Designing the intelligent controller for photovoltaic system in islanding mode operation

Author(s):  
F. Hashemi
2015 ◽  
Vol 734 ◽  
pp. 787-790
Author(s):  
Florin Dragomir ◽  
Otilia Elena Dragomir ◽  
Sergiu Stelian Iliescu ◽  
Veronica Stefan

This paper proposes an intelligent controller based on fuzzy logic, capable to ensure to the networks with distributed renewable energy generation, a high performance in functioning and in concordance with the latest demands of triple performance strategies. It is a solution to the identified problem of the photovoltaic systems: the low efficiency of the energy transfer between the storage unit and photovoltaic module, dues to the appearance of the hydrogenating phenomena. An increasing value of the energy available to users of the power system is expected as results of the implementation of the proposed intelligent load device.


Author(s):  
Mr. M Rupesh, Et. al.

This paper deals with the energy production of photovoltaic (PV) cells in different weather conditions. Today, photovoltaic generation plays an important role in generating electricity and satisfies the demand of the island's consumers. The power generation of the PV cell was completely dependent upon sunlight and temperature, but sunlight and temperature changed forever in nature. The many researchers are working on different MPPT technologies for a PV system. Conventional MPPT controllers cannot withstand a sudden change of weather conditions. The main aim of this article is to compare the various conventional and intelligent controller such as the GA, Fuzzy, KGMO, and CNFF for MPPT of the PV system. The proposed intelligent controller was developed and simulated by the MATLAB environment for MPPT in the PV system. In addition, the above results are evaluated and compared. Based on performance, the optimal smart controller has been recommended as MPPT of the PV system


2021 ◽  
Vol 2021 ◽  
pp. 1-19 ◽  
Author(s):  
G. N. Lalith Pankaj Raj ◽  
V. Kirubakaran

According to the International Energy Agency’s estimation, Indian primary energy demand is expected to increase by about 1250 Mtoe and 1500 Mtoe by 2030. The 3 M management concept now changed into a 4 M management concept that includes energy management. In the case of energy management, the electrical energy sector assumes critical importance. An energy cost occupies nearly 30-40% of the production cost in small and medium-size enterprises (SMEs). Bureau of Energy Efficiency (BEE) has initiated a separate energy efficiency intervention to the SME’s, where the energy-efficient technologies, operational procedures, and proper awareness programs to SMEs are stated. This paper discusses the complete electrical energy audit on a small-scale Siddha and Ayurveda medicine industry. The traditional medicine manufacturing technologies make the process complex (process loads are intermittent/interlinked) during analysis. Hence, the detailed energy auditing/conservation studies on the power factor/harmonics were carried out without affecting Indian traditional medicine manufacturing technology. The postauditing design and installation of an intelligent controller by considering the intermittent/interlinked loads are carried out, and the effectiveness of the intelligent controller is ascertained with the energy conservation and the carbon emission reduction of SME. In addition, the climate change mitigation is ensured through the design and deployment of grid-interactive rooftop solar photovoltaic power plant using Solar Pro v4.5 (Photovoltaic System simulation software) with the power analysis, economic analysis and life cycle carbon emission of the proposed plant. The proposed solar photovoltaic power plant ensures energy self-sufficiency and sustainable energy utilization by carbon emission reduction on electricity utilization of SMEs.


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