ДСТУ IEC TS 61463:2016 Уводи. Оцінка сейсмостійкості (IEC TS 61463:2016, IDT)

ДСТУ IEC TS 61463:2016
(IEC TS 61463:2016, IDT)

Уводи. Оцінка сейсмостійкості

 
   
 
 
     
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 Symbols and abbreviated term

5 Methods of seismic qualification

6 Severities

6.1 At the ground

6.2 At the bushing flange

7 Qualification by static calculation

8 Qualification by dynamic analysis

8.1 General

8.2 Modal analysis using the time-history method

8.3 Modal analysis using the RRS

9 Qualification by vibration test

9.1 General

9.1.1 General

9.1.2 Mounting

9.1.3 External load

9.1.4 Measurements

9.1.5 Standard frequency range

9.1.6 Test methods

9.1.7 Testing

9.2 Test on complete apparatus

9.3 Test on the bushing mounted on a simulating support

9.4 Test on the bushing alone

10 Evaluation of the seismic qualification

10.1 Combination of stresses

10.2 Cantilever test

10.3 Acceptance criteria

11 Necessary exchange of information

11.1 Information supplied by the apparatus manufacturer

11.2 Information supplied by the bushing manufacturer

Annex A (informative) Flow chart for seismic qualification

Annex B (informative) Natural frequency and damping determination: Free oscillation test

Annex C (informative) Static calculation method - Additional consideration

Annex D (informative) Qualification by static calculation - Example on transformer bushing

Annex E (informative) Center clamped bushings

Bibliography