But they are doing all they can to keep the Senate from even voting on a bipartisan antisurge resolution that would send a powerful message to Bush that most Americans have lost faith in his ...

Installing a recycle valve in parallel with the antisurge valve of a turbine-driven multistage (low pressure/high pressure) centrifugal compressor, in combination with control system modifications ...

It also prevents any surge condition in LP or HP stages by opening the appropriate antisurge valve for low gas flow. The limitations of this control system, however, come into play when it must ...