NUCLEAR POWER

Engineered solutions to help sustain operations and optimize design

SIA has over four decades of experience helping the nuclear industry design, construct, and maintain power reactors that are safe, reliable, and efficient. We offer a uniquely integrated, multidisciplinary approach that has addressed some of the industry’s most complex challenges. Our solutions combine sophisticated engineering analysis, advanced nondestructive examination, and a deep understanding of the operational, system, and programmatic considerations that impact a plant’s lifecycle. Whether you’re facing an emergent operational challenge or qualifying designs for next-generation advanced reactors, SIA’s expertise is available to deliver results.

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WHAT WE DO

Stress Analysis & Flaw Evaluation

World-class FEA and fracture mechanics expertise applied to new designs or emergent problems

ASME BPVC Inspections and Analysis

Advanced inspection technology coupled with sophisticated engineering methods to validate code compliance and/or accurately characterize degradation

License Renewal (LR/SLR) and Regulatory Support

Experienced partner for TLAA and AMP programs, power uprates, and reactor restarts; demonstrated success with NRC interactions

Operational Support Services

Comprehensive suite of chemistry, radiation protection, environmental, and emergency management services to maintain standards, ensure reliability, and optimize costs

Vibration Analysis & Testing

Design, analysis, field testing, and diagnostics for vibration of rotating equipment, piping, structures, and fluid/acoustics

Design Analysis & Operability Determinations

Analysis of new designs or existing components to optimize margins/constructability or evaluate remaining life

Structural and Seismic Evaluation

Advanced evaluations using sophisticated methods to comply with standards and optimize cost and constructability of new designs and repairs

Fuel Modeling and Licensing

Fuel performance consultation, fuel evaluation services, and state-of-the-art software for existing commercial plants and advanced reactor designs

Risk Assessment, Probabilistic Methods

Probabilistic and risk-informed methods to accelerate design (leak-before-break) and support critical programs (PRA, ISI, and RIM)

What Equipment We EVALUATE

Reactor Pressure Vessel & Internals

Support for RVI integrity management programs; evaluation of design loads and aging mechanisms (embrittlement, SCC, wear, etc.), assessment of remaining life and reinspection intervals

Primary System Components & Piping

Analysis, inspection, and repair solutions for the balance of the nuclear island, specializing in demonstrating operability and maximizing component longevity

Turbines and Generators

Comprehensive analytical, inspection, and metallurgical services to support deterministic and risk-based life evaluation and inspection interval adjustments

Emergency Cooling Systems

Lifecycle management of piping, pumps, tanks, and other components that are critical to maintain safe shutdown capacity

Chemical and Cleanup Systems

Chemical optimization programs, equipment upgrades, radiation management, and plant staff support

Balance of Plant Systems

Support for aging management, inspection planning, and end-of-life replacement of crucial components needed to maintain reliable operation

Buildings and Structures

Evaluation of static and seismic loadings to optimize new construction, component replacement, and structural rehabilitation projects

Advanced Reactors

Reactor system design and component optimization, fuel analysis and management, seismic evaluation considering soil/structure/fluid interaction, material recommendations, ASME Code analysis, programmatic support (CVAP, RIM, etc.), constructability and inspectability assessments, testing and qualification

What Equipment We Service
why it matters

WHY IT MATTERS

Extending Plant Life

Engineered solutions to maintain reliable long-term operation, focused on extending the useful life of existing assets/components and optimizing replacement windows

Maximizing Generation

Products and services that improve operating margin, reduce risk, and ensure reliability — responsive engineering support to help mitigate threats to generation

Ensuring Safety

SI adheres to the highest standards for work quality. Maintaining nuclear system and personnel safety is our highest priority

Optimizing Site Resources

Utilities leverage our expertise to bolster internal capabilities, address complex problems, and get actionable insights to streamline decision making

Reducing Operating Costs

Analytical tools, hardware products, and digital solutions that drive reliability and minimize unplanned expenditures

Improving Regulatory Interaction

Decades of experience with critical regulatory submittals help streamline reviews and minimize iterations

Deploying Next-Gen Reactors

Support for the entire lifecycle of new reactors, from design and analysis through licensing, construction, and operation

HOW WE DELIVER RESULTS

World-Class Staff & Expertise

SIA’s highly qualified technical staff have deep domain expertise and experience to provide independent, sophisticated and timely solutions for our clients

Advanced Methods, Technology, and Software

SIA’s ongoing research and development efforts result in improved analytical and/or inspection tools, increasing accuracy, and maximizing the value to the customer

Dedication to Nuclear Quality

Adherence to standards, robust procedures, and continuous training help us deliver best-in-class value by prioritizing accuracy, safety, and timeliness

Constant Drive for Innovation

Continuous research and development efforts result in improved tools for evaluation of critical components, such as robotic examination capabilities for tanks and piping

Cross-Disciplinary, Integrated Solutions

We couple analytical expertise with advanced inspections and materials assessment to provide actionable answers to the most challenging asset management questions

HOW WE DELIVER RESULTS

FEATURED SERVICES

ADVANCED NDE

ADVANCED NDE

Flaw Evaluation & Disposition

Flaw Evaluation & Disposition

Piping Vibration

Piping Vibration

Power Uprates

Power Uprates

Root Cause Analysis

Root Cause Analysis

Standards and Research

Standards and Research

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