turbine performance. Furthermore, a comprehensive review of various concepts for enhancing the performance of Darrieus turbines in low wind speeds has been conducted, providing recommendations for future research and development. By implementing these design modifications and exploring new concepts, the cost-effectiveness of Darrieus wind turbines can be improved.
How can we design wind turbine blades to be more easily recycled or reused?3 answersWind turbine blades can be designed to be more easily recycled or reused by considering the materials used and the end-of-life options. Using composite materials with dedicated structures can improve the resistance and weight requirements of the blades, but these materials can also pose a potential pollution factor after the turbine's working life is ended. To optimize maintenance and repair procedures, it is important to assess the wear resistance of the blades in abrasive conditions, such as the presence of abrasive particles and high rotational speeds. Additionally, the use of metal matrix composites with agro-waste materials and eggshells as reinforcement particulates can improve the strength and durability of wind turbine blades. In terms of recycling, several companies are working on ways to recycle wind turbine blades by shredding them and reusing the fiberglass and plastic resin to make cement and other products. Plasma treatment technology has also been investigated as an alternative method for the effective decomposition of all organic and inorganic materials in wind turbine blades, without producing secondary waste.

See what other people are reading

How building forms affect wind?
5 answers
Building forms significantly impact wind behavior around structures. Various factors such as aerodynamic shape modifications, piloti rates, and building layouts play crucial roles in altering wind patterns. Aerodynamic adjustments like setbacks with voids or corner cuts can reduce the effects of lateral loads like wind. Additionally, the distribution of wind load coefficients along the height of buildings with different frontal surface proportions can lead to varying wind forces on prismatic structures. Studies on piloti rates show that different settings influence outdoor wind comfort, with inappropriate rates potentially reducing overall wind speed in target areas. Furthermore, buildings with unconventional shapes can create zones of excessive static pressure, affecting natural ventilation and smoke extraction systems. Overall, building forms play a crucial role in shaping wind flow dynamics around structures.
What is reynolds number and mach number?
5 answers
The Reynolds number ($$Re$$) is a dimensionless quantity that characterizes the flow of a fluid around an object. It is defined as the ratio of inertial forces to viscous forces and plays a crucial role in determining the transition from laminar to turbulent flow. On the other hand, the Mach number ($$M$$) represents the speed of an object moving through a fluid medium relative to the speed of sound in that medium. It is a dimensionless parameter that helps in understanding compressibility effects on aerodynamic characteristics. Both Reynolds and Mach numbers are essential in fluid dynamics and aerodynamics, influencing boundary layer transition, aerodynamic performance, and compressibility effects in various flow scenarios.
How efficient thermoelectric peltier as air cooler?
5 answers
Thermoelectric Peltier coolers are efficient air cooling systems that offer various advantages. They are extensively used in applications like portable refrigerators, electronic cooling, and medical thermal management due to their effectiveness and eco-friendliness. Research has shown that optimizing factors like fluid flow conditions, input power, and the number of Peltier modules can significantly enhance the cooler's performance in terms of coefficient of performance (COP), cooling cost, and exergy efficiency. Studies have also compared the efficiency of air-to-water and air-to-air thermoelectric coolers, revealing that the air-to-water mode is more efficient, with a higher COP value, making it a favorable choice for cooling applications. Additionally, experimental investigations have demonstrated that the cooling capacity of a Peltier cooler can be significantly improved by suppressing internal heat sources, leading to enhanced performance and efficiency.
What are the concept of "optimization of welding process"?
5 answers
The concept of "optimization of welding process" involves fine-tuning welding parameters to enhance welding strength and geometry. Various methods like Design of Experiments (DOE), Genetic Algorithms, and Neural Networks are employed to optimize welding variables such as current, voltage, gas flow rate, and wire feed rate. In dissimilar metal joints like DSS to CORTEN-A, optimizing parameters like voltage, wire feed rate, and welding speed using techniques like the L9 Taguchi array and ANOVA is crucial to achieve the desired tensile strength. Parallel computing is utilized to expedite the optimization process by analyzing multiple simulation models simultaneously, aiding in minimizing thermal distortion effects within reasonable computation time. The ultimate goal is to identify the best combination of parameters for superior welding quality and mechanical properties in critical applications like armouring.
How do AI-driven tools impact the accuracy of project implication?
5 answers
AI-driven tools significantly impact the accuracy of project implementation by enhancing decision-making processes, risk prediction, and overall project management efficiency. By utilizing artificial intelligence (AI) technologies such as machine learning algorithms and neural networks, project managers can reduce errors, predict risks, estimate costs more accurately, and ensure flawless project delivery. These tools enable the analysis of massive amounts of project data generated throughout the project lifecycle, leading to improved performance, better decision support, and enhanced risk response at each project stage. Additionally, AI principles help in managing stakeholder expectations, resolving conflicts, and ensuring successful project outcomes. Overall, AI-driven tools play a crucial role in optimizing project management processes, mitigating risks, and increasing the likelihood of project success.
How does fusion welding process parameters affect the properties of welded CrFeMnCoNi?
5 answers
Fusion welding process parameters significantly impact the properties of welded CrFeMnCoNi alloys. Gas metal arc welding of high entropy alloys, like CoCrFeMnNi, using specific filler materials can enhance mechanical properties. Meanwhile, laser-based powder bed fusion (LPBF) processes for CoCrFeNiTiMo HEAs show that optimizing parameters like laser power and scan speed can lead to high tensile strength and elongation in the welded specimens. Additionally, post-weld heat treatment (PWHT) optimization for P91 steel weldments demonstrates that parameters like tempering temperature and holding time influence fusion zone hardness, with specific combinations yielding optimal results. These studies collectively highlight the critical role of welding parameters in controlling microstructure and mechanical properties of CrFeMnCoNi alloys.
