Matt Foreman, platform leader, Combined-Cycle Steam-Turbine Services, opened the GE Day program at the 2020 virtual meeting of the Steam Turbine Users Group (STUG) with an overview of the topics to be discussed, including: fleet updates, valve and turbine-casing cracking, valve upgrade experience, D11 rotor bow, assessments to improve operability
20071010 · The first of GE''s 9FB turbines has reached full-load operation at Group III of the Arcos de la Frontera combined-cycle power plant in Cadiz province, Spain. The 209FB combined-cycle system has two Frame 9FB gas turbines, one GE D11 steam turbine, three 330H generators and two heat recovery steam generators. The 800MW plant is
Course Overview. In this Learning-Doc the learner should be able describe the general construction of a GE D-11 (or A-10) steam turbine. Topics include a description of the HP-IP and LP turbines; description of components in the steam path, turning gear, couplings, steam seals, bearings, expansion, the combined MSV/CVs, CRVs, LP Admission Valves,
The course provides a detailed overview of D11 turbine operating sequences and control and protection functions. The course builds upon student''s operational skills. Develops a
The efficient insulation of steam turbines requires professional expertise and special know-how. Therefore, you can rely on ARNOLD, the world''s leading partner for the development, manufacturing and assembly of high-quality turbine insulation systems that also meet extreme requirements.. Both the extreme heat generation and the complex design play a
In this Learning-Doc the learner should be able describe the general construction of a GE D-11 (or A-10) steam turbine. Topics include a description of the HP-IP and LP turbines;
Saeger''s last slide went beyond the topic and identified solutions for D11 and A10 steam turbine/generators specifically—including the following: L-0 blade erosion and root cracking (see GE Technical Information Letter 1795)—40-in. L-0 root and airfoil modification. Note that the company''s repair for root cracking caused by low-cycle
20221021 · This course is a detailed 3D animated computer-based training course that discusses the overview and operation of a GE D11 Steam Turbine. The course is
Reduced outage and costs on a D11 steam turbine. We performed our patented titanium blade refurbishment process on the L-0 blades of a D11 steam turbine rotor at a combined-cycle power plant belonging to a large utility in the US. Restoring the blades to their original aerodynamic profile, our effective solution: Extended the life of the blades.
2023125 · Learn about the common issues and solutions for GE® D11 steam turbines, a single-casing HP/IP design used in combined cycle applications. Find out how
Building on our F class gas turbine and steam turbine products, the structured design provides enhanced solutions for combined cycle power generation, significantly decreasing delivery time. The structured 207D
5 · STF-A650 (MT) and STF-D650 reheat steam turbines. The STF-A650 (MT) and STF-D650 reheat steam turbines have proven their value in concentrated solar power, combined cycle and industrial applications. They combine GE''s unique shrink ring design with the flexibility of a modular turbine design. 30 years. proven track record.
Free Domain User. In this Learning-Doc the learner should be able describe the general construction of a GE D-11 (or A-10) steam turbine. Topics include a description of the HP-IP and LP turbines; description of components in the steam path, turning gear, couplings, steam seals, bearings, expansion, the combined MSV/CVs, CRVs, LP Admission
2017310 · The high-efficiency GE D11 Steam Turbine is a valued workhorse in many combined cycle plants. However, the efficiency comes at the cost of many known potential problems resulting from the higher temperature and pressures, close tolerances, and overall complexity of the unit. The potential for forced shutdowns and relatively long outage cycle
20211130 · A dis-cussion of the GE steam turbine offering for 2-on-1, "F" technology, gas turbine, combined-cycle plants is the main focus of this paper, with emphasis placed
Major topics include the thermal cycle, basic steam turbine theory, basic turbine construction, general design considerations, and the purpose of the steam valves.
Another combined cycle equipped with a Toshiba steam turbine then shared its experience with 40-in. titanium last-stage blades in a double-flow low-pressure section. This plant, which began commercial operation in 2005, was designed as a 2 × 1 facility but constructed as a 1 × 1, reducing the output of the 330-MW steamer to about 100 MW.
Fig 2 presents real-world data from a 2 × 1 7F-powered combined cycle with a D11 steam turbine that shows use of Arnold''s warming and insulation systems cut between two and three hours from the time it takes for the unit to achieve 95-MW output after a 100-hr outage. This was cited as "typical" by the supplier, which has more than five
We offer an extensive range of engineered solutions for issues affecting A10/D11 steam turbines, including: L-0 blade erosion and root cracking. N2 packing casing cracks and joint leakage. Outer casing joint leaks. Rotor
20221031 · D11 and A10 steam turbines have several known reliability issues, a few of which are subject to repair recommendations from the OEM via various technical