{"id":440311,"date":"2024-10-20T08:14:11","date_gmt":"2024-10-20T08:14:11","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-pd-iso-tr-127672023\/"},"modified":"2024-10-26T15:24:02","modified_gmt":"2024-10-26T15:24:02","slug":"bsi-pd-iso-tr-127672023","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-pd-iso-tr-127672023\/","title":{"rendered":"BSI PD ISO\/TR 12767:2023"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
2<\/td>\n | National foreword <\/td>\n<\/tr>\n | ||||||
7<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
8<\/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 <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 5 Effect of errors on flowrate calculations 5.1 General 5.2 Quantifiable effects 6 Effects of deviations in construction 6.1 Orifice-plate edge sharpness <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 6.2 Thickness of orifice edge <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 6.3 Condition of upstream and downstream faces of orifice plate <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 6.4 Position of pressure tappings for an orifice 6.4.1 General 6.4.2 Calculation of discharge coefficient 6.4.3 Estimation of additional uncertainty 6.4.4 Example <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 6.5 Condition of pressure tappings 7 Effects of pipeline near the meter 7.1 Pipe diameter 7.2 Steps and taper sections <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | 7.3 Diameter of carrier ring <\/td>\n<\/tr>\n | ||||||
19<\/td>\n | 7.4 Undersize joint rings 7.5 Protruding welds 7.6 Eccentricity <\/td>\n<\/tr>\n | ||||||
21<\/td>\n | 8 Effects of pipe layout 8.1 General <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | 8.2 Discharge coefficient compensation 8.2.1 Corrections <\/td>\n<\/tr>\n | ||||||
23<\/td>\n | 8.2.2 Additional uncertainty <\/td>\n<\/tr>\n | ||||||
24<\/td>\n | 8.3 Pressure tappings 8.4 Devices for improving flow conditions 9 Operational deviations 9.1 General <\/td>\n<\/tr>\n | ||||||
25<\/td>\n | 9.2 Deformation of an orifice plate 9.2.1 General 9.2.2 Elastic deformation 9.2.3 Plastic deformation <\/td>\n<\/tr>\n | ||||||
26<\/td>\n | 9.3 Deposition on the upstream face of an orifice plate <\/td>\n<\/tr>\n | ||||||
30<\/td>\n | 9.4 Deposition in the meter tube <\/td>\n<\/tr>\n | ||||||
31<\/td>\n | 9.5 Orifice-plate edge sharpness 9.5.1 Deterioration 9.5.2 Plate reversal <\/td>\n<\/tr>\n | ||||||
32<\/td>\n | 9.6 Deposition and increase of surface roughness in Venturi tubes 9.6.1 General 9.6.2 Deposition 9.6.3 Surface roughness <\/td>\n<\/tr>\n | ||||||
33<\/td>\n | 10 Pipe roughness 10.1 General <\/td>\n<\/tr>\n | ||||||
34<\/td>\n | 10.2 Upstream pipe <\/td>\n<\/tr>\n | ||||||
38<\/td>\n | 10.3 Downstream pipe 10.4 Reduction of roughness effects 10.5 Maintenance <\/td>\n<\/tr>\n | ||||||
40<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Measurement of fluid flow by means of pressure differential devices. Guidelines on the effect of departure from the specifications and operating conditions given in ISO 5167<\/b><\/p>\n |