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fluid flow rate

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Book Chapter

By Eren Billur
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400181
EISBN: 978-1-62708-316-4
..., A , and volumetric flow rate of hydraulic fluid, Q ˙ (in mm 3 /s or in. 3 /s): Eq 12.2 V = Q ˙ / A Hydraulic Pumps Hydraulic pumps transform mechanical energy (from electric motors) to hydraulic energy. In hydraulic presses, gear type and axial piston pumps are common. Gear...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030247
EISBN: 978-1-62708-282-2
... and organic acids (e.g., hydrochloric, HCl, hydrofluoric, HF, formic, HCOOH, and others) that are injected down the well and into the formation to increase formation permeability for better flow of hydrocarbons. Some of these fluids are inherently corrosive; others are potentially corrosive only when...
Image
Published: 30 September 2023
Figure 13.36: Effects of cutting-fluid composition and delivery rate on tool life in cutting of Ti-6Al-4V with carbide tools (K20 carbide, f = 0.25 mm, d = 1.5 mm, v = 60 m/min, fluid flow = 1.7 L/min, unless otherwise indicated) More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910193
EISBN: 978-1-62708-250-1
... by the electrochemical potential, E Temperature of the environment Presence of detrimental/beneficial species Velocity/fluid flow rate Concentration of corrodent in the environment Each of these characteristics is discussed below. Another key consideration, the effects of biological organisms like...
Image
Published: 01 April 2004
Fig. 1.16 Comparison between measured and predicted rates of spreading by molten solder. The large discrepancy arises because the models are based on fluid flow and do not take into account the metallurgical driving force for spreading. More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.t59390064
EISBN: 978-1-62708-459-8
... are stiffened by a structure that has to be broken down before flow can begin; a definite yield strength is first measured beyond which the stress is again a function of strain rate, as in a viscous fluid ( Fig. 5.3b ). Such substances are exemplified by greases in which the soap structure must be broken down...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740213
EISBN: 978-1-62708-308-9
... from conventional practices by employing softer-grade grinding wheels, reduced grinding wheel speeds, reduced infeed rates, chemically active cutting fluids, and coarse wheel dressing procedures. Low-stress grinding procedures Table 3 Low-stress grinding procedures Grinding parameters...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.t59390456
EISBN: 978-1-62708-459-8
... cutting speeds this corresponds to very high strain rates (on the order of 10 6 /s). The deformed chip must move out of the shear zone by flowing up against the tool rake face. Additional energy is thus expended in a zone adjacent to the rake face, or secondary shear zone ( Fig. 13.3 ), irrespective...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030200
EISBN: 978-1-62708-282-2
..., in which gas in injected at some point down the hole to lighten the fluid and cause flow; electrical submerged-pump wells, which use multistage centrifugal pumps placed near the bottom of the well; and hydraulically pumped wells, which use positive-displacement pumps driven hydraulically by oil or water...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400005
EISBN: 978-1-62708-316-4
..., the design process essentially consists of the following steps: Predicting metal flow by establishing the geometric process parameters such as shape, velocities, strain rates, and strain Establishing the formability limits, that is, determining whether it is possible to form the part without failure...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050293
EISBN: 978-1-62708-311-9
... to overheating, plus cleaning if dirty or corroded. Care must be given to not overtorque. Flow and pressure switches should be checked for proper operation on a semiannual basis. Separate heat stations should also be monitored. Every five years protective devices such as water flow, water pressure, and door...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030117
EISBN: 978-1-62708-282-2
... of the fluid. These conditions can lead to segregation and concentration of the eroding particles. Examples of such rapid erosion are shown in Fig. 4 – 6 . Fig. 4 Hardfaced stainless steel plug and seat, from a slurry flow control valve, that were eroded by high-velocity flow through the narrow orifice...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030349
EISBN: 978-1-62708-282-2
... oxidation is discussed in Ref 37 . While corrosion rate increases with oxygen, rate of oxygen reduction as a cathodic reaction is further exacerbated by: Increase in operating temperature Increased fluid flow, leading to increased mass flow of oxygen to the metal surface Increasing oxygen...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460067
EISBN: 978-1-62708-285-3
..., methods, and outcome of modeling and simulation of particle impact and of in-flight history of particles in cold spraying. The concept of integration of particle impact and fluid flow modeling to optimize cold spray deposition for a given material is also explained. high-pressure cold spray process...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900111
EISBN: 978-1-62708-350-8
... with a sufficiently high flow rate to “unlock” the bed of aluminum oxide. This means that the bed is no longer “slumped,” but activated and bubbling. Great care must be taken not to have the gas flow rate so high that it will blow the aluminum oxide out of the bed. Any previous atmosphere in the bed (e.g...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500157
EISBN: 978-1-62708-317-1
... that requires a part changeout of the press frame. The working medium is supplied in a two-step sequence. The first step consists of a filling cylinder that provides high flow rates at a pressure of 31.5 MPa (4.6 ksi). This step is adequate for preforming the part, because large amounts of fluid...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630237
EISBN: 978-1-62708-270-9
... the fluids contact the metal surfaces. The nature of fluid contact is most important in certain types of parts that have high gas or liquid flow rates at elevated temperature, which can cause erosion problems. Corrosion and Corrosion-Erosion Certain types of parts function in environments where high...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240279
EISBN: 978-1-62708-251-8
... of compressive forces to prevent cracking or failure. Because recovery processes take time, flow stress, σ f , is a function of strain rate, ε ˙ : (Eq 16.1) σ f   =   C ε ˙ m where C is the strength coefficient (decreasing with increasing temperature), and m is the strain-rate...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400203
EISBN: 978-1-62708-316-4
.... The pressure inside the displacement cylinder is controlled by the fluid flow from the cylinder, which is regulated by valve on the hydraulic control block (14). In Fig. 13.10 , two displacement cylinders equally share the applied BHF and control the motion of the blank holder during the forward stroke...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120079
EISBN: 978-1-62708-269-3
... temperature is affected less by feed rate than by speed. The depth of each succeeding cut should be greater than the work-hardened layer resulting from the previous cut. Use a generous quantity of cutting fluid: A coolant provides more effective heat transfer. It also washes away chips and reduces...