Flocs in water treatment:
Gespeichert in:
| Hauptverfasser: | , |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
London
IWA Publ.
2007
|
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | X, 297 S. Ill., graph. Darst. |
| ISBN: | 1843390639 9781843390633 |
Internformat
MARC
| LEADER | 00000nam a2200000 c 4500 | ||
|---|---|---|---|
| 001 | BV023032540 | ||
| 003 | DE-604 | ||
| 005 | 00000000000000.0 | ||
| 007 | t | ||
| 008 | 071203s2007 ad|| |||| 00||| eng d | ||
| 020 | |a 1843390639 |9 1-84339-063-9 | ||
| 020 | |a 9781843390633 |9 9781843390633 | ||
| 035 | |a (DE-599)BVBBV023032540 | ||
| 040 | |a DE-604 |b ger |e rakwb | ||
| 041 | 0 | |a eng | |
| 049 | |a DE-M490 |a DE-Er8 | ||
| 100 | 1 | |a Bache, David H. |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a Flocs in water treatment |c David H. Bache and Ross Gregory |
| 264 | 1 | |a London |b IWA Publ. |c 2007 | |
| 300 | |a X, 297 S. |b Ill., graph. Darst. | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 700 | 1 | |a Gregory, Ross |e Verfasser |4 aut | |
| 856 | 4 | 2 | |m HBZ Datenaustausch |q application/pdf |u http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=016236382&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |3 Inhaltsverzeichnis |
| 999 | |a oai:aleph.bib-bvb.de:BVB01-016236382 | ||
Datensatz im Suchindex
| _version_ | 1804137257812099072 |
|---|---|
| adam_text | Contents
Preface viii
Section 1: Background Concepts 1
1.1 INTRODUCTION 1
1.1.1 Water quality perspective 1
1.1.2 Surface characteristics 3
1.2 COLLOIDS 5
1.2.1 General concepts 5
1.2.2 Van der Waals interaction 6
1.2.3 Electrical double layer 7
1.2.4 Double layer interaction energy 8
1.2.5 Combined interaction 9
1.2.6 Hydration and hydrophobic interactions 10
1.2.7 Steric stabilisation 11
1.2.8 Polymer bridging 12
1.2.9 Electrostatic bridging 13
1.2.10 Stability and binding 15
1.3 FLOC FORMATION 16
1.3.1 Introduction 16
1.3.2 Mechanisms of coagulation 16
vi Floes in Water Treatment
1.3.3 Principles of flocculation 21
1.4 MIXING FACTORS 27
1.4.1 Introduction 27
1.4.2 Facets of turbulence 28
1.4.3 Characterisation of mixers 33
1.4.4 Mixing timescales 34
1.5 HYDROLYSING COAGULANTS 36
1.5.1 Perspective 36
1.5.2 Monomeric hydrolysis products 38
1.5.3 Polynuclear species 41
1.5.4 Time factors 47
1.5.5 Charge factors 48
1.5.6 Surface area 50
1.5.7 Water binding 50
1.6 SYNTHETIC ORGANIC POLYMERS 51
1.7 SOLIDS PRODUCTION and COMPOSITION 55
1.8 REFERENCES 57
Section 2: Characterisation 61
2.1 PARTICLE STRUCTURES 61
2.1.1 Introduction 61
2.1.2 Fractal dimensions 61
2.1.3 Clusters 66
2.1.4 Chain formation 71
2.1.5 Bound water 71
2.2 HYDRODYNAMIC BEHAVIOUR OF SUSPENSIONS 74
2.2.1 Low Reynolds number flows 74
2.2.2 Permeability 76
2.2.3 Settlement 80
2.3 RHEOLOGY 85
2.3.1 General concepts: patterns of deformation 85
2.3.2 Viscosity: basic concepts 87
2.3.3 Gels 90
2.3.4 Fast elastic deformation 92
2.3.5 Yield stress in shear 94
2.3.6 Normal stresses 99
2.3.7 Viscosity 102
2.4 FLOC STRENGTH 104
2.4.1 Perspective 104
2.4.2 Viscous flows 105
Contents vii
110
114
116
118
118
120
122
124
Section 3: Floes in Practice 128
2.4.3 Turbulent flows
2.4.4 Structural model
2.4.5 Strength-turbulence interaction
2.5 DISTRIBUTIONS
2.5.1 Overview
2.5.2 Representation of distributions
2.5.3 Distribution moments
2.6 REFERENCES
3.1 MEASUREMENT 128
3.1.1 Perspective 128
3.1.2 Size 128
3.1.3 Fractal properties 133
3.1.4 Strength 145
3.1.5 Overview 148
3.2 IMPACTS ON FLOC PROPERTIES 149
3.2.1 Perspective and scope 149
3.2.2 Coagulants 150
3.2.3 Size-density relationship 159
3.2.4 Optimised coagulation conditions 163
3.2.5 Temperature 166
3.2.6 Flocculant aids 171
3.2.7 Shear 179
3.2.8 Overview 191
3.3 IMPACTS ON TREATMENT PROCESSES 191
3.3.1 Background 191
3.3.2 Chemical application 195
3.3.3 Flocculation 197
3.3.4 Floe blanket clarifiers 201
