Igwe ọkụ ọkụ LED filament bụ oriọna LED nke emebere ka ọ dị ka bọlbụ ọkụ incandescent ọdịnala nke nwere filament a na-ahụ anya maka ebumnuche nkesa na-egbuke egbuke, mana na arụmọrụ dị elu nke diodes na-enwu ọkụ (LED) .Ọ na-ewepụta ìhè ya site na iji filament LED, nke bụ eriri diode jikọtara usoro na-adị ka filament nke oriọna ọkụ.
Ha bụ kpọmkwem nnọchi maka ot doro anya (ma ọ bụ frosted) incandescent bulbs, dị ka ha na-mere na otu envelopes shapes, otu bases na dabara otu sockets, na-arụ ọrụ na otu ọkọnọ voltaji.They nwere ike iji maka ọdịdị ha, yiri nke ahụ. mgbe ọkụ na ìhè incandescent bọlbụ, ma ọ bụ n'ihi na ha obosara akụkụ nke ìhè nkesa, a 300 Celsius. Ha na-arụ ọrụ nke ọma karịa ọtụtụ ndị ọzọ Ikanam oriọna.
Ọ bụ Ushio LIighting mepụtara ụdị bọlbụ filament nke LED na 2008, bu n'obi iṅomi ọdịdị nke bọlbụ ọkọlọtọ.
Contemporary bulbs a na-eji otu nnukwu ikanam ma ọ bụ matriks nke LED agbakwunyere na otu nnukwu heatsink. N'ihi ya, ndị a bulbs a na-emepụta a doo naanị 180 degrees wide. N'ihe dị ka 2015, LED filament bulbs e ẹkenam site na ọtụtụ ndị na-emepụta ihe. ọtụtụ LED filament ìhè emitters, yiri ọdịdị mgbe ọkụ na filament nke a doro anya, ọkọlọtọ incandescent bọlbụ, na yiri nnọọ nkọwa na otutu njuputa nke mbido Edison incandescent bulbs.
LED filament bulbs e patented site Ushio na Sanyo na 2008.Pansonic kọwara a flat ndokwa na modul yiri filament na 2013. Abụọ ndị ọzọ onwe ha patent ngwa e gbara akwụkwọ na 2014 ma ọ dịghị mgbe e nyere.The mbụ gbara akwụkwọ patents gụnyere a okpomọkụ igbapu n'okpuru LEDs. N'oge ahụ, luminous arụmọrụ nke LEDs nọ n'okpuru 100 lm / W. Site na mbubreyo 2010s, nke a ebiliwo na nso 160 lm / W. The mfe linear regulator eji ụfọdụ dị ọnụ ala bulbs ga-eme ka ụfọdụ flickering na ugboro abụọ nke mains alternating ugbu a, nke nwere ike isi ike ịchọpụta, ma eleghị anya na-eme ka anya na-agba ọsọ na isi ọwụwa.
Oge nzipu: Feb-13-2023
