ДСТУ EN IEC 60034-27-1:2022 Машины электрические вращающиеся. Часть 27-1. Измерение частичного разряда в изоляции обмотки в автономном режиме (EN IEC 60034-27-1:2018, IDT; IEC 60034-27-1:2017, IDT)



ДСТУ EN IEC 60034-27-1:2022
(EN IEC 60034-27-1:2018, IDT; IEC 60034-27-1:2017, IDT)

Машини електричні обертові. Частина 27-1. Вимірювання часткового
розряду в ізоляції обмотки в автономному режимі

 

 
   
 
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

Foreword

Introduction

1 Scope

2 Normative references

3 Terms and definitions

4 Nature of PD in rotating machines

4.1 Basics of PD

4.2 Types of PD in rotating machines

5 Measuring technologies and instrumentation

5.1 General

5.2 Influence of frequency response of measuring system

5.3 Effects of PD coupling units

5.4 Effect of the measuring instrument

6 Visualization of measurements

6.1 General

6.2 Minimum scope of PD data presentation

6.3 Additional means of PD data representation

7 Test circuits

7.1 General

7.2 Individual winding components

7.3 Complete windings

8 Normalization of measurements

8.1 General

8.2 Individual winding components

8.3 Complete windings

9 Test procedures

9.1 Acquiring PD measurements on windings and winding components

9.2 Identifying and locating the source of partial discharges

10 Interpretation of test results

10.1 General

10.2 Interpretation of PD magnitude, inception and extinction voltage

10.3 PD pattern recognition

11 Test report

Annex A (informative) Influence parameters of test frequency to testing procedure

Annex В (informative) Alternative methods to determine discharge magnitudes

Annex C (informative) Other off-line methods for PD detection and methods for localization

Annex D (informative) External noise, disturbance and sensitivity

Annex E (informative) Methods of disturbance suppression

Annex F (informative) Interpretation of PD magnitude data and phase resolved PD patterns

Annex G (informative) Test circuits for complete windings

Annex H (informative) Wide-band and narrow-band measuring systems

Bibliography