7EA Users Group

User presentations: Benefit from your colleagues’ experiences

Presentations by owner/operators are highly regarded at user-group meetings. The first-hand experience detailing how a particular job was conducted, what worked/what didn’t, lessons learned, etc, can be invaluable to someone considering a similar project. Plus, there’s the opportunity to ask questions and get straight-forward answers. You should be aware of the six user presentations from …

User presentations: Benefit from your colleagues’ experiences Read More »

Ovation users ponder big issues, knuckle down on knotty plant problems

Encompassing 1300 GW of global capacity, 450,000 MW of that in the US, and 120,000 MW of combined-cycle capability, the Ovation control system platform, according to Robert Yeager, president of Emerson Automation Solutions Power & Water, is Number One in global power generation control systems. But Yeager, in the traditional “bragging rights” opening remarks at …

Ovation users ponder big issues, knuckle down on knotty plant problems Read More »

Review of DCS data can pinpoint avoidable, damaging thermal transients in HRSGs

Heat-recovery steam generators (HRSGs) are sometimes ignored by personnel at plants powered by GE Frame 7 E-class gas turbines—primarily 7Bs, 7Es, and 7EAs. The 7EA Users Group, with which you are most familiar, focuses on “things engine,” leaving solutions for other major equipment—including HRSGs and steam turbines—up to others. There are more boilers and steam …

Review of DCS data can pinpoint avoidable, damaging thermal transients in HRSGs Read More »

O&M solutions: Keystone of the 7EA Users Group’s annual meeting, October 8-11

The oldest engines in the GE 7E fleet served by the 7EA Users Group are approaching a half-century of service. This fleet incorporates gas-turbine models MS7001A, B, C, E, and EA, numbering 1168 units at 216 plants worldwide in mid-2017. The first unit, a 52.9-MW, oil-fired MS70001A, commissioned by Long Island Lighting Co in 1971 …

O&M solutions: Keystone of the 7EA Users Group’s annual meeting, October 8-11 Read More »

Roundtable 2: Rotor life weighs heavily on the minds of owner/operators

The Rotor Life Roundtable, chaired by Tracy Dreymala of EthosEnergy Group, covered issues, procedures, and capabilities of life-extension programs. The following seven vendors participated with brief overviews of their companies’ capabilities/activities, before Chairman Dreymala opened the discussion portion of the session: Scott Kennedy, Veracity Technology Solutions. Doug Sewell, Sulzer Turbo Services Houston Inc. Paul Tucker, …

Roundtable 2: Rotor life weighs heavily on the minds of owner/operators Read More »

Roundtable 1: Vendor panel fuels valuable exchange with users on bus-duct best practices, lessons learned

In 7EA Users lingo, “roundtable” is essentially a panel discussion. The 2017 meeting of the 7EA Users Group featured two two-hour roundtables, one on bus duct, the other on rotor life management. The way these sessions are arranged, participating vendors are seated at the front of the meeting room, owner/operators in the audience. To begin, …

Roundtable 1: Vendor panel fuels valuable exchange with users on bus-duct best practices, lessons learned Read More »

OEM’s team identifies challenges facing 7EA users, provides guidance, offers solutions

To say that developing and organizing content of interest and value to owner/operators of a gas-turbine fleet as large and diverse as the 7B-EA is challenging would be trite. It is a Herculean task. Be mindful that the 1168 engines in this fleet (the OEM’s number in fall 2017) serve in simple-cycle, combined-cycle, and cogeneration …

OEM’s team identifies challenges facing 7EA users, provides guidance, offers solutions Read More »

7EA vendor partners contribute to plant performance improvements, safe work practices

Presentations by suppliers expose users to new technologies and solutions for improving unit performance and personnel safety, providing valuable perspective on topics of importance. At the 2017 7EA Users Group meeting, 27 companies interfaced with owner/operators from the podium. There was GE Day, the Bus Duct Roundtable, the Rotor Life Roundtable, and more than a …

7EA vendor partners contribute to plant performance improvements, safe work practices Read More »

Scroll to Top