Preferred Utilities Receives UL Listing to Fire Biodiesel for API Burner and UL Listing/CSA Certification for Comet Burner. New UL Listings highlight quality and sustainability. Read the Press Release Here — DANBURY, CT Preferred Utilities Manufacturing Corporation has received UL certification for its Advanced Performance Inject-Aire (API) Low NOx Burner and both UL and CSA certification for its Comet Burner. They […]
Burner Management Series IV: BMS Troubleshooting and the Advantage of Parallel Annunciation
As safety monitoring is the primary function of a burner management system, there are many ways that a burner trip can occur. While this is the desired response to an unsafe condition, if a burner management system with a series interlock circuit is being used, it can often be difficult to troubleshoot why the lockout is occurring. This […]
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: […]
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. […]
Low-NOx Solutions for a Changing Regulatory Landscape
The U.S. Environmental Protection Agency (EPA) has recently proposed stricter limits on nitrogen oxide (NOx) emissions for combustion turbines at natural gas-fired plants and industrial facilities. Article here. This move, aimed at reducing harmful air pollutants and improving public health, may not ever come to fruition. However, the proposal reminds us to keep in mind the environmental impacts […]
Preferred Announces Updated PLS Liquid Level Switch Probes
DANBURY, CT – In early 2024, Preferred Utilities Manufacturing Corporation (PUMC) introduced a new generation of PLS Liquid Level Switch probes featuring an innovative adjustable mounting connection. This advancement utilized a compression fitting to lock the probe securely in place when tightened. However, the initial design, which included stainless-steel ferrules, was intended for one-time use only. (A ferrule […]
Power Up Your Industrial Efficiency: Meet the Top Performer!
The SPEC COM burner, designed by Preferred Special Combustion Engineering, is an advanced solution for industrial applications requiring high performance and adaptability. Built to withstand the toughest environments, it is ideal for field-erected boilers, package boilers, heaters, and thermal oxidizers. The burner’s rugged construction provides long-term durability, making it suitable for industries that demand consistent and reliable operations […]
Hardening Emergency Systems: Preferred’s Submersible “Waterproof” Pumpset Performs when it Matters Most
When Hurricane Beryl swept through Texas, it highlighted the vulnerability of mission critical and healthcare facilities to extreme weather events. Power outages caused by the storm left over 2 million without electricity, posing severe challenges for 17 hospitals and additional healthcare centers due to flooding and then heat. Emergency evacuations, temporary medical setups, and the strain on healthcare […]
Drum Level Control Essentials
What is the Application? As boilers convert water into steam to supply the plant’s load demand, more water must be supplied to the boiler to maintain the drum level at setpoint. In a modulating PID system, Boiler feedwater flow is controlled by the drum level controller by modulating a feedwater control valve which can be opened to give […]
Golden Hour at Preferred Utilities: Shipping Out Game-Changing Filtration Systems!
At Preferred Utilities Manufacturing Corporation, it’s golden hour as we ship out our game-changing filtration systems! Ensuring the utmost cleanliness and integrity of #2 fuel oil for your emergency backup generators and oil-fired burners is crucial. Thoroughly and consistently cleaning your fuel not only ensures optimal performance but also extends the lifespan of your storage tanks. Why is […]