Circulating water quality automatic control system

The invention discloses a circulating water quality automatic control system which is characterized in that a water inlet pipe water quality detection meter group is arranged on a water inlet pipe and is used for monitoring the water quality condition of circulating water before the circulating water flows into a circulating water treatment tank in real time; the water outlet pipe water quality detection meter group is arranged on the water outlet pipe and is used for monitoring the water quality condition of circulating water flowing out of the circulating water treatment tank in real time; the chemical adding device is arranged on the circulating water treatment tank and is used for quantitatively adding chemicals into the circulating water treatment tank; the control unit is electrically connected with the water inlet pipe water quality detection meter group, the water outlet pipe water quality detection meter group and the dosing device, and comprehensively controls the working condition of the dosing dev