Open AccessControl of solar PV‐integrated battery energy storage system for rural area application
Author(s) -
Chauhan Shubhra,
Singh Bhim
Publication year - 2021
Publication title -
iet renewable power generation
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.005
H-Index - 76
eISSN - 1752-1424
pISSN - 1752-1416
DOI - 10.1049/rpg2.12086
Subject(s) - photovoltaic system , maximum power point tracking , grid connected photovoltaic power system , buck converter , controller (irrigation) , boost converter , electrical engineering , rural electrification , voltage , computer science , automotive engineering , control theory (sociology) , engineering , electricity , electrification , control (management) , agronomy , inverter , artificial intelligence , biology
The inaccessibility of a utility grid is the challenge for rural and remote areas. This work presents the application of solar photovoltaic (PV) integrated battery energy storage (BES) for rural area electrification. The addition of a BES at DC link, is realised by means of a DC–DC bidirectional converter. The BES is discharged/charged in accordance with the solar PV generation and load variations. This converter control also maintains the voltage for the maximum power point tracking (MPPT) with perturb and observe (P & O) control at the DC link. The voltage source converter (VSC) works by means of voltage control algorithm in a solar PV‐BES system. The system manages the power for the load network with frequency and voltage regulation by the non‐ideal discrete proportional and resonant controller (PR). The fundamental component from the load current, is acquired using an adaptive digital filter, which improves the power quality. The utilization of buck‐boost converter with an optimum BES rating as related to the system, when it is linked directly at the VSC DC link. The system's operations at steady state and dynamic circumstances i.e. solar insolation change and load variation, load disconnection, are authenticated with test results on a developed prototype.