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Wind turbines

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Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006354
EISBN: 978-1-62708-192-4
... Abstract This article is concerned with gear tooth failures influenced by friction, lubrication, and wear, and especially those failure modes that occur in wind-turbine components. It provides a detailed discussion on wear (including adhesion, abrasion, polishing, fretting, and electrical...
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Published: 01 August 2013
Fig. 2 Gear parts for a wind turbine coated with stop-off paint (Condursal 0118) prior to case hardening More
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Published: 01 August 2013
Fig. 1 Electric arc wire spraying to coat a wind turbine tower segment with zinc/aluminum alloy. Courtesy of Muehlhan AG, Hamburg, Germany More
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Published: 31 December 2017
Fig. 7 Moderate adhesion on an intermediate pinion from a modern wind turbine. Source: Ref 1 More
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Published: 31 December 2017
Fig. 8 Mild abrasion on a sun pinion from an early wind turbine. Source: Ref 1 More
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Published: 31 December 2017
Fig. 9 Severe polishing on an intermediate pinion from an early wind turbine. Source: Ref 1 More
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Published: 31 December 2017
Fig. 12 Severe fretting corrosion on a yaw gear from a modern wind turbine More
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Published: 31 December 2017
Fig. 14 Scuffing on a wind turbine HS pinion caused by oil starvation. Source: Ref 1 More
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Published: 31 December 2017
Fig. 15 Macropitting on a wind turbine INT pinion caused by misalignment of the gear mesh. Source: Ref 1 More
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Published: 31 December 2017
Fig. 16 Micropitting on a wind turbine INT pinion. The lubricant was contaminated with a high level of water, which led to widespread micropitting. Source: Ref 1 More
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Published: 30 June 2023
Fig. 3 Wind turbine blade mold section manufactured by the Big Area Additive Manufacturing system at Oak Ridge National Laboratory. Source: Ref 23 More
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Published: 30 June 2023
Fig. 4 Wind turbine tower concrete base made with three-dimensional concrete printing, codeveloped by GE Renewable Energy, COBOD, and LafargeHolcim. Source: Ref 34 More
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Published: 30 January 2024
Fig. 35 Components from a wind turbine nacelle subassembly used to hold hydraulic fluid tanks. Long clamping rods used to secure the tanks (deformed members on the left side) and shorter hub-attachment bolts (grouped on the right side) had failed in service. The pressing question from More
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
... of the distinctions between the different forms of erosion. It discusses steam turbine blade erosion, aircraft rain erosion, and rain erosion of wind turbine blades. The article describes the mechanisms of liquid impact erosion and time dependence of erosion rate. It reviews critical empirical observations regarding...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006400
EISBN: 978-1-62708-192-4
... of maintenance philosophies. The article concludes with a discussion on various condition monitoring in industrial sectors, including condition-monitoring techniques in nuclear power plants, road condition monitoring, and condition monitoring in wind turbines. acoustic emission testing condition...
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
... ). The evolution of power generation by wind turbine generators in the last 20 years has been exponential, both in onshore and offshore applications. The component dimensions have grown on a similar scale, and this fact has a strong impact on the availability of appropriate technology to be implemented...
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Published: 31 December 2017
Fig. 10 False brinelling and fretting corrosion on a high-speed pinion from a modern wind turbine More
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Published: 31 December 2017
Fig. 13 Electrical discharge damage (fluting) on an inner ring raceway of a wind turbine-generator bearing More
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Published: 31 December 2017
Fig. 11 False brinelling and fretting corrosion on outer raceway of a rolling-element bearing from a modern wind turbine More
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Published: 01 August 2013
Fig. 2 Cross section of an electric-arc-wire-sprayed Al5Mg (350 μm, or 14 mils) coating with epoxy sealing (∼40 μm, or 2 mils) on a wind turbine tower segment. Courtesy of Muehlhan AG, Hamburg, Germany More