Na fasahar, Lantarki
A diode fitilar - nan gaba na lighting?
Light diodes - a low-ƙarfin lantarki electroluminescent na'urorin abin da emit haske a lokacin da electrons wucewa ta cikin na farko pn-maha? Ar. Light watsi faruwa a lokacin da allura ta cikin pn-jamsin na cikin 'yan tsirarun dako. A diodes za a iya kore DC, AC da kuma bugun jini irin ƙarfin lantarki.
A diode fitilar hada da wani anode da wani cathode. An anode domin janyo hankalin electrons, wanda allocates wani cathode, da anode ne ko da yaushe amfani da kyau ƙarfin lantarki. By ake ji wani wutar lantarki da fitilar lambobi tsakanin anode da cathode wani lantarki filin, yana taimaka electrons jefarwa daga cathode (wadannan sune ake kira free electrons) matsawa wajen anode. A halin yanzu, LED fitilu - shi ne mafi alamar shugabanci na ci gaban lighting da haske kafofin. Diode fitilu maye gurbin Lagwani da halogen, fara yin gasar ko da makamashi mai inganci.
A diode fitilar na da amfani ko rashin amfani. Its main amfani ne low ikon amfani. Shi ne game da goma sau da ƙananan fiye da na wani Lagwani fitilar, kuma shi ne game da uku sau da ƙananan fiye da abin da na kyalli. A kananan lantarki amfani domin da ikon diode fitilar ne quite low.
Ƙarara a LED fitilu fiye da abin yabo. Babban hasara ne sosai high price. Alal misali, iyali diode fitilu na 9-10 W za kudin har zuwa 2000 rubles, da kuma ofishin irin (rufi "Armstrong") - daga 5000 rubles. Na biyu aibi ga manufacturer zuwa 100 000 sa'o'i na ci gaba da aikin a yi nuna wani yawa karami lokaci na aiki. Wannan shi ne domin akwai wani crystal LED ƙasƙanci sakamako. A manufacturer kuma samar da wani garanti a kan su kayayyakin 3-5 shekaru. Ganin cewa diode fitilar biya kanta a shekaru 5, za ka iya rasa your kudi. A ci gaba da hasara ne kunkuntar haske watsi bakan da m.
LED fitilu da aka yi amfani da a cikin mota masana'antu. Tun cikin shekaru 1990s, mota masana'antun fara amfani da LEDs a mota headlamps a birki fitilu, shugabanci Manuniya, a size, a cikin haske daki da kuma gaban mota da dai sauransu. A diode fitilar ga wani abin hawa da daban-daban luminescence bakan: .. Daga ja zuwa blue. Yanzu, da yawa masana'antun sarrafa motoci a daban-daban model na high quality LEDs, wannan yana buɗewa babban yiwuwa ga kunna inji.
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