SAN ANTONIO — May 7, 2024 —Southwest Research Institute (SwRI) has helped determine the viability of pressure relief valves for liquid natural gas tanks in the event of a train derailment for ...

Certain pressure relief valves for use on compressed natural gas fuel tanks are being recalled by Circor, which does business as Circle Seal Controls. The affected valves have O-rings that could ...

Officials say a relief valve on natural gas line near the Saluda Dam caused the noise and 'tremor' felt by some in the Midlands Friday night.

Gillig LLC (Gillig) is recalling certain 2018-2020 Low Floor transit buses powered by compressed natural gas (CNG). The thermally activated pressure relief device (PRD) installed on the CNG fuel ...

In this image, natural gas is discharged through a two-inch diameter pipe and ignited as part of an SwRI-conducted test to evaluate pressure relief valves. Temperatures and heat fluxes were ...

Natural-gas-powered truck sales have leveled off since the drop in diesel prices, but fleets already using the fuel continue to buy them, especially CNG. What are some of the basics involved in ...

The proper design, installation, and maintenance of these valves is vital for the safe operation of R-744 refrigeration systems, especially in industrial and commercial applications.

A Boiling Liquid Expanding Vapor Explosion (BLEVE) can occur if a propane, liquefied petroleum gas (LPG) or a natural gas tank is heated such as when engulfed in a fire, causing buildup of vapor ...

A leaking natural gas well that has displaced thousands of residents in Porter Ranch lacked a working safety valve, sparking new questions about how the facility was maintained.

Southwest Research Institute is testing the durability of valves on fuel tanks for hydrogen-powered vehicles as part of an effort with the NHTSA.