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high-power turbine blades

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Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005737
EISBN: 978-1-62708-171-9
... airfoils. Design requirements are reviewed and compared between aerospace and power generation coatings. Application process improvement areas are also discussed as a method of reducing component cost. aerospace engines combustors gas turbines high-power turbine blades high-pressure compressors...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004155
EISBN: 978-1-62708-184-9
... transfer flow and thermodynamics physical shape THE STEAM TURBINE (see Fig. 1 ) is the simplest and most efficient engine for converting large amounts of heat energy into mechanical work. As the steam expands, it acquires high velocity and exerts force on the turbine blades. Turbines range in size...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004133
EISBN: 978-1-62708-184-9
...) and ultrasupercritical (USC) power plants. These components include high-pressure steam piping and headers, superheater and reheater tubing, water wall tubing in the boiler, high-and intermediate-pressure rotors, rotating blades, and bolts in the turbine section. The article reviews the boiler alloys, used in SC and USC...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006824
EISBN: 978-1-62708-329-4
..., and manufacturing and repair deficiencies. failure analysis gas turbines steam turbine blades turbine components INDUSTRIAL GAS TURBINES convert chemical energy from fuel into mechanical energy, powering a range of utilities and industrial processes. The reliable operation of these turbines has...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003517
EISBN: 978-1-62708-180-1
... Abstract This article focuses on the life assessment methods for elevated-temperature failure mechanisms and metallurgical instabilities that reduce life or cause loss of function or operating time of high-temperature components, namely, gas turbine blade, and power plant piping and tubing...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004158
EISBN: 978-1-62708-184-9
... turbines mechanical properties nickel-base superalloys turbine sections compressor steam production corrosion forms high-temperature environmental attack INDUSTRIAL GAS TURBINES are used in a variety of industries to generate electricity, produce steam, and provide mechanical shaft power...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006428
EISBN: 978-1-62708-192-4
... to improve performance and operability of gas and steam turbines. friction gas turbines steam turbines wear Gas and steam turbines represent the cornerstone in thermal power generation, contributing to more than 60% of the power generated across the world. Power generated from such turbine...
Series: ASM Handbook
Volume: 24A
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.hb.v24A.a0007019
EISBN: 978-1-62708-439-0
... and Modular Enabled Rotor Blades and Integrated Composites Assembly (AMERICA)” is also funded by the DOE. It is being led by GE and partners ORNL, NREL, and LM Wind Power. The goal of this project is to develop and demonstrate an integrated AM process for novel, high-performance blade designs for large rotors...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005738
EISBN: 978-1-62708-171-9
... labyrinth seals are common in high- and low-pressure turbine applications. The third main type of sealing system is unshrouded (or open-tip) blade seals ( Fig. 1c ), in which a blade tip cuts directly into a softer abradable material counterpart that is attached to a compressor or turbine casing...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004124
EISBN: 978-1-62708-184-9
... Abstract High-temperature exposure of materials occurs in many applications such as power plants (coal, oil, natural gas, and nuclear), land-based gas turbine and diesel engines, gas turbine engines for aircraft, marine gas turbine engines for shipboard use, waste incineration, high-temperature...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001051
EISBN: 978-1-62708-161-0
... temperature and increased stage loading result in fewer parts, shorter engine lengths, and reduced weight. Engine operating costs can be reduced if higher temperatures are possible without increasing part life-cycle costs. Critical turbine components include high-pressure turbine blades, vanes, and disks...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003570
EISBN: 978-1-62708-180-1
.... Affected Systems and Materials Material degradation by liquid-droplet erosion is a significant problem in just a few kinds of engineering systems: blades in the low-pressure ends of steam turbines where the steam is “wet,” and aircraft, missiles, and helicopter rotors flying at high speeds through...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006796
EISBN: 978-1-62708-295-2
... such as rain erosion of solid materials, gas turbine blades, wind turbine blades, airplane components, and pipe-wall thinning in nuclear/fossil power plants. Because of the fundamental interest in the mechanics of fluids and solids, this topic has been reviewed by Heymann ( Ref 1 ) and Richman ( Ref 2...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006378
EISBN: 978-1-62708-192-4
... an issue for engineers in the power-generation sector. Steam Turbine Blade Erosion Moisture erosion of low-pressure blades has been a problem throughout steam turbine history and remains a concern today (2017). In the last stages of the low-pressure turbine, the steam expands to well below...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003060
EISBN: 978-1-62708-200-6
.... Test experience in high-speed, high-temperature rigs and in full engine testing, as well as design/manufacturing experiences, have shown that there are major areas of concern in a gas turbine that uses monolithic ceramic components: Foreign object damage High-speed blade tip rubs High...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005708
EISBN: 978-1-62708-171-9
.... Similar requirements for corrosion protection also are essential for other techniques used to convert energy from seawater, for example, the exploitation of tidal stream, wave power, or ocean thermal energy. Average wind turbine sizes also have increased, with some manufacturers launching 5 MW...
Series: ASM Handbook
Volume: 4F
Publisher: ASM International
Published: 01 February 2024
DOI: 10.31399/asm.hb.v4F.a0007007
EISBN: 978-1-62708-450-5
... flow impellers have multiple flat blades mounted parallel to the axis of the mixing shaft. The blades can be attached to a disc, forming a closed impeller, or a simple hub, making a more open style impeller. Impellers of this type have high power numbers (N P ) and low flow-to-power ratio ( Q/P...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003568
EISBN: 978-1-62708-180-1
..., as in a jet or rotary pump, vapor bubbles collapse at high-pressure areas and destroy the protective film on the metal surface or disrupt the metal itself. Cavitation erosion occurs typically on rotors or pumps, on the trailing faces of propellers and of water turbine blades, and on the water-cooled side...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002164
EISBN: 978-1-62708-188-7
..., including turbine blade cooling holes, turbine vane cooling holes, turbine disk cooling passages, oil passages, and fuel nozzles. It describes the limitations and advantages of the STEM process. The article discusses the various tool parts of the STEM system, including the holding fixture, guide...
Book Chapter

Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004221
EISBN: 978-1-62708-184-9
... from high-temperature corrosion and in maintaining mechanical strength at these elevated temperatures. The tip of an industrial gas turbine blade ( Fig. 27 ) is subjected to a combination of environmental and mechanical stress. High-temperature oxidation can be protective or not, depending on the oxide...