brownout

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brownout

[′brau̇n‚au̇t]
(electricity)
A restriction of electrical power usage during a power shortage, especially for advertising and display purposes.
An extinguishing of some of the lights in a city as a defensive measure against enemy bombardment.

brownout

1. To complete the application of a base-coat plaster.
2. The setting of base-coat plaster, which darkens, or browns, as it sets.
3. The dimming of lights as a consequence of a reduction of voltage furnished to a section of a city (or an entire city) by the electrical utility.

brownout

A lowering of AC power voltage for some period of time. Brownouts can be very harmful to electronic equipment if sustained for long periods. Brownouts can cause flickering or a dimming on screen, and the computer may experience intermittent problems as a result. See blackout.
References in periodicals archive ?
This exclusive MLO interview with Mike Stout, VP of Engineering at Falcon Electric provides valuable insight into how to keep the lab operating even with "dirty power," brown-outs, and power outages.
According to the survey, 70 percent of Americans are at least somewhat concerned that new EPA regulations to eliminate coal-powered electricity from the nation's energy mix, if approved, will also lead to electricity black-outs and brown-outs this summer.
In addition to providing electrical power to overcome power brown-outs, WorldWater's solar technology will enable Idyllwild to be the first water district to use solar power to operate its major wells and booster pumps, while providing additional cost savings and environmental benefits to our mountain community.
Without NYRI, New York State will find itself increasingly hostage to foreign sources of fossil fuel; increasingly threatened by brown-outs and black-outs which wreak havoc with our hospitals, schools, and businesses; and increasingly contributing to CO2 in the atmosphere and global warming," Singer continued.
This process allows these system supervisors to provide system protection from brown-outs, power loss and decaying power supplies (commonly found in battery applications).
Without a state bail-out, the prospects increase significantly for black-outs or rotating brown-outs and the disruption of gas supply serving the more than one million electric and 800,000 natural gas customers of Ameren Illinois utilities.
SatCon's Rotary UPS is designed to provide both high-quality power during normal operation and to prevent any interruption of electricity to critical manufacturing, information, or service operations in case of power grid failures such as black-outs and brown-outs.
Prior to the installation of Franek Technologies' instrumentation-specific power protection, the LNG had experienced multiple power fluctuations and outages caused by brown-outs and black-outs.
The new software, called the Converged Network Analyzer, improves communications over multi-vendor wide area networks (WAN), and helps avoid network brown-outs, that is, disruptions in IP communications.
This switch can operate over the full wavelength range of 1290 nanometers to 1610 nm, operate independent of signal transmission data rates and signal protocol, and latch in place, which means it will remain functional during electrical brown-outs or blackouts.
The seminar will also teach attendees how defend their designs against failure due to power management issues, including as brown-outs, power spikes, and slow power on- and off-ramps.
The consequences of this lack of transmission capacity subject many customers to power brown-outs and in some cases black-outs as power systems are unable to respond to load requirements.