IUkunikezwa kwamandla okushayela kwe-LEDiguqula ukunikezwa kwamandla kube ivolthi ethize kanye neyamanje ukuze ishayele isiguquli samandla kagesi se-LED. Ngokuvamile: okokufaka kwe-Ukunikezwa kwamandla okushayela kwe-LEDihlanganisa i-high-voltage power frequency AC, low-voltage DC, high-voltage DC, low-voltage high-frequency AC, njll. Ngakho-ke namuhla ngizokukhombisa ukunikezwa kwamandla kagesi we-LED njalo.
Ukunikezwa kwamandla kagesi njaloindlela yokushayela
Ukunikezwa kwamandla kagesi njalo
1. Ngemuva kokuthi isifunda sokuzinzisa i-voltage sinquma imingcele ehlukahlukene, ikhipha i-voltage engaguquki, kodwa ukukhishwa kwamanje kuyashintsha ngokukhula noma ukwehla komthwalo.
2. Nakuba i-voltage stabilizing circuit ingesabi ukuvulwa komthwalo, kwenqatshelwe ngokuphelele ukufinyeza umthwalo.
3. Ukushintsha kwamandla kagesi ngemva kokulungiswa kuzothinta ukukhanya kwe-LED.
4. Ukwenza uchungechunge ngalunye lwama-LED lushayelwa i-voltage stabilizing circuit display light uniform, i-resistor efanelekile idinga ukungezwa.
5. Isifunda sokushayela i-voltage eqhubekayo ilungele kakhulu ukushayela i-LED, futhi i-voltage engaguquki iyindlela yesikhathi esizayo.
Izici zeukunikezwa kwamandla kagesi njalo
(1) Ukwethembeka okuphezulu
Ikakhulukazi njengamandla okushayela amalambu e-LED emgwaqweni, afakwa endaweni ephakeme, okwenza ukulungiswa kungabi lula futhi kubize.
(2) Ukusebenza kahle okuphezulu
I-LED iwumkhiqizo owonga amandla, futhi ukusebenza kahle kwamandla okushayela kufanele kube phezulu. Kubaluleke kakhulu ukukhipha ukushisa okuvela lapho kuhlangana khona amandla afakwe ngaphakathi kwe-luminaire. Ukusebenza kahle kokunikezwa kwamandla kuphezulu, ukusetshenziswa kwayo kwamandla kuncane, futhi ukushisa okukhiqizwa esibanini kuncane, okunciphisa nokukhuphuka kwezinga lokushisa kwesibani. Kuyazuzisa ukubambezela ukubola kokukhanya kwe-LED.
(3) Isici samandla aphezulu
Isici samandla siyisidingo segridi yamandla ngomthwalo. Ngokuvamile, azikho izinkomba eziphoqelekile zezinto zikagesi ezingaphansi kwama-watts angama-70. Nakuba isici samandla aphansi esisetshenziswa sikagesi esisodwa esinamandla amancane sizoba nomthelela omncane kugridi yamandla, inani elikhulu lokukhanya elisetshenziswa ebusuku kanye nokugcwala kwemithwalo efanayo kuzodala ukungcoliswa okukhulu kwegridi yamandla. Ngamandla kagesi we-LED angu-30 kuya ku-40, kuthiwa kungase kube nezidingo ezithile zenkomba yezinto zamandla esikhathini esizayo esiseduze.
(4) Ukuvikelwa kwe-surge
Amandla e-LED okumelana nama-surges ampofu kakhulu, ikakhulukazi amandla ayo okumelana ne-voltage ehlehlayo. Ukuqinisa ukuvikeleka kule ndawo nakho kubalulekile. Amanye amalambu e-LED afakwe ngaphandle, njengamalambu e-LED street. Ngenxa yokwenziwa kusebenze komthwalo wegridi kanye nokungeniswa kokushaywa kombani, ukukhuphuka okuhlukahlukene kuzohlasela kusuka kusistimu yegridi, futhi okunye ukuhlinza kuzodala umonakalo ku-LED. Ngakho-ke, kuyahlaziywa ukuthi ukunikezwa kwamandla okushayela kwe-"Zhongke Huibao" kufanele kube nokushiyeka okuthile ekuvikelweni kokuhlinzwa. Ngokuqondene nokushintshwa njalo kwezinto zamandla kanye namalambu, ukunikezwa kwamandla okushayela kwe-LED kufanele kube namandla okucindezela ukungena kwama-surges nokuvikela i-LED emonakalweni.
