Wastewater Treatment class (Civil Engineering) Fill the blanks Typical tertiary
ID: 1072693 • Letter: W
Question
Wastewater Treatment class (Civil Engineering)Fill the blanks Typical tertiary Two emuents from an Ruo procese Permeate and Name one of de posential problem for an Ruo 4 Selector are used in biological processes to select noc 5. California Title mgulations are related to 6, PPCP's stand for municipal water reuse and Personal Care Products. 7. Do deficit-saturated DO concentration Dominant nitrogen species found in the supermatant of anaerobic digesters: 9. In sludge composting. of Vs are converted to CO and water. 10. Three steps in anaerobic digestion: hydrolysis formation methane formation. 11. Decarbonation to remove is from water. 12. Give one of typical units for sludge volume index: 13. The main components of stru vite are: hydrogen, oxygen, nitrogen, phosphorus, and 14. Provide chemical formula for one of the chloramines: 15. Precursors for THM formation from nation are Natural Matters NC 16. Provide a typical value CNOT a Range) to each of the following blank: Typical a. Typical nitrite concentration in influents to POTWs (mg/L) b. Typical EBCT for using GAC to remove dissolved organics from water min) c. Alkalinity recovery from denitrification mg Caco/mg NOs-N denitrified) d. Desirable alkalinity in anaerobic digesters (mg CaCOM) e. Typical design applied pressure for Ro (psi)
Explanation / Answer
11) decarbonation = removal of carbon dioxide (CO2)
12) units of sludge volume index = mL/g
13) struvite = NH4MgPO
Hence, missing component = Magnesium
14) Chloramine = ClNH2
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