{"id":423491,"date":"2024-10-20T06:46:46","date_gmt":"2024-10-20T06:46:46","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-194382023\/"},"modified":"2024-10-26T12:43:30","modified_gmt":"2024-10-26T12:43:30","slug":"bs-iso-194382023","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-194382023\/","title":{"rendered":"BS ISO 19438:2023"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
2<\/td>\n | National foreword <\/td>\n<\/tr>\n | ||||||
6<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
7<\/td>\n | Introduction <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 4 Symbols 5 Test apparatus and materials 5.1 Test apparatus 5.1.1 Test rig <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 5.1.2 On line dilution and particle counting system <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 5.2 Test materials 5.2.1 Test contaminant 5.2.2 Test fluid 6 Accuracy of measuring instruments and test conditions 7 Test rig validation 7.1 General <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 7.2 Validation of the on line dilution and particle counting system 7.3 Validation of filter test circuit 7.4 Validation of contaminant injection circuit <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 8 Preliminary preparation 8.1 Test filter assembly 8.2 Contaminant injection circuit <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | 8.3 Filter test circuit 9 Test procedure 9.1 Initial procedure <\/td>\n<\/tr>\n | ||||||
18<\/td>\n | 9.2 Filter test <\/td>\n<\/tr>\n | ||||||
19<\/td>\n | 10 Calculation and reporting of test results 10.1 Test report <\/td>\n<\/tr>\n | ||||||
20<\/td>\n | 10.2 Calculation 10.2.1 General 10.2.2 Gravimetric levels 10.2.3 Filtration efficiencies <\/td>\n<\/tr>\n | ||||||
21<\/td>\n | 10.2.4 Filter ratings 10.2.5 Injected mass of contaminant 10.2.6 Non-retained mass of contaminant <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | 10.2.7 Retained filter capacity <\/td>\n<\/tr>\n | ||||||
23<\/td>\n | Annex A (normative) Specification of test fluid for filter test <\/td>\n<\/tr>\n | ||||||
24<\/td>\n | Annex B (informative) Typical filter test report, presentation of test results <\/td>\n<\/tr>\n | ||||||
29<\/td>\n | Annex C (normative) Example filter efficiency calculations <\/td>\n<\/tr>\n | ||||||
33<\/td>\n | Annex D (informative) Effect of dust cake filtration on filter capacity <\/td>\n<\/tr>\n | ||||||
35<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Diesel fuel and petrol filters for internal combustion engines. Filtration efficiency using particle counting and contaminant retention capacity<\/b><\/p>\n |