Ma dimmers onse otsogola komanso otsogola amatha kuzimitsa nyali za LED. Komabe, m'mphepete mwake ndiabwino kwambiri chifukwa adapangidwira mwapadera ma LED. Mosiyana ndi izi, ma dimmers otsogola ndi oyenera kwambiri pazachikhalidwe. Tiyeni tiphunzire kusiyana pakati pa ma dimmer awiriwa mwatsatanetsatane ndikupeza zomwe zili bwino komanso chifukwa chake.
Kodi Leading Edge Dimmer ndi chiyani?
Ma dimmers otsogola ndi ma dimmer achikhalidwe opangira mababu a incandescent ndi halogen. Ma dimmers awa amagwiritsa ntchito a TRIAC kuwongolera zamakono zomwe zimadula "kutsogolo" kwa sine wave mumayendedwe a AC. Chotsatira chake, dimmer imachedwetsa kuyamba kwa kayendedwe ka magetsi ndipo motero imayatsa magetsi.
Dimmer yotsogola ndi imodzi mwaukadaulo wakale kwambiri wa dimming. Mutha kukumana ndi zovuta zaphokoso mukamagwiritsa ntchito ma dimmers awa. Poyerekeza ndi ma dimmers amakono, amapanga kutentha kwambiri ndipo sali njira yothetsera mphamvu. Kupatula apo, simungawaphatikize ndiukadaulo wakunyumba wanzeru.
Zindikirani: Dimmer yotsogola imatha kugwira ntchito ndi ma LED ndi ma CFL ocheperako koma siyigwirizana ndi mitundu yonse.
Ubwino ndi kuipa kwa Leading Edge Dimmer
| ubwino | kuipa |
|---|---|
| • Kupanga kosavuta & kosavuta kukhazikitsa • Wosafuna ndalama zambiri • Yoyenera katundu wothamanga kwambiri • Yogwirizana ndi mababu achikhalidwe • Zopezeka kwambiri | • Zosagwirizana ndi ma LED • Zingayambitse phokoso • Amakonda kutentha kwambiri • Osati abwino kwa dongosolo kuunikira kwanzeru • Mulingo wocheperako wocheperako poyerekeza ndi m'mphepete mwake |
Kodi Trailing Edge Dimmer ndi chiyani?
Mum'mphepete mwa dimmer, kuwala kwa kuwala kumayendetsedwa ndi kudula mapeto kapena mchira wa AC voltage waveform. Ma dimmers awa amalola kuti madzi aziyenda kumayambiriro kwa kuzungulira kwa AC ndikudula kumapeto kwa kuzungulira kulikonse. Mwanjira iyi, imakhala ndi dimming yosalala. Mosiyana ndi ma TRIAC omwe amagwiritsidwa ntchito popanga ma dimmer otsogola, ma dimmer am'mphepete amagwiritsa ntchito ma transistors (monga ma MOSFET kapena ma IGBT). Izi zimapereka njira yapamwamba kwambiri ya dimming ndi ntchito yopanda phokoso ya dimming.
Poyerekeza ndi ma dimmers am'badwo wotsogola, zotsogola zam'mphepete zimakhala zosunthika. Iwo makamaka n'zogwirizana ndi mphamvu zowunikira ngati LEDs ndi CFL. Kuphatikiza apo, amagwiranso ntchito ndi mababu azikhalidwe monga incandescent ndi halogen. Ma dimmers am'mphepete amaphatikizana ndi makina owunikira anzeru, nawonso.
Ubwino & Zoipa za Trailing Edge Dimmer
| ubwino | kuipa |
|---|---|
| • Imagwirizana ndi ma LED & CFL • Opaleshoni mwakachetechete • Kugwiritsa ntchito mphamvu • Kuwala kosalala kuposa m'mphepete mwake • Kuchepetsa kutentha • Phatikizani ndi njira yowunikira mwanzeru | • Zocheperako zowunikira zowunikira kwambiri • Zokwera mtengo • Kuyika kovuta |
Kusiyana Pakati pa Kutsogolera ndi Kutsatira Mphepete Dimmer
Kusiyana kwa Njira Yogwirira Ntchito
Dimmer yotsogola imagwira ntchito potsekereza kuyenda kwapano kumayambiriro kwa kayendedwe ka AC ndipo imalola kuti yapano idutse ikachedwa. Kuti muchite izi, imagwiritsa ntchito TRIAC, yomwe ndi chiyambi cha mabala a uchimo. Mwanjira iyi, mphamvu zochepa zimaperekedwa ku kuwala, komwe kumayimitsa.
Mosiyana ndi izi, dimmer ya m'mphepete imalola kuyenda kwapano kumayambiriro kwa kuzungulira kwa AC ndikutchinga komweko kumapeto kwa kuzungulira kulikonse. Zotsatira zake, magetsi amawala bwino. Kuti tichite izi, ma dimmers am'mbali amagwiritsa ntchito ma transistors m'malo mwa TRIAC.
