» Ruth O’Donnell

Cut Critical Path Time with the RPV Stud Cap

During refueling outages, tasks like removing and reinstalling elongation rods from Reactor Pressure Vessel (RPV) studs can add significant time to maintenance procedures. Preferred Engineering’s RPV Stud Cap eliminates that inefficiency, streamlining the outage. The RPV Stud Cap allows elongation rods to remain installed inside the stud throughout the maintenance process. Traditionally, rods are removed to prevent damage […]

Made in the U.S.A. – How Preferred is Navigating Tariffs, Supply Chains, and a Growing Demand

Recent economic shifts and international trade tensions have sent waves through the markets. Tariff uncertainty and global supply chain challenges are causing many companies and investors to worry about the future of their operations and product availability. Made in the U.S.A., Preferred Utilities is proud to offer customers confidence and clarity in uncertain times. At Preferred, our products […]

Preferred Utilities’ API Burners Now UL Listed to Fire B5 – B100 Biodiesel Fuel

Danbury, CT – Preferred Utilities is proud to announce that our API gas and oil burners are now UL certified to fire up to 100% biodiesel fuel under UL 296 (Standard for Safety – Oil Burners). This certification marks a significant milestone, allowing customers in jurisdictions that require UL-listed equipment—such as New York City and Massachusetts—to take advantage […]

Reliable Sealing for Nuclear Maintenance with the Recirculation Suction Nozzle Plug

Reliability and safety are core to nuclear reactor maintenance, and that’s exactly what you get with Preferred’s Recirculation Suction Nozzle Plug (N1). It is designed to provide a secure and repeatable seal of the recirculation suction nozzle for Boiling Water Reactors (BWRs), ensuring safe isolation during outages. With its precision fit, dual-seal design, and reliable seal, the N1 […]

Streamlining Outage Efficiency at a Pennsylvania Nuclear Power Plant

As seen in POWER Magazine Nuclear power plant outages demand efficiency, safety, and a high level of coordination to execute time-critical tasks and bring plants back online quickly. When a Pennsylvania nuclear power plant faced excessive critical path time due to outdated steam line plugs and a unique control rod blade transportation and storage requirement, the plant’s leadership […]

Rapid Response with the Comet Combustion System: Emergency Burner Replacement

When the U.S. Postal Service in Kearny, NJ, faced an urgent burner failure, there was no time to waste. Essential facilities like this rely on uninterrupted operation, and operators needed to find a high-performance replacement quickly. That’s where Preferred Utilities’ Comet Combustion System saved the day. We provided a 300 HP in-stock Comet burner within 48 hours, ensuring […]

Igniting Success: First Comet Burner Installation and Startup Success

A recent installation of our Comet burner with the Flex Fit controller was successfully commissioned on a 150 HP boiler at a local plant. This project demonstrates the Comet’s top tier performance, flexible design, and user-friendly features. Below, we provide insights into the installation and performance, along with some uncovered opportunities to further optimize the installation. Installation Highlights: […]

Preferred Engineering announces the filing of a US Patent for a Modular Independent Spent Fuel Storage Installation (ISFSI) Platform

Preferred Engineering is proud to announce our patent-pending modular, two-tiered platform system for safe and efficient use in nuclear facilities. The Modular Independent Spent Fuel Storage Installation (ISFSI) Platform is designed to safely and efficiently manage the handling and sealing of ISFSI casks. Removable swing gates open and swing out of the way, without needing a crane, which […]

Powered by Nuclear, Backed Up by Diesel

Nuclear power plants are a cornerstone of the US energy grid. That’s why reliability isn’t optional, it’s essential. Ensuring uninterrupted operation and continuous safety requires a multi-layered strategy. At Preferred Engineering and Preferred Utilities, we offer a comprehensive suite of engineered solutions that, together, ensure nuclear facilities remain safe and operational during both routine maintenance and unexpected events. […]