Turbine Tip No. 8 from the PAL Solutions Library applies to General Electric 5001N, 5002B, 6001B, 7001B-EA and F, and 9001EA and F gas turbines. It is the work of Dave Lucier and Charlie Pond (deceased) of PAL Turbine Services LLC. Proper operation of compressor variable inlet guide vanes (VIGV) is crucial for those gas […]
TURBINE TIPS: Test VIGVs periodically to assure reliable operation Read More »
Goal of an integrated powerplant knowledge platform nearly reached Twenty-five years ago, at least one powerplant controls company executive articulated a vision of integrating disparate and siloed software applications into a unified whole, anchored by the distributed control system (DCS). That executive was Robert Yeager, long-time president of Emerson’s Power and Water Solutions. At the
OVATION USERS GROUP 2020 CONFERENCE REPORT Read More »
It was only a few years ago that owner/operators of GE E- and F-class gas turbines learned technicians from Advanced Turbine Support LLC could extract or blend shims in the first three compressor stages in-situ—no case removal necessary. That was a big deal because shims found protruding into the compressor air stream during a borescope
In-situ extraction of a migrating 7EA S-12 shim saves owner more than $400k Read More »
If the coronavirus pandemic has taught us one thing, having the ability to access the expert information needed to perform O&M tasks at the highest level without leaving the plant (or home) is vital. With good internet connections generally available at most powerplants, the challenge might be finding the information required. You likely have several
Webinars, virtual conferences help users identify, implement plant-betterment solutions Read More »
“Steam Turbine Repair Planning and Execution,” Bryan Grant, Advanced Turbine Support LLC. Whether you inspect/repair your plant’s steam turbine or contract out those services, Bryan Grant’s presentation is a valuable reference for O&M personnel, one possibly worthwhile reviewing ahead of your ST inspection/maintenance outages. It’s available on the Power Users website 24/7. Grant offers tips
Steam Turbine Users Group 2019: Vendor presentation recaps Read More »
The value of user groups continues to grow in the electric power industry as the number of employees on the deck plates shrinks and personnel with deep experience retire. The plant manager for a 2 × 1 J-class combined cycle under construction told the editors he had received more than 500 resumes in the last
Turbine valves: How to prevent an actuator failure from tripping your plant Read More »
The speaker making the first technical presentation at the 2019 meeting discussed damage to the first three stages (blades and diaphragms) of his steamer caused by what he termed “magnetite throw”—a way of describing solid-particle erosion. An attendee mentioned that strainers were added to bypass valves at his plant to protect the turbine against such
Steam Turbine Users Group 2019: User presentation recaps Read More »
What follows are abstracts of presentations and key points made by suppliers from the 2019 meeting—timeless content not covered previously by CCJ online or in print. The information shared here should help you decide to participate in the 2020 virtual meeting—it takes little effort, costs nothing, and you can learn so much. To dig deeper
GUG 2019 Vendor Presentation Recaps Read More »
What follows are abstracts of presentations and key points made by users from the 2019 meeting—timeless content not covered previously by CCJ online or in print. The information shared here should help you decide to participate in the 2020 virtual meeting—it takes little effort, costs nothing, and you can learn so much. To dig deeper
GUG 2019 User Presentation Recaps Read More »
The annual conference of the Power Plant Controls Users Group was conducted online for the first time this year. The two-week event, exclusive to owner/operators, began November 10 with a program focused on user experiences and vendor presentations. The latter were limited to 30 minutes each and conducted in two half-hour sessions. Each vendor was
Controls: PPCUG2020, Week One Recap Read More »
