Kodi chikasu cha LED ndi chiani?

Kodi chikasu cha LED ndi chiani ?

Mawaso achikasu ndi zida semiconductor yomwe imawunika chikasu pomwe magetsi amadutsa nawo, anthu ena amatchulanso ngati 590nm. Kutsogozedwa wachikasu kumatha kuchitika mtundu wa ku Fred ndikuchokera, ndipo mu phukusi la SMD, titha kupanga ndi mtundu wokhazikitsidwa. Ndi amodzi mwa zigawo zomwe zimagwiritsidwa ntchito kwambiri, kupereka mapulogalamu osiyanasiyana m'minda yosiyanasiyana kuphatikiza magetsi, kuyatsa, kumawonetsa, ndi zina zambiri. Mu chitsogozo chokwanira ichi, tifufuza kapangidwe kake ndi ntchito ya zisoti zachikasu mwatsatanetsatane.

Kupanga kwa madandaulo achikasu

Mawaso achikasu, monga ma LED ena, amakhala ndi zigawo zingapo zazikuluzikulu zomwe zimagwirira ntchito limodzi kuti apange kuwala kwachikaso. Zigawo zikuluzikulu za korona wachikasu ndi:

a. Zida za Semiconductor: Mtima wachikasu ndi semiconductor zinthu, zomwe zimapangidwa ndi gallium arsenam phosphide (Gaasp). Pawiri izi zimalola kuti mpweya ukhale wachikasu pomwe magetsi amagwiritsidwa ntchito.

b. PN Junction: Chigawo cha semiconductor chimawonetsedwa kuti chikhale cholumikizira. Izi zimapanga malire pakati pa zigawo ziwiri za Semicoctor, ndiye dera la P-mtundu wa N-L. Kulumikizana kwa PN ndikupangidwira zodetsa mu semicoctor zinthu, ndikupanga ndalama zowonjezera (mtundu) kapena zolipiritsa) m'magawo ena.

c. Ma electrodes: Kulumikizana kwa PN kumalumikizidwa kwa electrodes awiri, mawonekedwe (abwino) ndi kutchinga (zoipa). Ma electrode awa amapangidwa ndi chitsulo owonetsa zitsulo monga golide, siliva, kapena aluminium, ndipo amalola kuti nthawi ino ikhalepo.

d. Zowunikira: Kuteteza semiconductor to stactuctoct zakuda ndikuwonetsetsa kuti nthawi yayitali, madambo achikasu nthawi zambiri amakhala okhazikika mu mawonekedwe owoneka bwino kapena translucent opangidwa ndi epoxy. Phukusili limachitanso za mandala, kuyang'ana ndikuwongolera kuwala kotulutsidwa moyenera.

Ntchito ya madambo achikasu

Mawaso achikasu amagwira ntchito pa Electurence, komwe kumakhala kopepuka pomwe magetsi amadutsa mu semicotoct zinthu. Ntchito ya mawebusayiti achikasu titha kufotokozedwa motsatira:

a. Bwenzi Lamtsogolo: Mphamvu ikamagwiritsidwa ntchito pa PNGER PANSI YA PANSI YA PRORY yotsogola (magetsi oyandikana nawo) omwe amagwiritsidwa ntchito ku Catode), kumapanga kukondera kwamtsogolo. Izi Bias imalola kutuluka kwa masiku ano kudzera kutsogolere.

b. Kubwezeredwanso: Kubwezera izi kumayambitsa mphamvu mu mawonekedwe a zithunzi.

c. Kuwala kwachikaso: mphamvu ya mphamvu ya gallium ya gallium warnide phosphide (Gaasp) Semicoctoctor imafotokoza bwino za kuwala. Pankhani ya matope achikasu, mphamvu ya mphamvu ya magetsi imafanana ndi kuchuluka kwa mafunde pafupifupi 570 mpaka 590 nanometers, zomwe zimapangitsa kuti mpweya wachikasu ukhale.

d. Mphamvu ya Mphamvu: Mphamvu yosintha mphamvu yamagetsi kuwunika ndi mawonekedwe ofunikira pakuwongolera matope achikasu. Kuchita bwino kambiri kumatanthauza kuchuluka kwa ma elekitiro ndi mabowo omwe amayambiranso kuti atulutse. Kuchita bwino kwambiri kumawonetsa kutulutsa koyenera komanso kutaya mphamvu pang'ono mumoto.

e. Unyolo: Phukusi la chikasu la chikasu limatenga gawo lalikulu posankha malangizo a kuwala. Maonekedwe, kukula, ndipo mapangidwe a phukusi amathandizira ngodya pomwe Kuwala kumatulutsidwa, kulola kuwongolera bwino ndikuwunika kuwunikira.

