Chithunzi cha HM4E-0009C
Kutsekereza kwa madzi osefukira kwa Hydrodynamic kumagwiritsidwa ntchito polowera ndi kutuluka kwa Substations, kuyika kokhazikika kokha.
Pakakhala madzi, magalimoto ndi oyenda pansi amatha kudutsa popanda chotchinga, osawopa kuti galimotoyo ikuphwanyidwa mobwerezabwereza; Ngati madzi akubwerera kumbuyo, njira yosungira madzi ndi mfundo yowonjezera madzi kuti ikwaniritse kutsegula ndi kutseka basi, zomwe zingathe kulimbana ndi mvula yamkuntho ndi kusefukira kwa madzi, kukwaniritsa maola 24 akuwongolera mwanzeru kusefukira.