The ultrasonic sensor is the foundation for a reliable gas flow measurement in today’s power plant emissions stacks. Therefore, optimum adaptation of the sensor for a specific application is critical ...

Of the three ways to comply with the Mercury and Air Toxics Standards for particulate matter (PM) measurement, using an optical PM continuous emissions monitoring system (CEMS) also delivers valuable ...

Operators of U.S. coal-fired power plants can only get figures for the amount of carbon dioxide coming out of their smokestacks that are accurate to within 10 to 20%. Itâ s not a simple task to ...

The flow of all fluids, whether liquid or gas, will have one of three states: laminar, turbulent, and transitional. This article discusses flow principles and pressure-based flow measurement. Laminar ...

In Part 1 of this series, we covered the fundamental concepts and principles incorporated by flow meters along with various flow measurement methods used in mechanical flow meters. It covered in depth ...