| abstract |
(57) [Summary] [PROBLEMS] While utilizing the advantages such as space saving, treated water stability and operability of a membrane filtration system, the energy consumption is small and the number of auxiliary facilities does not need to be increased. Provided is a membrane filtration system capable of performing filtration and backwashing, and a method for operating the same. SOLUTION: A raw water tank, a membrane filtration unit for filtering raw water from the raw water tank, and storing the treated water filtered by the membrane filtration unit, a part of which can be supplied to the membrane filtration unit as backwashing water. A membrane filtration system comprising: a backwash water tank; a backwater tank; a backwater tank; and a membrane filter unit. Method. |