{"id":450726,"date":"2024-10-20T09:13:43","date_gmt":"2024-10-20T09:13:43","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-12255-92023\/"},"modified":"2024-10-26T17:11:28","modified_gmt":"2024-10-26T17:11:28","slug":"bs-en-12255-92023","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-12255-92023\/","title":{"rendered":"BS EN 12255-9:2023"},"content":{"rendered":"
This document specifies design principles and performance requirements for odour control and associated ventilation for wastewater treatment plants serving more than 50PT.<\/p>\n
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2<\/td>\n | undefined <\/td>\n<\/tr>\n | ||||||
8<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 4 Symbols and abbreviations 5 Design principles 5.1 General <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 5.2 Sources and nature of odours <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 5.3 Odour measurement <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 5.4 Planning 5.4.1 Preliminary considerations 5.4.1.1 General 5.4.1.2 Sewer system 5.4.1.3 Wastewater treatment plants <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 5.4.1.4 Remedial measures 5.4.2 Detailed planning 5.4.2.1 Odour abatement <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | 5.4.2.2 Chemical additives 5.4.2.3 Treating odorous air 5.4.3 Criteria for selection <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | 5.5 Design requirements 5.5.1 General 5.5.2 Materials selection 5.5.3 Chemical or biological addition <\/td>\n<\/tr>\n | ||||||
18<\/td>\n | 5.5.4 Treatment of odorous air 5.5.4.1 General 5.5.4.2 Biofiltration <\/td>\n<\/tr>\n | ||||||
19<\/td>\n | 5.5.4.3 Scrubbing (wet chemical, biological or ozone) 5.5.4.4 Ozonation <\/td>\n<\/tr>\n | ||||||
20<\/td>\n | 5.5.4.5 Advanced oxidation (AOP) <\/td>\n<\/tr>\n | ||||||
21<\/td>\n | 5.5.4.6 Adsorption 5.5.4.7 Thermal oxidation 5.5.5 Design of covers <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | 5.5.6 Design of ventilation 5.6 Process requirements <\/td>\n<\/tr>\n | ||||||
23<\/td>\n | Annex A (informative)Odour potential and odour emission capacity, measurement of odour emission rate A.1 Odour potential and odour emission capacity A.2 Measurement of odour emission rate <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Wastewater treatment plants – Odour control and ventilation<\/b><\/p>\n |