004 (part 1 of 6) 10.0 points Consider the following parameters for the pre- liminary design of a membrane filtration sys- tem: = 110 Qmaz = 39 MGD L Jmaz hr. m2 Amod = 55 m Backwash interval = 52 min Backwash duration = 1.8 min What is the total membrane area required? Answer in units of m. Your answer must be within 2.0% 005 (part 2 of 6) 10.0 points What is the minimum number of modules? (Round up to the nearest integer.) Your answer must be within +2.0% 006 (part 3 of 6) 10.0 points What is the maximum number of racks? (Round down to the nearest integer.) Your answer must be within 2.0% 007 (part 4 of 6) 10.0 points What is the minimum number of modules per rack? (Round up to the nearest integer.) Your answer must be within 2.0% 008 (part 5 of 6) 10.0 points What is the estimated flux based on the num- ber of racks and the number of modules per L rack? Answer in units of hr - m2 Your answer must be within 2.0%