Inspec keywords: power grids; power transformers; electric current control; invertors; photovoltaic power systems; transformer windings; power generation control; voltage control

Other keywords: dual two-level voltage source inverter fed open-end winding transformer; stand-alone mode; outer dc-link voltage control loop; load disturbances; MATLAB-SIMULINK environment; modified proportional-resonant control topology; grid-connected mode; single-stage PV system; synchronous rotating reference frame; indirect vector control method; modified proportional-resonant controller; M-PR controller; dual two-level voltage source inverter fed three-phase winding transformer; dual two-level PV inverter; dual two-level photovoltaic inverter; inner current control loop; variable solar irradiance; M-PR control topology; single-stage photovoltaic system

Subjects: Solar power stations and photovoltaic power systems; Voltage control; Transformers and reactors; Control of electric power systems; DC-AC power convertors (invertors); Current control