Water treatment schemes

Slides

Video

a

Introduction
Groundwater treatment
Surface water treatment
Treatment processes

1 -   3
4 - 16
17 - 30
31 - 31

-

Aeration and gas stripping

Slides

Video

a

Introduction
Theory - solibility
Theory - kinetics
Theory - mass balance
Theory - basic equations / efficiency
Cascade aeration
Tower aeration

1 -   8
9 - 16
17 - 17
18 - 18
19 - 26
27 - 37
38 - 47

00:00 - 06:12
06:12 - 18:42
18:42 - 24:23
24:23 - 29:19
26:19 - 46:50
46:50 - 57:40
57:40 - 70:34

b

Tower aeration (contin.)
Plate aeration
Spray aeration
Other aeration systems

46 - 47
48 - 50
51 - 56
57 - 64

00:00 - 30:52
30:52 - 44:40
44:40 - 46:00
46:00 - 50:06

Granular filtration

Slides

Video

a

Introduction
- Principle of filtration
- Filtration resistance/ backwash
- Dry filtration
- Slow sand filtration
Filtration mechanisms
Filtration theory

1 -   3
4 -   5
6 -   9
10 - 10
11 - 11
12 - 21
22 - 49

00:00 - 02:48
02:48 - 26:09
26:09 - 34:12
34:12 - 39:50
39:50 - 43:09
43:09 - 53:36
53:36 - 70:58

b

Backwashing
Filter materials
Filter bottoms
Filter regulation
Pressure filtration
Upward filtration
Dry filtration
Continuous filtration
Slow sand filtration

50 - 60
61 - 64
65 - 67
68 - 71
72 - 72
73 - 75
76 - 78
79 - 79
80 - 83

00:00 - 25:39
25:39 - 30:27
30:27 - 31:56
31:56 - 40:23
-
-
-
-
-

Softening

Slides

Video

a

Introduction
Chemical aspects

1 - 14
15 - 31

00:00 - 35:05
35:05 - 52:12

b

Hydraulics of fluidised bed
Kinetics and mass balance
Model calculations of softening
Selection of chemical
Other aspects

32 - 37
38 - 40
41 - 46
47 - 53
54 - 63

00:00 - 09:10
09:10 - 13:49
13:49 - 24:52
24:52 - 37:08
37:08 - 54:10

c

Application of softening - Lekkerkerk
Research on crystallisation inhibitation by phosphate

-

00:00 - 13:56

Coagulation and flocculation

Slides

Video

a

Introduction
Coagulation: theory
Coagulation: practice

1 - 10
11 - 25
26 - 39

00:00 - 23:53
23:53 - 39:10
39:10 - 52:01

b

Flocculation: theory
Flocculation: practice
Special constructions

40 - 43
44 - 62
63 - 67

00:00 - 05:40
05:40 - 37:06
37:06 - 47:11

Membrane filtration in the USA

Slides

Video

a

CH2M HILL
Membrane filtration for drinking water
Advanced water reuse
Seawater desalination by RO

-

00:00 - 10:42
10:42 - 29:40
29:40 - 47:30
47:30 - 61:44

Sedimentation

Slides

Video

a

Introduction
Theory of discrete settling
- Settling test
- Reduction in efficiency

1 -   5
6 - 12
13 - 22
23 - 30

00:00 - 06:00
06:00 - 15:48
15:48 - 31:04
31:04 - 45:20

b

Theory of flocculent settling
Construction alternatives
- Horizontal sedimentation (rectangular)
- Tilted plate (lamella) sedimentation
- Horizontal sedimentation (circular)
- Sludge blanket sedimentation
Inlet and outlet constructions
Sludge removal
Summary

31 - 35
35 - 35
36 - 39
40 - 45
46 - 48
49 - 53
54 - 60
61 - 63
64 - 65

00:00 - 03:45
03:45 - 04:40
04:40 - 15:16
15:16 - 24:00
24:00 - 26:16
26:16 - 29:10
29:10 - 34:42
34:42 - 37:17
37:17 - 41:05

Flotation

Slides

Video

a

Introduction
Filtration zone
Separation zone
Conclusions

1 -   5
6 - 24
25 - 36
37 - 37

00:00 - 17:01
17:01 - 38:22
38:22 - 50:17
50:17 - 55:36

Adsorption

Slides

Video

a

Introduction
- Principles of adsorption
- Adsorption capacity
- Activated carbon filtration at Kralingen
Possible experiments
Freundlich-isotherm

1 -   6
7 -   8
9 - 14
15 - 15
16 - 19
20 - 23

00:00 - 05:00
05:00 - 10:45
10:45 - 20:41
20:41 - 24:16
24:16 - 28:20
28:20 - 38:13

b

Batch versus column
Activated carbon filtration
Alternative configurations
Exam question (example)

24 - 30
31 - 47
48 - 50
-

00:00 - 14:06
14:06 - 31:36
31:36 - 37:25
37:25 - 42:01

Disinfection

Slides

Video

a

Objectives and means of disinfection
Kinetics and effectivity
Disinfection chemicals
Chlorine
Disinfection ByProducts
Advanced disinfection (Ozon / UV / solar)
Practices (USA / Europe)

1 - 4
5 - 10
11 - 13
14 - 18
19 - 25
26 - 32
33 - 37

00:00 - 04:12
04:12 - 17:02
17:02 - 23:50
23:50 - 32:43
32:43 - 42:15
42:15 - 50:16
50:16 - 57:29

Micro- and ultrafiltration

Slides

Video

a

Introduction
Concepts MF/UF
Theory
Design concepts

1 -   5
6 -   7
8 - 17
18 - 27

00:00 - 06:25
06:25 - 09:08
09:08 - 27:47
27:47 - 41:55

Nanofiltration and reverse osmosis

Slides

Video

a

Introduction
Theory
Membrane modules

1 - 12
13 - 20
21 - 27

00:00 - 16:10
16:10 - 33:31
33:31 - 39:15

b

Applications
Design
Fouling control

28 - 36
37 - 45
46 - 57

00:00 - 14:05
14:05 - 28:08
28:08 - 39:06