Team-CCJ – Page 30 – Combined Cycle Journal

Advanced manufacturing center enables Conval to better serve HRSG users

HP superheater and reheater drain-system designs and operating practices that do not remove all condensate prior to initiation of steam flow during cold, warm, and hot startups are unable to protect tube-to-header connections, header bores, and nozzle-to-header connections from severe thermal fatigue damage. Such damage has resulted in many premature tube failures and can be […]

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NDT innovations showcased at HRSG Forum

HRSGs / By Team-CCJ

Innovations, looks forward, and disclosure of new ideas were hallmarks of the second annual HRSG Forum with Bob Anderson, held earlier this year in Houston. TesTex Inc, Pittsburgh, Pa, was there with a collection of ideas including its proprietary remote field electromagnetic technique (RFET) equipment (Fig 1). For internal tube inspection, TesTex has developed and operates this

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European meeting validates topics under consideration for upcoming HRSG Forum

HRSGs / By Team-CCJ

The fifth annual meeting of the European HRSG Forum (EHF2018), held May 15-18, in Bilbao, Spain, attracted 72 participants from 16 countries. Dr Barry Dooley of Structural Integrity Associates Inc, who chaired the meeting as he had done previously, considered the event “highly successful.” EHF is supported by the International Assn for the Properties of

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Lube-oil cleanliness critical to long bearing life

CCUG / By Team-CCJ

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

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Would you like a little sea salt on that?

CCUG / By Team-CCJ

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

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Inspect, maintain hoses to prevent failures, protect personnel

CCUG / By Team-CCJ

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

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Clean inlet air at the proper temperature promotes top performance

CCUG / By Team-CCJ

Building the better mouse trap Special to CCJ ONsite by Brian Hulse, BDHulse Consulting Services LLC It’s an age-old quest—building the better mouse trap. The US Patent Office has issued over 4400 patents for mouse traps although, paradoxically, only about 20 of them have ever seen any commercial success. This would lead one to think

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Case history: Personal cleanliness in the workplace important to good health

CCUG / By Team-CCJ

Special to CCJ ONSite by Brian Hulse, BDHulse Consulting Services LLC At some point in time, everyone who is anyone, from Arnold Palmer (photo) to Mahatma Gandhi, has made a quotable statement regarding cleanliness and/or hygiene. It’s never a controversial topic. Back in the 1840s, a Hungarian physician named Ignaz Semmelweis (1818-1865) demonstrated scientifically that

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Proper O-ring storage promotes leak-tight sealing

CCUG / By Team-CCJ

Special to CCJ ONSite by Brian Hulse, BDHulse Consulting Services LLC The actor Samuel L Jackson’s intimidating line in a credit-card commercial (“So, what’s in your wallet?”) came to mind the other day while I was reading an excellent blog written by Kelly Forrest for Cleveland-based Brennan industries, entitled “What You Don’t Know About O-Ring

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Lessons learned by industry vet promote higher availability, improved performance, enhanced personnel protection

CCUG / By Team-CCJ

Brian Hulse is a leading information resource for gas-turbine owner/operators and CCJ ONsite. He has spent his 40+ post-college years dealing with gas turbines from many perspectives—including US Navy, EPC, O&M (owner and third party), asset management, component repair/reverse engineering/manufacture, mobile powerplant packaging, and depot MRO management. Hulse’s deep technical experience—aero engines such as the

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