Embedded systems in nuclear power plant


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Making ''digital twins'' to monitor and control tomorrow''s reactor

Oct 30, 2020· Now researchers at Idaho National Laboratory are taking embedded smart systems one step further with the development of so-called "digital twins" – essentially virtual replicas of nuclear reactors. supervision and security. "Advanced nuclear reactors need to have these systems to have the functionalities to compete in the

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Embedded System on Safety Critical For Nuclear Power Plant

Safety-critical systems are embedded systems that could cause injury or loss of human life if they fail or encounter errors. Flight-control systems, automotive drive-by-wire, nuclear reactor management, or operating room heart/lung bypass machines naturally come to mind. Small system defects or situations can cascade into life-threatening failures very quickly.A low-level

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Instrumentation and Control Systems of Nuclear Power Plants

Jun 23, 2021· NUREG/CR-7007, published in 2008 as ''''Diversity Strategies for Nuclear Power Plant Instrumentation and Control Systems," provided guidance to determine how much diversity in a safety system is

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Nuclear Power Plants With Artificial Intelligence in Industry 4.0

Jan 1, 2020· As a typical and complex man-machine-network integration system, various faults, insufficient automation and stressed human operators limit the further popularization of nuclear power plants (NPPs

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Nuclear Power Plant Safety Systems

Each nuclear power plant in Canada has multiple, robust safety systems designed to prevent accidents, and reduce its effects should one occur. All of these systems are maintained and inspected regularly, and upgraded when necessary, to ensure plants meet or exceed strict safety standards established by the Canadian Nuclear Safety Commission.

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James A. FitzPatrick Nuclear Power Plant

The James A. FitzPatrick (JAF) Nuclear Power Plant is located in the Town of Scriba, near Oswego, New York, on the southeast shore of Lake Ontario.The nuclear power plant has one General Electric boiling water reactor.The 900-acre (360 ha) site is also the location of two other units at the Nine Mile Point Nuclear Generating Station.. The power plant was originally built

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What is digital I&C in nuclear power plants?

The analogue I&C, initially installed on operating nuclear power plants have been gradually replaced by digital I&C systems to provide control and protection functions. In addition, digital I&C is commonly used in all new nuclear power plant designs.

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Nuclear Power Plants: Innovative Technologies for

He has been working on software verification and validation of safety instrument and control system for nuclear power plants. Dr. Gu mainly focuses on the research of software verification and validation.His recent research interests include: software aging management, software reliability analysis and the safety and security of software, etc.

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Practice Test: Module 05 Mobile, Embedded, and Specialized

Study with Quizlet and memorize flashcards containing terms like John works in a nuclear power plant. He discovered a worm that was actively targeting Windows computers that manage large-scale SCADA systems. The malware attempted to gain administrative access to other computers through the network to control the SCADA system. Which of the following malware can do all

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NRC Regulatory Issue Summary 2016-05 Embedded Digital

EMBEDDED DIGITAL DEVICES IN SAFETY-RELATED SYSTEMS ADDRESSEES All holders of, and applicants for, licenses for conversion and deconversion fuel cycle facilities on the safety and performance capability of nuclear power plants from potential interactions and unanticipated failures. On August 19, 2006, Browns Ferry Nuclear Plant, Unit 3

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Technical Meeting on the Software Reliability of Digital

Digital Instrumentation and Control Systems for Nuclear Power Plant Safety incorporate an embedded software code or algorithm or even a computer-based software. In many NPPs, programmable digital I&C systems are interconnected and more complex to analyse (and, thus, safety assurance is more difficult to demonstrate than was the case for

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Addressing embedded digital devices in safety-related systems of

Jun 15, 2017· The purpose of this paper is to provide an overview of the development of the approach to addressing embedded digital devices (EDD) in safety-related systems of nuclear

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Nuclear I&C Modernization: The Future is Digital

Jun 4, 2021· By implementing digital I&C technology, nuclear power plants can improve system reliability and streamline operations while lowering maintenance costs and supporting industry

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Design and Implementation of Embedded System for Nuclear

Aug 29, 2018· This paper tries to solve that challenge by design and implement of an embedded system for nuclear materials cask. This system is suitable to developing countries, where it is cost effective and it uses the existing infrastructure‏. Recent advancements in nuclear fission technology have led to predict that the number of Nuclear Power

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Thin-Plate-Type Embedded Ultrasonic Transducer Based on

Jun 1, 2016· Pipe wall thinning in the secondary piping system of a nuclear power plant (NPP) is currently a main problem which typically affects the safety and reliability of the NPP directly.

