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steam turbine power plants

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Proceedings Papers

AM-EPRI2019, 2019 Joint EPRI – 123HiMAT International Conference on Advances in High-Temperature Materials, 1181-1192, October 21–24, 2019,
... and 750°C A-USC power plants. Test results of an Alloy 617 large full scale turbine rotor component recently with improved properties produced will be highlighted. Experiences and results in applying numeric simulation models to ingot manufacturing and forging will also be reported. A-USC steam...
Proceedings Papers

AM-EPRI2013, Advances in Materials Technology for Fossil Power Plants: Proceedings from the Seventh International Conference, 281-292, October 22–25, 2013,
... for welded construction, has been manufactured out of alloy Inconel 625 within the frame of the European Thermie project AD700. fossil power plants gas turbines martensitic stainless steel mechanical properties nickel-based alloys steam turbines steel forgings ultrasonic detectability welded...
Proceedings Papers

AM-EPRI2010, Advances in Materials Technology for Fossil Power Plants: Proceedings from the Sixth International Conference, 470-486, August 31–September 3, 2010,
... Park Road Norton Shores, MI 49441 Mr. Dave Gandy Electric Power Research Institute P.O. Box 217097 Charlotte, NC 28221 Abstract Solid Particle Erosion (SPE) of hardware remains an ongoing concern with the operation of Steam Turbine power plants. SPE of both rotating and stationary components...
Proceedings Papers

AM-EPRI2013, Advances in Materials Technology for Fossil Power Plants: Proceedings from the Seventh International Conference, 382-399, October 22–25, 2013,
... turbine power plants steam turbines Advances in Materials Technology for Fossil Power Plants Proceedings from the Seventh International Conference October 22 25, 2013, Waikoloa, Hawaii, USA httpsdoi.org/10.31399/asm.cp.am-epri-2013p0382 Copyright © 2014 Electric Power Research Institute, Inc...
Proceedings Papers

AM-EPRI2024, Advances in Materials, Manufacturing, and Repair for Power Plants: Proceedings from the Tenth International Conference, 528-539, October 15–18, 2024,
... mechanisms for select CSP components in the Rankine cycle are briefly discussed below. 529 Figure 1: Overview of fishbone diagrams constructed for different Rankine cycle components Steam Turbines The key damage mechanisms for steam turbines operating at conventional power plants are documented in two...
Proceedings Papers

AM-EPRI2010, Advances in Materials Technology for Fossil Power Plants: Proceedings from the Sixth International Conference, 325-341, August 31–September 3, 2010,
... targets the commercialization of a 700°C class pulverized coal power system with a power generation efficiency of 46% by around 2015. As of 2004, Japan's pulverized coal power plant capacity reached 35 GW, with the latest plants achieving a steam temperature of 600°C and a net thermal efficiency...
Proceedings Papers

AM-EPRI2019, 2019 Joint EPRI – 123HiMAT International Conference on Advances in High-Temperature Materials, 1476-1486, October 21–24, 2019,
... project. A-USC coal-fired power plants nickel based alloys pressure relief valves reheaters steam turbines superheaters Joint EPRI 123HiMAT International Conference on Advances in High Temperature Materials October 21 24, 2019, Nagasaki, Japan J. Shingledecker, M. Takeyama, editors...
Proceedings Papers

AM-EPRI2019, 2019 Joint EPRI – 123HiMAT International Conference on Advances in High-Temperature Materials, 1204-1214, October 21–24, 2019,
... conditions. In this paper, we show the results of the A-USC steam turbine development obtained by the project. A-USC power plants boiler component test nickel base alloys power plants steam turbines turbine casing turbine rotation test turbine rotors Joint EPRI 123HiMAT International...
Proceedings Papers

AM-EPRI2013, Advances in Materials Technology for Fossil Power Plants: Proceedings from the Seventh International Conference, 60-73, October 22–25, 2013,
..., and estimate the economically “optimal” steam temperature with and without CO 2 removal. A-USC technology boilers CO 2 capture coal-fired pulverized coal power plants efficiency high-nickel alloys steam temperature steam turbines Advances in Materials Technology for Fossil Power Plants...
Proceedings Papers

AM-EPRI2016, Advances in Materials Technology for Fossil Power Plants: Proceedings from the Eighth International Conference, 1-11, October 11–14, 2016,
... Materials for Ultra-Supercritical Coal Power Plant , and Materials for Advanced Ultra-supercritical Steam Turbines projects, which have been cofunded by the U.S. Department of Energy (DOE), through the National Energy Technology Laboratory (NETL), along with the Ohio Coal Development Office (OCDO...
Proceedings Papers

