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Published: 31 December 2017
Fig. 15 Nomographs used to predict power loss in steadily loaded bearings. Source: Ref 21 More
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Published: 31 December 2017
Fig. 29 Experimental measurement of power loss in foil journal bearing. Source: Ref 72 More
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Published: 31 December 2017
Fig. 24 Power loss for one meshing cycle More
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006399
EISBN: 978-1-62708-192-4
...-established and widely accepted analytical methods and design and analysis charts for dealing with some of the issues in the area of engine and power train tribology. It provides a discussion on lubricant rheology and the prediction of lubricating film thickness. The article reviews the frictional power loss...
Book Chapter

By Frank Wardle
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006362
EISBN: 978-1-62708-192-4
... with a compressible gas. The article also describes the different types of aerostatic bearings, such as annular thrust bearings and orifice-compensated journal bearings. It presents a discussion on load capacity and stiffness, friction and power loss, and stability and damping of the aerostatic bearings. The article...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005897
EISBN: 978-1-62708-167-2
... The value of η el represents the amount of electrical losses ( P loss el ) compared to the power induced in the workpiece ( P c av ), according to: (Eq 5) η el = P w av P w av + P loss el where P loss el includes power loss...
Book Chapter

By William H. Warnes
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001109
EISBN: 978-1-62708-162-7
... current loss, and radio frequency loss. Furthermore, the article describes the flux pinning phenomenon and Josephson effects. flux pinning Josephson effect magnetic properties power loss stabilization superconductivity superconductors SINCE ITS DISCOVERY in the early 1900s...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005842
EISBN: 978-1-62708-167-2
... power losses. The majority of factors related to a premature coil failure can be conveniently categorized into four large groups ( Fig. 3 ): Process-related factors (including abnormal working conditions and unanticipated exposure to excessive temperatures and magnetic fields) Coil copper...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005516
EISBN: 978-1-62708-197-9
... = η el  η th where both η el and η th are in the range of 0 to 1. Defining Electrical and Thermal Efficiencies Coil Electrical Efficiency The value of η el represents the amount of electrical losses ( P loss el ) compared to the power induced in the workpiece ( P...
Book Chapter

By Richard E. Haimbaugh
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005924
EISBN: 978-1-62708-166-5
... heated all the time, and the switching losses in oscillator tubes are high. Fig. 3 Modern inverter power types for heat treating. SCR, silicon-controlled rectifier; IGBT, isolated gate bipolar transistor; MOS-FET, metal-silicon-dioxide field-effect transistor. Source: Ref 9 Comparative...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003026
EISBN: 978-1-62708-200-6
... losses (that is, dissipation factor, power factor, and so on), materials that are used to provide both insulation and capacitor dielectrics should have small losses to reduce the heating of the material and to minimize its effect on the rest of the network. In high-frequency applications, a low value...
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...
Book Chapter

By E. Bud Senkowski
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006035
EISBN: 978-1-62708-172-6
... Abstract Surface coatings are essential in all facilities that process nuclear materials or use nuclear fission for power generation. This article describes the coatings used in two basic types of Generation 3 nuclear reactor designs in the United States and their containment size...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004114
EISBN: 978-1-62708-184-9
... Abstract This article describes two principal methods for detecting well casing corrosion, namely, metal-loss tools and casing current measurement, as well as their limitations and advantages. It discusses the factors to be considered in designing well casing cathodic protection systems...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 31 January 2025
DOI: 10.31399/asm.hb.v13b.a0007042
EISBN: 978-1-62708-183-2
... Abstract This article provides a discussion on the corrosion of industrial refractory materials and technical ceramics. These materials, which are used to minimize heat losses and provide a barrier between the vessel and its contents, are utilized in the metallurgical, chemical process, power...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005888
EISBN: 978-1-62708-167-2
...) is a combination of both coil electrical efficiency (η el ) and coil thermal efficiency (η th ). (Eq 5) η = η el η th Both, η el and η th are in the range of 0 to 1. The value of η el represents the amount of electrical losses ( P loss el ) compared to the power...
Book Chapter

By Ray Cook, Bill Terlop
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005843
EISBN: 978-1-62708-167-2
... and all power loss in the circuit to 5% or less for the transmission lines to the work station, capacitor bank, and induction heating coil. This cannot be emphasized enough. Many good installations have been “scuttled” by the loss in the transmission lines. For the circuit shown in Fig. 11...
Book Chapter

By Robin Lampson, Todd Telfer
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005205
EISBN: 978-1-62708-187-0
..., and the distance between torch and workpiece. The highest efficiency is obtained with helium as the plasma gas and a short distance between material and torch. The power loss in torches with hollow water-cooled electrodes is approximately 25%. Remaining additional 25% losses are due to radiation and convection...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006427
EISBN: 978-1-62708-192-4
..., and multiple bearing surfaces. The relative magnitudes of friction in engine components ( Ref 8 ) are roughly as follows: Approximately half of all friction losses come from the power cylinder components. The bearings and valvetrain components share the remainder of the frictional losses, the proportion...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005908
EISBN: 978-1-62708-167-2
... (power controlled) 0.2 1.2 Exhaust system (power controlled) 0.5 3.0 Sum 1.0 6.0 Furnace operation Reduction of holding time (–15 min) 1.5 9.0 Reduction of furnace cover opening time (–10 min) 1.5 9.0 Reduction of heat losses during melt transportation (15 K lower...