LCD walda Tace

Na farko, The waldi tace amfani da ruwa crystalhaskeana kiran bawul LCD walda Tace, wanda ake kira ADF;Tsarin aikinsa shine: siginar baka lokacin sayar da baka an canza shi zuwa siginar micro-ampere na yanzu ta bututu mai ɗaukar hoto, wanda aka canza daga na'urar juzu'i zuwa siginar wutar lantarki, haɗe ta hanyar capacitance, yana cire ɓangaren DC a cikin baka, kuma sa'an nan ƙara ƙarfin lantarki siginar ta hanyar aiki amplification circuit, da kuma amplified siginar da aka zaba ta hanyar dual T cibiyar sadarwa, kuma aika zuwa ga canji iko da'irar ta low-pass filter circuit don ba da umurnin tuki zuwa LCD direban da'irar.Da'irar motar LCD tana canza bawul ɗin haske daga yanayin haske zuwa yanayin duhu, don guje wa lalacewar hasken baka ga idon walda.Karfin wutar lantarkin da ya kai 48V yana sanya kristal din ruwa nan take ya yi baki, sannan ya rufe babban wutar lantarki cikin kankanin lokaci, don gudun kada a ci gaba da amfani da wutar lantarki mai girma a kan kristal na ruwa, yana lalata guntun kristal na ruwa, kuma ƙara yawan amfani da wutar lantarki.Wutar lantarki ta DC a cikin da'irar motar kristal mai ruwa, wanda abin da fitarwa ya yi daidai da zagayowar aiki, yana motsa bawul ɗin hasken kristal na ruwa don aiki.

Na biyu, tsarin da tsarin aiki na ruwa crystal. Liquid crystal ne daban-daban daga saba m, ruwa da kuma gaseous jihar na jihar, shi ne a cikin wani zafin jiki kewayon biyu ruwa da crystal halaye biyu na jihar kwayoyin halitta, tare da na yau da kullum. tsarin kwayoyin halitta na kwayoyin halitta, wanda aka saba amfani dashi na ruwa crystal don lokaci na ruwa crystal, matsayi na kwayoyin halitta shine sandar elongated, tsawon kimanin 1 ~ 10nm, a ƙarƙashin aikin igiyoyin ruwa daban-daban, kwayoyin crystal na ruwa za su yi juyawa na yau da kullum 90o tsari, yana haifar da bambanci na watsawa, ta yadda wutar lantarki ke kunna da kashewa lokacin da bambanci tsakanin haske da duhu.Ruwan crystal ɗin da ke kan ADF hanya ce ta tuƙi wacce ke aiwatar da ƙarfin lantarki kai tsaye zuwa matakin pixel, ta yadda nunin kristal na ruwa ya yi daidai da siginar ƙarfin lantarki da ake amfani da shi.Babban ra'ayin wutar lantarki da ake amfani da shi shine ci gaba da amfani da filin lantarki kuma babu filin lantarki da ake amfani da shi tsakanin nau'ikan na'urorin lantarki masu dacewa, kuma ana nuna bambancin watsawa gwargwadon girman filin lantarki da ake amfani da shi.

Na uku, mahimmancin lambar shading da da'irori masu alaƙa. Lambar Shading yana nufin nawa ADF zai iya tace haske, mafi girman lambar shading, ƙarami da watsawaADF, bisa ga buƙatun walda daban-daban, zaɓi lambar shading daidai, zai iya ba da damar mai walƙiya don kula da gani mai kyau yayin aiki, yana iya ganin ma'anar walda a fili kuma ya tabbatar da kwanciyar hankali mafi kyau, yana da kyau don inganta ingancin walda.Lambar shading shine mabuɗin fasaha na fasaha a cikin ADF, bisa ga daidaito tsakanin rabon watsawa na ADF da lambar shading a cikin ma'auni na ƙasa don kariyar ido na walda, hasken da ake iya gani, ultraviolet da rabon watsa infrared na kowane lambar shading yakamata ya hadu. bukatun ma'auni.

Na huɗu, haɗin haɗin haɗin ruwa crystal.Tagar ADF tana kunshe da gilashi mai rufi, bawul ɗin haske mai haske na ruwa guda biyu da wani gilashin kariya (duba Hoto 2), duk suna cikin kayan gilashin, mai sauƙin karya, idan haɗin tsakanin su bai da ƙarfi, sau ɗaya. welding solute splashes a cikin ruwa crystal hade, zai iya haifar da ruwa crystal hade zuwa fashe, zai cutar da idanun welder, sabili da haka, da tabbaci na bonding na ruwa crystal hade ne mai muhimmanci aminci alama na ADF.Bayan gwaje-gwaje da yawa, yin amfani da manne guda biyu na kasashen waje A, B, bisa ga hanyar 3: 2 rabo a cikin yanayi mara kyau bayan motsawa, a cikin yanayin tsarkakewa na matakin 100 ta amfani da injin gluing ta atomatik don rarrabawa da haɗin gwiwa, don tabbatar da cewa Halayen gani na ADF ruwa crystal hade zuwa EN379-2003 da alaƙa daidaitattun buƙatunsa, don warware tsarin haɗin gwiwar ruwa kristal.