{"id":462898,"date":"2024-10-20T10:25:06","date_gmt":"2024-10-20T10:25:06","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-24-30494468-dc-2024\/"},"modified":"2024-10-26T19:19:00","modified_gmt":"2024-10-26T19:19:00","slug":"bsi-24-30494468-dc-2024","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-24-30494468-dc-2024\/","title":{"rendered":"BSI 24\/30494468 DC 2024"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
1<\/td>\n | 30494468-NC.pdf <\/td>\n<\/tr>\n | ||||||
3<\/td>\n | 2_2200e_CD.pdf <\/td>\n<\/tr>\n | ||||||
4<\/td>\n | CONTENTS FOREWORD 5 1 Scope……………………. 8 2 Normative References 8 3 Terms and Definitions 8 4 Background Explanation 11 5 Test Method Overview 17 6 Detection Method 14 7 Guidance for Interpreting Results 20 Annex A (informative) ….21 Annex B (informative)…………….. ..26 Bibliography 27 <\/td>\n<\/tr>\n | ||||||
8<\/td>\n | 1\u3000 Scope 2\u3000 Normative References 3\u3000 Terms and definitions 3.1 3.2 3.3 3.4 <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 4\u3000 Background Explanation The winding diagram for a 2 pole rotor is shown in Figure 1, and the cross section of a single single slot on the rotor body showing the winding components is in Figure 2. 4.1\u3000 Impact of inter turn short circuit 4.2\u3000 Fault location <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 4.3\u3000 Causes of inter turn short circuits <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 5\u3000 Test Method Overview 5.1\u3000 General Provisions <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 5.2\u3000 Test Method Principles <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 6\u3000 Detection Methods 6.1\u3000 Vibration vs Rotor Current Method 6.1.1 Application Conditions 6.1.2 Test Method 6.2\u3000 Air-gap Magnetic Flux Method 6.2.2 Equipment and Instrumentation 6.2.3 Test Conditions and Method 6.3\u3000 Excitation Current Amplitude Method 6.3.1 Application Conditions <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | 6.3.2 Test Method 6.4\u3000 Rotor AC Impedance and Power Loss Test 6.4.1 Test Conditions 6.4.2 Test Instrumentation <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | 6.4.3 Test Method 6.5\u3000 Recurrent surge oscillograph (RSO) 6.5.1 Test Conditions 6.5.2 Test Instrument 6.5.3 Measurement Method <\/td>\n<\/tr>\n | ||||||
18<\/td>\n | 6.6\u3000 Pole Voltage and Coil Voltage Drop Test 6.6.1 Test Condition Generator rotors should be removed from the stator casing during the test. 6.6.2 Test Equipment Required 6.6.3 Test Procedure <\/td>\n<\/tr>\n | ||||||
20<\/td>\n | 6.7\u3000 Interturn Voltage Distribution Method 6.7.1 Test Condition Generator rotors should be removed from the stator casing. If possible, the retaining rings should be removed to make measuring the inter-turn voltages easier. 6.7.2 Test Equipment 6.7.3 Measuring Method <\/td>\n<\/tr>\n | ||||||
21<\/td>\n | 6.7.4 Plotting Fault Location 7\u3000 Guidance for Interpreting Results A.2.1 Two-pole Generator <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | A.2.2 Four-pole Generator <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" BS EN 60034-27-8 ED1 Rotating machinery – Part 27-8. Detection of interturn short-circuits in rotor windings of cylindrical rotor synchronous generator<\/b><\/p>\n |