1-20 of 467 Search Results for

air-cooled heat exchangers

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
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005851
EISBN: 978-1-62708-167-2
..., namely, air-cooled heat exchangers, air-cooled heat exchangers with trim cooler, closed-circuit evaporative cooling towers, and open evaporative cooling towers. The article discusses the importance of their placement or positioning to reduce the chances of air recirculation, and concludes...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005794
EISBN: 978-1-62708-165-8
... Abstract The fluidized bed provides a means for exchanging heat between a metal part, the solid particles, and the fluidizing gas and which is viable for quenching. This article briefly considers the design aspects of the gas distributor, plenum, container, immersed cooling tubes and surface...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005850
EISBN: 978-1-62708-167-2
... water to the sump. Make-up water is required to replenish water lost to evaporative cooling. Evaporative cooling tower maintenance requires: Service as above for dry water-to-air heat exchanger types. Remove all dirt that has accumulated in the sump area of the collection tank. Check the sump...
Image
Published: 09 June 2014
Fig. 25 Diverting heat losses through (a) water-water heat exchanger, (b) enclosed cooling tower, and (c) air/water cooler More
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004159
EISBN: 978-1-62708-184-9
... is not a problem until tubes have been perforated. However, tube air heaters are often prone to poor gas distribution across the heat-exchanger surface. This leads to localized cool spots where dew-point corrosion takes place ( Ref 6 ). Ductwork, Expansion Joints, Inspection or Sampling Ports, and Access Doors...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006813
EISBN: 978-1-62708-329-4
... can minimize damage to the shell-side surfaces of tubes. Example 5: Failure of Copper Alloy 443 Heat-Exchanger Tubes Tubes in heat exchangers used for cooling air failed in an increasing number after 5 to 6 years of service (Fig. 8). Air passed over the shell-side surface of the tubes...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001817
EISBN: 978-1-62708-180-1
... can minimize damage to the shell-side surfaces of tubes. More information on liquid impingement is provided in the article “Liquid Impact Erosion” in this Volume. Example 5: Failure of Copper Alloy 443 Heat-Exchanger Tubes Tubes in heat exchangers used for cooling air failed in an increasing...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003478
EISBN: 978-1-62708-195-5
... on the specific heat exchanger). Corrosion resistance is required because of the composition of some of the fluids flowing through the heat-exchanger channels. For instance, an aircraft flying over the ocean will ingest salt spray as part of the cooling or heating fluid. So the heat-exchanger material must...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004150
EISBN: 978-1-62708-184-9
... entrained gasification at elevated temperatures, with the incombustible fraction forming a slag that is water-quenched in the bottom of the gasifier to allow easy removal by lock-hoppers. The high-temperature gas product is cooled using a heat exchanger within the gasifier, and the gaseous impurities...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005197
EISBN: 978-1-62708-187-0
... preheated air blast recuperative hot blast systems duplex electric holders refractory lining water-cooled cupolas emission-control systems THE CUPOLA is basically a simple cylindrical shaft furnace that burns coke for fuel. The heat generated is intensified by the blowing of air through the heated...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003061
EISBN: 978-1-62708-200-6
... Abstract Structural applications for advanced ceramics include mineral processing equipment, machine tools, wear components, heat exchangers, automotive products, aerospace components, and medical products. This article begins with an overview of the wear-resistant applications...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005923
EISBN: 978-1-62708-166-5
... by heating in air. Fig. 13 Correlation curves for identical cooling times in end-quench hardenability specimens and round bars quenched in oil. Temperature range criteria are provided in Table 1 . Quenching oil had a viscosity of 79 SUS at 38 °C (100 °F). Source: Ref 9 The smaller...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005862
EISBN: 978-1-62708-167-2
... Effect of depth of hardening on longitudinal residual stress of induction hardened 47 mm (1.85 in.) diameter 1045 steel bar. Bar was heated to 900 °C (1650 °F) for 1 h and air cooled prior to induction hardening. Distortion and Cracking Distortion and cracking are important considerations...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005957
EISBN: 978-1-62708-166-5
... of air prevents oxygen and other gases, as well as carbon and other particles in the air, from contaminating the metals. Vacuum furnaces also offer the option for quick quenching of metals. When metals are ready to be cooled, an inert gas (mostly argon) is circulated through the furnace to remove heat...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004164
EISBN: 978-1-62708-184-9
... and a full-time functional fluid. Components The major components of a cooling system are as follows. Heat Exchanger The radiator and heater core consists basically of a series of small tubes and fins surrounded by air passages. Hot coolant from the engine flows through the tubes and is cooled...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005926
EISBN: 978-1-62708-166-5
... of a gas is the amount of mass contained in a unit volume, and the density is influenced by pressure and temperature. The density and pressure increase in the same proportion, and gases expand when heated and contract when cooled. The density of air has been determined with great care. One liter (0.038 ft...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001368
EISBN: 978-1-62708-173-3
.... The largest single use of HF welding is in the manufacture of tube and pipe. High-frequency welding is useful in the manufacture of certain types of heat-exchanger tube, where the edge of a rectangular strip is continuously welded onto the outside diameter of a tube to form a cooling fin. The fin can...
Book Chapter

By Daryl D. Peter
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001388
EISBN: 978-1-62708-173-3
... in the manufacture of complex, multiple-joint heat exchangers. Immersing the entire assembly into molten flux has many advantages. Heat is applied to all parts simultaneously and uniformly, and air is replaced by a buoyant and surface-active environment, promoting brazing filler metal flow. In addition...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005899
EISBN: 978-1-62708-167-2
... heat exchanger. Fig. 25 Diverting heat losses through (a) water-water heat exchanger, (b) enclosed cooling tower, and (c) air/water cooler Three systems are available at the connection points 1 and 2, shown in Fig. 25 , to divert the heat: Water-water plate heat exchanger...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004152
EISBN: 978-1-62708-184-9
... Abstract This article addresses the major heat-transfer components of the water-steam loop of a power plant. It describes the various types of condensers, including water-cooled condensers and air-cooled condensers. The article explains the corrosion mechanisms encountered in the condensers...