LED Data Measurement Method Daquan

1. Vhidhiyo: Lighting diode (LED) semuviri uri kubuda, une high electro -optic effect, vhoriyamu shoma, hupenyu hurefu, low voltage, simba rekuchengetedza uye kuchengetedza kwezvakatipoteredza, nezvimwewo, ndiyo yekutanga sarudzo mudziyo wechizvarwa chitsva chekuvhenekera. Kukura kwema LED kwakagamuchirwa netafura yenyika, uye zvigadzirwa zvitsva nehunyanzvi hutsva zvakaturikidzana. Mumakore achangopfuura, midziyo ye LED yakakura, kushanda kwechiedza kwakaramba kuchiwedzera, uye kupenya kuri kuramba kuchiwedzera. Iye zvino, ma LED akawana kushandiswa kwegore-pa-gore kushandiswa, kunyanya kusingagumi mberi kwechiedza chichena che LED teknolojia, zvichiita kuti zvishoma nezvishoma zvizivikanwe mumunda wekuvhenekera. Kukura kwemidziyo ye LED kunoratidzwa muMufananidzo 1. 2. LED basa musimboti: Mwenje diode (LED) mudziyo wakasimba unogona kushandura simba remagetsi kuita optical simba. Mamiriro ayo anonyanya kuumbwa nePN chips, maelectrodes uye optics masisitimu akadai sePN machipisi, maelectrodes, uye optics masisitimu. Nheyo yehwaro hwe LED inzira yekutendeuka kwe electro-light. Kana kudzvinyirirwa kwakanaka kwakarerekera kuchiiswa kumigumo miviri yePN knot, nekuti PN chegumi chesimba chadzikira, mutero wakanaka wenzvimbo yeP uchasiyaniswa kuN. Musiyano wakapararira, panguva imwe chete, unoumba murwi wenharo isina kuenzana munzvimbo mbiri. Nekuti jekiseni diki rekutakura rinoitika mune yazvino harina magumo, iyo isiri-yakaenzana isina chinhu acupoint inobaiwa munzvimbo yemutengo inofanira kusanganiswa neelectron munzvimbo yekutungamira. Radiation, iyo yakaipisisa simba remagetsi uye mubako, iyo yakakwirira ye photon simba inoitika, iyo yakakwirira simba rinoitika. Uremu hwesimba hwakasiyana, kuwanda uye wavelength yechiedza zvakasiyana, uye ruvara rwechiedza chekupindura ruchasiyana. Nheyo yebasa re LED inoratidzwa muMufananidzo 2. Mutengo wemhando yemwenje we LED 3, mwenje wemwenje we LED 3.1 Chiedza chinoyerera: mwenje unoyerera huwandu hwechiedza chinoburitswa panguva yemwenje sosi, ndiko kuti, simba remwaranzi (kana radiation flux) inogona kutapukirwa nehurongwa hwekuona kwemaziso. Chiratidzo che optical flux ndeye φBoki racho riri kugara (LM). Kutevera spectral radiation flux φ(( λ), Kubva pane inotevera fomula, huwandu hwechiedza flux: φ= Km φ(( λ) GV (GV ( λ) Of λMumufananidzo, V (V) λMushonga —Zvichienderana spectral chiedza chiono; km —Husiku hwakanyanya kukosha kweradiation spectral light vision, iyo unit ndeye LM/W. Muna 1977, kukosha kweKM kwakasimbiswa neInternational Metrology Commission ye683LM/W ( λM = 555 nm. 3.2 Kusimba kwechiedza: Kupenya kwechiedza chechiedza pane chakapihwa chakanangana neI ndicho chinovheneka flux D. φKunze kweiyi matatu-dimensional kona D ωBhizinesi, kureva,: I = Chikwata chechiedza chinobudisa simba ndeye Kandera (CD), 1cd = 1LM/1SR. Huwandu hwechiedza chechinangwa chenzvimbo yenzvimbo ndiko kuyerera kwechiedza. 3.3 Kupenya: Kupenya L pane imwe nzvimbo paPfupi yeChiedza Chitubu ndiko kusimba kwakajeka kweDS DS pane chinangwa chakapihwa. Bhizinesi, ndiko kuti,: L = The unit is Cantra per square metre (CD/M2). Kana iyo ratidziro yemwenje inobuda yakamira nechinangwa chekuyera, ipapo COS θ= 1. 3.4 Kureruka: Kupenya E kweOngororo ndiko kuyerera kwechiitiko padanho redoti. φUyezve. Ndiko kuti: E = Chikwata iLx (LX), 1LX = 1LM/M2. 