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In order to estimate the accurate and real-time dynamic battery state of charge (SOC), owing to greater errors of extended Kalman filter (EKF) in estimating SOC, a method has been proposed to estimate the battery SOC based on LM-ICDKF algorithm. By using the two order RC equivalent circuit model, the MATLAB simulation tools are used to simulate the algorithm, this paper compares LM-ICDKF algorithm...
There are many software can be carried out simulation of photovoltaic (PV) system such as PSIM and Matlab. Those software have their own advantages in the simulation of PV system. This paper proposed a joint-simulation of a stand-alone PV system based on PSIM and Matlab to achieve the maximum power point tracking (MPPT) of PV cells and the stability of PV system. In this paper, the main circuit is...
The paper investigates on energy management strategies during conversion of the conventional vehicle into the plug-in hybrid electric vehicle (PHEV). The Tata Indica converted PHEV is considered with designed specification of the electric drivetrain. The energy management system decides the preferred operating points for the different powertrain subsystems (i.e. set points for the engine and motor...
In this paper, we propose a frequency-based autonomous control strategy for an isolated microgrid with the grid-forming energy storage system (ESS) in the South Korean island of Geocha. This strategy uses a system frequency as a global data signal using a grid-forming ESS. The distributed generation (DG) units in the microgrid use the frequency as a control signal without communication because the...
This paper deals with implementing an internal model control strategy for Maximum Power Point Tracking (MPPT) of a stand alone solar Photo Voltaic (PV) system in order to enhance its efficiency. For the modeling process, 80W standalone solar PV system was considered. In order to improve the performance, the control strategy follows the maximum power point output.
Article focuses on improving the accuracy of solar module simulation. The results of the study presentsolar models in Matlab software package. The methods of modeling analytical equations describing the behavior of the solar cell were considered. The major solar cell parameters using a genetic algorithm were searches. Also it's provided fast and accurate simulation model of the solar battery based...
This article focuses on the creation of a graphical interface which enables the user to monitor the most important variables from the electric vehicle. The App Designer environment from MATLAB has been the main resource used to develop this interface, because it offered an enhanced design environment and an expanded UI component set. At its current development state, it is not a replacement for GUIDE...
This paper describes a model of an autonomous public solar street lighting system powered by photovoltaic panels with energy storage battery and the lighting emission diodes consumer. The MATLAB simulating model was built for the system parameters study (voltages, currents and battery state of charge) under alternating solar intensity, photovoltaic converter efficiency and the system lighting load...
The article describes the structural and computer optimization model of a photo-wind hybrid electrical system to determine the design parameters of the solar and wind equipment and optimization of their interconnected operation. The model is developed in the graphical software environment simulation MatLab Simulink and used for multidimensional data analysis. It lists only basic details on working...
Microgrids are kind of local energy systems which generally consist of distributed energy resources, such as solar power generation, together with energy storage and other control functionalities. It is found that the applications of microgrid technologies on the low-voltage home/community energy system scenarios are paid more and more attentions. Meanwhile, one of the main objects is to save the...
Wireless sensor networks have emerged extremely in humanity life in the last decade. They have emerged substantially in many applications such as factories, industrial facilities, buildings, military applications, security, disaster management and predictable, weather sounding and forecasting, environment and wildlife observation, hospitals and health applications, agricultural, various means of transportation...
A future soldier carries a large gear weight in the battle because of increasing in the number of electronic devices such as communication equipment, sensors, or battlefield situational displays. These devices are necessary to save his life and ensure the victory in the combat. So, the wearable energy harvesting technology is the optimal solution to provide the energy to the soldier's electronic devices...
This paper presents a novel fully controlled, flexible and self-adjusting LED lighting PV-Battery powered scheme using a pulse-width modulation (PWM) switching. This scheme is controlled a dual-loop error driven, time descaled, weighted modified proportional-integral-derivative (WM-PID) control scheme for the photovoltaic (PV)-battery interfaced to the light emitting diode (LED) lighting load. It...
Generation side of the Power industry has taken a major leap towards successfully extracting energy from the different Renewable Energy Sources (RES). Day-by-day continuous efforts are made in order to utilize more energy from these RES rather than depending on the conventional energy sources mainly for these reasons: to attain pollution-free environment, to minimize the fast depletion of the natural...
PHEVs with ability of grid connection in addition to decreasing in dependence on fossil fuels provide stability, voltage control and frequency control. Charger for PHEVs includes a bidirectional AC-DC converter which followed using a bidirectional DC-DC converter. In this article a proper structure for bidirectional switching converter of PHEV is proposed. The solution proposed in this article has...
This paper presents the implementation and deployment of a compute/memory intensive non-parametric Bayesian machine learning algorithm on a microcontroller unit (MCU) to estimate room occupancy in a Smart Room using a single analogue PIR sensor. We envisage an IoT device consisting of a resource-constrained MCU, PIR sensor and a battery running the occupancy estimation algorithm and operating over...
Uninterruptible Power Supplies (UPSs) are used to supply a wide variety of critical loads in situations of power outage or unexpected voltage fluctuations. Various UPS topologies provide different level of power quality to the critical load. On-line topology provides the best protection, and it is often the preferred choice for larger UPS installations. This paper presents a single-phase multi-source...
Growth in the electric vehicle and renewable energyindustries has created a corresponding interest in energy storagesystems. Since storage systems have finite reserves, new toolsare required in order to properly examine and optimize theireffects in power system studies. Time stepped power flow analysesin particular are crucial to understanding the implications ofincorporating storage into a system...
A distributed network of many wireless sensor nodes underwater is termed as underwater acoustic sensor network (UASN). In such a network, for efficient data processing and transmission, location finding of nodes is of prime importance. In this work, an attempt has been made for 2-D localization using recursive procedure using MATLAB and Aqua-Sim Network Simulator 2.30 for both shallow and deep underwater...
This paper presents a Multi Agent System (MAS) framework applied to achieve energy management in a multiple micro grids systems. Each micro grid consists of photovoltaic arrays (PVs), batteries as a storage units and different types of loads. The PV output power and the various load power consumption patterns change in hourly basis. The micro grid can be operated in grid connected mode in normal mode...
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