Standard No.:	GB 50267-2019
English Name:	Standard for seismic design of nuclear power plants
Chinese Name:	核电厂抗震设计标准
Chinese Classification:	P15    Engineering seismic resistance
Professional Classification:	GB    National Standard
ICS Classification:	91.120.01 91.120.01    Protection of and in buildings in general 91.120.01
Source Content Issued by:	MOHURD
Issued on:	2019-11-22
Implemented on:	2020-6-1
Status:	valid
Superseding:	GB 50267-1997 Code for seismic design of nuclear power plants
Target Language:	English
File Format:	PDF
Word Count:	110400 words
Translation Price(USD):	4416.0
Delivery:	via email in 1~10 business day

本标准适用于极限安全地震动加速度峰值不大于0.5g地区的新建压水堆核电厂的抗震设计，其基本原则和抗震计算方法也适用于重水堆、气冷堆和快中子堆核电厂。

Contents 1 General provisions 2 Terms and symbols 2.1 Terms 2.2 Symbols 3 Basic requirements 3.1 Principle of seismic conceptual design 3.2 Computation model 3.3 Computation methods of earthquake action 3.4 Floor response spectrum 3.5 Mechanical parameter of structures and materials 3.6 Combination for action effects and seismic checking 3.7 Aseismic measures 4 Design ground motions 4.1 General requirements 4.2 Parameters of design basis ground motion 4.3 Time histories of design ground motions 4.4 Ground motions at non-datum points 5 Foundation, base and slope 5.1 General requirements 5.2 Seismic checking for foundation and base 5.3 Seismic stability checking for slope 5.4 Determination of soil liquefaction 6 Containments, buildings and structures 6.1 General requirements 6.2 Effects of actions and their combinations 6.3 Seismic checking 7 Subterranean structures and subterranean pipes 7.1 General requirements 7.2 Earthquake actions of subterranean structures 7.3 Earthquake actions of subterranean pipes 7.4 Seismic checking 7.5 Aseismic measures 8 Equipments and components 8.1 General requirements 8.2 Earthquake actions and effects of the actions 8.3 Combination for action effects and limiting design value 9 Process pipes 9.1 General requirements 9.2 Earthquake actions and effects of the actions 9.3 Combination for action effects and limiting design value 9.4 Aseismic measures 9.5 Dampers 10 Earthquake monitoring and alarm 10.1 General requirements 10.2 Device configuration of the system 10.3 Device function and technical index 10.4 Maintenance and overhaul of devices Annex A Analysis of foundation-structure interaction Annex B Combination for maximum earthquake actions Annex C Seismic response analysis of structure subjected to multiple inputs Annex D Adjustment of design floor response spectrum Annex E Reference method for performance-based seismic safety probability estimates Annex F Normalized response spectra Annex G Reference calculation method for target power spectral density Annex H Combination for action effects and partial factors for buildings and structures Annex J Quasi-static calculation methods for subterranean structures Annex K Seismic evaluation tests for equipments Annex L Allowable stress and limiting design value for equipments and components Annex M Stress limit and stress index of process pipes Explanation of wording in this standard List of quoted standards