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Effects of Friction on Rotating Equipment Compliance: Modeling Considerations in Pipe Stress Simulation

Sep 26, 2025

A recurring challenge is ensuring that modeling assumptions in pipe stress analysis don’t create hidden risks for rotating equipment and piping code compliance. This article explores how friction and vertical support behavior can dramatically influence nozzle load calculations, sometimes turning a compliant system into a non-compliant one. Using case studies and practical examples, the authors highlight best practices and advanced tools like SIMFLEX-IV to improve accuracy and reliability across complex operating conditions.

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Addressing Piping Vibration in the Oil, Gas, and Petrochemical Industries: The Upcoming API 579 Part 15

Nov 25, 2024

With the recent API Fall Meeting, it is timely to revisit this November 2023 article on API 579 Part 15, Methodologies of Piping Vibration, featuring insights from one of the new standard’s co-authors, Mike Bifano. This article discusses the three-tiered evaluation system and explains how vibration fits into a mechanical integrity program. Read more and learn about the highly anticipated improvements to our industry standards.

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Guide to API 618 Acoustic-Mechanical Design Validations for Repurposed or Modified Reciprocating Gas Compressor Systems

Nov 28, 2023

Pulsation-induced forces can damage compressor foundations, reduce valve life, and lead to fatigue in piping and components. In this article, Dr. Bifano explains acoustic pulsation basics in reciprocating gas compressor systems and offers practical guidance on applying original acoustic-mechanical design principles during system modifications or repurposing. It’s essential to understand how these changes may affect system acoustics to prevent future vibration issues.

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Equity is committed to safety and reliability. Our specialized consulting services, technology, training, and corporate standards are dedicated to your safety and success. Using our technology-forward mindset, we solve complex industrial asset integrity issues and improve plant performance. Our practical and actionable solutions help you manage risk, control costs, and maximize equipment lifecycle.

Equity’s Quality Management System is certified to the ISO 9001:2015 quality standard by Amtivo.

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Equity’s Quality Management System is certified to the ISO 9001:2015 quality standard by Amtivo.

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Equity solves industrial asset reliability problems. We deliver purpose-fit solutions that prioritize safety, reliability, and performance. Together we offer specialized consulting services, training, software, and corporate standards for the energy sector and other industrial processing industries.

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Equity uses a multi-disciplinary approach to help improve facility-wide safety, increase inspection efficiencies, reduce equipment downtime, and maximize operational reliability. Our specialized engineering consulting services and technologies support the oil and gas, petrochemical, chemical, fertilizer, and other related processing industries.

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Equity’s engineering and consulting services are focused on managing the entire asset lifecycle to provide you with practical recommendations to improve safety, increase equipment reliability, and mitigate risk.

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Equity offers training courses and webinars to support your professional growth wherever you are in your career. As active participants on API and ASME committees, our team uses this knowledge to develop high-quality and industry-relevant training courses and webinars.

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About Equity

Equity is headquartered in Shaker Heights, OH, with offices in Katy, TX, Houston, TX, Calgary, AB, Canada, Abu Dhabi, UAE, and Hyderabad, India. Our specialized consulting services, technology, training, and corporate standards prioritize safety and reliability for industrial processing facilities.

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Equity

20600 Chagrin Blvd., Suite 1200
Shaker Heights, OH, 44122, United States
P: +1.216.283.9519
F: +1.216.283.6022
E: CustomerService@e2g.com