3.5 Mamwe maparamendi: Ma LED emwenje ma paramita anosanganisirawo: ma spectral, mavara ekubatanidza, main wavelengths uye kuchena kwemavara, kupisa kwemavara uye inoenderana tembiricha yemavara, kupa kwemavara, mavara ekupa index, nezvimwe. 4. LED chiedza -ruvara kuyerwa kunoda 4.1 Dzivisa njodzi: LED yakasiyana nekuvhenekera kwechinyakare, ine hunhu hwechiedza chidiki sosi, kupenya kwepamusoro, nhete mwenje kubuda uye humwe hunhu. Kana iyo LED inoshandiswa munzvimbo yepasi, kana kona yechiedza isina kunyatsodzorwa, kupenya kwakasimba kuchaitika. Zvimwe zvakakwirira-kupenya kwe LED zvigadzirwa zvinotokonzera njodzi yechiedza chemwaranzi kumuviri wemunhu. Chiyero cheruvara rwechiedza chinogona kushandiswa kushandiswa kwakachengeteka kwe LED. 4.2 Kukurudzira kukura kwemidziyo ye LED: Chiyero chechiedza che LED chinogona kupa kuedza kunogona kupa mari yegore negore, iyo inogona kushandiswa seyero yekuongorora kwe LED chigadzirwa uye kana chiri kana kwete. 5. The light color measurement method ye LED 5.1 Measurement yeChiedza Flike 5.1.1 Points method: Edzai chiedza chakasimba che LED pane chimwe nechimwe chinangwa, uye woverenga izvi kukosha kwechiedza Kurapa. 5.1.2 Mapoinzi Bhora nzira: Mabhora epoinzi, anonziwo Lighting Bhora, igoko repasi rose. Isa white reflective layer mumadziro emukati, uye madziro emukati ebhora anopfurwa paavhareji. Chiedza chechiedza chinoitika pamadziro ebhora chinokwidziridzwa kubva padhigirii rechiedza rinoitika kakawanda rinoratidzwa chiedza. Inogona kuonekwa kubva pamusimboti wesainzi yakakosha. Kureruka kuri pabhora kunoenzanirana nechiedza chechiedza chinobva chiedza. Ratidza. Nekudaro, nekuda kwekusiyana kwechimiro chechimiro uye chimiro chechiedza chechiyero (sekugamuchira), mhinduro dzebvunzo dzinodiwa pakugadzirisa huwandu hwevhoriyamu. 5.1.3 2 πMuedzo wetatu-dimensional kona mwenje flux: Kune zvakare bvunzo marongero (sezvakaratidzwa mumufananidzo 5) paunenge uchibata vhoriyamu yevhoriyamu bhora, iyo inonzi bvunzo yekumberi kwemwenje flux kana. 2 πStereo corner light flux. Muedzo uyu hausi iwo wakazara mwenje flux ye LED, asi vanhu vanowanzo sanganisa neiyo yakazara mwenje flux yeyedzo LED. 5.2 Chiyero chechiedza chechiedza: Kuedza kwechiedza che LED, CIE-127 inogadzirisa nzvimbo mbiri dzekuedza, sezvinoratidzwa mumufananidzo 6 uye tafura. 5.3 Kupenya: Muedzo wekupenya kwe LED unoshandiswa mukuyedza kupenya kweiyo LED chip uye kuongorora kuchengetedzwa kwemwaranzi yemwenje ye LED. Muedzo unowanzo tora nzira yekufungidzira. Muedzo we chip unogona kuyerwa ne micro-imaging, sezvinoratidzwa mumufananidzo 7. 5.4 Chiyero chedhigirii: Kunyatsotaura, dhigirii yechiedza haigone kutorwa seye optical parameters ye LED. Nekuti kuvheneka kwenzvimbo chaidzo munzvimbo dzakajairika kunopedzwa nema LED akawanda. 5.5 kuyerwa kwemamwe ma paramita: mamwe ma paramita akadai semarongerwo eruvara, main wavelengths uye kuchena kwemavara, kupisa kwemavara uye kudziya kwemavara ane hukama, kupa kwemavara, uye mavara ekupa index anogona kushandiswa. 6. LED's light radiation chengetedzo bvunzo uye ongororo: Mumakore achangopfuura, iwo mwenje mwenje we LED unowedzera kunetseka. Zhejiang Zuva reGore Idzva Matatu -ruvara Instrument Co., Ltd. akatanga tsvakiridzo yekuyedzwa kwemwaranzi yemwenje muChina muChina. Pakati pekuonekwa kwemagetsi emunyika. Parizvino, iwo matatu mavara eZhejiang akaita hutsva hutsva muchiedza chemwaranzi ye LEDs. Kuvhenekera kwe LED kuyedzwa kwePHILIPS kwaitwa, uye iyo LED radiation chengetedzo yekuongorora system ine kodzero yekuzvimiririra yezvivakwa yeChina yakadzidziswa. Maitiro ekuunza LED mwenje mwenje kuchengetedzwa kwekuyedza uye ongororo inounzwa pazasi. 