AM-EPRI2013, Advances in Materials Technology for Fossil Power Plants: Proceedings from the Seventh International Conference, 86-97, October 22–25, 2013,
... into the new plant concepts this paper will discuss what would stay the same and what needs to change when moving up from a 600C (1112F) current state-of-the-art design to a plant design with a 700C (1292F) steam generator and turbine layout. advanced ultra-supercritical power plants nickel alloys...
Proceedings Papers

AM-EPRI2013, Advances in Materials Technology for Fossil Power Plants: Proceedings from the Seventh International Conference, 24-40, October 22–25, 2013,
... A-USC Net Thermal Efficiency 46 48% HHV Boiler Steam Turbine Biomass Co-Firing CO2 Recovery Oxyfuel Exhaust Gas 25MPa, 600 Boiler Steam Turbine USC Net Thermal Efficiency 42% HHV Figure 3 700deg-C class advanced USC (A-USC) 26 In the case study, we checked existing coal power plants in Japan...
Proceedings Papers

AM-EPRI2016, Advances in Materials Technology for Fossil Power Plants: Proceedings from the Eighth International Conference, 656-667, October 11–14, 2016,
... Abstract COST FB2 steel alloyed with boron is currently the best available martensitic 9% Cr steel for turbine shafts subjected to steam temperatures up to 620°C and meanwhile introduced into production for application in commercial power plants. Currently several development programs...
Proceedings Papers

AM-EPRI2004, Advances in Materials Technology for Fossil Power Plants: Proceedings from the Fourth International Conference, 602-622, October 25–28, 2004,
... Abstract Current state-of-the-art coal-fired supercritical steam power plants operate with high-pressure turbine inlet steam temperatures close to 600°C. The best of the recently developed and commercialized advanced 9-12Cr martensitic-ferritic steels may allow prolonged use at temperatures...
Proceedings Papers

AM-EPRI2024, Advances in Materials, Manufacturing, and Repair for Power Plants: Proceedings from the Tenth International Conference, 409-417, October 15–18, 2024,
... Abstract Main steam control valves are crucial components in power plants, as they are the final elements in the steam piping system before the steam enters the turbine. If any parts of these valves become damaged, they can severely harm the steam turbines. Recently, power plants have been...
Proceedings Papers

AM-EPRI2013, Advances in Materials Technology for Fossil Power Plants: Proceedings from the Seventh International Conference, 459-467, October 22–25, 2013,
... to manufacture welded IP rotor. Based on the heat balance calculations of NEXTGENPOWER A-USC power plant, inlet steam temperature of IP turbine is 750°C. However, IP turbine outlet stem temperature is around 350°C. Thus, it is not necessary to manufacture whole IP turbine rotor from A263 as a single piece...
Proceedings Papers

AM-EPRI2004, Advances in Materials Technology for Fossil Power Plants: Proceedings from the Fourth International Conference, 491-505, October 25–28, 2004,
... steam turbine system. It is believed that a 700-deg C class steam turbine system will be realized with Ni-based super alloys and austenitic steels. In the near future, the system with a 700-deg C reheat temperature and 630-deg C main steam temperature is promising for the pulverized coal power plant...
Proceedings Papers

AM-EPRI2010, Advances in Materials Technology for Fossil Power Plants: Proceedings from the Sixth International Conference, 30-52, August 31–September 3, 2010,
... for marine power application. Ni-Cr-Co type INCONEL 740 has been studied in a joint project with Special Metals Corp., USA for European USC model power plant with the steam temperature of 700°C. Nimonic 80A has been used as several stage USC steam turbine bucket material at 600°C in China. Structure...
Proceedings Papers

AM-EPRI2019, 2019 Joint EPRI – 123HiMAT International Conference on Advances in High-Temperature Materials, 1487-1499, October 21–24, 2019,
... of NEDO. A pressurized thick wall pipe is being tested in a 700℃ furnace to check the material degradation of an actual sized component. A-USC coal power plants boilers material degradation steam temperature superheaters thermal efficiency turbine casing turbine rotors valves Joint EPRI...
Proceedings Papers

AM-EPRI2024, Advances in Materials, Manufacturing, and Repair for Power Plants: Proceedings from the Tenth International Conference, 1033-1043, October 15–18, 2024,
.... The key to realize the thermal power plant is in the developments of new wrought alloys applicable to both gas turbine and steam turbine components under higher temperature operation conditions. In the national project of JST-Mirai program, we have constructed an innovative Integrated Materials Design...