Post on 19-Dec-2015
transcript
Cumulative Final Exam Review Jeopardy
Cumulative Final Exam Review Jeopardy
Waterworks Operations IIIWQT 134
Waterworks Operations IIIWQT 134
$100
$200
$300
$400
$500
$100
$200
$300
$400
$500
$100
$200
$300
$400
$500
$100
$200
$300
$400
$500
Source H2O Pretreatment CoagulationIntake/Screens
FINAL JEOPARDY
Source Water $100
Plant whose intake screen is situated in the “sweet spot” of the Willamette river
Plant whose intake screen is situated in the “sweet spot” of the Willamette river
Source Water $200
Plant that uses GAC to treat organics from its
source water
Plant that uses GAC to treat organics from its
source water
Source Water $300
1996 flooding of this river destroyed a
pump station
1996 flooding of this river destroyed a
pump station
Source Water $400
Two plants that remove water from
the Molalla river
Two plants that remove water from
the Molalla river
Source Water $500
Three plants we visited that use the Clackamas river for
source water
Three plants we visited that use the Clackamas river for
source water
Source water $100-Answer
What is the Willamette Water Treatment Plant?
What is the Willamette Water Treatment Plant?
Source water $200-Answer
What is the Willamette Water Treatment Plant?
What is the Willamette Water Treatment Plant?
Source water $300-Answer
What is the Molalla River?
What is the Molalla River?
Source water $400-Answer
What is the Molalla Water Treatment Plant and the Canby Water
Treatment Plant?
What is the Molalla Water Treatment Plant and the Canby Water
Treatment Plant?
Source water $500-Answer
What is the Clackamas, North Clackamas, and Lake Oswego Water Treatment Plants?
What is the Clackamas, North Clackamas, and Lake Oswego Water Treatment Plants?
Intake/Screens $100
Purpose of using screens?
Purpose of using screens?
Intake/Screens $200
Type of screen that has straight steel bars
welded at both ends at 60-80o angles
Type of screen that has straight steel bars
welded at both ends at 60-80o angles
Intake/Screens $300
Type of screen shown here
Type of screen shown here
Intake/Screens $400
Type of instrument shown here
Type of instrument shown here
Intake/Screens $500
Type of screen shown here
Type of screen shown here
Intake/Screens $100-Answer
What is used to remove debris and prevent clogging of
the intake.
What is used to remove debris and prevent clogging of
the intake.
Intake/Screens $200-Answer
What is a bar screen?What is a bar screen?
Intake/Screens $300-Answer
What is a bar screen?
What is a bar screen?
Intake/Screens $400-Answer
What is traveling wire screen?
What is traveling wire screen?
Intake/Screens $500-Answer
What is a fine-wire mesh screen?
What is a fine-wire mesh screen?
Pretreatment $100
Mechanical sand and grit removal
device shown here
Mechanical sand and grit removal
device shown here
Pretreatment $200
Function of this device?
Function of this device?
Pretreatment $300
This 25 year old device is used
before filtration
This 25 year old device is used
before filtration
Pretreatment $400
The device shown here for pretreatment
before membrane filtration?
The device shown here for pretreatment
before membrane filtration?
Pretreatment $500
A concave depression in the
bottom of a structure to collect
sediment ?
A concave depression in the
bottom of a structure to collect
sediment ?
Pretreatment $100-Answer
What is the cyclone degritter?
What is the cyclone degritter?
Pretreatment $200-Answer
What is to prevent short circuiting, slows the
movement of water down to aid in floc removal?
What is to prevent short circuiting, slows the
movement of water down to aid in floc removal?
Pretreatment $300-Answer
What is a redwood baffle?
What is a redwood baffle?
Pretreatment $400-Answer
What is a strainer?What is a strainer?
Pretreatment $500-Answer
What is a sand trap?What is a sand trap?
Coagulation $100
_________ mixing occurs during coagulation
_________ mixing occurs during coagulation
Coagulation $200
Typical charge on troublesome particles to be
removed from water
Typical charge on troublesome particles to be
removed from water
Coagulation $300
Two trivalent ions used for
coagulation
Two trivalent ions used for
coagulation
Coagulation $400
Name four types of coagulants
Name four types of coagulants
Coagulation $500
Three functions/advantages of using anionic
polyelectrolytes polymers
Three functions/advantages of using anionic
polyelectrolytes polymers
Coagulation 100 $ Answer
What is rapid or flash mixing?
What is rapid or flash mixing?
Coagulation $200-Answer
What is negative?What is negative?
Coagulation $300-Answer
What are iron and aluminum? What are iron
and aluminum?
Coagulation $400-Answer
What are ALUM or aluminum sulfateACH or aluminum chlorohydrateFerric chloride,Ferric or ferrous sulfate,Aluminum polymers,Cationic, anionic, or nonionic polyelectrolytesSodium aluminate,Sodium silicate
What are ALUM or aluminum sulfateACH or aluminum chlorohydrateFerric chloride,Ferric or ferrous sulfate,Aluminum polymers,Cationic, anionic, or nonionic polyelectrolytesSodium aluminate,Sodium silicate
Coagulation $500-Answer
What are increased floc size, improved settling, stronger floc.
Not effected by pH, alkalinity, hardness, or turbidity.
What are increased floc size, improved settling, stronger floc.
Not effected by pH, alkalinity, hardness, or turbidity.
Final Jeopardy
Coagulant AidsCoagulant Aids
Final Jeopardy
What is a coagulant aid and what are three
types of coagulant aids??
What is a coagulant aid and what are three
types of coagulant aids??
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.
• 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.