1、 IEC/TS 61934 Edition 2.0 2011-04 TECHNICAL SPECIFICATION Electrical insulating materials and systems Electrical measurement of partial discharges(PD)under short rise time and repetitive voltage impulses IEC/TS 61934:2011(E)colourinsideCopyrighted material licensed to BR Demo by Thomson Reuters(Scie
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10、 us your feedback on this publication or need further assistance,please visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-28-2014 by James Madis
11、on.No further reproduction or distribution is permitted.Uncontrolled when printed.IEC/TS 61934 Edition 2.0 2011-04 TECHNICAL SPECIFICATION Electrical insulating materials and systems Electrical measurement of partial discharges(PD)under short rise time and repetitive voltage impulses INTERNATIONAL E
12、LECTROTECHNICAL COMMISSION U ICS 17.220.99;29.035.01;29.080.30 PRICE CODE ISBN 978-2-88912-479-4 Registered trademark of the International Electrotechnical Commission colourinsideCopyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-28-2014 by James Madison.N
13、o further reproduction or distribution is permitted.Uncontrolled when printed.2 TS 61934 IEC:2011(E)CONTENTS FOREWORD.4 INTRODUCTION.6 1 Scope.7 2 Normative references.7 3 Terms and definitions.7 4 Measurement of partial discharge pulses during repetitive,short rise-time voltage impulses and compari
14、son with power frequency.9 4.1 Measurement frequency.9 4.2 Measurement quantities.9 4.3 Test objects.10 4.3.1 General.10 4.3.2 Inductive test objects.10 4.3.3 Capacitive test objects.10 4.3.4 Distributed impedance test objects.10 4.4 Impulse generators.10 4.4.1 General.10 4.4.2 Impulse waveforms.11
15、4.5 Effect of testing conditions.11 4.5.1 General.11 4.5.2 Effect of environmental factors.12 4.5.3 Effect of testing conditions and ageing.12 5 PD detection methods.12 5.1 General.12 5.2 PD pulse coupling and detection devices.12 5.2.1 Introductory remarks.12 5.2.2 Coupling capacitor with multipole
16、 filter.13 5.2.3 HFCT with multipole filter.14 5.2.4 Electromagnetic couplers.15 5.2.5 Charge measurements.16 5.3 Source-controlled gating techniques.17 6 Measuring instruments.17 7 Sensitivity check of the PD measuring equipment.17 7.1 General.17 7.2 Test diagram for sensitivity check.18 7.3 PD detection sensitivity check.18 7.4 Background noise check.19 7.5 Detection system noise check.19 7.6 Sensitivity report.19 8 Test procedure for increasing and decreasing the repetitive impulse voltage
