Though it was an Efficient Design > 자유게시판

• 목록
• 답변
• 글쓰기
• 게시판 리스트 옵션
  • 수정
  • 삭제

An electric mild, lamp, or gentle bulb is an electrical device that produces mild from electricity. It is the commonest type of synthetic lighting. Lamps often have a base made of ceramic, metallic, glass, or EcoLight solutions plastic that secures them within the socket of a light fixture, which can be generally referred to as a 'lamp.' The electrical connection to the socket may be made with a screw-thread base, two metallic pins, two steel caps or a bayonet mount. The three principal categories of electric lights are incandescent lamps, which produce mild by a filament heated white-sizzling by electric present, fuel-discharge lamps, long-life LED which produce gentle by the use of an electric arc through a gasoline, akin to fluorescent lamps, and LED lamps, which produce gentle by a movement of electrons throughout a band hole in a semiconductor. The energy effectivity of electric lighting has considerably improved since the first demonstrations of arc lamps and incandescent mild bulbs within the nineteenth century.

Modern electric mild sources are available in a profusion of sorts and sizes tailored to many purposes. Most fashionable electric lighting is powered by centrally generated electric energy, but lighting could also be powered by mobile or standby electric generators or battery systems. Battery-powered light is often reserved for when and where stationary lights fail, EcoLight solar bulbs typically in the form of flashlights or electric lanterns, as well as in vehicles. Before electric lighting became common within the early 20th century, folks used candles, gasoline lights, oil lamps, and fires. In 1799-1800, Alessandro Volta created the voltaic pile, the primary electric battery. Current from these batteries might heat copper wire to incandescence. In 1840, EcoLight solar bulbs Warren de la Rue enclosed a platinum coil in a vacuum tube and passed an electric present by it, thus creating one of the world's first electric gentle EcoLight solar bulbs. The design was based mostly on the idea that the high melting level of platinum would allow it to function at excessive temperatures and that the evacuated chamber would include fewer gasoline molecules to react with the platinum, bettering its longevity.

Although it was an efficient design, the cost of the platinum made it impractical for business use. William Greener, an English inventor, made vital contributions to early electric lighting with his lamp in 1846 (patent specification 11076), laying the groundwork for EcoLight solar bulbs future improvements similar to these by Thomas Edison. The late 1870s and 1880s have been marked by intense competition and innovation, with inventors like Joseph Swan within the UK and Thomas Edison in the US independently developing practical incandescent lamps. Swan's bulbs, based on designs by William Staite, LED bulbs for home have been successful, however the filaments had been too thick. Edison worked to create bulbs with thinner filaments, resulting in a better design. The rivalry between Swan and Edison finally led to a merger, forming the Edison and Swan Electric Light Company. By the early twentieth century these had completely changed arc lamps. This innovation became a regular for incandescent bulbs for a few years. In 1910, Georges Claude launched the first neon mild, paving the way for neon signs which might become ubiquitous in advertising.

In 1934, Arthur Compton, EcoLight solar bulbs a renowned physicist and GE advisor, reported to the GE lamp department on successful experiments with fluorescent lighting at Basic Electric Co., Ltd. Nice Britain (unrelated to Basic Electric within the United States). Stimulated by this report, and with all of the key parts accessible, EcoLight solar bulbs a crew led by George E. Inman constructed a prototype fluorescent lamp in 1934 at Basic Electric's Nela Park (Ohio) engineering laboratory. U.S. Department of Vitality. Compact fluorescent bulbs are additionally banned despite their lumens per watt performance due to their toxic mercury that can be released into the house if damaged and EcoLight smart bulbs widespread problems with proper disposal of mercury-containing bulbs. In its fashionable form, the incandescent mild bulb consists of a coiled filament of tungsten sealed in a globular glass chamber, both a vacuum or filled with an inert gasoline corresponding to argon. When an electric present is related, the tungsten is heated to 2,000 to 3,300 K (1,730 to 3,030 °C; 3,140 to 5,480 °F) and glows, emitting gentle that approximates a steady spectrum.