Tengerani Mphamvu
Ma dimmers amabwera ndi kuchuluka kwa katundu wotchedwa Operational range. Mphamvu yonse ya kuyatsa iyenera kukhala mkati mwamtunduwu kuti igwire bwino ntchito. Mwachitsanzo, 0-400W dimmer imatha kuyendetsa mababu 10 a 40W (10 x 40W = 400W) kapena mababu 8 a 50W (8 x 50W = 400W). Izi zikutanthauza kuti zonse ziyenera kukhala mkati mwa 400W.
Monga m'mphepete mwawo amapangidwira mababu achikhalidwe, amatha kutenga katundu wambiri kuposa ma dimmers oyenda. Ma dimmers awa amatha kugwira 300W mpaka 1000W kapena kupitilira apo. Komabe, ma dimmer otsogola monga ma LED kapena ma CFL sali oyenera kunyamula mphamvu zochepa. Mudzakumana ndi zovuta zaphokoso mukamagwiritsa ntchito magetsi omwe ali pansi pa katundu wocheperako wa dimmer, yomwe ndi 20W-40W.
Kumbali ina, ma dimmers am'mphepete mwa trailing amakhala ndi mphamvu yochepera ya 5W-10W. Chifukwa chake, kuyatsa kwachikhalidwe komwe kumakhala ndi madzi ochulukirapo sikuli koyenera kugwiritsa ntchito chowongolera m'mphepete. M'malo mwake, amapangidwira magetsi otsika mphamvu monga ma LED ndi ma CFL.
Zindikirani: Kuchuluka kwa katundu wocheperako sikungafanane ndi mababu a incandescent/halogen (0W-400W) ndi ma LED, ngati 10W-100W. Mwachitsanzo, ngati mumagwiritsa ntchito ma LED pa dimmer yopangidwira magetsi a halogen, katundu wambiri womwe mungaike ndi 100W, osati 400W.
ngakhale
Ma dimmers otsogola amagwirizana ndi nyali zachikhalidwe zokhala ndi katundu wambiri, monga incandescent ndi mababu a halogen. Mukawagwiritsa ntchito pakuwunikira magetsi otsika ngati ma LED, amawonetsa phokoso. Kuti athetse izi, a LED yoyendetsa ogwirizana ndi ma dimmers otsogola amafunikira.
Cost
Ma dimmers otsogola ndi otsika mtengo komanso opezeka mosavuta. Amagwiritsa ntchito teknoloji yakale ndipo ali ndi masinthidwe ophweka, omwe amathandiza kuti mtengo wake ukhale wotsika. Chifukwa chake, ma dimmers otsogola ndiye chisankho chodziwika bwino cha mababu a incandescent. Mutha kuzigwiritsa ntchito pamapulogalamu omwe amafunikira ma dimmers ambiri, monga ntchito zamalonda. Izi zidzachepetsa mtengo wanu.
Mosiyana ndi izi, ma dimmers am'mphepete amagwiritsa ntchito ukadaulo wapamwamba ndipo ndi okwera mtengo. Ndipo mtengo. Chifukwa chake, ngati muli ndi bajeti yotsika, mitengo yake ikhoza kukhala yokhuza. Komabe, mtengo wokwera woyamba uyenera kuyikapo ndalama chifukwa umakhala wopatsa mphamvu komanso njira yotsika mtengo pakapita nthawi.
Kufooka
Mababu a incandescent ndi halogen amapereka kuwala kosiyanasiyana (0% mpaka 100%) kwa ma dimmer am'mphepete otsogola komanso otsogola. Komabe, zikafika pa ma LED, mawonekedwe ocheperako a ma dimmers otsogola amawonetsa malire. Imayimitsa ma LED pang'ono, 10% -100%. Mosiyana ndi izi, ma dimmers am'mphepete amapereka kusinthasintha kwabwinoko kuyambira 1% -100%.
Kugwiritsa Ntchito Mphamvu
Monga ma dimmers otsogola amapangidwira mababu achikhalidwe omwe amadya mphamvu zambiri, ma dimmer awa nthawi zambiri amakhala opanda mphamvu. Ngakhale magetsi awa azimizidwa, kugwiritsa ntchito mphamvu kwawo sikucheperachepera. Tsopano, mutha kukayikira ngati tigwiritsa ntchito ma LED okhala ndi ma dimmer otsogola. Kwenikweni, ma dimmers awa adapangidwira mababu othamanga kwambiri, pomwe ma LED amakhala ocheperako. Chifukwa chake, ngakhale mutagwiritsa ntchito mababu osapatsa mphamvu okhala ndi ma dimmers otsogola, zimakhala zovuta kuwongolera bwino.
M'malo mwake, ma dimmers am'mphepete mwa trailing ndi othandiza kwambiri. Mosiyana ndi ma dimmers otsogola, samatulutsa kutentha kapena kuwononga mphamvu. Chifukwa chake, ngati kugwiritsa ntchito mphamvu ndizofunikira kwambiri, phatikizani kuyatsa LED okhala ndi ma dimmers am'mphepete.
