It’s Time to Rethink Flare Velocity Limits
US EPA’s flare velocity limits were originally issued in 1986. Since then, they have found their way into …
Using High-Definition Infrared Optical Gas Imaging for N2O Leak Detection
Infrared cameras are typically perceived as tools for hydrocarbon detection. However, with the proper …
The ACE Rule: When is an Emission Increase an Emission Increase?
The Trump EPA’s new Affordable Clean Energy (ACE) rule proposal announced today aims to replace the …
infoBits: Sampling Hydrogen Chloride (HCl) from Stacks
1. Hydrogen Chloride (HCl) is an acid gas classified as a Hazardous Air Pollutant (HAP), and is identified as …
Sorbent Tube Method Approved for HCl Measurement on Coal-fired EGUs
The U.S. EPA recently “upgraded” Other Test Method 40 (OTM-40) to an approved alternative method …
What’s Up with MATS? The Rule 28 Years in the Making and Still Cookin’
EPA’s long-suffering Mercury and Air Toxics Standards (MATS) rule regulates emissions of mercury and other …
infoBits: Condensable Particulate Sampling Bias
Particulate is defined by the method used to measure it. Unlike chemically distinct emissions like carbon …
Generating Reliable Gas Turbine Performance Data
There are many reasons to conduct a gas turbine performance test, including determining compliance with …
EPA Responses to Refinery Flare AMELs Hit Federal Register
EPA today published their response to Alternative Means of Emission Limitation (AMEL) requests from four …
What to Know About Conducting a Performance Specification 11 (PS-11) Test
Performance Specification 11 (PS-11) establishes the initial installation and performance procedures required …