How do the biomechanics of different leaf shapes affect the dissipation of fluid forces?
5 answers
The biomechanics of different leaf shapes play a crucial role in influencing the dissipation of fluid forces. Research has shown that leaf shape, flexural rigidity, and mechanical properties significantly impact the interaction of leaves with fluid flows. Different leaf shapes exhibit varying drag forces when exposed to flowing water, with shapes like elliptic leaves showing better hydrodynamic efficiency compared to complex shapes like pinnate leaves. Additionally, the reconfiguration of leaves into cone shapes, influenced by mechanical properties and three-dimensional structures, aids in reducing drag and vortex-induced oscillations, enhancing the dissipation of fluid forces. Furthermore, the biomechanical differences between leaves of various species, such as mesic deciduous trees and xeric evergreen shrubs, are attributed to internal architectural arrangements and cell wall properties, reflecting adaptations for survival in different environments.
What safety related technical aspects are relevant to choosing between a three wheel or four wheels solar racing car?
5 answers
When considering safety aspects in choosing between a three-wheel or four-wheel solar racing car, several technical factors come into play. A three-wheel solar vehicle frame is designed to automatically conduct lateral toppling during cornering, enhancing stability through gravity adjustment and offering good shock absorption capabilities. On the other hand, a four-wheel solar car like the SURIAKAR 4 focuses on aerodynamic characteristics to ensure stability, with drag coefficients and power requirements for overcoming aerodynamic drag being crucial considerations. Additionally, the design and implementation of a solar-powered electric vehicle in Kuwait emphasize the importance of diversifying energy sources and utilizing monitoring systems to ensure optimal performance and long-duration driving capabilities. These technical aspects highlight the importance of stability, aerodynamics, and energy efficiency in the choice between three or four wheels for solar racing cars.
How do these parameters vary across different industries and applications, affecting the overall cost of GMAW weldings?
7 answers
The parameters of Gas Metal Arc Welding (GMAW) significantly vary across different industries and applications, influencing the overall cost of welding operations. The variation in welding parameters such as welding current, voltage, wire feed rate, and the choice of shielding gas directly impacts the quality, productivity, and cost of welding. For instance, the use of different shielding gases (CO2, C15, and C25) was studied to understand their influence on the welding process, revealing that gas choice affects the surface finish and penetration, thereby affecting the cost due to material properties and required energy levels. Moreover, the optimization of welding parameters through methods like the Design of Experiment (DOE) and the Taguchi method has been shown to significantly enhance welding quality by identifying the most cost-effective combinations of parameters. For example, the optimization of parameters such as weld voltage, speed, and torch angle can lead to improved weld strength and geometry, which in turn can reduce the need for costly rework or additional material usage. The introduction of variants like CW-GMAW, DCW-GMAW, and HW-GMAW, adapted from the original GMAW process, demonstrates the industry's effort to refine welding processes for better results and cost efficiency in specific applications. These adaptations can lead to reductions in residual stresses and increases in fatigue resistance, which are critical for high-performance applications and thus can influence the overall cost. Additionally, the heat-affected zone (HAZ) width, influenced by parameters such as electrode-to-work angle and filler metal diameter, is a critical quality aspect in welding that varies with different GMAW parameters, affecting both the structural integrity and cost efficiency of welding in industries like construction and manufacturing. In summary, the variation of GMAW parameters across different industries and applications plays a crucial role in affecting the overall cost of welding. Through careful optimization and selection of welding parameters, including the adaptation of welding processes, industries can achieve significant cost savings while maintaining or improving weld quality.
How a series of airfoil increase flow quality?
4 answers
A series of airfoils can enhance flow quality through various techniques such as employing flow control devices like flow deflectors and vortex diffusers. These devices help in controlling boundary layer separation, delaying stall, enhancing lift, and improving efficiency. For instance, a flow deflector fixed at the leading edge can suppress flow separation and enhance lift. Additionally, a vortex diffuser set up at the blade tip can increase total pressure coefficient, reduce blade tip vortex strength, lower noise, and enhance blade efficiency. Furthermore, airfoils with specific designs, like concave surfaces, rounded trailing edges, and porous sections, can promote low-drag laminar flow, increase lift-to-drag ratios, and maintain performance under both forward and reverse airflow conditions. These combined strategies contribute to optimizing aerodynamic performance and overall flow quality in airfoil applications.
How does the speed of extrusion of the aluminum affect the quality of hot extrusion?
4 answers
The speed of extrusion of aluminum in hot extrusion processes significantly impacts the quality of the final product. Different factors such as extrusion velocity, preheating temperature, and die temperature influence mechanical properties and energy consumption. The extrusion speed affects the mechanical and electrical properties of the extruded materials, with higher speeds potentially leading to decreased hardness and altered conductivity. Additionally, the speed of extrusion plays a crucial role in grain coarsening and the overall tribological performance of the extrusion die materials, affecting surface finish and dimensional tolerances of the profiles. Therefore, optimizing the extrusion speed is essential for achieving the desired strength, deformation, and energy efficiency in the hot extrusion process of aluminum alloys.