Hybrid solar systems are becoming increasingly popular due to their ability to integrate multiple energy sources for more efficient energy generation. A Hybrid On-Grid System, also known as a grid-tied hybrid system, combines traditional solar power generation with energy storage and, in some cases, backup power sources. The system is connected to the electrical grid, meaning that excess energy produced by the solar panels can be fed back into the grid, often through a process known as net metering. This allows homeowners or businesses to earn credits for the excess electricity they generate, effectively lowering their energy costs. The key feature of a hybrid on-grid system is the integration of an energy storage system, such as batteries. During periods when the solar panels produce more electricity than is needed, the excess energy is stored in the batteries. When solar generation is insufficient—such as during cloudy days or at night—the stored energy is used to power the home or business. This ensures a continuous power supply, even during times when solar energy production is low. One of the main advantages of a hybrid on-grid system is the ability to draw power from both the grid and the energy storage system. This flexibility ensures that energy needs are met without the risk of power shortages. Additionally, these systems can offer savings on energy bills, as excess solar energy is often compensated through net metering or sold back to the grid. However, one of the challenges of a hybrid on-grid system is its initial cost, which includes the cost of solar panels, the inverter, energy storage, and the installation of the system. Additionally, in some areas, regulations and policies may impact the feasibility of net metering or selling energy back to the grid, which could reduce the financial benefits of the system. The Hybrid Photovoltaic Thermal (PVT) System is a unique hybrid solar technology that combines both photovoltaic (PV) solar power generation and thermal energy collection. These systems use solar panels that are equipped with a thermal collector, which captures the heat generated by the sun and converts it into usable thermal energy, in addition to generating electricity. The key advantage of a PVT system is its ability to provide both electricity and heat simultaneously. The thermal energy can be used for various purposes, such as water heating, space heating, or even for industrial processes that require heat. This dual energy output increases the overall efficiency of the system, as it bigs the use of available solar energy by utilizing both the electrical and thermal components of the solar spectrum. In terms of functionality, the hybrid PVT system works by using the solar panels to generate electricity, while the heat generated by the panels is captured and transferred to a heat exchanger. The heat exchanger then distributes the thermal energy to the appropriate system, whether for heating water or other applications. This setup is especially useful in residential and commercial buildings where both electricity and heating are needed. One of the main benefits of a PVT system is that it addresses two common energy needs—electricity and heating—within a single system, potentially reducing the need for separate energy sources. Additionally, PVT systems can enhance the overall efficiency of solar energy systems by reducing the temperature of the solar panels. High temperatures can lower the efficiency of Hybrid On-Grid Systems and Hybrid Photovoltaic Thermal (PVT) Systems offer innovative and effective solutions for big the use of solar energy. The Hybrid On-Grid System provides a flexible energy solution by integrating energy storage and grid connection, ensuring a continuous and reliable power supply while offering potential cost savings.