3.3.5 Dissolved air flotation 206
3.3.6 Filtration 211
3.3.7 Dewatering 221
3.3.8 Overview 248
3.4 REFERENCES 249
Appendix A: SI Units and Physical Constants 261
Appendix B: Symbols 263
Acknowledgements 273
Index 275
|
| adam_txt |
Contents
Preface viii
Section 1: Background Concepts 1
1.1 INTRODUCTION 1
1.1.1 Water quality perspective 1
1.1.2 Surface characteristics 3
1.2 COLLOIDS 5
1.2.1 General concepts 5
1.2.2 Van der Waals interaction 6
1.2.3 Electrical double layer 7
1.2.4 Double layer interaction energy 8
1.2.5 Combined interaction 9
1.2.6 Hydration and hydrophobic interactions 10
1.2.7 Steric stabilisation 11
1.2.8 Polymer bridging 12
1.2.9 Electrostatic bridging 13
1.2.10 Stability and binding 15
1.3 FLOC FORMATION 16
1.3.1 Introduction 16
1.3.2 Mechanisms of coagulation 16
vi Floes in Water Treatment
1.3.3 Principles of flocculation 21
1.4 MIXING FACTORS 27
1.4.1 Introduction 27
1.4.2 Facets of turbulence 28
1.4.3 Characterisation of mixers 33
1.4.4 Mixing timescales 34
1.5 HYDROLYSING COAGULANTS 36
1.5.1 Perspective 36
1.5.2 Monomeric hydrolysis products 38
1.5.3 Polynuclear species 41
1.5.4 Time factors 47
1.5.5 Charge factors 48
1.5.6 Surface area 50
1.5.7 Water binding 50
1.6 SYNTHETIC ORGANIC POLYMERS 51
1.7 SOLIDS PRODUCTION and COMPOSITION 55
1.8 REFERENCES 57
Section 2: Characterisation 61
2.1 PARTICLE STRUCTURES 61
2.1.1 Introduction 61
2.1.2 Fractal dimensions 61
2.1.3 Clusters 66
2.1.4 Chain formation 71
2.1.5 Bound water 71
2.2 HYDRODYNAMIC BEHAVIOUR OF SUSPENSIONS 74
2.2.1 Low Reynolds number flows 74
2.2.2 Permeability 76
2.2.3 Settlement 80
2.3 RHEOLOGY 85
2.3.1 General concepts: patterns of deformation 85
2.3.2 Viscosity: basic concepts 87
2.3.3 Gels 90
2.3.4 Fast elastic deformation 92
2.3.5 Yield stress in shear 94
2.3.6 Normal stresses 99
2.3.7 Viscosity 102
2.4 FLOC STRENGTH 104
2.4.1 Perspective 104
2.4.2 Viscous flows 105
Contents vii
110
114
116
118
118
120
122
124
Section 3: Floes in Practice 128
2.4.3 Turbulent flows
2.4.4 Structural model
2.4.5 Strength-turbulence interaction
2.5 DISTRIBUTIONS
2.5.1 Overview
2.5.2 Representation of distributions
2.5.3 Distribution moments
2.6 REFERENCES
3.1 MEASUREMENT 128
3.1.1 Perspective 128
3.1.2 Size 128
3.1.3 Fractal properties 133
3.1.4 Strength 145
3.1.5 Overview 148
3.2 IMPACTS ON FLOC PROPERTIES 149
3.2.1 Perspective and scope 149
3.2.2 Coagulants 150
3.2.3 Size-density relationship 159
3.2.4 Optimised coagulation conditions 163
3.2.5 Temperature 166
3.2.6 Flocculant aids 171
3.2.7 Shear 179
3.2.8 Overview 191
3.3 IMPACTS ON TREATMENT PROCESSES 191
3.3.1 Background 191
3.3.2 Chemical application 195
3.3.3 Flocculation 197
3.3.4 Floe blanket clarifiers 201
3.3.5 Dissolved air flotation 206
3.3.6 Filtration 211
3.3.7 Dewatering 221
3.3.8 Overview 248
3.4 REFERENCES 249
Appendix A: SI Units and Physical Constants 261
Appendix B: Symbols 263
Acknowledgements 273
Index 275 |
| any_adam_object | 1 |
| any_adam_object_boolean | 1 |
| author | Bache, David H. Gregory, Ross |
| author_facet | Bache, David H. Gregory, Ross |
| author_role | aut aut |
| author_sort | Bache, David H. |
| author_variant | d h b dh dhb r g rg |
| building | Verbundindex |
| bvnumber | BV023032540 |
| ctrlnum | (DE-599)BVBBV023032540 |
| format | Book |
| fullrecord | <?xml version="1.0" encoding="UTF-8"?