Patent ID: 8361327

Claim:
An agricultural water-recycling system, comprising: an influent tank configured to allow an effluent discharged from a sewage treatment plant to be introduced thereinto; an aeration tank configured to aerate the effluent introduced thereinto from the influent tank; an iron (Fe)-ionizing module insertedly mounted at an upper end of the aeration tank for removing phosphorus contained in the effluent received in the aeration tank; a photovoltaic (PV) power generator configured to supply electric power to the iron (Fe)-ionizing module; and a sedimentation tank configured to allow treated water from which phosphorus has been removed in the aeration tank to be introduced thereinto so as to remove suspended solids (SS) contained in the treated water introduced into the sedimentation tank, wherein the iron (Fe)-ionizing module comprises an up/down unit mounted therein; an iron (Fe)-ionizing electrode consisting of an iron plate and a titanium plate; and an electrode-washing device attached to a lower end of the iron (Fe)-ionizing module.