Application of EPRI Report NP on the Utilization of Commercial Grade Items”]. Commercial Grade Item (CGI) – A structures, systems, and components. of EPRI Report NP on the Utilization of Commercial Grade Items are recognized in the nuclear industry as the standard documents regarding the purchase. Since the issuance of NP, several industry and Nuclear Regulatory Commission of EPRI Report NP on the Utilization of Commercial Grade Items”.
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The process is complete when all critical characteristics are verified and the item is designated for use as a basic component.
Tag: EPRI NP-5652
Commercial grade dedication is called into existence by 10CFR21both in the definitions and section This is a great question because it can be very difficult to find requirements for commercial grade dedication. It can be downloaded from the link below:. The first question received is: These include items such as evaluating the effects of electromagnetic and radio frequency interference on the system reliability, the need for software verification and validation, the review of abnormal conditions and events analysis ACEsas well as overall licensing aspects and the need to increase use of commercial-grade equipment to decrease cost, epro for safety systems.
Keywords Nuclear hp stations.
Download NRC Letter here. Digital computer-based control systems provide improved functional control capabilities and the potential for communications with other plant control and monitoring systems.
As a side note, if a quality program follows NQA-1, the section for Basic Requirement 7 includes requirements for Commercial Grade Dedication which differ based on the edition followed.
If your company manufactures commercial parts and sells the same parts to the nuclear industry as safety related parts, do those parts have to go through Commercial Grade Dedication?
I&C Analog System Upgrades for Nuclear Facilities | Leonardo DRS
Commercial Grade Dedication CGD can be a tricky area to discuss, and with that, the answer to this is yes and no. You can always perform full CGD of the items, but this guidance allows the OEM to perform an acceptance process that is appropriate based on the advantages that the OEM has in regards to controlling the drawings and commercial process and receiving additional feedback from commercial uses of the items.
Abstract Instrumentation, control and monitoring systems in operating nuclear power plants generally utilize analog technology. In Option B, the OEM manufactures commercial parts that are readily available outside of the nuclear industry and the commercial parts go through a n acceptance process when they are ordered as a nuclear safety related part.
Recommended articles Citing articles 0. This paper will review these aspects of adopting 56652 control technology and improvements in plant monitoring and network communications to nuclear power plants.
Analog System Upgrades & Obsolescence Management
As these systems age and become obsolete, utility companies are beginning to incorporate digital technology due to its proven record of high reliability in other industries, as well as wide spread no. Instrumentation, control and monitoring systems in operating nuclear power plants generally utilize analog technology. Published by Elsevier Ltd.