Meanwhile, flying prototypes of aircraft powered by alternative fuels, such as ethanol, electricity, and even solar energy, are becoming more common and may soon enter the mainstream, at least for light aircraft.

In current cogeneration systems small gas turbines or stirling engines powered from natural gas produce electricity and their exhaust drives an absorptive chiller.

Early buses, known as trolleybus, were powered by electricity supplied from overhead lines.

Depending on local circumstances and tradition they may be powered either by diesel engines located below the passenger compartment ( diesel multiple units ) or by electricity picked up from third rails or overhead lines ( electric multiple units ).

Automatically opening doors are powered open and closed either by electricity, spring, or both.

Small electricity generators are often powered by reciprocating engines burning diesel, biogas or natural

The boat is powered by electricity and operates under the urban bus system tariff.

Then with the dawn of new technologies such as electricity, the telegraph, and new forms of powered transportation, writers including Jules Verne and H. G. Wells created a body of work that became popular across broad cross-sections of society.

To prevent the complete loss of instrumentation in the event of an electrical failure, the instrument panel is deliberately designed with certain instruments powered by electricity and other instruments powered by the vacuum source.

While a significant majority of water vessels are powered by diesel engines, with sail power and gasoline engines also remaining popular, boats powered by electricity have been used for over 120 years.

Valmont, Lindsay, Reinke, and Pierce Corporation all manufacture systems powered by 480 volt electricity.

Also in the late 19th century, the automobile was being developed, and in addition to horse-drawn models, early 20th century ambulances were powered by steam, gasoline, and electricity, reflecting the competing automotive technologies then in existence.

A salamander is a culinary broiler characterized by very high temperature overhead infrared heating elements which may be powered by either electricity or gas.

All of Greenland's electricity is powered by the government owned company Nukissiorfiit, that has a monopoly on the electricity in Greenland.

Fusion powered electricity generation was initially believed to be readily achievable, as fission power had been.

Most milking machines are powered by electricity but, in case of electrical failure, there can be an alternative means of motive power, often an internal combustion engine, for the vacuum and milk pumps.

Meanwhile, flying prototypes of aircraft powered by alternative fuels, such as ethanol, electricity, and even solar energy, are becoming more common.

*** Brushless DC motor, a synchronous electric motor which is powered by direct current electricity and has an electronically controlled commutation system, instead of a mechanical commutation system based on brushes

While today circular saws are almost exclusively powered by electricity, larger ones, such as those in " saw mills ", were traditionally powered by water turning a large wheel.

In 1908 PPG built a new factory powered by steam generated, direct current electricity.

However, 80 % of FDI continues to go to only four sectors: electricity, gas, water and mining.

A battery ( electricity ) | battery of four water-filled Leyden jars, Museum Boerhaave, Leiden

The lower power station has four water turbines which can generate 360 MW of electricity, an example of artificial energy storage and conversion.

Renewable energy replaces conventional fuels in four distinct areas: electricity generation, hot water / space heating, motor fuels, and rural ( off-grid ) energy services:

Most energy is also generated from imported oil, leading to electricity costs four to five times higher than the U. S. mainland.

The I – V curve s of four devices: Two resistor s, a diode, and a Battery ( electricity ) | battery.

The current-voltage characteristic s of four devices: Two resistor s, a diode, and a Battery ( electricity ) | battery.

A short time later, in 1957, under the pretext that the water at Pearce Lake was contaminated, the municipal authorities moved them to a site adjacent to John Lake, some four miles ( 6 km ) north-north-east of Schefferville, where they lived without benefit of water sewage, or electricity, and where, despite their hopes in coming to Schefferville, there was no school for their children and no medical facility.

It also has four winter units with a center lodge equipped with wood stoves, refrigerators and electricity and four 8-man lean-tos.

Alcoa Power Generating continues to generate electricity using four area dams and is working to find new uses for the plant site.

In 1911 residents supported two banks, a newspaper, electricity and telephone service, four grocers, two hotels, four general stores, among many other businesses and professionals.

In quick succession, the laboratory designed and built Chicago Pile 3, the world's first heavy-water moderated reactor, and the Experimental Breeder Reactor I, built in Idaho, which lit a string of four light bulbs to produce the world's first nuclear-generated electricity in 1951.

In 2006, four 100 m high windturbines were built to provide electricity to the Celanese factory.

In Europe, electricity is normally distributed for industry and domestic use by the three-phase, four wire system.

In some special cases, producing households may be paid up to four times the standard electricity rate, but this is not common.

The lower power station has four water turbines which generate 360 MW of electricity within 60 seconds of the need arising.

Atop the gate are eight panels of bas-relief figures: four nude men representing the disciplines of law, letters, medicine, and mining, and four nude women representing the disciplines of agriculture, architecture, art, and electricity.

Inflatables come in various sizes, commonly four feet or 1. 2 meters tall ( operated with a low-voltage DC power supply and a computer fan ), and six or eight feet ( 1. 8 to 2. 4 meters ) tall, running directly from AC mains electricity.

In March 2004, a grand jury returned a six-count indictment against Reliant Energy Services, Inc. and four of its officers — Jackie Thomas, a former vice president of Reliant's Power Trading Division ; Reggie Howard, a former director of Reliant's West Power Trading Division ; Lisa Flowers, a term trader for Reliant's West Power Trading Division ; and Kevin Frankeny, Reliant's manager of western operations — for their alleged role in the California electricity crisis.

The present electricity market in the UK was built upon the breakup of the CEGB into four separate companies in the 1990's.

The parish encompasses four electricity industry sites: Dungeness A & B Nuclear Power Stations, a substation of the National Grid, and a former static inverter plant used by the HVDC Cross-Channel between 1961 and 1984.