Ntchito za madambo achikasu

Mawaso achikasu amapeza mapulogalamu osiyanasiyana chifukwa cha mawonekedwe awo ndi kusiyanasiyana. Zina mwazomwe zimagwiritsidwa ntchito zikuphatikiza:

a. Magulu a Magalimoto: Mawada achikasu amagwiritsidwa ntchito kwambiri m'magetsi owoneka bwino, omwe amawonetsa zizindikiro zowoneka komanso zowoneka kuti akuyendetsa madalaivala ndi oyenda. Kuwala kwambiri, kugwiritsa ntchito mphamvu zochepa, ndipo nthawi yayitali ya madambo achikasu zimawapangitsa kukhala chisankho chabwino pazamalonda.

b. Zipangizo zamagetsi: Madandaulo achikasu nthawi zambiri amapezeka pazida zosiyanasiyana zamagetsi, kuphatikiza zida zamagetsi, zida zamagetsi, ndi zida zamagetsi. Amakhala ngati magetsi oyandikana, akuwonetsa kuti amagwira ntchito kapena kupereka ndemanga zowoneka kuti agwirizane ndi kuyanjana.

c. Onetsani mapanelo: madandaulo achikasu amagwiritsidwa ntchito powonetsera ndi zojambula, monga mawonekedwe a Altnumeric, ndipo magawo asanu ndi awiri. Amatipatsa mawonekedwe abwino, kusiyana kwakukulu, ndi mphamvu mwamphamvu, ndikuwapangitsa kukhala oyenera ntchito kuyambira pazinthu zazing'ono zamagetsi kumayiko ena akuluakulu.

d. Kuwala kwa Magalimoto: Madambo achikasu amagwiritsidwa ntchito mu makina owunikira magalimoto, monga kutembenukira chizindikiro, magetsi, komanso kuyatsa. Amalimbikitsa kuoneka, chitetezo, ndi zolimba pamene mukuwononga mphamvu yochepera poyerekeza ndi mababu achikhalidwe.

e. Kuwala Kokongoletsa: Kuwala kwachisanu ndi chofunda chikasu Kuwala komwe kumapangitsa ndi mawebusawesi achikasu kumagwiritsidwa ntchito kwambiri pakupanga magetsi okongoletsera. Izi zitha kuphatikizira zokongoletsera za tchuthi, kuyatsa panja, kuyatsa magome omanga, komanso kuwunikira.

f. Zovala zamankhwala Mtundu wotsimikizika wotsimikizika ndikusintha mphamvu yachikasu amawapangitsa kukhala oyenera mapulogalamu osiyanasiyana azachipatala.

g. Kuwala kwa Hurteculture: M'zaka zaposachedwa, madandaulo achikasu apeza mapulogalamu omwe ali ndi mapulani oyatsira a Horticulal. Mapulogalamu enaake omwe adapangidwa ndi madambo achikasu amatha kulimbikitsa kukula kwa mbewu, maluwa, ndi zipatso, zimapangitsa kuti akhale othandiza munyumba yolima dimba komanso kulima malonda.

Ubwino ndi Zofooka za Madambo Achikasu

Mawaso achikasu amapereka zabwino zambiri pazamitundu yopepuka yowunikira, kuphatikizapo:

a. Mphamvu Zogwira Ntchito: Mawaso achikasu amakhala othandiza kwambiri, kusintha gawo lalikulu la mphamvu zamagetsi kukhala kuwala kowoneka. Amafuna zogwiritsidwa ntchito zotsika poyerekeza ndi mababu achikhalidwe, zomwe zimapangitsa kuti magetsi a magetsi ndi ocheperako komanso a kaboni pang'ono.

b. Moyo wautali: Mawaso achikasu amakhala ndi moyo wautali poyerekeza ndi mababu a incandescent kapena fluorescent. Pafupifupi nthawi yayitali ya maola 25,000 mpaka 50,000, madandaulo achikasu amafuna kuti azisintha pafupipafupi, kuchepetsa ndalama zokonza komanso zosokoneza.

c. Nthawi yomweyo pa / Off: Mawaso achikasu ali ndi nthawi yoyankha mwachangu, nthawi yomweyo amasintha ndikuchokapo pomwe izi zikugwiritsidwa ntchito kapena kuchotsedwa. Izi zimawapangitsa kukhala oyenera ntchito zomwe zimafunikira kuwongolera kofulumira komanso kolondola.

d. Kukhazikika: Mawaso achikasu amakhala olimba komanso osalimbana ndi magwero, kugwedezeka, ndi mitundu yosiyanasiyana poyerekeza ndi magwero am'madzi. Amakhala okonda kuwonongeka, kuwapangitsa kukhala oyenera m'malo okhala ndi malo okhala.

e. Kusinthasintha kusinthika: Mawaso achikasu amabwera osiyanasiyana, kukula, ndi maphukusi, kulola kuti asinthe mu mapulogalamu osiyanasiyana. Amatha kuphatikizidwa mosavuta kukhala ozungulira komanso mabwalo osiyanasiyana apakompyuta kapena zokutira zowunikira.