(5) Umsebenzi wokuvikela
Ngokungeziwe emisebenzini yokuvikela evamile yokunikezwa kwamandla, kungcono kakhulu ukwengeza impendulo engalungile yezinga lokushisa le-LED ekuphumeni okuqhubekayo kwamanje ukuvimbela izinga lokushisa le-LED ekubeni liphezulu kakhulu; kufanele ihambisane nemithetho yezokuphepha kanye nezidingo zokuhambisana kwe-electromagnetic.
Amandla kagesi ajwayelekileingahlukaniswa izigaba eziyisithupha ngokusho kwesakhiwo sesifunda
1. Ukwehla kwe-transformer evamile:
Inzuzo yalolu hlobo lokunikezwa kwamandla ubukhulu bayo obuncane. Ububi ukuthi inesisindo esinzima futhi ukusebenza kahle kwamandla nakho kuphansi kakhulu, ngokuvamile phakathi kuka-45% no-60%. Ngenxa yokuthi ukwethembeka akuphakeme, akuvamile ukusetshenziswa.
2. Ukwehliswa kwamandla kagesi we-Capacitor:
Lolu hlobo lokunikezwa kwamandla e-LED luthinteka kalula ngokuguquguquka kwamandla kagesi wegridi, futhi ukusebenza kahle kokunikezwa kwamandla kuphansi. Akufanelekile ukusebenzisa i-LED uma ikhanya, ngoba isifunda sinciphisa i-voltage nge-capacitor. Uma isetshenziswa ekukhanyeni, ngenxa yomphumela wokushaja nokukhipha, okwamanje osheshayo ukudlula ku-LED Kukhulu kakhulu futhi kungalimaza kalula i-chip.
3. Ukwehla kwe-electronic transformer:
Amaphutha alesi sakhiwo sokuphakelwa kwamandla ukusebenza kahle kokuguqulwa, ububanzi bamandla kagesi amancane, ngokuvamile obungu-180~240V, kanye nokuphazamiseka okukhulu kwe-ripple.
4. Ukwehliswa kwe-voltage ephikisayo:
Ukusebenza kahle kwamandla kwale ndlela yokunikezwa kwamandla kuphansi kakhulu, futhi ukwethembeka kwesistimu nakho kuphansi. Ngenxa yokuthi isifunda sinciphisa i-voltage ngokusebenzisa ama-resistors, iphazanyiswa kakhulu izinguquko ku-voltage yegridi, ngakho-ke akulula ukwenza ukunikezwa kwamandla okulawulwayo, futhi i-resistor yokunciphisa i-voltage ngokwayo idla ingxenye enkulu yamandla.
5. I-RCC yokushiya phansi ukunikezwa kwamandla kagesi:
Izinzuzo zalolu hlobo lwamandla kagesi we-LED wububanzi obubanzi bokuqiniswa kwamandla kagesi kanye nokusebenza kahle kwamandla okuphakeme, okungaba ngu-70% kuya ku-80%, futhi asetshenziswa kabanzi. Okubi okuyinhloko ukuthi imvamisa yokushintsha kunzima ukuyilawula, i-coefficient ye-voltage ye-ripple yomthwalo inkulu, futhi ukuguquguquka komthwalo kubi ngaphansi kwezimo ezingavamile.
6. Ukunikezwa kwamandla okushintsha okulawulwa yi-PWM:
Njengamanje, amandla kagesi e-LED aklanywe ngesilawuli se-PWM alungile ngoba i-voltage ephumayo noma yamanje yalokhu kunikezwa kwamandla okushintshwa izinzile kakhulu. Ukusebenza kahle kokuguqulwa kwamandla kuphezulu kakhulu, ngokuvamile kufinyelela ku-80% ~ 90%, futhi i-voltage ephumayo kanye namanje kuzinze kakhulu. Le ndlela yokunikezwa kwamandla e-LED ngokuyinhloko iqukethe izingxenye ezine: ukulungisa okokufaka kanye nengxenye yokuhlunga, ukulungisa okukhiphayo kanye nengxenye yokuhlunga, ingxenye yokulawula ukuqina kwamandla kagesi we-PWM, kanye nengxenye yokuguqula amandla. Ngaphezu kwalokho, lo mjikelezo unezinyathelo zokuvikela eziphelele futhi ungumthombo wamandla onokwethenjelwa kakhulu.
