Xcel Energy’s Dave Such was selected the lone recipient of the Combined Cycle Users Group’s Individual Achievement Award (IAA) in 2022, the 26th person to be so honored (list below) since the award’s inception in 2013. Voting is by members of the CCUG’s steering committee, chaired by Phyllis Gassert of Talen Energy. Aaron Kitzmiller of […]
CCUG honors Dave Such with its Individual Achievement Award Read More »
February 19–23, 501F Users Group Annual Meeting, Reno, Nev, Peppermill Resort & Spa. Details/registration at www.501fusers.org as they become available. Chairman: Ivan Kush, Cogentrix Energy Power Management. Contact: Jacki Bennis, jacki@somp.co. February 19-23, 501G Users Group Annual Meeting, Reno, Nev, Peppermill Resort & Spa. Meeting is co-located with the 501F Users Group conference. Details/registration at
The most recent HRSG Forum, conducted virtually July 21, 2022, broadly addressed high-pressure (HP) evaporator deposits, and specifically under-deposit corrosion (UDC), a leading cause of HRSG tube failures (HTF). The first presentation, by Barry Dooley, Structural Integrity Associates Inc, focused on why UDC occurs, how to detect and analyze it, and its role, along with
Experts address why, when, and how to deal with HP evaporator deposits Read More »
This is the final part of a five-part series on the design, operation, and maintenance of reverse osmosis systems for powerplants compiled by Wes Byrne, U.S. Water’s consultant on membrane technologies. Parts I, II, III, and IV are identified below. Part I: Value proposition, how it works Part II: Importance of a pilot study in
RO Part V: When to clean, how to clean Read More »
It happens to all of us. One day we wake up and realize, we’re not young anymore. You can, in the same breath, decide you need to do some things differently. Or, you can ignore it, and pay a larger price later. The same thing is true with heat-recovery steam generators (HRSGs). Combined-cycle plants experienced
HRSG best practices: Plan now for old age Read More »
Ever stop to think about what’s going on with your HRSG’s steam drums, out of sight for the most part and all wrapped up in insulation? Even if you were to hike up to the drum level what could you see? Next question: How many people at your plant really think about the boiler? Their
Steam drums demand regular inspection, continual attention Read More »
It’s easy to forget about the “big box” selective catalytic reduction (SCR) unit sandwiched in your HRSG modules, even though it stands between you and compliance with your air permit, and your ability to operate. At the 2017 conference of the Combined Cycle Users Group (CCUG), held in Phoenix the last week of August, Andy
Consider the impact of new operating regimes on your SCR Read More »
Special to CCJ ONSite by Brian Hulse, BDHulse Consulting Services LLC “We have met the enemy and he is us.” Walt Kelly wrote those words for Pogo to speak in his comic strip, marking the first annual observance of Earth Day back in April 1970. He was making the observation that pollution of the planet
Lube-oil cleanliness critical to long bearing life Read More »
Special to CCJ ONSite by Brian Hulse, BDHulse Consulting Services LLC Seems like a simple enough question. It gets asked thousands of times a day in restaurants around the world. But in generating plants powered by gas turbines, it takes on a whole different meaning. These engines are very sensitive to salt, and there are
Would you like a little sea salt on that? Read More »
Special to CCJ ONSite by Brian Hulse, BDHulse Consulting Services LLC If we know one thing about hoses, it’s that they’re expensive. So we always try to extract maximum value from them before they’re replaced. The hoses used on most gas turbines are manufactured with no published shelf-life or working-life limitation. Each hose on the
Inspect, maintain hoses to prevent failures, protect personnel Read More »
