Showing 1 - 10 of 15
In solar PV (photovoltaic) system, tracking the module's MPP (maximum power point) is challenging due to varying climatic conditions. Moreover, the tracking algorithm becomes more complicated under the condition of partial shading due to the presence of multiple peaks in the power voltage...
Persistent link: https://www.econbiz.de/10010808298
A new method for estimating the irradiance on a partially shaded photovoltaic generator system is proposed. The basic principle of this method consists of two parts: firstly, an approximation of the obstacles’ outline or the local horizon by a set of linear functions. Here, a survey of the...
Persistent link: https://www.econbiz.de/10010803869
This work presents a new analytical method to evaluate the efficiency of PV systems working in partial shading conditions by taking into account the effect of surrounding obstacles. A mathematical procedure to determine the shadowed area on PV modules, depending on the location of the PV system...
Persistent link: https://www.econbiz.de/10010805526
This work proposes a Maximum Power Point Tracking (MPPT) for PV system using Cuckoo Search (CS) method.
Persistent link: https://www.econbiz.de/10010743601
Partial shading is a commonly encountered issue in a PV (photovoltaic) system. In this paper, five different connection configurations of PV cells are studied to compare their performance under the condition of partial shading. They are SS (simple series), SP (series-parallel), TCT...
Persistent link: https://www.econbiz.de/10010808986
The power generation of photovoltaic systems is significantly affected by partial or complete shading of its cells and it depends of the PV array configuration, shading characteristics, and presence of bypass diode. The paper deals with the investigation of the impact of partial shading on...
Persistent link: https://www.econbiz.de/10010811696
This paper presents a new approach for efficient utilization of building integrated photovoltaic (BIPV) systems under partial shading conditions in urban areas. The aim of this study is to find out the best electrical configuration by analyzing annual energy generation of the same BIPV system,...
Persistent link: https://www.econbiz.de/10011116494
The contribution of renewable energy to the field of energy markets has been substantial over the last few years. A large number of PV array installations show the increasing contribution of solar energy to the renewable energy. Partial shading of the PV arrays is one of the most discussed and...
Persistent link: https://www.econbiz.de/10011190482
This paper presents maximum power point tracking (MPPT) of photovoltaic (PV) system using particle swarm optimization (PSO) algorithm. The key advantage of the proposed technique is the elimination of PI control loops using direct duty cycle control method. Furthermore, since the PSO is based on...
Persistent link: https://www.econbiz.de/10010594018
This paper presents a review on the state-of-the-art maximum power point tracking (MPPT) techniques for PV power system applications. The main techniques that will be deliberated are the Perturb and Observe, Incremental Conductance and Hill Climbing. The coverage will also encompass their...
Persistent link: https://www.econbiz.de/10010608318