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ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 361-366, May 25–29, 1998,
... Abstract The plasma spray deposition of a zirconia thermal barrier coating (TBC) on a gas turbine component has been examined using analytical and experimental techniques. The coating thickness was simulated by the use of commercial off-line programming software. The impinging jet was modelled...
Proceedings Papers

ITSC 2015, Thermal Spray 2015: Proceedings from the International Thermal Spray Conference, 33-36, May 11–14, 2015,
... of this optimized coating concept shows an improvement of more than 75% in spray performance leading to a coating time improvement of up to 40%. atmospheric plasma spraying coating quality gas turbine blades thermal barrier coatings vanes ITSC 2015 Proceedings of the International Thermal Spray...
Proceedings Papers

ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 203-209, May 8–11, 2000,
... International® Proceedings of the 1st International Thermal Spray Conference All rights reserved. Christopher C. Berndt, editor, p 203-209 www.asminternational.org DOI: 10.31399/asm.cp.itsc2000p0203 Modeling of Spray Deposition and Robot Motion Optimization for a Gas Turbine Application A. Hansbo, P.E. Nylen...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1229-1232, May 25–29, 1998,
... Abstract Many of the recent improvements in gas turbine engines have been attributed to the introduction of thermal barrier coatings (TBC) for superalloy components. There exists, however, some limitations in current fabrication methods for closed hot-section components: less than ideal coating...
Proceedings Papers

ITSC 2001, Thermal Spray 2001: Proceedings from the International Thermal Spray Conference, 113-118, May 28–30, 2001,
... Abstract Land-based gas turbine exhaust stacks are typically made of low carbon steels, and when used in very harsh industrial environments, they are subjected to corrosion attack leading to material degradation and loss of structural integrity. To maintain acceptable condition, various types...
Proceedings Papers

ITSC 2018, Thermal Spray 2018: Proceedings from the International Thermal Spray Conference, 355-360, May 7–10, 2018,
... Abstract Abradable coatings are typically applied on the compressor section of gas turbines to reduce air leakage and increase compressor performance. In pursuit of engine efficiency, the service temperatures of the components are higher than before. The use of nickel-graphite coating...
Proceedings Papers

ITSC 2008, Thermal Spray 2008: Proceedings from the International Thermal Spray Conference, 336-339, June 2–4, 2008,
... Abstract In modern jet engines, the efficiency of the compressor stages is highly dependent on the clearance between blade tip and casing. In order to improve efficiency of gas turbines (i.e. areo engines as well as land based gas turbines), the gap between the rotating turbine blades...
Proceedings Papers

ITSC 2017, Thermal Spray 2017: Proceedings from the International Thermal Spray Conference, 382-387, June 7–9, 2017,
... Abstract Improvement in the performance of thermal barrier coating systems (TBCs) is one of the key objectives for further development of gas turbine applications. The material most commonly used as TBC topcoat is yttria stabilised zirconia (YSZ). However, the usage of YSZ is limited...
Proceedings Papers

ITSC 2006, Thermal Spray 2006: Proceedings from the International Thermal Spray Conference, 459-464, May 15–18, 2006,
... Abstract Plasma spraying of thermal barrier coatings (TBCs) on gas turbine parts is widely used today either to enable higher turbine inlet temperatures with consequent improvement of combustion efficiency or to reduce the requirements for the cooling system and increase components life-time...
Proceedings Papers

ITSC 2006, Thermal Spray 2006: Proceedings from the International Thermal Spray Conference, 507-512, May 15–18, 2006,
... distribution porosity thermal spraying turbines yttria-stabilized zirconia Thermal Spray 2006: Proceedings from the International Thermal Spray Conference 15 May 2006 18 May 2006, ITSC2006, ITSC 2006, Seattle, Washington, USA DOI: 10.31399/asm.cp.itsc2006p0507 Copyright © 2006 ASM International® All...
Proceedings Papers