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Advanced Sensors and Instrumentation Program Overview

enhance economic competitiveness for nuclear power plants, and promote a high level of nuclear safety. • NEET-ASI research produces concepts, techniques, capabilities, and equipment that are or can be demonstrated in simulated or laboratory test bed environments representative of nuclear plant systems or fuel cycle systems.

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REGULATORY REQUIREMENTS, GUIDANCE, AND REVIEW OF EMBEDDED

Jun 14, 2021· Interest in embedded digital devices (EDDs) for monitoring and providing control of components is increasing in the nuclear power market as more and more users both within and outside the nuclear sector are employing EDDs. EDDs in other industries or countries may be known by the related terms as smart devices, devices of limited functionality, or intelligent

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Office Of Nuclear Energy Sensors and Instrumentation

All nuclear power plant classes require coolant pumps • Highly relevant demonstration in a representative environment Pump seals and bearings are maintenance intensive • Pump seals and bearings are have been historic source of problems in nuclear power applications • Helium circulator seal leaks were a significant source of problems at Fort

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How can digital I&C improve nuclear power plants?

By implementing digital I&C technology, nuclear power plants can improve system reliability and streamline operations while lowering maintenance costs and supporting industry modernization and plant life extension initiatives. Simply put, digital I&C can enable the transformation and modernization of plant operations.

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Thin-Plate-Type Embedded Ultrasonic Transducer Based on

DOI: 10.1016/J .2016.05.007 Corpus ID: 113978768; Thin-Plate-Type Embedded Ultrasonic Transducer Based on Magnetostriction for the Thickness Monitoring of the Secondary Piping System of a Nuclear Power Plant

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NUREG/CR-6992, Instrumentation and Controls in Nuclear

areas that have applications in nuclear power plant digital upgrades as well as in new plants. The review includes I&C architectures for selected Gen III+ plants. This report is the third in a series of planned update reports in a U.S. Nuclear Regulatory Commission (NRC) sponsored emerging technologies study.

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Can safety instrumentation & control transform nuclear plant operations?

As the U.S. nuclear industry moves into plant life extension and subsequent license renewals, the modernization of safety instrumentation and control (I&C) systems holds significant potential to transform plant operations.

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Verifiable Digital I&C and Embedded Digital Devices for

Mar 6, 2017· Since the 1970s when most nuclear power plants (NPPs) were built, dramatic advances in electronics, communications, networking, and embedded systems and programmable devices are dominated by products that are architected around attributes of low-power, cost, performance, con!gurability,

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Reliability Analysis of Instrumentation and Control System: A

Sep 2, 2021· Instrumentation and control system (I&Cs) plays a key role in nuclear power plants (NPP) whose failure may cause the major issue in a form of accidents, hazardous radiations, and environmental loss. That is why importantly ensure the reliability of such system in NPP. In this proposed method, we effectively analyze the reliability of the instrumentation and control system.

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A Pseudo Exhaustive Software Testing Framework for

for the instrumentation and controls (I&C) operations in Nuclear Power plants. Of specific interest is the use of advanced software-based embedded digital devices (EDDs) that have the potential to substantially increase plant reliability and performance operations. EDDs are typically edge devices like sensors, transmitters and actuators.

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NRC REGULATORY ISSUE SUMMARY 2013

the need to identify, review, document, and control embedded digital devices in safety systems, in order to comply with 10 CFR 50.55a(h), "Protection and Safety Systems;" Appendix A, "General Design Criteria for Nuclear Power Plants;" and Appendix B, "Quality Assurance Criteria for Nuclear Power Plants and Fuel Reprocessing Plants."

