ДСТУ EN IEC/IEEE 60980-344:2022 Ядерные настройки. Оборудование, важное для безопасности. Сейсмическая квалификация (EN IEC/IEEE 60980-344:2021, IDT; IEC/IEEE 60980-344:2020, IDT)



ДСТУ EN IEC/IEEE 60980-344:2022
(EN IEC/IEEE 60980-344:2021, IDT; IEC/IEEE 60980-344:2020, IDT)

Ядерні установки. Обладнання, важливе для безпеки.
Сейсмічна кваліфікація

 

 
 
 
     
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 Abbreviated terms

5 General discussion of earthquake environment and equipment response

5.1 General

5.2 Earthquake environment

5.3 Equipment on foundations

5.4 Equipment on structures

5.5 Interfaces and adverse interactions

5.6 Simulating vibration induced by an earthquake

5.7 Damping

5.8 Application of damping

6 Seismic qualification requirements

6.1 General

6.2 Specification of equipment to be qualified

6.3 Specification of ageing condition

6.4 Specification of seismic requirements

6.5 Specification of acceptance criteria

7 Seismic qualification approach

7.1 Safety function

7.2 Seismic qualification methods

8 Ageing

8.1 General

8.2 Thermal ageing

8.3 Radiation ageing

8.4 Material degradation and corrosion

8.5 Mechanical or electrical cycle ageing

8.6 Vibration ageing

9 Testing

9.1 General

9.2 Proof and generic testing

9.3 Fragility testing

9.4 Component testing

9.5 Assembly testing

9.6 Test methods

9.7 Test documentation

10 Qualification by similarity

10.1 General

10.2 Excitation

10.3 Physical systems

10.4 Safety function

11 Analysis

11.1 General

11.2 Seismic analysis methods

11.3 Nonlinear equipment response

11.4 Other dynamic loads

11.5 Seismic analysis results

11.6 Documentation of analysis

12 Combined analysis and testing

12.1 General

12.2 Modal testing

12.3 Extrapolation for similar equipment

12.4 Shock testing

12.5 Extrapolation for multi-cabinet assemblies

12.6 Other test/analysis

13 Documentation

13.1 General

13.2 Seismic qualification report

Annex A (normative) Experience-based seismic qualification

Annex В (informative) Measurement of zero period acceleration

Annex C (informative) Frequency content and stationarity

Annex D (informative) Fragility testing

Annex E (informative) Test duration and number of cycles

Annex F (informative) Statistically independent motions

Bibliography