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Gumi Zvidiki Zvakavanzika zve LED Street Lamp Technology

Iyo LED yekuvhenekesa indasitiri yemagetsi purojekiti haisi kungopesvedzerwa nenharaunda yepasi rose, asiwo ayo akakosha maitiro eindastiri. Iyo LED mwenje mwenje magetsi emagetsi ndiyo chaiyo yekutanga kukosha kweiyo ikozvino LED kuvandudza. Kune madhizaini ane hukama mune tekinoroji yeLED, parizvino kune akawanda mhinduro uye yakasarudzika maitiro ekugadzira. Ngativatarisei mumwe nemumwe. Sei magetsi emagetsi emumugwagwa e LED achigara achigara? Hunhu hwezvinhu zvekuvhenekesa kwe LED hunoratidza kuti ine simba rakakura pane zvakatipoteredza. Semuenzaniso, kushanduka kwekushisa kunowedzera, ikozvino ye LED inowedzera, magetsi anowedzera, uye ikozvino ye LED inowedzera. Kureba-kupfuura kwakayerwa basa razvino kuchapfupisa kwazvo marambi e LED. Iyo LED inogara iripo ndeyekuona kuti iko kushanda kwayo kukosha kwazvino haina kuchinjika kana zvakatipoteredza zvinhu senge tembiricha uye voltage kuchinja. 2. LED mwenje mwenje magetsi ekupa Hengli kurongeka Kurongeka kwazvino pamusika kwakashata, senge chirongwa chemukurumbira pamusika, senge chirongwa cherukova chakakurumbira, kukanganisa kunosvika. ±8%, kukanganisa kwazvino kwakakura zvakanyanya. Kazhinji kache ±3%. Zvinoenderana ne3% dhizaini chirongwa. Iyo magetsi ekugadzira anofanirwa kuve akakwenenzverwa asati awanikwa ±3%. 3. Iko kushanda kwemagetsi emagetsi emagetsi emagetsi e LED anowanzo 3.0-3.5V. Mushure mekuedza, vazhinji vavo vanoshanda mu 3.2V, saka kuverenga kwe 3.2V kunonzwisisika. Iyo yakazara voltage yen mwenje mabedhi munhevedzano = 3.2 * N4, LED mwenje mwenje wemagetsi ekupa magetsi emagetsi ikozvino ndiyo yakanyanya kufanira, seyakayerwa kushanda ikozvino kwe LED 350 mAh, mamwe mafekitori anoshandiswa pakutanga, uye dhizaini iri. 350 mAh. Kutaura zvazviri, basa riri pasi peiyi yazvino rinopisa zvikuru. Mushure mebvunzo dzakawanda dzekuenzanisa, zvakanakira kugadzirwa se320 mAh. Edza kuderedza kupisa kwebvudzi, kuitira kuti mamwe magetsi ave anooneka simba rechiedza. 5. Yakafara sei nhevedzano uye hupamhi voltage ye LED mwenje mwenje magetsi board? Kuita kuti magetsi emagetsi emumugwagwa we LED ashande muhuwandu hwemagetsi ekuisa magetsi, AC85-265V, mutsara we LED uye nzira yekubatanidza yebhodhi rechiedza yakakosha zvikuru. Edza kusashandisa yakafara voltage zvakanyanya sezvinobvira, inogona kukamurwa kuita AC220V, uye AC110V yakarongedzwa sezvinobvira, kuitira kuti ive nechokwadi chekuvimbika kweiyo magetsi. Sezvo magetsi aripo iye zvino anowanzo asiri-yega-voltage anogara aripo emagetsi emagetsi, kana voltage iri 110V, kubuda kwemagetsi hakupfuuri 70V, uye nhamba yeakatevedzana haipfuure 23 tambo. Kana iyo yekupinza voltage 220V, iyo inobuda voltage inogona kusvika 156V. Mune mamwe mazwi, nhamba yenhevedzano haipfuuri 45 tambo. Usave nenhamba yakawandisa yakafanana, kana zvisina kudaro kushanda ikozvino kwakakura, uye magetsi anopisa zvakanyanya. Kune zvakare yakafara-voltage mhinduro. APFC source power compensation ndeye kushandisa L6561/7527 kukwidza voltage kusvika 400V, wozodzikisa voltage. Iyi sarudzo inoshandiswa chete pasi pemamiriro chaiwo. 