Preferred Instruments

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 […]

A Contractor’s Guide to Hassle-Free Boiler Room Management

As seen in CONTRACTOR Magazine Full system integration offers a comprehensive solution, ensuring not only the reliability and efficiency of boiler operations but also a single source of accountability. Boiler systems are a critical component for the continuous operation of a facility. Not only do contractors need to minimize their downtime, but they must, simultaneously, maintain safe, reliable, and efficient […]

Preferred’s Complete Boiler Control Solution Now Supports Spanish!

For years, Preferred Utilities has been a supplier to countries in Central and Latin America, and now are expanding our efforts and support in that market. With extensive experience in Burner Management Systems, Preferred is committed to supporting Spanish-speaking countries with our BurnerMate Universal (BMU), a comprehensive combustion control system, now includes built-in Spanish support! Product Feature Highlights: […]

Fuel/Air Cross-Limiting

What is the Application? Steam supply and heating loads in a boiler plant vary throughout the course of the boiler firing cycle. In response to this, the boiler firing rate output % is continuously adjusting to maintain steam or temperature setpoint. This means that the boiler controller’s outputs (typically a fuel valve positioner, air damper positioner, and variable […]

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 […]

Video: Our Future of Burner Technology at Boiler 2024

At the American Boiler Manufacturer’s Association Boiler 2024 conference, Preferred proudly unveiled the Comet Burner, a solution designed to perfectly match your space and budgetary needs. This promises to set new standards in efficiency and adaptability, ensuring that our clients receive the best in burner technology. Join industry experts Steve Pelt, Robert Bohn, and CEO David Bohn to […]

Enhancing Efficiency: Preferred Utilities Unveils Combustion System with 8:1 Turndown and Controls Options

As Seen in Engineered Systems Preferred Utilities recently announced the release of their new Preferred Comet Burner. This product takes the superior engineering of Preferred Utilities products and applies it to an economical solution for gas-fired boilers under 300hp (oil and dual-fuel options coming soon). This solution is also designed to reduce lead times and has an integrated controls […]