{"id":241823,"date":"2024-10-19T15:50:35","date_gmt":"2024-10-19T15:50:35","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-pd-cispr-tr-18-32010\/"},"modified":"2024-10-25T10:41:06","modified_gmt":"2024-10-25T10:41:06","slug":"bsi-pd-cispr-tr-18-32010","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-pd-cispr-tr-18-32010\/","title":{"rendered":"BSI PD CISPR\/TR 18-3:2010"},"content":{"rendered":"
This part of CISPR 18, which is a technical report, applies to radio noise from overhead power lines and high-voltage equipment which may cause interference to radio reception, excluding the fields from power line carrier signals.<\/p>\n
The frequency range covered is 0,15 MHz to 300 MHz.<\/p>\n
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
4<\/td>\n | CONTENTS <\/td>\n<\/tr>\n | ||||||
6<\/td>\n | FOREWORD <\/td>\n<\/tr>\n | ||||||
8<\/td>\n | INTRODUCTION <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions 4 Practical design of overhead power lines and associated equipment in order to control interference to radio broadcast sound and television reception 4.1 Overview <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 4.2 Corona on conductors 4.3 Corona on metal hardware 4.4 Surface discharges on insulators <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 4.5 Spark and microsparks due to bad contacts, commutation effects 4.6 Defects on power lines and associated equipment in service <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 5 Methods of prediction of the reference level of an overhead line 5.1 General 5.2 Correlation of data given elsewhere in this publication <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 5.3 CIGR\u00c9 formula <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 5.4 Determination of 80\u00a0% level 5.5 Conclusions <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | 6 Preventive and remedial measures to minimize radio noise generated by bad contacts and their detection and location 6.1 General 6.2 Preventive and remedial measures <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | 6.3 Methods of detecting and locating bad contacts <\/td>\n<\/tr>\n | ||||||
19<\/td>\n | 7 Formulae for predetermination of the radio noise field strength produced by large conductor bundles (more than four sub-conductors) and by tubular conductors 7.1 Basic principles <\/td>\n<\/tr>\n | ||||||
20<\/td>\n | 7.2 Calculation of corona radio noise field strengths due to large bundles <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | 7.3 Evaluation of corona radio noise field strength due to large tubular conductors <\/td>\n<\/tr>\n | ||||||
24<\/td>\n | 8 Figures Figures Figure 1 \u2013 Bundle conductors <\/td>\n<\/tr>\n | ||||||
25<\/td>\n | Figure 2 \u2013 Line with conductors in a flat configuration <\/td>\n<\/tr>\n | ||||||
26<\/td>\n | Figure 3 \u2013 Line with conductors in a delta configuration <\/td>\n<\/tr>\n | ||||||
27<\/td>\n | Figure 4 \u2013 Line with conductors in a triangular configuration <\/td>\n<\/tr>\n | ||||||
28<\/td>\n | Figure 5 \u2013 Line with conductors in a flat configuration <\/td>\n<\/tr>\n | ||||||
29<\/td>\n | Figure 6 \u2013 Line with conductors in a delta configuration <\/td>\n<\/tr>\n | ||||||
30<\/td>\n | Figure 7 \u2013 Line with conductors in a triangular configuration <\/td>\n<\/tr>\n | ||||||
31<\/td>\n | Figure 8 \u2013 Tubular conductors of 40\u00a0cm diameter <\/td>\n<\/tr>\n | ||||||
32<\/td>\n | Annex A (informative) Formulae for predicting the radio noise field strength from the conductors of an overhead line <\/td>\n<\/tr>\n | ||||||
34<\/td>\n | Table\u00a0A.1 \u2013 Empirical methods, terms of the predetermination formulae developed by several institutions, survey <\/td>\n<\/tr>\n | ||||||
36<\/td>\n | Table A.2 \u2013 Empirical methods, complete predetermination formulae developed by several institutions, survey <\/td>\n<\/tr>\n | ||||||
38<\/td>\n | Table A.3 \u2013 Predetermination formulae, examples for calculation of the absolute field strength levels <\/td>\n<\/tr>\n | ||||||
40<\/td>\n | Annex B (informative) Analytical procedure for the predetermination of the radio noise field strength, at a given distance from an overhead line with large bundle conductors <\/td>\n<\/tr>\n | ||||||
45<\/td>\n | Figure B.1 \u2013 Designation of the geometrical quantities for the simplified analytical method <\/td>\n<\/tr>\n | ||||||
46<\/td>\n | Figure B.2 \u2013 Lateral profiles of the radio noise field strengths produced by the individual phases and of the total field, as calculated in the given example <\/td>\n<\/tr>\n | ||||||
47<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Radio interference characteristics of overhead power lines and high-voltage equipment – Code of practice for minimizing the generation of radio noise<\/b><\/p>\n |