1-20 of 211 Search Results for

coal

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
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...
Image
Published: 30 November 2023
Fig. 2.9 Screw feeders for bentonite and coal dust More
Image
Published: 30 November 2023
Fig. 2.10 System for addition of bentonite and coal dust slurry More
Image
Published: 30 November 2023
Fig. 2.11 Pneumatic system for delivery of bentonite and coal dust to the muller More
Image
Published: 01 December 2018
Fig. 2.1 A typical layout of a coal-based thermal power plant More
Image
Published: 01 December 2015
Fig. 11 Sulfidation attack of alloy 800 test coupons exposed to a coal-gasifier environment ( p O 2 = 3 × 10 −20 atm and p S 2 = 1 × 10 −7 atm) at 870 °C (1600 °F) for 100 h. (a) and (b) Macrograph and micrograph, respectively, of a test coupon with a 0.254 mm (0.01 in.) diam grain More
Image
Published: 01 March 2002
Fig. 13.19 Typical MCrAlY overlay coating. Gray phase is CoAl or NiAl dispersed in white nickel or cobalt solid solution More
Image
Published: 01 December 1995
Fig. 2-3 In a rotary dumping station, a coal car begins 180 degree rotation around the rugged cast steel rotary coupler. More
Image
Published: 01 November 2007
Fig. 7.26 Corrosion behavior of alloy 800 in the MPC coal gasification atmosphere (0.5% H 2 S at 900 °C or 1650 °F, and 6.9 MPa or 1000 psig) showing oxide scales during the protective stage and oxides/sulfides after breakaway corrosion. Source: Ref 63 More
Image
Published: 01 November 2007
Fig. 7.28 Corrosion rates of high-nickel alloys in the MPC coal gasification atmosphere with 1.0 and 1.5% H 2 S (see Table 7.4 and 7.5 for gas composition). Source: Ref 60 More
Image
Published: 01 November 2007
Fig. 7.29 Corrosion of Fe-Cr-Ni alloys in the MPC coal gasification atmosphere with 1.0 and 1.5% H 2 S (see Tables 7.4 and 7.5 for gas composition). Source: Ref 60 More
Image
Published: 01 November 2007
Fig. 8.20 Erosion-corrosion behavior of Type 310 and alloy 6B in MPC coal-gasification environment (24H 2 -18CO-12CO 2 -39H 2 O-5CH 4 -1NH 3 -1H 2 S) tested for 100 h at 250 psig, 1500 °F (815 °C), and 50 ft/s, with metallurgical coke as erodent (300 to 600 μm). Source: Ref 32 More
Image
Published: 01 November 2007
Fig. 10.4 Coal-fired boiler, showing two main areas for discussion of materials problems in a boiler: the furnace combustion area (i.e., furnace walls) and the heat-absorbing surfaces in the convection path, such as superheaters and reheaters. Source: Ref 5 More
Image
Published: 01 November 2007
Fig. 10.72 Cross section of a superheater tube made of Type 304SS suffering coal-ash corrosion attack. Note the wastage flats on both sides of the tube surface where the flue gas impinged at the 90° location (i.e., facing the ruler in the photo). Courtesy of Welding Services Inc. More
Image
Published: 01 December 2006
Fig. 2.18 Coal silo wagon produced in welded self-supporting large extrusion technology to U.S. standard. Source: Alusuisse More
Image
Published: 01 December 2006
Fig. 2.19 Design and construction of the coal silo wagon shown in Fig. 2.18 More
Image
Published: 01 December 1989
Fig. 1.2. Ten routes for generating electricity from coal ( Ref 4 ). P.C. = pulverized coal. S.G.D. = secondary gas desulfurization. A.F.B.C. = atmospheric fluidized-bed combustion. P.F.B.C. = pressurized fluidized-bed combustion. More
Image
Published: 01 December 1989
Fig. 1.4. Schematic diagram of a coal-fired steam power plant ( Ref 4 ). More
Image
Published: 01 December 1989
Fig. 7.38. Conditions for and characteristics of a coal-liquefaction reactor vessel ( Ref 3 ). More
Image
Published: 01 December 1995
Fig. 3-10 3200 lb (1450 kg) track shoe for open pit coal mining machine. Special alloy complies with ASTM A-148, grade 120/95 with 15 ft · lb at −50 °F (20 J at −46 °C) and meets 180° bend test. More