Siemens Energy and transmission system operator TenneT have installed an electronic static synchronous compensator (STATCOM) with supercapacitor storage, which the companies describe as the first system of its kind deployed on a live grid.
) Role of STATCOM in HVDC and GridApplications. What is a STATCOM (Static Synchronous Compensator) and how is it used in HVDC GRID applications? ... How a STATCOM works. The STATCOM connects to the AC power network through a transformer.