Category Archives: STUG

STUG2017 addresses the tough issues facing steam-turbine users

Most readers are familiar with steam turbines; some believe they “know” steamers, some really do. But until you attend a meeting of the Steam Turbine Users Group (STUG) you can’t appreciate how much new there is to learn. Some of the material presented and discussed at last year’s meeting, reviewed here, should help you recognize […]

Posted in STUG | Comments Off on STUG2017 addresses the tough issues facing steam-turbine users

Sharing of experiences by users a hallmark of STUG meetings

Repairing a steam leak at the horizontal joint  D11 major Steam-turbine issues since the millennium HP casing repair D11 outage experiences: The good, the bad, the ugly Varnish control in EHC systems  Repairing a steam leak at the horizontal joint Repairs of leaks at casing joints in gas and steam turbines are a frequent discussion […]

Posted in STUG | Comments Off on Sharing of experiences by users a hallmark of STUG meetings

Automating startup procedures can provide numerous benefits

To paraphrase a famous quote from the political arena, a dollar here, a dollar there, pretty soon you’re talking about real money. And so it is with automating combined-cycle startup procedures. It doesn’t take a genius to realize that the more times you start up the unit, the more opportunities you have to avoid losing […]

Posted in STUG | Comments Off on Automating startup procedures can provide numerous benefits

Proper selection and care of turbine fluids important to plant reliability

The proper selection and care of lubricants and hydraulic fluids for steam turbine/generators are critical to the long-term health and top performance of these machines. So much so that you can expect several presentations and wide-ranging discussion on turbine fluids at the Steam Turbine User Group’s 2017 Conference and Vendor Fair in the Sheraton Grand […]

Posted in STUG | Comments Off on Proper selection and care of turbine fluids important to plant reliability

Recent D-11 outage experiences: The good, the bad, the ugly

Steering Committee 2017 Chair: Eddie Argo, Southern Company 2017 Vice Chair: Bert Norfleet, Dominion Jess Bills, Salt River Project Gary Crisp, NV Energy Jake English, Duke Energy Jay Hoffman, Tenaska Inc John McQuerry, Calpine Corp Lonny Simon, OxyChem Perhaps the biggest benefit of user-group meetings is the access they provide to the experiences of others. […]

Posted in STUG | Comments Off on Recent D-11 outage experiences: The good, the bad, the ugly

Guard against failure of main- and reheat-steam piping

High-energy pipe (HEP) is under sustained stress, and stress shortens material life—that’s a given. Owner/operators need a way to judge when an HEP system is approaching the end of its life so the weakened piping can be repaired or replaced. Experts recommend having a formal HEP inspection/monitoring program in place before damage occurs. The program […]

Posted in STUG | Comments Off on Guard against failure of main- and reheat-steam piping