6, yekuzviparadzanisa / isiri-yega general isolation magetsi, kana ikaitwa 15W, yakaiswa mu LED street light power pombi, transformer yayo yakakura kwazvo, inonetsa kuisa mukati. Zvinonyanya kuenderana nechimiro chenzvimbo zvinoenderana nemamiriro chaiwo. Kazhinji, kuzviparadzanisa kunogona kungowana 15W, isingasviki 15W, uye mutengo unodhura zvakanyanya. Nokudaro, mari-inobudirira yekuzviparadzanisa haisi yakakwirira. Kazhinji, kwete-kuzviparadzanisa maakaundi kune akawanda makuru, vhoriyamu inogona kuve diki, uye hushoma hunogona kuita 8 mm kureba. Muchokwadi, kwete-yega ekuchengetedza matanho anoitwa. Iyo nzvimbo inobvumira inogona zvakare kushandiswa seyakasarudzika magetsi magetsi. 7. Magetsi emagetsi emumugwagwa we LED angafananidzwa sei nerambi bead board? Vamwe vatengi vanotanga kugadzira bhodhi remwenje, vobva vawana magetsi. Zvakaoma kuwana magetsi akakodzera, ingave iripo yakakura kwazvo, uye voltage idiki (se7x1wi). > 350mA, kana V25V), mhedzisiro yacho kupisa kwakanyanya, kushomeka kwesimba, kana kusakwana kwekuisa voltage renji. Muchokwadi, kusarudza nzira yakanakisa yekubatanidza ne LED imwe neimwe yakafanana, asi mhedzisiro yemagetsi inogona kuita yakanakisa kuita. Nzira yakanakisa ndeyekutaurirana nevagadziri vemagetsi kutanga uye tailor -made. Kana kuti mugove wemagetsi. 8. LED's skewers uye PFC masimba emagetsi ekuisa AC220V yakakwira -voltage end electrolytic capacitance simba rinowanzo kupinza simba 1W = 1UF, AC110V1W = 2UF parizvino ine nyaya nhatu dzemagetsi ekupa PFC: imwe isina PFC isina simba chinhu muripo wemuripo Kumasekete akazvitsaurira, iyo PF kukosha kunowanzo kutenderedza 0.65; chechipiri ndiyo passive power factor compensation PFC circuit, kureva kuti, chiedza chekubhadhara chesimba rekuita, uye bhodhi redunhu rinoyerera ndiro rinonyanya kuvimbika, PF PF, PF Kukosha kunowanzokomberedza 0.92; mhando nhatu dzeanoshanda anoshanda 7527/6561 wedunhu anoshandiswawo, kureva, muripo weiyo sosi simba chinhu, inonzi AC220V muAPFC redunhu, AC110V inogona kushandisa electrolytic capacitors ehumwe simba, sarudza 1W = 1W = 1.5uf. Iko kukosha kwePF kunogona kusvika ku0.99, asi mari yemhinduro iyi yakashata zvishoma kudarika iyo yechipiri mhinduro. Saka mhinduro yechipiri inoshandiswa zvakanyanya. Kune iyo passive PFC wedunhu: inozivikanwawo seChan -type PFC wedunhu, iyo DC inoshanda voltage renji hafu yepamusoro peiyo AC yekupinza voltage. Kana iyo inopinza iri 220V, peak yayo i220 * 1.414 = 312V, uye hafu yepeak voltage i156V. Naizvozvo, nhamba ye LED mwenje magetsi mabheji inosvika makumi mana neshanu tambo pazasi. Nokudaro, kana iwe uchida kuwana simba guru rezvinhu, nhamba yemarambi haifaniri kunge iri duku, kana zvisina kudaro iyo yakanakisisa yekushanda hurumende haigone kuwanikwa. Simba rekupa magetsi rinofanira kusangana nemagetsi ekubuda. Iyo diki yezvino kushanda ikozvino yezvikamu zvemagetsi muyakayerwa voltage kushanda renji, kureba kwehupenyu, hupfupi hupenyu huchaita. LED street light power beads inonyatso nzwisisa kuwanda kwekutaurirana. Iyo yakakwirira huwandu hwekutaurirana, zvakanyanya kunyaradza kwechiedza. Kazhinji, maelectrolytic capacitors anofanirwa kushandiswa kuchengetedza voltage, uye voltage yeinobuda yekupedzisira voltage inoshandiswa zvakanyanya sezvinobvira. Kugona kwe electrolytic capacitance kupera kwevoltage yepasi haifanire kunge idiki. Non-isolation input end yakakwira -voltage electrolytic capacitance kusarudzwa kwakafanana nekuzviparadzanisa nevamwe, uye inobuda -end capacitor inosarudza 1UF.

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