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Cumulative Final Exam Review Jeopardy

Cumulative Final Exam Review Jeopardy. Waterworks Operations III WQT 134. Source H 2 O. Intake/Screens. Pretreatment. Coagulation. $100. $100. $100. $100. $200. $200. $200. $200. $300. $300. $300. $300. $400. $400. $400. $400. $500. $500. $500. $500. FINAL JEOPARDY.

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Cumulative Final Exam Review Jeopardy

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  1. Cumulative Final Exam Review Jeopardy Waterworks Operations III WQT 134

  2. Source H2O Intake/Screens Pretreatment Coagulation $100 $100 $100 $100 $200 $200 $200 $200 $300 $300 $300 $300 $400 $400 $400 $400 $500 $500 $500 $500 FINAL JEOPARDY

  3. Source Water $100 Plant whose intake screen is situated in the “sweet spot” of the Willamette river

  4. Source Water $200 Plant that uses GAC to treat organics from its source water

  5. Source Water $300 1996 flooding of this river destroyed a pump station

  6. Source Water $400 Two plants that remove water from the Molalla river

  7. Source Water $500 Three plants we visited that use the Clackamas river for source water

  8. Source water $100-Answer What is the Willamette Water Treatment Plant?

  9. Source water $200-Answer What is the Willamette Water Treatment Plant?

  10. Source water $300-Answer What is the Molalla River?

  11. Source water $400-Answer What is the Molalla Water Treatment Plant and the Canby Water Treatment Plant?

  12. Source water $500-Answer What is the Clackamas, North Clackamas, and Lake Oswego Water Treatment Plants?

  13. Intake/Screens$100 Purpose of using screens?

  14. Intake/Screens$200 Type of screen that has straight steel bars welded at both ends at 60-80o angles

  15. Intake/Screens$300 Type of screen shown here

  16. Intake/Screens$400 Type of instrument shown here

  17. Intake/Screens$500 Type of screen shown here

  18. Intake/Screens$100-Answer What is used to remove debris and prevent clogging of the intake.

  19. Intake/Screens$200-Answer What is a bar screen?

  20. Intake/Screens$300-Answer What is a bar screen?

  21. Intake/Screens$400-Answer What is traveling wire screen?

  22. Intake/Screens$500-Answer What is a fine-wire mesh screen?

  23. Pretreatment $100 Mechanical sand and grit removal device shown here

  24. Pretreatment $200 Function of this device?

  25. Pretreatment $300 This 25 year old device is used before filtration

  26. Pretreatment $400 The device shown here for pretreatment before membrane filtration?

  27. Pretreatment $500 A concave depression in the bottom of a structure to collect sediment ?

  28. Pretreatment $100-Answer What is the cyclone degritter?

  29. Pretreatment $200-Answer What is to prevent short circuiting, slows the movement of water down to aid in floc removal?

  30. Pretreatment $300-Answer What is a redwood baffle?

  31. Pretreatment $400-Answer What is a strainer?

  32. Pretreatment $500-Answer What is a sand trap?

  33. Coagulation $100 _________ mixing occurs during coagulation

  34. Coagulation $200 Typical charge on troublesome particles to be removed from water Daily Double

  35. Coagulation $300 Two trivalent ions used for coagulation

  36. Coagulation $400 Name four types of coagulants

  37. Coagulation $500 Three functions/advantages of using anionic polyelectrolytes polymers

  38. Coagulation100 $ Answer What is rapid or flash mixing?

  39. Coagulation $200-Answer What is negative?

  40. Coagulation $300-Answer What are iron and aluminum?

  41. Coagulation $400-Answer What are ALUM or aluminum sulfate ACH or aluminum chlorohydrate Ferric chloride, Ferric or ferrous sulfate, Aluminum polymers, Cationic, anionic, or nonionic polyelectrolytes Sodium aluminate, Sodium silicate

  42. Coagulation $500-Answer What are increased floc size, improved settling, stronger floc. Not effected by pH, alkalinity, hardness, or turbidity.

  43. Final Jeopardy Coagulant Aids

  44. Final Jeopardy What is a coagulant aid and what are three types of coagulant aids??

  45. Final Jeopardy-Answer • They are Activated silica, weighting agents like bentonite clay, and polyelectrolytes. • Stronger more settable flocs • Overcome the effect of temp drops that slow coagulation • Reduce the amount of coagulant needed • Reduce the amount of sludge produced.

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