Development and Evaluation of a Solar Yacht: Enhancing Aerodynamics, Harnessing Solar Energy, and Assessing Costs and Environment Impact

Marine vessels, especially the older generation ships contribute to the pollution of seawater as proposed by Carreño & Lloret (2021). With the growing concern for the environment and the call for the use of renewable energy sources in the process of being answered, the construction of ships that will be powered by solar energy is gradually moving forward. The naval engineering is undergoing a significant transformation as it seeks to line up with global sustainability goals. The change from fossil fuel-powered vessels to renewable energy sources, such as solar power is a crucial step. Solar-powered yachts offer not only environmental benefits but also economic advantages, including reduced fuel costs and lower maintenance requirements. Also, these yachts can operate silently, enhancing the onboard experience for passengers by reducing noise pollution. This research aims to examine the concept design, system integration, and performance simulation of a small-capacity solar-powered yacht. The first goal is to offer a practical application to the current yachts that continue to use fossil fuels to reduce carbon emissions and operating costs. Based on the analysis, there are several reasons why the use of solar-powered yachts is necessary now. The yachts emit large amounts of greenhouse gases and other pollutants into the environment, which contributes to global warming and marine pollution. However, in solar-powered yachts, the use of renewable energy derived from the source of the sun means little or no emission during use. This research will focus on three main objectives: Designing and suggesting an original and ecological idea for a solar yacht, developing some of the main systems and elements of the ship, and performing the computational fluid dynamics to improve the design. Through incorporating the following hi-tech products in the fabrication and design of the frame, solar power collection, and energy storage the project aims at creating a power yacht that is slightly environmentally unfriendly.

OBJECTIVES:

 These are the following objectives of the project:

? To create a compact, environmentally friendly, solar-powered boat with a high capacity.

? To create the systems and parts that the boat needs. This covers propulsion systems, battery storage, and solar panels.

? To optimize the yacht's design by doing computer simulations and studies to evaluate the vessel's performance under various scenarios.

LITERATURE REVIEW

Yacht hull design must be optimized in improving fuel efficiency with minimal drag (Taylor et al., 2021). The findings of Taylor's research underscore the role that hull form and CFD can play in improving yacht design, incorporating their effect on efficiency at the highest level due to improved hydrodynamic performance. Miller and Smith (2019) go even further considering the potential influence of CFD on yacht design, demonstrating how computational fluid dynamics might be applied to hull geometries also performance improvements. One of the most interesting things about Solar is that it involves integrating solar panels into a yacht and doing so in an area, sustainable energy solutions onboard a boat having recently become big business. In Johnson (2020) the performance analysis of marine solar panels in efficiency and installation area is addressed. Williams & Garcia (2018) showed us that MATLAB and Simulink can be used for simulating the performance of solar panels under different conditions, emphasizing a precise modeling is essential to predict energy output. CFD analysis is a big part of determining the efficiency and effectiveness of yacht design changes, especially regarding understanding flow around fluid/jets passing through more complex geometries. CFD simulations have a vital role in marine engineering applications, as described by Brown et al. (2022) explicitly focusing on residuals and associated velocity vectors with pressure contours in the first place. The accuracy and validation of CFD simulations are elaborated to detail performance assessments by (Clark 2019). Without proper thermal management in place, solar panel will not be efficient and its life span won't last long. Nguyen (2021) explores the influence of ETFE, EVA or CFRP materials in combination on thermal performance of photovoltaic modules. Lee (2020) describes using ANSYS simulations to study temperature distributions and heat dissipation, as well cooling strategies affecting solar panel efficiency. This means that adding solar panels to the mix when it comes to designing yachts and boats can at some point be a viable option but will need full feasibility studies with regards budget planning as well as making sure they are damn easy and user friendly. According to Luís, 2023, enhancing the super yacht Silent 120's hydrodynamic performance was the main goal of this thesis. As the vessel's design and its parts were predetermined, the hull could only have appendix-style modifications such as lift-generating foils, trim adjustment flaps, and vortex-generating protuberances, among other things. Lift-generating foils had been by far the most widely used option in the naval industry. Not only did they greatly enhance the vessel's ability to maintain her seaworthiness, but they also allowed for the largest reduction in resistance of any alternative available. Because of their straightforward complexity, they were also easily implemented in a variety of scenarios. This study attempts to improve the vessel's hydrodynamic performance while keeping an eye on innovation. The company's potential clientele can be expanded by improving performance metrics through the reduction of overall drag. The concept of using a hydrofoil to accomplish this purpose was born; not only was it an easy implementation, but the advantages could not be overlooked. A prior simulation validation was required to report the data as accurately as feasible. We utilized a study from the National Advisory Committee of Aeronautics (NACA) for this purpose. In order to more effectively apply this study to our situation, we only examined the angles of attack that fell within our spectrum. This was done in direct accordance with experimental testing to maximize accuracy. After the optimal placement was determined, the 3D simulations could begin. One with the rear foil and the other with the hull alone. The same philosophy that we previously utilized for the 2D simulations with the vessel was applied here as well, however this time the dynamic meshing capability could function as planned. According to Adam, 2020, the surroundings of a solar plant, the collection of dust is an undesired circumstance. Traditional methods of dust removal resulted in increased power loss, particularly in arid regions. Furthermore, the majority of cleaning methods are created with the idea that dust particle adhesion forces can be defeated by applying a harmonic excitation force. The solar panel can sustain damage as a result of this stress. The most often used solar system component for directly converting sun energy to electrical energy is solar panels. The desert was one of the best places to install solar panels because it could produce intense solar radiation even in the presence of dust accumulation. Dust storms, which frequently occurred in these areas, were also important factors that affected the panels' performance. The binding force is dependent on the size of the dust particle, and because different forces occur on different particles as they vibrate, dusting out will eventually cause damage to solar panels. Dust particles differ from place to place throughout the world in terms of size, composition, and form. Moreover, the features and rates of deposition fluctuate significantly throughout locations.