Close storage means that the digestate resulting from the digestion process is stored in a gas-tight tank and that the additional biogas released during storage is considered to be recovered for production of additional electricity or biomethane.
Ciallaíonn stóráil dúnta go ndéantar an díleáiteán a thagann as an bpróiseas díghrádaithe a stóráil in umar gásobach agus meastar an bithghás a scaoiltear le linn an stórála a ghnóthú le haghaidh tuilleadh leictreachais nó bithmheatáin a tháirgeadh.