The battery energy storage (BES) is recognized as a key resource for the power fluctuations smoothing. peak load shaving and frequency regulation. and its performance depends heavily on the available capacity. It is meaningful to investigate the influence of the BES capacity on the power system operation cost. https://www.hindigyanvishv.com/deal-time-Universal-Steering-Wheel-Control-Input-Interface-APUNISW2-hot-grab/