Solar photovoltaic (PV) systems have become an increasingly popular and environmentally friendly source of renewable energy. However, the performance and effectiveness of these systems can be significantly influenced by various weather conditions. This paper aims to evaluate the impact of weather conditions on the effectiveness and performance of PV solar systems and inverters. This paper utilizes a comprehensive dataset of solar irradiance, temperature, wind speed, and other weather parameters collected from multiple locations over an extended period. Various performance indicators, such as power output, efficiency, and reliability, are analyzed and compared under different weather conditions. The findings of this paper reveal the significant influence of weather conditions on the performance of PV solar systems and inverters. It is observed that variations in solar irradiance, temperature can lead to fluctuations in power output and efficiency. High ambient temperatures, for example, can negatively affect the performance of solar panels by increasing the operating temperature and reducing their conversion efficiency. These events can cause physical damage, reduce solar irradiance, and impair the functionality of inverters, leading to a decrease in overall system performance. The research outcomes presented in this paper provide valuable insights for system designers, engineers, policymakers, and investors in the renewable energy sector.
This comprehensive review explores a range of optimization approaches for Combined Economic Emission Dispatch (CEED), covering conventional, non-conventional, and hybrid techniques. CEED is critical in minimizing economic costs and emissions while ensuring power system reliability. Traditional methods focus on cost minimization but overlook environmental considerations. Optimization techniques address this gap by simultaneously optimizing economic and environmental objectives. Hybrid techniques, combining multiple algorithms or integrating renewable energy, further enhance CEED performance. The review evaluates these approaches’ strengths and limitations, considering factors like computational efficiency and solution accuracy. Over the past few decades, a great deal of study has been done on the use of renewable energy (RE) as an alternative source in power generation systems. As a result, the power dispatch problem currently uses the Combined Economic Emission Dispatch (CEED) of thermal and renewable energy resources. It discusses the potential of hybrid techniques and take in consideration renewable energy integration in achieving cost savings and emission reductions, highlighting areas for future research.
21 January 2024 in Tikrit Journal of Engineering Sciences
The hardware design, implementation, and digital control method for three-phase AC induction motors based on Field-Oriented Control is discussed in this work Solar-powered water pumping systems have become an practical option for remote irrigation and water supply as renewable energy sources obtain importance. This research enhances such systems performance and dependability by employing a Voltage Source Inverter. In order to optimize the energy transfer to the water pump, the recommended approach uses the Voltage Source Inverter capabilities to transform the variable DC output of the solar panels into a controlled AC supply. The research looks at the choice of power components, control algorithms, and modulation strategies while designing the Voltage Source Inverter. The most suitable modulation strategy is determined after an in-depth review of several different approaches to ensure greater pump performance. This research clarifies on how solar energy conversion and pump control work together to provide sustainable water management in off-grid areas. The research paper "Design and implementation of VSI for Solar Water Pump Control" demonstrates how solar water pumping systems can be optimized using power electronics and control. The project addresses efficiency difficulties and operational differences to create efficient and reliable solar-powered water delivery systems, which support environmental sustainability and rural development. Based on the power of the PV panel, the P&O MPPT method calculates the submersible pump speed. The sensorless speed control method eliminates the requirement for location or speed sensors. The Black Electro-Motives Force calculates speed by estimating the flux angle in the absence of mechanical speed sensors. This method reduces costs and simplifies the system simply by eliminating the requirement for expensive and complicated speed sensors. In order to determine steady-state and dynamic performance in varying insolation conditions, a prototype 5.5 KW inverter was constructed. In conclusion up, the research provided a thorough summary of the hardware and control aspects required for Field-Oriented Control in irrigation systems. The practical outcomes of this study have the potential to spur advancements in irrigation technology and the incorporation of renewable energy, resulting in substantial gains for agricultural productivity and environmental conservation.
25 September 2022 in NTU Journal of Renewable Energy
In recent years,there has been an urgent need in world for electricity. It has being increased constantly with the expansion of energy consumption via traditional energy sources which are depleting. The world has needed to turn to alternative energy, which is represented by renewable energy. The most important and most efficient of these is solar energy, and to get the maximum value of this energy with the highest efficiency, there should be direct monitoring of the performance of these solar panels. So, in this study, the Internet of Things (IoT) was used as a remote monitoring system to obtain the main factors like load current, terminal voltage, consumption power, temperature, humidity, and light intensity. The values were real and accurate, depending on the use of Adriano and sensors to measure the above-mentioned determinants and then using Wi-Fi technology to send the data that was processed in the circuit. Then the thing speak platform was used to display, analyze, and store the results in real-time
This paper offers a thorough summary of the comparative assessment of speed control methods for Switched Reluctance Motors (SRMs) in industrial settings. It is primarily concerned with two topics: optimization methods and PID controller applications. Studies on PID controllers have demonstrated improved speed control performance for SRMs; however, these findings frequently lack real-world validation and comparisons with other approaches. The difficulties with implementation are also covered. Fuzzy logic, evolutionary computation, particle swarm optimization, and genetic algorithms are some of the optimization approaches that have been used to enhance SRM speed control. However, there are still several issues with computational complexity, noise and volatility in parameters and real-time implementation. Numerous research assessed the ways in which different strategies and algorithms decreased torque ripples and controlled speed. However, these comparisons frequently fall short in terms of thoroughness and in-depth talks about real-world difficulties. All things considered, the analysis of the literature indicates a wide variety of approaches and methods for SRM speed control, each with advantages and disadvantages. Subsequent investigations may tackle these constraints, carry out more thorough comparative evaluations, and investigate the viability of actual application in industrial settings.
In the current period, the solar energy system has become the most important source of renewable energy, such as wind, fuel cells, and others. The need for In the current period, the solar energy system has become the most important source of renewable energy, such as wind, fuel cells, and others. The need for