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Keywords: reliability
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Proceedings Papers

Proc. ASME. ICONE29, Volume 12: Innovative and Smart Nuclear Power Plant Design, V012T12A014, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-91950
... system are discussed firstly on analyzing the requirements of IEEE, IEC, etc. Combining with the comparative analysis of power supply schemes of DCS system in typical nuclear power plants based on CPR1000, AP1000 and EPR, key factors restricting the reliability of DCS power supply system are analyzed...
Proceedings Papers

Proc. ASME. ICONE29, Volume 13: Risk Assessments and Management, V013T13A020, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-91669
... Abstract Redundancy design is often used to enhance the reliability of complex systems which often run as safety-critical systems of nuclear power plant (NPP). Due to the redundancy design and management strategies, safety-critical systems of a NPP often have complex sequential failure...
Proceedings Papers

Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A024, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-91870
... and analysis of off-site power grid reliability is carried out in Qinshan Nuclear Power Base. Taking the reliability of external power grid of Qinshan Nuclear Power Base as an example, the reliability of emergency bus and the influence range and contribution of various analysis factors to the evaluation...
Proceedings Papers

Proc. ASME. ICONE29, Volume 1: Nuclear Plant Operation and Maintenance, Engineering and Modification, Operation Life Extension (OLE), and Life Cycle, V001T01A029, August 8–12, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICONE29-92056
... owner steam system as an example, the implementation based on the structures, systems and equipment effectiveness analysis method and risk management of the maintenance rules, can be more reasonable and effective to improve the reliability of maintenance. The method mainly includes: determining...
Proceedings Papers

Proc. ASME. ICONE28, Volume 4: Student Paper Competition, V004T14A087, August 4–6, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ICONE28-65769
... risk assessment and RAVEN is a multi-purpose uncertainty quantification, regression analysis, probabilistic risk assessment, data analysis and model optimization software framework. Using fault tree models, degradation models, reliability data, and economic information, VERT can assess relative system...
Proceedings Papers

Proc. ASME. ICONE2020, Volume 2: Nuclear Policy; Nuclear Safety, Security, and Cyber Security; Operating Plant Experience; Probabilistic Risk Assessments; SMR and Advanced Reactors, V002T10A015, August 4–5, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ICONE2020-16935
... of reliability metric have been commonly obtained using probabilistic methods that involve distributed inputs. While the engineering focus has typically been on finding a solution for a specific problem, the scientific community and the regulators are concerned with generic principles, foundation...
Proceedings Papers

Proc. ASME. ICONE21, Volume 3: Nuclear Safety and Security; Codes, Standards, Licensing and Regulatory Issues; Computational Fluid Dynamics and Coupled Codes, V003T06A025, July 29–August 2, 2013
Publisher: American Society of Mechanical Engineers
Paper No: ICONE21-15828
... system to fail in different modes. Reliability Digital I&C FMEA DFM AN IMPLEMENTATION OF DFM FOR RELIABILITY MODELING AND ANALYZING OF AP1000 FWCS Jiubo Yin Shanghai Nuclear Engineering Research and Design Institute Shanghai, China Jianyuan Cao Shanghai Nuclear Engineering Research...
Proceedings Papers

Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 5, 157-163, May 17–21, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICONE18-29391
..., electromagnetic bearing and auxiliary bearing can be selected to suspend the blower system. Then the auxiliary bearing will bear the weight and kinetic energy of blower in the case of the electromagnetic bearing fails in process of blower running. Therefore, the reliability of the suit of bearing is one...
Proceedings Papers

Proc. ASME. ICONE17, Volume 4: Codes, Standards, Licensing and Regulatory Issues; Student Paper Competition, 601-605, July 12–16, 2009
Publisher: American Society of Mechanical Engineers
Paper No: ICONE17-75713
...’ operability and reliability. However, during the test and repair the equipment cannot perform it’s safety function, therefore too often testing decreases the availability of the system. This paper describes the mathematical model that represents how availability and reliability of the systems...
Proceedings Papers

Proc. ASME. ICONE16, Volume 1: Plant Operations, Maintenance, Installations and Life Cycle; Component Reliability and Materials Issues; Advanced Applications of Nuclear Technology; Codes, Standards, Licensing and Regulatory Issues, 641-647, May 11–15, 2008
Publisher: American Society of Mechanical Engineers
Paper No: ICONE16-48548
.... The process ultimately induces variation in the mechanical properties when tested along or across the extrusion direction. The uniaxial tensile test is a simple and versatile test to expose most of the mechanical properties of the materials required to ensure the reliability of the systems. In present study...