6.1 Yakaedzwa chiedza chichena LED 6.1.1 LED Premise: Chiedza -tube ikozvino 0.417A, voltage 12V DC, simba 5W. 6.1.2 Mamiriro echinhu uye spectrum (sezvinoratidzwa mumufananidzo 8) 6.2 Kuedzwa kwechiedza chisina kunaka chetafura: Sezvakaratidzwa mumufananidzo 9, kushandura kwedu kwe index light source test system kwakaedzwa nechiedza chichena. LED. 0 °(Kushanda) 90 °Chinangwa chechitendero chacho ndeche 10 °Mufananidzo wakawanikwa kubva pakupfura hausi unoyevedza wechiedza. Muchirevo, isu tinofanirwa kuita bvunzo dzakareruka uye dzine runyararo pane chinangwa chega chega, asi kuti zvive nyore, chinyorwa ichi chingori 0 kusvika 0 0 °Mhoteredzo yechinangwa chechinangwa ndechekuedza uye kuongorora (nekuti chinangwa chechinangwa chine simba rakasimba), mamwe makona anogona kusundidzirwa. 0 °Tafura yechinangwa chechinangwa haisi chiedza chakanaka. 6.3 Muedzo wekutanga 1: Maererano. Iro jena mwenje we LED gomba ndeye 2m kubva pahuro yemwenje, uye dhayamita yehuro yemwenje i50mm mudhayamita. Tsananguro yemhedzisiro yebvunzo: Chikamu 1 AEL inoverengera mazana mana kusvika ku600nm optical kemikari njodzi: njodzi yekupisa yekusadonhedza AEL400 kusvika 700nm: Ael iyo isingaderedze AEL700 kusvika 1400nm: Haikwanise kutsanangura AEL mhedziso: Iyo chena mwenje LED ndeye 1 bvunzo premise. Iyo yakayerwa mwenje mwaranzi kubuda kweyepasi -yedzo yeAEL delineation isingapfuure 1 mhando yezvigadzirwa zvelaser. 6.4 Test prerequisite 2 White light LED mwenje -out buri iri 100m kubva pahuro hwemwenje, uye dhayamita yehuro yemwenje i7mm. Tsanangudzo yemhedzisiro yebvunzo: (1) Chikamu 1 AEL inoverengera mazana mana kusvika ku600nm optical kemikari njodzi AEL: Dzima AEL mhedziso: Iyo chena mwenje LED span 1 mhando ye laser chigadzirwa photochemical ngozi AEL delineation, haisi yemhando 1 zvigadzirwa 1 chigadzirwa. (2) Chikamu 2 AEL's kuverenga kwe400 kusvika 700nm AEL: Ael, iyo isingatsanangure AEL700 kusvika 1400nm: Hapana kusvetuka -off AEL mhedziso: Iyo chena mwenje LED kuyedza iyo bvunzo premise 2 Edzai mhando mbiri dzelaser zvigadzirwa AEL delineation delineates. 6.5 Zvinodiwa zvedhigirii reradiation kana bvunzo yeradiation: Mamiriro ekuyedzwa kwenzvimbo yebvunzo muyedzo maitiro 2 uye bvunzo nzvimbo yeradiation kana yeradiation kuyedzwa hakuna kusiyana. Iyo chena mwenje ye LED mwenje mwenje inobuda inosvika 1m yeAEL. 6.6 Mhedziso: Kubva pane tsananguro iri pamusoro, zvinogona kuzivikanwa kuti bvunzo chena LED chigadzirwa imhando 2 LED chigadzirwa. Zvisinei, munharaunda yakawanda, nokuti maziso evanhu ane kubwinya kweziso, maitiro ekunzvenga echisikigo, kuitira kuti arege kukonzera ngozi kumaziso evanhu. Maererano nesumo iri pamusoro, zvinogona kuonekwa kuti bvunzo uye ongororo ye LED chiedza mwaranzi inzira yakaoma kwazvo. Kubata zvinhu zvakawanda. Nekudaro, iyo bvunzo uye kuongororwa kwe LED mwenje mwaranzi runyararo zvishoma nezvishoma yave isingawanzo kuwanikwa muyedzo yezvigadzirwa zve LED. Semuenzaniso, zvese zvigadzirwa zve LED zvinotengeswa muEurope zvinofanirwa kuenderana ne EN-60825 (yakaenzana neIEC-60825) chikero. Kunzvera. Naizvozvo, isu tinofanirwa kuisa mari yekutsvagisa muchikamu chegore. 