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Safe Use of Smart Devices in Systems Important to Safety in

These smart devices can be implemented as separate or standalone field components or embedded as components in other equipment or systems and can be used to increase plant

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Management systems for nuclear facilities | IAEA

Jan 13, 2023· An effective and sustainable management system at a nuclear facility integrates such issues as safety, security, safeguards, health and quality, to ensure that strategic decision making does not take place in isolation. Suitability Evaluation of Commercial Grade Products for Use in Nuclear Power Plant Safety Systems. 13 January 2023

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Safe Use of Smart Devices in Systems Important to Safety in Nuclear

Description. With rapidly advancing digital technologies, smart devices are increasingly used in nuclear power plants. These smart devices can be implemented as separate or standalone field components or embedded as components in other equipment or systems and can be used to increase plant reliability, enhance safe operation and improve testing and monitoring functions.

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Application of Continuous Integration in the Development of Embedded

With high reliability requirements, the nuclear grade paperless recorder, as the main equipment for monitoring, displaying and recording the operating parameters of nuclear power plants, is a typical embedded software operation equipment, have the characteristics of multiple software modules and multi-team development.

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Systematic Software Testing of Critical Embedded Digital

nuclear industry for addressing vulnerabilities associated with SCCFs [1]. However, the disadvantages of large scale diversity methods for plant modernization are significant implementation costs, and increased plant integration complexity. Consequently, there has been much interest within the nuclear industry in the past 10 years toward

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Thin-Plate-Type Embedded Ultrasonic Transducer Based on

Dec 1, 2016· 1. Introduction. Wall thinning of a secondary piping system is a critical issue related to the safety of nuclear power plants (NPPs). This condition can even lead to fatalities when, for instance, the main feed-water pump has an elbow rupture, as occurred in the Surry Unit 2 in the USA or when the condensate system has a straight pipe rupture, such as in Mihama Unit 3 in

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Instrumentation and control systems design for nuclear power plant

Nov 1, 2021· Instrumentation and Control systems (I&C) play a significant role in nuclear power plants (NPP) and other safety critical systems (SCS). We have conducted a rigorous study and discussions with experienced practitioners worldwide the strategy for the development of I&C systems to investigate the several aspects related to their dependability.

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What is safety-related I&C design for existing nuclear power plants?

Safety-related I&C design for existing nuclear power plants is complex. The plants'' non-passive designs require numerous redundant safety systems, equipment, and operating procedures; all incorporated into the plant''s design basis. As a result, upgrading an existing plant''s I&C systems is complex, time-consuming, and expensive.

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Should nuclear power plants adopt digital safety systems?

Despite these benefits, adoption of digital I&C systems for safety-related applications across the domestic nuclear fleet has been slow. U.S. nuclear power plants that do choose to embrace the transition from analog to digital are in good company; international plants have successfully implemented digital safety systems for more than a decade.

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How reliable are digital instrumentation and control systems for nuclear power plants?

Technical Meeting on the Software Reliability of Digital Instrumentation and Control Systems for Nuclear Power Plant Safety Instrumentation and control systems (I&C) are a key element for the safe design, operation and management of nuclear power plants during all plant states.

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Embedded Digital System Reliability and Safety Analyses

based consisting of embedded digital hardware and software components. These embedded systems perform many varying and highly complex functions that are integral to the safety-critical requirements of a nuclear power plant. The need to understand the effects of various failure modes, including common cause failures and common mode

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An autonomous control framework for advanced reactors

Aug 1, 2017· The benefits of SMRs can include reduced financial risk, operational flexibility, and modular allocation of power production capacity. Achieving these benefits can lead to a new paradigm for plant design, construction, and management to provide for multiunit, multiproduct-stream generating stations while addressing the need to compensate for reduced economy-of

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NRC Regulatory Issue Summary 2016-05 Embedded Digital

The U.S. Nuclear Regulatory Commission (NRC) is issuing this regulatory issue summary (RIS) to clarify the NRC''s technical position on existing regulatory requirements for the quality and

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About Embedded systems in nuclear power plant

About Embedded systems in nuclear power plant

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