ITSC2012, Thermal Spray 2012: Proceedings from the International Thermal Spray Conference, 120-125, May 21–24, 2012,
... Abstract To understand performance of thermal barrier coatings (TBCs) in various industrial applications of Siemens medium size gas turbines, effects of three types of thermal exposures i.e., high temperature isothermal exposure, thermal cycle fatigue (TCF) test, and burner rig test (BRT...
Proceedings Papers

ITSC 2004, Thermal Spray 2004: Proceedings from the International Thermal Spray Conference, 90-95, May 10–12, 2004,
... gas turbine sector have leveraged the “aerospace” technology into the power generation industry. This paper gives a general overview of key coatings used in the compressor and turbine sections. Design requirements will be reviewed and compared between aerospace and power generation coatings...
Proceedings Papers

ITSC 2008, Thermal Spray 2008: Proceedings from the International Thermal Spray Conference, 330-335, June 2–4, 2008,
... Abstract Abradable seals have been used in jet engines since the late 1960's. Today they are seeing applications in low pressure and high pressure sections of compressors as well as the high pressure turbine module of jet engines. Clearance control systems using abradable coatings are also...
Proceedings Papers

ITSC 2017, Thermal Spray 2017: Proceedings from the International Thermal Spray Conference, 364-369, June 7–9, 2017,
... Abstract At present, main bearings in wind turbines are equipped with rolling bearings without exception. Sliding bearings instead can offer a number of advantages, including easier maintenance and extended lifetime. While conventional manufacturing processes for large sliding bearings face...
Proceedings Papers

ITSC 2017, Thermal Spray 2017: Proceedings from the International Thermal Spray Conference, 23-30, June 7–9, 2017,
... coatings that provide superior thermal protection of gas turbine hot-section components as compared to conventional APS-TBC and even EB-PVD TBC. The unique columnar architecture and nano- and submicron sized grains in a SPS-TBC coatings demonstrate some advantages in thermal shock durability, low thermal...
Proceedings Papers

ITSC1999, Thermal Spray 1999: Proceedings from the United Thermal Spray Conference, 434-438, March 17–19, 1999,
... Abstract Due to the extreme conditions experienced in gas turbine engines, especially aero-derivative type engines, internal components need to be protected against adverse effects in order to maintain component integrity and engine performance between overhauls. Among these adverse conditions...
Proceedings Papers

ITSC1996, Thermal Spray 1996: Proceedings from the National Thermal Spray Conference, 911-919, October 7–11, 1996,
... Abstract Water turbine parts damaged by cavitation erosion (CE) and/or slurry erosion (SE) may cause excessive operational costs for plants worldwide. The damages can be reduced by choosing more resistant materials and right technology in the first-production or at repair and overhaul. Thermal...
Proceedings Papers

ITSC 2017, Thermal Spray 2017: Proceedings from the International Thermal Spray Conference, 462-466, June 7–9, 2017,
... Abstract Depending on the size and type defects of nickel-based alloy turbine blades two procedures are used mainly: cladding and high temperature brazing. The repair brazing of turbine blades is used to regenerate cracks and surface defects and is the focus of this work. In this contribution...
Proceedings Papers

ITSC 2006, Thermal Spray 2006: Proceedings from the International Thermal Spray Conference, 1301-1316, May 15–18, 2006,
..., with a performance and cost comparison given for selected examples. diffusion aluminizing gas turbines high-velocity oxyfuel spray coating nickel-cobalt-chromium-aluminum-yttrium alloys plasma spraying thermal barrier coatings Thermal Spray 2006: Proceedings from the International Thermal Spray...
Proceedings Papers

ITSC 2003, Thermal Spray 2003: Proceedings from the International Thermal Spray Conference, 735-740, May 5–8, 2003,
... Abstract Abradable seals are used in compressors of aircraft and industrial gas turbines to decrease clearance between the stator casing and rotor blade tips and hence to increase compressor efficiency and decrease fuel consumption. The main interest of abradable materials producers has been...