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high-temperature combustion

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720139
EISBN: 978-1-62708-305-8
... Abstract The overall chemical composition of metals and alloys is most commonly determined by x-ray fluorescence (XRF) and optical emission spectroscopy (OES). High-temperature combustion and inert gas fusion methods are typically used to analyze dissolved gases (oxygen, nitrogen, and hydrogen...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430001
EISBN: 978-1-62708-253-2
... of ash, sulfur, and nitrogen can also be used. Natural gas or fuel oil is used primarily as a start-up fuel to preheat the fluidized bed. Higher combustion efficiency Lower combustion temperature because of a high coefficient of heat transfer due to rapid mixing in the fluidized bed leads to lower...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1983
DOI: 10.31399/asm.tb.mlt.t62860343
EISBN: 978-1-62708-348-5
... W. ( 1965 ). Ductility of steel under the influence of external high pressure hydrogen , Weld. J . 44, 225 – 230 . Hunter L. W. , Schacke H. , Grunfelder C. , and Fristrom R. M. ( 1976 ). Surface temperature measurements in the moving wire technique . Combust. Sci...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080235
EISBN: 978-1-62708-304-1
... lower maximum design velocities in WTE boilers. Combustion Engi- neering, for example, generally limits the ue gas velocities entering into the superheater or econ- omizer to 6 to 7.5 m/s (20 to 25 ft/s) (Ref 6). 236 / High-Temperature Corrosion and Materials Applications Babcock & Wilcox sets...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080249
EISBN: 978-1-62708-304-1
... alloy performance ranking. The rig burns fuel with excess air to produce combustion gases with continuous injection of a synthetic sea-salt solution. This type of test system represents the best laboratory apparatus for simulating the gas turbine environment. A special issue of High Temperature...
Image
Published: 01 November 2007
Fig. 4.21 Schematic showing a model for internal nitridation attack in high-temperature alloys in a simulated combustion environment. Source: Ref 36 More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080259
EISBN: 978-1-62708-304-1
... Abstract This chapter discusses material-related problems associated with coal-fired burners. It explains how high temperatures affect heat-absorbing surfaces in furnace combustion areas and in the convection pass of superheaters and reheaters. It describes how low-NOx combustion technology...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780159
EISBN: 978-1-62708-281-5
... air, flames generated by various types of small laboratory burners, hot surfaces, and high current or high voltage arcs. Simple “pass/fail” ignition tests provide fixed conditions of heat, oxygen, and time. The test specimen may or may not ignite within these conditions (see, for example, ASTM E 136...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1989
DOI: 10.31399/asm.tb.dmlahtc.t60490415
EISBN: 978-1-62708-340-9
.... , and Liburdi J. , “ Assessment and Extension of Life of Combustion Turbine Blades, ” Report RP27756, Electric Power Research Institute , Palo Alto, CA , Dec 1988 71. Nazmy M.Y. and Wuthrich C. , The Predictive Capability of Three High Temperature Low Cycle Fatigue Models...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080335
EISBN: 978-1-62708-304-1
... ). Rubbers such as Hypalon, chloroprene, and neoprene also contain high concentrations of chlorine ( Ref 4 ). Other waste constituents that can contribute to corrosive environments under combustion are batteries (automobile batteries, button-type batteries in watches and calculators, alkaline, zinc, nickel...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080005
EISBN: 978-1-62708-304-1
... in Air, O<sub>2</sub>, and “Clean” Combustion Atmospheres 3.4.1 Carbon and Cr-Mo Steels Carbon and Cr-Mo steels are the most widely used engineering materials and are used extensively for high-temperature applications in power generation, chemical and petrochemical processing, petroleum refining...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320003
EISBN: 978-1-62708-332-4
... are designed to run 24/7 for nearly 15 years before relining. Coke is obtained by heating crushed coal in a coke oven in the absence of air. Coke ovens are 13 to 15 m (40 to 50 ft) long and 4 to 7 m (15 to 25 ft) high. The carbonization of coal at high temperatures (1100 °C or 2010 °F) in an oxygen...
Image
Published: 01 November 2007
Fig. 3.67 Honeycomb samples after testing at 950 °C (1750 °F) for 154 h for the alloy X honeycomb sample (a) and 317 h for the 214 honeycomb sample (b) in a high-velocity combustion gas stream (0.3 Mach or 100 m/s) generated by a dynamic burner rig. The samples were also subjected to rapid More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1989
DOI: 10.31399/asm.tb.dmlahtc.t60490001
EISBN: 978-1-62708-340-9
... plants. For highly stressed components operating at high temperatures (for example, turbine blades and bolts), higher-alloy tempered martensitic steels generally containing 12% Cr are used. In combustion turbines, metal temperatures often exceed 760 °C (1400 °F) in the combuster sections and in the early...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080067
EISBN: 978-1-62708-304-1
... at 1090 °C (2000 °F). ammonia chemical kinetics nitridation thermodynamic potential 4.1 Introduction In air or combustion atmospheres containing nitrogen, nitridation can take place under certain exposure conditions. In most cases, oxidation dominates the high-temperature corrosion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.9781627083041
EISBN: 978-1-62708-304-1
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870085
EISBN: 978-1-62708-299-0
... of the chamber as the region of severest pitting. In operation, gases in the combustion chamber reached a very high temperature. The high thermal conductivity of the aluminum alloy, the rotation of the chamber, and axial flow of cooling water that was initially at room temperature provided efficient cooling...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440055
EISBN: 978-1-62708-262-4
... plate. The combustion occurs spontaneously within about 25 mm (1 in.) of the plate surface. The ceramic distribution plate ensures uniform properties within the bed. There are two types of fluidized beds available: internally fired for high-temperature applications (760 to 1215 °C (1400 to 2220 °F...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080201
EISBN: 978-1-62708-304-1
... this type of atmosphere. Reducing conditions may also prevail in localized areas, in some cases, even when combustion is taking place with excess air. A coal-fired boiler equipped with low NO x combustion burners is an example. More discussion on this issue is presented in Chapter 10 on high-temperature...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2022
DOI: 10.31399/asm.tb.tstap.t56040010
EISBN: 978-1-62708-428-4
... Introduction Thermal spray is a versatile, adaptable, potentially cost-effective technology in which a wide range of metals, ceramics, polymers, and composites can be applied to almost any metal to protect against wear, corrosion, abrasion, high temperature, chemicals, and erosion. It can also rebuild...