Chapter 10 - Filtration Fundamentals Flashcards

1
Q

The water treatment process involving the removal of suspended matter by passing water through a porous medium, such as sand.

A

Filtration

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Granular material through which material is collected and stored when water passes through it.

A

Filter Media

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

A filtration process that involves passing raw water through a bed of sand at low velocity, resulting in particulate removal by physical and biological mechanisms.

A

Slow Sand Filtration

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

A filtration method that includes coagulation, flocculation, and filtration, but excludes sedimentation.
Only applicable to raw water relatively low in turbidity because all suspended material must be trapped by the filters.

A

Direct Filtration

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

A pressure filter using a medium made from diatoms.
The water is forced through the medium by pumping.

A

Diatomaceous Earth Filter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

A small, prefabricated unit that has been designed and assembled at a factory and then shipped to the installation site.

A

Package Treatment Plant

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

The layer of solids and biological growth that forms on top of a slow sand filter, allowing the filter to remove turbidity effectively without chemical coagulation.

A

Schmutzdecke

How well did you know this?
1
Not at all
2
3
4
5
Perfectly