نتایج جستجو برای: perturb and observe

تعداد نتایج: 16828930  

Journal: :Kurdistan journal of applied research 2022


 The most popular type of renewable energy is photovoltaic (PV) because it a sustainable source and environmentally friendly. power generated by PV system varies with changes in ambient conditions such as temperature sun radiation; therefore, tracking the maximum generation from independent radiation factors very important. In literature, number techniques for achieving point have been pr...

Journal: :International Journal of Power Electronics and Drive Systems 2022

<span>Due to natural randomness, partial shading conditions (PSCs) photovoltaic (PV) power generation significantly drop the generation. Metaheuristic based maximum point tracking (MPPT) can handle PSCs by searching PV panels’ global (GMPP). However, trapped at local maxima, sluggishness, continuous oscillations around GMPP and inaccuracy are main disadvantages of metaheuristic algorithm....

One of the main problems in wind energy conversion system (WECS) is how to achieve maxim‌u‌m output power in different wind speeds. Maximum methods for maximum power point tracking in wind energy conversion syst‌e‌ms require the knowledge of system characteristics and mechanic sensors. So, using these methods practically will follow with high price and an abundant difficulties. In this pape...

2015
Luigi Piegari Renato Rizzo Ivan Spina Pietro Tricoli Enrico Sciubba

The power extracted from PV arrays is usually maximized using maximum power point tracking algorithms. One of the most widely used techniques is the perturb & observe algorithm, which periodically perturbs the operating point of the PV array, sometime with an adaptive perturbation step, and compares the PV power before and after the perturbation. This paper analyses the most suitable perturbati...

‎ In this paper, the stand-alone photovoltaic system for cathodic protection of underground pipelines is presented. The proposed system offers continuous and automatic adjustment of the applied voltage so that the buried pipelines receive the exact current. A modified perturb and observe (P&O) algorithm for maximum power point tracking (MPPT) is used to improve dynamic and steady state performa...

Journal: :Journal of Electrical and Computer Engineering 2021

In this paper, an optimized maximum power point tracking (MPPT) control for a standalone photovoltaic (PV) system using three-level boost (TLB) converter is introduced. The proposed MPPT method based on intelligent perturb and observe algorithm the artificial neural network (ANN-P&O) to reduce oscillations at (MPP). advance, ANN provides values of voltage current MPP any solar irradiance ce...

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