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Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050009
EISBN: 978-1-62708-311-9
... and is not ordinarily used for electrical wire (although some induction heaters built in World War II had silver wiring because of the copper shortage). Copper wires are used to carry electricity through power lines because of low heat loss during transmission. Other metals, such as steel, have high resistance...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430001
EISBN: 978-1-62708-253-2
... lower annual operating loads than typical utility boilers. 1.2.1 Utility Boilers 1.2.2 Industrial Boilers Various types of boilers used throughout the world for power and steam generation are discussed ( Ref 1.3 , 1.4 ). 1.3.1 Firetube Boilers 1.3.2 Watertube Boilers 1.3.3 Electric...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290023
EISBN: 978-1-62708-306-5
... is extinguished during each half cycle as the current reduces to zero, and it may not reignite if the cathode cools sufficiently; and (2) rectification of the reverse-polarity cycle promotes erratic arc operation. The welding power source provides suitable electrical power (generally 20 to 80 V...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430017
EISBN: 978-1-62708-253-2
... increase in total coal-fired electricity generation worldwide from 8.6 trillion kilowatt hours in 2012 to 9.7 trillion kilowatt hours in 2020 and 10.6 trillion kilowatt hours by 2040 ( Ref 2.1 ). Coal-based thermal power plants therefore still have a major role to play in governing the overall global...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220027
EISBN: 978-1-62708-341-6
... Static (solid-state) power supplies generate frequencies which are determined by the electrical characteristics of the tank-circuit components. Accordingly, as the inductance of the coil changes due to heating of the part or loss of permeability above the Curie temperature, the supply frequency shifts...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480353
EISBN: 978-1-62708-318-8
... alloys are used in aerospace, automotive, chemical processing, medical, and military applications as well as power generating equipment, sporting goods, oil and gas production, and marine vessels. References References 15.1 Froes F.H. , Kirk-Othmer Encyclopedia of Chemical Technology...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220001
EISBN: 978-1-62708-341-6
... pattern, is connected to the power supply. The flow of ac current through the coil generates an alternating magnetic field which cuts through the workpiece. It is this alternating magnetic field which induces the eddy currents that heat the workpiece. Because the magnitude of the eddy currents...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110196
EISBN: 978-1-62708-247-1
... above, thermal gradients in conductors generate electrical potential gradients with typical values on the order of mV/K. This thermoelectric power or Seebeck Effect refers to the work of Thomas Johann Seebeck (1770-1831). The most common application of thermoelectric power is the thermocouple, which...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220009
EISBN: 978-1-62708-341-6
.... By this means, the electrical and thermal effects which are induced in the workpiece through its coupling with the coil are deduced. The present chapter deals with this interaction. The chapter that follows deals with the interactions between the induction power supply on the one hand and the coil and workpiece...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780035
EISBN: 978-1-62708-268-6
... provided at the end of Chapter 3 . As is frequently the case in large organizations, General Dynamics’ F-16 flight control engineers created the circuit and control logic schematics that provided quadruple redundancy. These schematics then went to the electrical harness design group, and that group...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1989
DOI: 10.31399/asm.tb.dmlahtc.t60490001
EISBN: 978-1-62708-340-9
... – 359 12. McNaughton W.P. , Richman R.H. , Pillar C.S. , and Perry L.W. , “ Generic Guidelines for the Life Extension of Fossil Fuel Power Plants, ” EPRI CS 4778, Electric Power Research Institute , Palo Alto, CA , Nov 1986 A large percentage of power, petroleum...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220085
EISBN: 978-1-62708-341-6
... generator. (f) For best metallurgical results. (g) For higher production when generator capacity is available. Normal maximum furnace power ratings. Table 6.10 Normal maximum furnace power ratings. From “Medium Frequency Coreless Furnaces for Iron Melting,” British Electricity Council...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050001
EISBN: 978-1-62708-311-9
... by some steel mills) While other types of power supplies and converters have been used over the years, the intent of this book is to discuss those commonly used for induction heat treating. The first induction heaters sold by General Electric during World War II had rectifier tubes...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220143
EISBN: 978-1-62708-341-6
...-generator) power supply. From G. Mordwinkin, A. L. Vaughn, and P. Hassell, Heat Treating, Vol 18, No. 11, November, 1986, p 34 ( Ref 7 ) Fig. 7.2 Spectral-radiancy curves for (a) a black body at three different temperatures and (b) tungsten and a black body at 2000 K (3600 °R). From D. Halliday...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220047
EISBN: 978-1-62708-341-6
...Abstract Abstract Besides the induction coil and workpiece, the induction generator (source of ac power) is probably the most important component of an overall induction heating system. Such equipment is typically rated in terms of its frequency and maximum output power (in kilowatts...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110513
EISBN: 978-1-62708-247-1
... drops, the same effects like in a thunderstorm, in a sandblasting setup or in a Kelvin generator occurs and results in electrostatic charging. If then an electrostatic strike hits into a powered Hall sensor, the failure signature will look like EOS (electrical overstress), sometimes even showing several...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220315
EISBN: 978-1-62708-341-6
... the widespread use of reliable solid-state power generators, and the fast response and controllability of induction heaters, make these systems very amenable to automation. On the other hand, furnace heat treating processes normally require a considerable amount of labor for loading, unloading, and handling...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030045
EISBN: 978-1-62708-282-2
... 57 – 61 62. Soracco R.J. , Pope D.H. , Eggars J.M. , and Effinger T.N. , Microbiologically Influenced Corrosion Investigations in Electric Power Generating Stations , Corrosion 1988 , Paper 83, NACE International , 1988 63. Pope D.H. , Microbial Corrosion...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900071
EISBN: 978-1-62708-350-8
... of the plasma generation technique for nitriding. It concludes with processes involved in oxynitriding. compound zone corner effect glow discharge ion nitriding oxynitriding plasma generation techniques GAS IONIZATION is a method of causing a gas to develop an electrical imbalance...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220241
EISBN: 978-1-62708-341-6
...- and medium-frequency concentrators are usually of the same grain-oriented silicon steel used for high efficiency in power transformers and electric motors. Such steels would tend to heat dramatically in the magnetic field were it not for the fact that they are in the form of a laminated structure...