breakdown

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breakdown

[′brāk‚dau̇n]
(electricity)
A large, usually abrupt rise in electric current in the presence of a small increase in voltage; can occur in a confined gas between two electrodes, a gas tube, the atmosphere (as lightning), an electrical insulator, and a reverse-biased semiconductor diode. Also known as electrical breakdown.
(metallurgy)
The initial process of rolling and drawing, or a series of such processes, which reduce a casting or extruded shape before its final reduction to desired size.
(petroleum engineering)
The amount of pressure required at the wellhead to rupture a formation during fracture treatment.
References in periodicals archive ?
In fact, 70% of all breakdowns investigated in the research involved cars registered before 2001.
Underwriting flexibility with multiple available coverage options is a crucial element to effectively providing comprehensive equipment breakdown coverage.
A head gasket failure, one of the most common causes of breakdowns, costs on average pounds 390 to repair, while an alternator failure typically costs pounds 285 to fix.
Work to date (11) indicates that particular tuberculosis spoligotypes are usually clustered in specific areas, implying that herd breakdowns are localized events originating from a relatively static reservoir.
It should find future failures before they manifest themselves as breakdown of equipment or a component.
Budlong said the AVTA's administrators were not informed by Laidlaw about the frequency of breakdowns or about complaints phoned in by irate riders.
Breakdowns, according to this view, concentrated in the idle loafers at the top and bottom of society: "The great mass of humanity is sound and sweet because it works," as one doctor put it in l92O.
Breakdowns and downtime clog production, increase costs and leave a plant with idle personnel.
Small businesses need to know that they can be the unfortunate victims of noncovered comprehensive electrical breakdowns.
Plans were already under way for two new dispatch centers, one downtown and another in the San Fernando Valley, that would decentralize the city's emergency dispatch system, to diminish the likelihood of future breakdowns.
The findings, which are based on a 2006 survey of casting announcements, or "breakdowns," from Breakdown Services, a communication network and casting system, found that 69 percent of the roles were reserved for white actors and another 8.