1、 IEC/TR 62836 Edition 1.0 2013-09 TECHNICAL REPORT Measurement of internal electric field in insulating materials Pressure wave propagation method IEC/TR 62836:2013(E)colourinsideCopyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.N
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9、stance,please contact the Customer Service Centre:csciec.ch.Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.IEC/TR 62836 Edition 1.0 2013-09 TECHNICA
10、L REPORT Measurement of internal electric field in insulating materials Pressure wave propagation method INTERNATIONAL ELECTROTECHNICAL COMMISSION M ICS 17.220.99;29.035.01 PRICE CODE ISBN 978-2-8322-1102-1 Registered trademark of the International Electrotechnical Commission Warning!Make sure that
11、you obtained this publication from an authorized distributor.colourinsideCopyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.2 TR 62836 IEC:2013(E)CONTEN
12、TS FOREWORD.3 INTRODUCTION.5 1 Scope.6 2 Terms,definitions and abbreviations.6 2.1 Terms and definitions.6 2.2 Abbreviations.6 3 Principle of the method.6 4 Sample conditions.8 5 Electrode materials.8 6 Pressure pulse wave generation.8 7 Set-up of the measurement.8 8 Calibrating the electric field.9
13、 9 Measurement procedure.9 10 Data processing for the experimental measurement.9 11 Measurement examples.10 11.1 Samples.10 11.2 Pressure pulse generation.10 11.3 Calibrating of sample and signal.10 11.4 Testing sample and experimental results.11 11.5 The internal electric field distribution.12 Figu
14、re 1 Principle of the PWP method.7 Figure 2 Set-up of measurement of the PWP method.8 Figure 3 Sample of protecting circuit.9 Figure 4 Current signal under 5,8 kV.11 Figure 5 First measured current signal(1 min).11 Figure 6 Signal under 46,4 kV,1,5 h.11 Figure 7 Measured signal without applied volta
15、ge,after 1,5 h under high voltage.12 Figure 8 Internal electric field distribution under 5,8 kV.12 Figure 9 Internal electric field distribution under 46,4 kV,at the initial state.12 Figure 10 Internal electric field distribution under 46,4 kV,after 1,5 h under high voltage.12 Figure 11 Internal ele
16、ctric field distribution without applied voltage after 1,5 h under high voltage.12 Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.TR 62836 IEC:2013(E)3 INTERNATIONAL ELECTROTECHNICAL COMMISSION _ MEASUREMENT OF INTERNAL ELECTRIC FIELD IN INSULATING MATERIALS PRESSURE WAVE PROPAGATION METHOD FOREWORD 1)The International Electrotechnical Commis