Izidingo zezici zokusebenza eziyisishiyagalombili zeukunikezwa kwamandla kagesi njalo
Ngokwemithetho yokusebenzisa amandla egridi yamandla kanye nezidingo zesici sokuphakelwa kwamandla kadrayivu ye-LED, izici zokusebenza eziyisishiyagalolunye ezilandelayo kufanele zicatshangelwe lapho kukhethwa futhi kuklanywa ukunikezwa kwamandla kwedrayivu ye-LED:
1. Ukuthembeka okuphezulu, ikakhulukazi amandla okushayela amalambu asemgwaqweni e-LED, afakwa endaweni ephakeme, okwenza ukulungiswa kungabi lula futhi kubize.
2. Ama-LED asebenza kahle kakhulu ayimikhiqizo yokonga amandla, futhi ukusebenza kahle kwamandla okushayela kufanele kube phezulu. Lokhu kubaluleke kakhulu ezakhiweni lapho ukunikezwa kwamandla kufakwe ngaphakathi kwesibani. Ngenxa yokuthi ukusebenza kahle okukhanyayo kwama-LED kuncipha njengoba izinga lokushisa le-LED likhuphuka, ukuchithwa kokushisa kwe-LED kubaluleke kakhulu. Ukusebenza kahle kokunikezwa kwamandla kuphezulu, ukusetshenziswa kwayo kwamandla kuncane, futhi ukushisa okukhiqizwa esibanini kuncane, okunciphisa nokukhuphuka kwezinga lokushisa kwesibani. Kuyazuzisa ukubambezela ukubola kokukhanya kwe-LED.
3. Isici samandla aphezulu Isici samandla siyisidingo segridi yokulayisha. Ngokuvamile, azikho izinkomba eziphoqelekile zezinto zikagesi ezingaphansi kwama-watts angama-70. Nakuba isici samandla aphansi esisetshenziswa sikagesi esisodwa esinamandla amancane sizoba nomthelela omncane kugridi yamandla, uma wonke umuntu ekhanyisa izibani ebusuku futhi uhlobo olufanayo lomthwalo lugxile kakhulu, lungabangela ukungcoliswa okukhulu kwegridi yamandla. Ngamandla kagesi we-LED angu-30 kuya ku-40, kuthiwa kungase kube nezidingo ezithile zenkomba yezinto zamandla esikhathini esizayo esiseduze.
4. Ikhono le-LED lokuvikela i-surge likwazi ukumelana nokwenyuka liphansi kakhulu, ikakhulukazi amandla ayo okumelana ne-voltage ehlehlayo. Ukuqinisa ukuvikeleka kule ndawo nakho kubalulekile. Amanye amalambu e-LED afakwe ngaphandle, njengamalambu e-LED street. Ngenxa yokwenziwa kusebenze komthwalo wegridi kanye nokungeniswa kokushaywa kombani, ukukhuphuka okuhlukahlukene kuzohlasela kusuka kusistimu yegridi, futhi okunye ukuhlinza kuzodala umonakalo ku-LED. Ngakho-ke, ukunikezwa kwamandla okushayela kwe-LED kumele kube nekhono lokucindezela ukungena kokuhlinzwa nokuvikela i-LED ekulimaleni.
5. Umsebenzi wokuvikela Ngaphezu kwemisebenzi evamile yokuvikela yokuphakelwa kukagesi, kungcono kakhulu ukwengeza impendulo engemihle yezinga lokushisa le-LED ekuphumeni okungaguquki kwamanje ukuze kuvinjelwe izinga lokushisa le-LED lingabi phezulu kakhulu.
6. Ngokuphathelene nokuvikelwa, uma isibani sifakwe ngaphandle, isakhiwo sokuhlinzeka amandla kufanele singabi namanzi futhi sibe nomswakama-umswakama, futhi i-casing yangaphandle kufanele ibe nokukhanya.
7. Ukuphila kwamandla okushayela kufanele kufane nempilo ye-LED.
8. Kumelwe ihambisane nemithetho yezokuphepha kanye nezidingo zokuhambisana kwe-electromagnetic.
Njengoba ukusetshenziswa kwe-LED kuya ngokuya kusabalele, ukusebenza kwamandla okushayela kwe-LED kuzo ngokuya kufanelana nezidingo ze-LED.
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Isikhathi sokuthumela: Apr-25-2024