WATER PURIFICATION SYSTEM

摘要

A water purification system (100), comprising: a composite filter element (10), which comprises a pretreatment filter element (11) and a filter membrane assembly (12); a raw water inlet pipe (20); a purified water outlet pipe (30); a pretreated water pipe (50); a booster pump (60); a water quality detection device (70), which is arranged on the raw water inlet pipe (20) and/or the purified water outlet pipe (30) and used for detecting the water quality in the raw water inlet pipe (20) and/or the purified water outlet pipe (30); and a control device, which is connected to the water quality detection device (70) and used for determining the service life of the composite filter element (10) and/or determining whether the composite filter element (10) fails according to the detection information of the water quality detection device (70).