Sentences with phrase «from pneumatic controllers»

This report found that direct measurements of methane emissions from 190 onshore natural gas sites in the United States indicate that methane emissions from completed wells are are lower than commonly thought although the report also acknowledged that emissions from pneumatic controllers and other equipment associated with natural gas production facilities were higher than previously estimated.

Here's what leakage from pneumatic controllers on a well looks like, thanks to infrared video posted by the Clean Air Task Force (tripod next time, guys?)

His team's work suggests that emissions from pneumatic controllers and other equipment at production wells is between 57 - 67 % higher than the current EPA estimate.

Not exact matches

A team of researchers from the Cockrell School of Engineering at The University of Texas at Austin and environmental testing firm URS reports that a small subset of natural gas wells are responsible for the majority of methane emissions from two major sources — liquid unloadings and pneumatic controller equipment — at natural gas production sites.

The research team measured emissions from 377 gas actuated (pneumatic) controllers at natural gas production sites and a small number of oil production sites throughout the U.S.

Such wells often use pneumatic controllers, which siphon off pressurized natural gas from the well and use it to operate production - related equipment.

The EPA estimated in 2011 that natural gas drilling accounts for about 1,200 gigagrams, or 2.6 billion pounds, of methane emissions each year from well completions, equipment leaks and pneumatic controllers.