Ngakhale ndi zabwino zambiri, matikiti achikasu ali ndi malire:

a. Spectrow Spectrum: Mawaso achikasu amawunikira pang'ono pang'onopang'ono, zomwe zimapangitsa mawonekedwe ocheperako poyerekeza ndi magwero oyera oyera. Kuchepetsa kumeneku kumaletsa kugwiritsa ntchito ntchito zomwe zimafunikira mtundu wowonjezera kapena mtundu wolakwika.

b. Kutsika kwamphamvu kwambiri: Madambo achikasu nthawi zambiri amakhala ndi mphamvu yotsika poyerekeza ndi ma ads oyera. Kutembenuka kwa mphamvu zamagetsi kuwunikira sikuwoneka bwino, komwe kumatha kuchititsa kuchepa kwambiri.

c. Mtengo wokwera: Ngakhale mtengo wa maARDS achikasu adachepa kwambiri pazaka zonsezi, adakali okwera mtengo kuposa njira zowunikira. Komabe, kuchuluka kwa mphamvu yayitali komanso mphamvu ya mphamvu zachikasu nthawi zambiri kumalipira ndalama zoyambirira.

Zochitika Zamtsogolo ndi Kafukufuku

Gawo laukadaulo waukadaulo limatuluka mosalekeza, ndipo ofufuza amafufuza zinthu zatsopano, zomangidwa, ndi masitedwe opanga kusintha mphamvu, yowala, komanso mitundu yamitundu yambiri. Kafukufuku wina wopitilira komanso zomwe zikuchitika mtsogolo zokhudzana ndi madandaulo achikasu ndi:

a. Kupititsa patsogolo bwino kwambiri: Asayansi akuyesetsa kukulitsa zida zatsopano za semiconductor ndikumalimbikitsa kapangidwe kake ndi kapangidwe ka matontho kuti zikuwongolera mphamvu zawo. Kafukufukuyu akufuna kukulitsa kutembenuka kwa mphamvu yamagetsi kuwunika ndikuchepetsa mphamvu zakuwonongeka.

b. Utoto wa utoto: Dongosolo la Utoto (CRI) ndi muyeso wa momwe kuwala kowuma kumabalanso mitundu ya zinthu zofanizira ndi kuwala kwachilengedwe. Ofufuzawo akuyesetsa kukonza zida zachikasu kuti zitheke bwino kukhulupirika ndi kubereka kolondola.

c. Mitundu yonse: Ngakhale madambo achikasu amawunikira pang'ono pang'onopang'ono, ofufuzawo akuwunika kukula kwa ma LED omwe amatha kuyatsa mtundu wokulirapo. Izi zitha kutsegula mwayi watsopano wa mapangidwe owunikira, owoneka bwino, komanso njira zowonekera.

d. Kuundana Kwabwino: Kuphatikiza kwa matope achikasu ndi njira zowunikira zanzeru komanso pa intaneti za zinthu (iot) ukadaulo ndi gawo lofufuzira. Izi zimaphatikizapo kukula kwa zida za LED zomwe zitha kulamulidwa kutali, sinthani mtundu ndi mphamvu mwamphamvu, komanso muzicheza ndi zida zina kapena zomvera.

e. Madongosolo osinthika ndi Organic: Kukula kwa mawebusayiti osinthika ndi gawo linanso lokomera kafukufuku wochitidwa. Mawaso achikasu osinthika amatha kuphatikizidwa pamalo opindika, zida zolemetsa, komanso zowunikira zowunikira. Mawasi achikasu opangidwa, kutengera mankhwala opangira nyama, amapereka njira yothetsera mtengo wotsika mtengo, malo oyatsira malo akulu.

Pomaliza, madandaulo achikasu ndi zida semiconductor omwe amatulutsa kuwala kwachikasu pomwe magetsi amadutsa. Amakhala ndi gawo la PN. Mawaso achikasu amapeza mapulogalamu omwe ali m'magulu amsewu, zida zamagetsi, zowonetsera zamagetsi, zowunikira zamagetsi, kuwala kokongoletsa, zida zamankhwala, ndi magetsi owunikira. Amapereka zabwino monga mphamvu zolimbitsa thupi, nthawi yayitali, nthawi yoyankha mwachangu, kukhazikika, komanso kusinthasintha. Kafukufuku wopitilira akufuna kupititsa patsogolo mphamvu, kutanthauzira kwa utoto, ndikuwonjezera mtundu wa mawebusayiti achikasu, komanso kufufuza njira zatsopano, komanso madabwa adongosolo. Mawaso achikasu akupitabe patsogolo mu gawo lakuwala ndikuwonetsa, ndikuthandizira kukonza mphamvu, kupanga zopatsa chidwi, komanso zowona zowona.