Sentences with phrase «by alternating currents»

Just as importantly, his work on the distribution of electricity led to the world's first power plant in New York City (though his technology choice, direct current (DC), was eventually surpassed by the alternating current approach (AC) championed by rival inventor, Nikola Tesla).

Not exact matches

These sorts of clocks keep time by counting the number of oscillations in the alternating current they receive, which also powers them; in other words, the number of times the flow of electricity changes directions every second.

An inverter converts direct current (DC) electricity into the alternating current (AC) used by the lights, appliances and devices in a home.

Thomas Edison was an early and eager advocate of electrocuting criminals using alternating current — the system promoted by his rival George Westinghouse.

A power inverter can make the conversion to AC, but a typical inverter with the required capabilities contains about 300 pounds of material: a computer to change the frequency of alternating current as motor speed changes, massive switches, and cooling equipment to dissipate the heat generated by the heavy current.

To see whether they could induce lucid dreams by triggering certain brainwaves, her team turned to transcranial alternating current stimulation.

By tapping into the random fluctuations of the carbon atoms that make up graphene sheets, the scientists can generate an alternating current strong enough to indefinitely power a wristwatch.

Westinghouse prefers the alternating current, and demonstrates his method's versatility by providing light to Great Barrington, Mass., from a mile away.

It will be based on DC's Flashpoint comic book crossover series from 2011 - written by current DC Films co-chief Geoff Johns - which follows Flash as he travels back in time and prevents the Reverse - Flash from murdering his mother, thus sending the entire DC Universe into an alternate timeline, known as Flashpoint, in which the Amazons and Atlanteans are at war, Kal - El never became Superman, and Thomas Wayne was Batman, amongst other things.

You thought Nikola Tesla was only good for alternating current and being represented by David Bowie?

Edison championed the use of a direct current for electric power distribution over an alternating current, which was backed by several European companies and Westinghouse Electric.

Space limits an extended discussion here, but we note two conclusions from a 2012 article by Economic Policy Institute researcher Monique Morrissey, who explains that «the logical implication of Richwine and Biggs's [pension] position is that public employers and taxpayers would be indifferent between current pension funding practices and investing in Treasury securities, even though this would triple the cost of pension benefits» and that R & B «selectively alternate between the cost of benefits to employers and the value to workers, and inappropriately equate the latter with the often much higher cost to individuals of obtaining equivalent benefits.»

Our mission statement: eAchieve Academy provides a quality education for a wide variety of students by offering alternate solutions to traditional schooling utilizing current Internet technologies and proven teaching practices implemented by a team of professionals.

Consider aternating the two flasher lamps by controlling a relay coil with the flasher and using the NO, NC contacts to alternate the load, current will be halved and will also be more constat as one switches of as the other turns on with only the one inrush current causing the voltage dip.

The alternating current is converted into direct current by the on - board power electronics and the battery is charged with an output of up to 11 kW kilowatts.

The V12 engine is controlled by an innovative alternating current ignition system and also boasts advanced ion flow sensing used in this engine for the first time worldwide.

The story of Injustice involves an alternate reality of the current universe, where Superman is tricked into killing Lois Lane and his unborn child by the Joker, which simultaneously triggers a bomb blowing up Metropolis.

With the help of various household chemicals and 15,000 volts of alternating current applied directly to the film, Stearns has created abstracted images showing arcs that swell across the surface, created by burning holes and igniting the film.

In the current show at Boone (where recent excursions into the art of Peter Saul, the late Ed Paschke and now Bernstein, have turned the gallery into something of a haven for the veteran mavericks of American painting), each canvas is lit by two pairs of alternating white and ultraviolet spotlights, so that you are looking at the colors the artist actually mixed, but heated to a discreetly hyper - pigmented buzz.

The first part assesses the current state of the human rights debate in essays and philosophical reflections; the second collects contributions by various international human rights activists, in which gripping testimonies and historical reconstructions alternate with socio - political analyses; and the third reproduces a selection of artworks.

In addition to these performances and sales, attendees are invited to see the current exhibitions from The Menil Collection, the Watercolor Art Society — Houston and the Houston Center for Photography; as well as attend youth art workshops from Southwest Alternate Media Project (SWAMP), Friends of Mandell Park and Aurora Picture Show; film screenings with Aurora Picture Show and SWAMP; watermedia demonstrations by Watercolor Art Society — Houston; and creative writing tours with Writers in the Schools.

Assuming wind power was the primary driver of the expansion and increased from 27 GW in 2012 to 51 GW by 2020, at minimum, 4,400 km of existing lines would need to be optimized and 3,800 km of power lines (1,700 km of new alternating current and 2,100 km of new direct current) would need to be built.

The CVSR Estimated Maximum Array Footprints shown in Table 2 - 2 can be used to estimate the size of each array by allocating the 250 MWac (MegaWatt Alternating Current) system capacity evenly across the area under the solar trackers.

So focusing on cleaner more efficient uses of current energy reserves while moving into newer alternate energies would be leading by example not decree, generally a more rational approach.

As you likely know, solar cells produce direct current (DC) electricity, which is then converted to alternating current (AC) electricity by an inverter.

HVDC technology can move more power over longer distances with less electrical loss than alternating current (AC) transmission routes; by doing so, HVDC transmission preserves land resources and maximizes clean energy availability.

Most REDD initiatives have worked at the local level only, usually by providing alternate income streams for the rural poor, but the current trend is towards more ambitious efforts that cover entire jurisdictions and harness carbon finance to purge deforestation from corporate supply chains.

Manitoba partially resolved this problem by adopting the Russian system of reducing line loss by converting Alternating Current (AC) to Direct Current (DC), transmitting as DC then reconverting to AC at the point of need.

The trailer was outfitted by a local company, Aegis Solar Energy, whose Chris Lenda told WTNH, «We put some panels on the roof of his trailer, and an inverter that turns that into alternating current, and just regular plugs in the trailer, and he can line up all his chargers, plug»em in, and keep all his batteries charged up all the time.»

The power innverter in an electric car is used to «convert» the direct current, or DC power provided by the battery pack into an alternating current, or AC power, which then drives the electric motors that propel the vehicle.

Relationships Scotland is calling for more families to be made aware of mediation as an alternate route to court action and, off the back of our manifesto, we are asking for a change to the current law to make this happen We are encouraged by the support shown in response to media coverage on the issue in the Herald, on BBC Radio Scotland, in the Courier, Third Force News and the Journal of the Law Society.

In addition to the rooftop panels, the project includes inverters to convert electricity generated by the modules from direct to alternating current, as well as utility - grade meters with remote monitoring capabilities.