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hysteresis loss

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Published: 01 December 1998
Fig. 1 Relationship between carbon content and hysteresis loss for unalloyed iron. Induction B = 1 T (10 kG). More
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Published: 01 December 1998
Fig. 4 Relationship between grain size and hysteresis loss for high-purity iron at B = 1 T (10 kG) More
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Published: 01 January 1990
Fig. 2 Relationship between carbon content and hysteresis loss for unalloyed iron. Induction B = 1 T (10 kG). More
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Published: 01 January 1990
Fig. 15 Hysteresis loss versus magnetizing force for various permanent magnet materials. Data points indicate maximum efficiency, 1, P-6 alloy; 2, cast Alnico 5; 3, cast Alnico 6; 4, Vicalloy; 5, 17% Co steel; 6, 36% Co steel; 7, cast Alnico 2; 8, 3 1 2 % Cr steel More
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Published: 01 January 1990
Fig. 21 Plot of noncopper hysteresis loss versus noncopper current density of the full range of current and filament size for tin-core (Nb-1%Ti) 3 Sn superconductor. Modified jelly roll method was used. T c was 4.2 K, μ o H c2 of 10 T, and resistivity, ρ, of 10 −13 Ω · m. US-DPC, United More
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Published: 01 August 2013
Fig. 8 Hysteresis losses from varying magnetic field. Source: Ref 5 More
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
... of superconductivity. It discusses the magnetic properties of selected superconductors and types of stabilization, including cryogenic stability, adiabatic stability, and dynamic stability. The article also focuses on alternating current losses in superconductors, including hysteresis loss, penetration loss, eddy...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006324
EISBN: 978-1-62708-179-5
... properties of cast iron in terms of magnetic intensity, magnetic induction, magnetic permeability, remanent magnetism, coercive force, and hysteresis loss. It concludes with a discussion on the acoustic properties of cast iron. acoustic properties cast iron chemical composition coercive force...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006057
EISBN: 978-1-62708-175-7
... Abstract Powder metallurgy (PM) techniques are effective in making magnetically soft components for use in magnetic part applications. This article provides an account of the factors affecting magnetism, permeability, and hysteresis losses. It includes information on the magnetic properties...
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Published: 01 January 1990
Fig. 16 Hysteresis energy loss versus magnetizing force of isotropic iron-chromium-cobalt alloys More
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Published: 01 January 1990
Fig. 18 Measurements of the ac loss in a twisted multifilamentary composite in a dc magnetic field with a small ac ripple. As L decreases, the magnitude of the ac losses decreases dramatically. At low frequencies, the only loss is due to the hysteresis loss. As the frequency increases More
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Published: 01 January 1990
Fig. 5 Effect of grain size on magnetic properties of pure iron and silicon iron. (a) Relationship between grain size and hysteresis loss for high-purity iron at B = 1 T (10 kG). (b) Variation of core loss with grain size for samples of 3.15 Si-Fe having similar cube-on-edge textures More
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003153
EISBN: 978-1-62708-199-3
..., magnetic shielding, and so on. Important characteristics of magnetically soft materials include: (a) high permeability, (b) high saturation induction, (c) low hysteresis-energy loss, (d) low eddy-current loss in alternating flux applications, and (e) constant permeability at low field strengths...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005896
EISBN: 978-1-62708-167-2
...-demagnetization alternating current cycles generate heat as the loss of energy due to internal friction between molecules. This effect is known as the magnetic hysteresis loss , which is proportional to the area of the hysteresis loop and applied frequency. Magnetic hysteresis losses are particularly important...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001094
EISBN: 978-1-62708-162-7
... are normally used in a single magnetic state. This implies insensitivity to temperature effects, mechanical shock, and demagnetizing fields. This article does not consider magnetic memory or recording materials in which the magnetic state is altered during use. It does include, however, hysteresis alloys used...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005846
EISBN: 978-1-62708-167-2
... ways to reduce losses is to use low-resistivity materials and increase the length of the shielding face. Soft-magnetic materials are heated by eddy currents, heat from thermal sources, hysteresis losses, and sometimes by conductive heat transfer from the copper coil. Unlike highly conductive...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001093
EISBN: 978-1-62708-162-7
..., magnetic shielding, and so on. Important characteristics of magnetically soft materials also include: High permeability High saturation induction Low hysteresis-energy loss Low eddy-current loss in alternating flux applications In specialized cases, constant permeability at low field...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003154
EISBN: 978-1-62708-199-3
.... This article discusses the composition, properties, and applications of permanent magnetic materials, such as hysteresis alloys used in motors. It primarily focuses on the stability of magnetic fields that influences reversible and irreversible losses in magnetization with time, and the choice of magnet...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005877
EISBN: 978-1-62708-167-2
... greater than the hysteresis losses. However, in some cases—especially for low-temperature induction heating—the amount of heat released as a result of hysteresis losses could be distinctly higher and, in order to avoid errors, it should be taken into account. The equations in a similar form to Eq 34...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005324
EISBN: 978-1-62708-187-0
... A 536-grade ductile irons is shown in Fig. 9 . Fig. 9 Strength and ductility versus hardness ranges for A 356 standard-grade ductile irons The loss of strength and ductility in heavier sections can be minimized by using an alloyed iron having a bainitic matrix ( Ref 17 ). The tensile...