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hydrodynamic machining

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Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003194
EISBN: 978-1-62708-199-3
... machining, electrical discharge machining, chemical machining, abrasive jet machining, laser beam machining, electron beam machining, ultrasonic impact grinding, hydrodynamic machining, thermochemical machining, abrasive flow machining, and electrical discharge wire cutting. abrasive jet machining...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006423
EISBN: 978-1-62708-192-4
.... An increase in temperature results in a change in lubricant rheology, a decrease in flow stress of surface asperities and subsurface material, and an increase in chemical reactivity between the material being deformed and the lubricant. In the drawing process, hydrodynamic lubrication is promoted...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001809
EISBN: 978-1-62708-180-1
... and presents the steps for failure analysis of sliding bearings. It also reviews the factors responsible for bearing failure with examples. aluminum alloys babbitts bronze contaminants copper-lead bearing alloys elasto-hydrodynamics failure analysis fluid-film lubrication grooves load-carrying...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006365
EISBN: 978-1-62708-192-4
... to the function of the element in the system. Furthermore, environmental protection requires a shift toward low-additive oils, while the use of hard coatings in machine-element applications is still limited because of problems with the load-bearing capacity of the coatings and the compatibility with existing...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006806
EISBN: 978-1-62708-329-4
... provides an overview of bearing materials, and then presents the various lubrication mechanisms: hydrostatic, hydrodynamic, boundary lubrication, elastohydrodynamic, and squeeze-film lubrication. The article describes the effect of debris and contaminant particles in bearings. The steps involved in failure...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006401
EISBN: 978-1-62708-192-4
... surfaces usually appear in sliding journal and trust bearings, machine guideways, and seals. In conformal bearings, surfaces are usually separated by a thick oil or gas film generated hydrodynamically by the surface velocities or hydrostatically by an externally pressurized lubricant. These surfaces...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006398
EISBN: 978-1-62708-192-4
... be shaped as flat, cylindrical, spherical, or conical depending on the bearing application. Sliding bearings are usually conformal; that is, the components of a sliding pair fit together fairly closely. Conformal surfaces usually appear in sliding journal and thrust bearings, machine guideways...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002158
EISBN: 978-1-62708-188-7
... machining WATERJET MACHINING (WJM), also called hydrodynamic machining, uses a high-velocity stream of water as a cutting tool. This process is limited to the cutting of nonmetallic materials when the jet stream consists solely of water. However, when fine abrasive particles are injected into the water...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003326
EISBN: 978-1-62708-176-4
... ). Fig. 15 Schematic of sliding bearing test machine. Source: Ref 27 References 28 and 29 came from the same time period as the 1946 symposium and featured hydrodynamic journal bearings tested under cyclical loading or high-speed operation. The aim of these studies was to provide...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006427
EISBN: 978-1-62708-192-4
... THE INTERNAL COMBUSTION engine (IC engine) is a practical example of a mechanical system containing multiple machine elements, which converts fuel energy into useful work. A good fraction (32%) of world energy consumption is spent on transportation ( Ref 1 ), in which the internal combustion is the major prime...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003595
EISBN: 978-1-62708-182-5
... disk electrode maintains a stable temperature and homogeneous composition of the electrolyte and prevents the buildup of corrosion products on the surface of the workpiece. The hydrodynamics of the electrolyte play a critical role in the diffusion control process characteristic of electropolishing...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006409
EISBN: 978-1-62708-192-4
... tool thermocouple can be used for measuring the contact temperature in the machining process. A schematic of the traverse probe arrangement in a turning center is shown in Fig. 4(c) ( Ref 9 ). Besides embedded-type and dynamic thermocouples, a thin-film thermocouple (TFTC) is used to measure...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001070
EISBN: 978-1-62708-162-7
... brass powders are available in leaded and nonleaded compositions. Commercial brass alloys range from 90Cu-10Zn to 65Cu-35Zn; however, leaded versions of 80Cu-20Zn and 70Cu-30Zn are most commonly used for the manufacture of sintered structural parts that may require secondary machining operations...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006424
EISBN: 978-1-62708-192-4
... by the lubrication system employed. Thus, hot forging followed by finish machining may be replaced by cold forging, with all the associated advantages, provided that a suitable lubricant can be found. Indeed, economy of production has often been the major impetus for the development of new forging processes...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003598
EISBN: 978-1-62708-182-5
... Abstract This article provides a discussion on a working principle, the operations, characteristics, capabilities, and applications of electrochemical grinding (ECG). The basic elements of the ECG machine tool are also presented. electrochemical grinding machine tools HYBRID...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006429
EISBN: 978-1-62708-192-4
... and known as a hydrodynamic or turbo type. Focusing on friction, lubrication, and wear, i.e., tribology , of these components, positive displacement machines and turbomachinery have quite different issues. The positive displacement machines have many sliding parts to bear the high load...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006403
EISBN: 978-1-62708-192-4
... of components for a variety of functional purposes in machinery, machining, transport, process control, and medical applications ( Ref 1 , 2 ). The purpose of the systems approach is twofold. Tribological parameters and the systems approach help in the development of tests that quantify the effects of friction...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006400
EISBN: 978-1-62708-192-4
... monitoring integrated vehicle health management lubricant oil analysis motor current signature analysis nuclear power plants performance monitoring roads temperature monitoring ultrasound emission vibration condition monitoring visual inspection wind turbines MACHINE CONDITION MONITORING...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.9781627081924
EISBN: 978-1-62708-192-4
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006428
EISBN: 978-1-62708-192-4
... seals work under the principle of a hydrodynamic film formation which keeps rotating and stationary parts separated. A good example is the use of a spiral grooved face seal, wherein spiral grooves are machined in such a way that as the disc rotates, air entrained within the groove gets pressurized...