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Database: 189760 (25 Oct 2025)
NB/T 20448-2017 English PDF
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NB/T 20448-2017
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Verification and validation for system and software in nuclear power plants
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NB/T 20448-2017
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Basic data
Standard ID
NB/T 20448-2017 (NB/T20448-2017)
Description (Translated English)
Verification and validation for system and software in nuclear power plants
Sector / Industry
Energy Industry Standard (Recommended)
Classification of Chinese Standard
F65
Classification of International Standard
20.120.20
Word Count Estimation
174,174
Date of Issue
2017-04-01
Date of Implementation
2017-10-01
Quoted Standard
GB/T 9386-2008; ISO/IEC 15288-2008; ISO/IEC 12207-2008
Regulation (derived from)
National Energy Board Bulletin 2017 No. 7; Industry Standard Filing Announcement 2017 No. 9 (Total No. 213)
Issuing agency(ies)
National Energy Administration
Summary
This standard specifies the verification and validation process applied throughout the lifecycle of systems, software, and hardware, including acquisition, supply, development, operation, maintenance, and disposal. This standard applies to the V&V work of instrumentation and control systems and electrical systems in nuclear power plants. Users of this standard may perform certain life cycle processes and related verification and validation processes according to the actual conditions of the project. For a description of the system life cycle process, refer to ISO/IEC 15288:2008. For a description of the software life cycle process, refer to ISO/IEC 12207:2008.