><collection xmlns="http://www.loc.gov/MARC21/slim"><record><leader>01022nam a2200277 c 4500</leader><controlfield tag="001">BV023032540</controlfield><controlfield tag="003">DE-604</controlfield><controlfield tag="005">00000000000000.0</controlfield><controlfield tag="007">t</controlfield><controlfield tag="008">071203s2007 ad|| |||| 00||| eng d</controlfield><datafield tag="020" ind1=" " ind2=" "><subfield code="a">1843390639</subfield><subfield code="9">1-84339-063-9</subfield></datafield><datafield tag="020" ind1=" " ind2=" "><subfield code="a">9781843390633</subfield><subfield code="9">9781843390633</subfield></datafield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">(DE-599)BVBBV023032540</subfield></datafield><datafield tag="040" ind1=" " ind2=" "><subfield code="a">DE-604</subfield><subfield code="b">ger</subfield><subfield code="e">rakwb</subfield></datafield><datafield tag="041" ind1="0" ind2=" "><subfield code="a">eng</subfield></datafield><datafield tag="049" ind1=" " ind2=" "><subfield code="a">DE-M490</subfield><subfield code="a">DE-Er8</subfield></datafield><datafield tag="100" ind1="1" ind2=" "><subfield code="a">Bache, David H.</subfield><subfield code="e">Verfasser</subfield><subfield code="4">aut</subfield></datafield><datafield tag="245" ind1="1" ind2="0"><subfield code="a">Flocs in water treatment</subfield><subfield code="c">David H. Bache and Ross Gregory</subfield></datafield><datafield tag="264" ind1=" " ind2="1"><subfield code="a">London</subfield><subfield code="b">IWA Publ.</subfield><subfield code="c">2007</subfield></datafield><datafield tag="300" ind1=" " ind2=" "><subfield code="a">X, 297 S.</subfield><subfield code="b">Ill., graph. Darst.</subfield></datafield><datafield tag="336" ind1=" " ind2=" "><subfield code="b">txt</subfield><subfield code="2">rdacontent</subfield></datafield><datafield tag="337" ind1=" " ind2=" "><subfield code="b">n</subfield><subfield code="2">rdamedia</subfield></datafield><datafield tag="338" ind1=" " ind2=" "><subfield code="b">nc</subfield><subfield code="2">rdacarrier</subfield></datafield><datafield tag="700" ind1="1" ind2=" "><subfield code="a">Gregory, Ross</subfield><subfield code="e">Verfasser</subfield><subfield code="4">aut</subfield></datafield><datafield tag="856" ind1="4" ind2="2"><subfield code="m">HBZ Datenaustausch</subfield><subfield code="q">application/pdf</subfield><subfield code="u">http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=016236382&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA</subfield><subfield code="3">Inhaltsverzeichnis</subfield></datafield><datafield tag="999" ind1=" " ind2=" "><subfield code="a">oai:aleph.bib-bvb.de:BVB01-016236382</subfield></datafield></record></collection> |
| id | DE-604.BV023032540 |
| illustrated | Illustrated |
| index_date | 2024-07-02T19:17:33Z |
| indexdate | 2024-07-09T21:09:26Z |
| institution | BVB |
| isbn | 1843390639 9781843390633 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-016236382 |
| open_access_boolean | |
| owner | DE-M490 DE-Er8 |
| owner_facet | DE-M490 DE-Er8 |
| physical | X, 297 S. Ill., graph. Darst. |
| publishDate | 2007 |
| publishDateSearch | 2007 |
| publishDateSort | 2007 |
| publisher | IWA Publ. |
| record_format | marc |
| spelling | Bache, David H. Verfasser aut Flocs in water treatment David H. Bache and Ross Gregory London IWA Publ. 2007 X, 297 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Gregory, Ross Verfasser aut HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=016236382&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Bache, David H. Gregory, Ross Flocs in water treatment |
| title | Flocs in water treatment |
| title_auth | Flocs in water treatment |
| title_exact_search | Flocs in water treatment |
| title_exact_search_txtP | Flocs in water treatment |
| title_full | Flocs in water treatment David H. Bache and Ross Gregory |
| title_fullStr | Flocs in water treatment David H. Bache and Ross Gregory |
| title_full_unstemmed | Flocs in water treatment David H. Bache and Ross Gregory |
| title_short | Flocs in water treatment |
| title_sort | flocs in water treatment |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=016236382&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| work_keys_str_mv | AT bachedavidh flocsinwatertreatment AT gregoryross flocsinwatertreatment |