Noise ndi Electromagnetic Interference (EMI)
Ma dimmers otsogola amagwiritsa ntchito TRIAC, yomwe imadula mwadzidzidzi mawonekedwe a AC waveform. Izi zimapangitsa kuti ulusi kapena zigawo za babu zipange phokoso. Phokoso lotere limakhala lodziwika kwambiri pamene ma dimmer otsogolera amagwiritsidwa ntchito ndi magetsi otsika mphamvu ngati ma LED ophatikizidwa ndi ma dimmer osagwirizana. Komanso, kusinthasintha kwadzidzidzi kwa magetsi kumatulutsa zizindikiro zothamanga kwambiri. Zotsatira zake, zida zina zamagetsi, monga mawayilesi, ma Wi-Fi routers, ma TV, ndi zina zambiri, zimakumana ndi zosokoneza komanso zovuta zama siginecha.
Kumbali inayi, ma dimmers am'mphepete amagwiritsa ntchito ma transistors omwe amadula mafunde a AC smoothie kuchokera kumapeto. Chotsatira chake, palibe phokoso la phokoso lomwe limapangidwa. Izi sizingasokoneze zida zamagetsi.
Gusaba Akazi Gashya
Ma dimmers otsogola amagwiritsidwa ntchito kwambiri pazowunikira zogona komanso zokongoletsera monga ma chandeliers ndi nyali zapansi. Apanso, m'malo omwe mababu amphamvu kwambiri amagwiritsidwa ntchito, ma dimmers otsogola ndi ofanana, mwachitsanzo, mu masitolo ogulitsa. Kupatula apo, ndizosavuta kugwiritsa ntchito bajeti komanso zimagwiritsidwa ntchito m'magulu akuluakulu.
Mosiyana ndi izi, ma dimmer am'mphepete amagwiritsidwa ntchito kwambiri ndi kuyatsa kwamakono ngati ma LED. Izi ndizoyenera kugwiritsa ntchito zolemetsa zochepa. Komanso, muyenera kusankha trailing m'mphepete dimmers mu njira yanzeru kuyatsa.
Tchati Chosiyanitsa Mwachangu: Kutsogolera VS Trailing Edge Dimmer
| Mawonekedwe | Mtsogoleri wa Edge Dimmer | Trailing-Edge Dimmer |
|---|---|---|
| Kudula Waveform | Chiyambi cha AC kuzungulira | Kutha kwa kuzungulira kwa AC |
| Kusintha chigawo | TRIAC | Transistors (MOSFETs kapena IGBTs) |
| Dimming Smoothness | Zosalala pang'ono | Kuwala kosalala komanso kolondola kwambiri |
| Mtengo wa EMI | High | Low |
| Ma Level a Phokoso | Wapakati mpaka pamwamba | Phokoso lochepa |
| Kugwiritsa Ntchito Mphamvu | Zosakwanira | Zothandiza kwambiri |
| Mapulogalamu | Incandescent, halogen, ndi magetsi ena apamwamba kwambiri | Ma LED, ma CFL, ndi magetsi otsika mphamvu |
| Cost | Cheap | mtengo |
| Kugwirizana ndi Smart System | Sizogwirizana | Kumenya |
Ndi Iti Yabwino Kwambiri Kwa Ma LED: Leading VS Trailing Edge Dimmer?
Ma dimmers am'mphepete adapangidwira makamaka ma LED ndi zida zina zotsika mphamvu ngati ma CFL. Ma dimmers awa ali ndi katundu wocheperako poyerekeza ndi ma dimmers otsogola, omwe ndi abwino kwa ma LED.
Kupatula apo, mdima wa m'mphepete mwake ndi wosalala kuposa wotsogolera. Komanso sizimayambitsa phokoso kapena phokoso ndipo ndizopatsa mphamvu kwambiri. Zinthu zonsezi zimapangitsa kuti ma dimmer am'mphepete akhale abwino kwa ma LED.
Ibibazo
Kukutira PAMODZI
Musanasankhe pakati pa dimmer yotsogola ndi yotsatsira, yang'anani mtundu wanu. Ngati ndi nyali ya incandescent kapena halogen, pitani ku dimmer yotsogola. Koma ngati ndi nyali ya LED kapena CFL, dimmer ya m'mphepete ndiyo njira yabwino kwambiri.
Komabe, muyenera kuganizira kuchuluka kwa katundu wa dimmer ndi magetsi. Ngati mphamvu yonse ya magetsi ndi yocheperako kapena yochulukirapo kuposa mphamvu ya dimmer, siziwonetsa magwiridwe antchito abwino. Pomaliza, nthawi zonse gulani ma dimmers kuchokera ku mtundu wodalirika komanso wodziwika bwino womwe umagwirizana ndi magetsi anu a LED.
