cavitation damage

cavitation damage

[‚kav·ə′tā·shən ‚dam·ij]
(metallurgy)

cavitation damage

The pitting of concrete caused by implosion (collapse) of bubbles in flowing water.
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References in periodicals archive ?
Caption: Cavitation damage should be prevented by changing the pumping system characteristics.
Invitation to tender: Repair Of Cavitation Damage Impellers Turbine A, B And C
The cavitation damage can range from a relatively minor amount of pitting after years of service to catastrophic failure in a relatively short period of time.
The computations of pressure along spillway chute are used to examine the potential for cavitation damage due to excessive sub atmospheric pressure.
The new ones saw the excellent result obtained by other owners and chose Ecoshield to prevent corrosion and cavitation damage from reoccurring.
In addition, improved understanding of this phenomenon is also applicable to the cavitation damage study of hydraulic machinery operating in high-sediment content environment.
1] stated that the zone near the inception point of air entrainment will be critical in terms of the risk of cavitation damage.
Semicrystalline polymers are known to exhibit cavitation damage when stretched above their glass transition temperature [1, 2], Such a phenomenon has been largely reported until recently for instance in polyethylene (PE) [3-5], polyoxymethylene (POM) [6, 7], polyamide 11 (PA 11) [8], polypropylene (PP) [9, 10] or polyvinylidene fluoride (PVDF) [11-13],
The report also said the HP fuel pumps from both engines of the Boeing 777 had "unusual and fresh cavitation damage to the outlet ports consistent with operation at low inlet pressure".
Figure 2 shows micrographs of cavitation damage and advanced damage of microcracks from a failed long seam bend [4, 5].
Cavitation - cavitation damage associated with lubricant flows in dynamically loaded journal bearings, industrial stretching flows such as fibre spinning and the potential formation of cavitation bubbles.
The first technical director of the Ductile Iron Society, he worked for the British Ministry of Munitions and the International Nickel Co He is recognized for his promotion of the development of NiBral for ship propellors, which reduced cavitation damage on the U.