7. Chiyereso che LED -ruvara rwekuyera uye kuongorora kwemwenje: Chinangwa chikuru chekuvhenekesa kwe LED ndechekuwana mhedzisiro yemwenje yakanakisa, uye dema nechena yekuona mhedzisiro yekuvhenekesa zvinoenderana nekuyerwa kwemavara e LED. 7.1 Ongororo yemwenje panguva ino: Kuongororwa kwemwenje kwazvino kwakavakirwa pane akati wandei ekutanga optical hwaro: mwenje flux, kupenya, kusimba kwechiedza, uye dhigirii rechiedza. Kuongororwa kwechiedza sosi mwenje radiation sensor pamusoro. Idzi nheyo dzemaziso dzinowanikwa zvichienderana nehupenyu hweziso remunhu, uye zvakare i spectral light vision function V (CIE) inozivikanwa neInternational Lighting Commission (CIE) λ) Mhedzisiro yeanoenderana radiation hugs yakakwana kuziva hukama: maoko akareruka ( λ) = Kmgv ( λ) Kumbundira ( λ) Mufomu, km —683 lm / w. 7.2 Matambudziko aripo uye kuperevedza: The biological physical mechanism yemeso evanhu yakaoma zvikuru, uye mhinduro yekukurudzira chiedza munzvimbo yakasiyana yakasiyanawo. Chiratidzo chepakati chinonyanya kuoma. Inobva pane iri pamusoro pe spectral light vision effect. Sezvinoratidzwa muMufananidzo 10, kukosha kwekusimudzira kwechiedza chakafanana kumaziso evanhu kwakasiyana nekuona uye nerima. Uye zvakare, iyo yazvino yekuvhenekesa mwenje wemumba inoshaya kutarisisa kuchengetedzwa kwezvisikwa zvemaziso, izvo zvinogona kukonzera njodzi yekusiyana mumuviri wemunhu. 7.3 Solution 7.3.1 Muedzo nzira uye chiridzwa: Tora yakazara spectral nzira kuyera spectral kuparadzirwa LEDs, uye ipapo shandisa spectrometer nokuda dating bvunzo. 7.3.2 Nzira yekuongorora (1) Mhedzisiro yemwenje: Zvinoenderana nemamiriro ekuona kwezvakasiyana-siyana zvinoonekwa, imwe spectrum light vision function inoyerwa ne LED spectrum distribution data, uye mhedzisiro chaiyo yekuyera kweyero ye metering source inopenya. pasi pechiratidziro chinoenderana. Semuenzaniso, iyo yerima vision spectrum light vision function inotorwa panguva yechakavanzika chiratidzo. Kana iyo yekuona chiratidzo ichionekwa, iyo yekuona spectrum light vision function inotorwa. (2) Chiedza -biological chengetedzo: Zvinoenderana nerudzi rwenjodzi, inowirirana mhedzisiro basa rinorema LED spectrum kugovera data kuti uwane chaiyo njodzi mhedzisiro. Muchidimbu, kuongororwa kwemwenje we LED kunofanirwa kuve kwakakodzera. 8. Pfupiso uye Zhanwang (1) Kukura kwemidziyo ye LED hakuparadzaniswe kubva kune iyo LED mwenje -ruvara kuyerwa tekinoroji. Kuti ienderane nekuvhenekesa kwe LED, ramangwana rechiedza-ruvara kuyerwa tekinoroji inofanira kuputswa. (2) Mwenje ye LED uye kuyerwa kwemavara emwenje kuchapihwa mubairo, uye zvese zvinotungamirwa neizvo chaizvo zvinodiwa nevanhu. (3) Basa razvino: Kuvandudza kutsvagisa kweiyo yakakosha dzidziso yebhayoloji ine chekuita nemuviri wemunhu, uye kusimudzira kuyambuka-kubatana kwezvirango; Zvichienderana nezviyero zvepasi rose, kukurumidzira kuumbwa nekushandiswa kwemagwaro ekare, edza nepavanogona napo kupindira mune mukurumbira pasi rose ane mukurumbira pasi rose ane mukurumbira pasi rose ane mukurumbira pasi rose ane mukurumbira pasi rose Sangano rine mukurumbira pasi rose; Kutsvagisa kukuru kwekudyara muZuva reGore Idzva, uye kutsvagisa nekuvandudzwa kwezvakareruka-mavara ekuyeresa zviridzwa zvine yakazvimirira common sense property;.