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Engineer conducting a probabilistic risk assessment for nuclear power plants while adhering to ANS/ASME RA-S-1.1-2022.
ANSI | Nuclear Power

ANS/ASME RA-S-1.1-2022: Probabilistic Risk Assessment

ByAlexandra Schirn November 26, 2024May 20, 2025

Probabilistic risk assessment (PRA) originated in the aerospace industry during and before the Apollo space program: the U.S. space project of the 1960s and 70s…

Nuclear power plant adhering to quality assurance requirements in ASME NQA-1-2022.
ANSI | Nuclear Power

ASME NQA-1-2024: Nuclear Facility Applications

ByAlexandra Schirn September 27, 2024June 4, 2025

The United States is the world’s largest producer of nuclear energy, accounting for about 30% of the worldwide nuclear power generation. As such, the nuclear…

A female engineer works in a chemical nuclear power plant that adheres to ANSI/ANS-20.2-2023 nuclear safety design criteria.
ANSI | Nuclear Power

ANSI/ANS-20.2-2023: Nuclear Safety Design

ByAlexandra Schirn February 13, 2024June 4, 2025

The fundamental objectives of nuclear safety are the achievement of proper operating conditions and the prevention or mitigation of accident consequences, resulting in the protection…

Metal nuclear reactor rods that contain ANSI N14.1-2023 uranium hexafluoride packagings.
ANSI | Nuclear Power

ANSI N14.1-2023: Uranium Hexafluoride Packagings Transport

ByBrad Kelechava June 27, 2023June 4, 2025

~440 nuclear power reactors operate across the globe. 96 are in the United States, where they produce nearly 20% of the electricity generated throughout the…

High-integrity software for the nuclear industry adhering to ANSI/ANS-10.7-2013 (R2023).
ANSI | Nuclear Power

ANSI/ANS-10.7-2013 (R2023): Nuclear Industry Software

ByAlexandra Schirn May 16, 2023June 4, 2025

Nuclear energy provides about 10% of the world’s electricity from about 440 power reactors and is the world’s second largest source of low-carbon power. It is necessary that…

Single nuclear power plant cooling tower glowing red for seismic activity
ANSI | Energy | Nuclear Power

Seismic Analysis and Design Criteria of Nuclear Facilities

ByBrad Kelechava April 5, 2017May 29, 2025

Seismic activity is an unfortunate consequence of the natural processes that coincide with living on the surface of planet Earth, rendering the regions of the…

Wrecked beach road all cracked up in its asphalt yellow line in need of ASCE/SEI 4 seismic analysis
ANSI | Energy | Nuclear Power

Changes to ASCE/SEI 4-2016 – Seismic Analysis of Safety-Related Nuclear Structures

ByBrad Kelechava April 5, 2017May 29, 2025

ASCE/SEI 4-2016 – Seismic Analysis of Safety-Related Nuclear Structures has been released. This standard, developed by the American Society of Civil Engineers (ASCE), provides minimum…

A nuclear plant beneath purple light an beside pond not ready for shutdown
ANSI | Energy | Nuclear Power

The Shutdown of Nuclear Power Plants in the 2010s

ByBrad Kelechava January 10, 2017May 28, 2025

Nuclear power has gone through some rough patches, especially when it comes to public perception of the energy source. While, as we have discussed before,…

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