Tasirin tasirin fata akan kebul na coaxial

Coaxial na USB nau'in waya ce ta lantarki da layin watsa sigina, yawanci ana yin ta ne da abubuwa guda huɗu: Layer na ciki ita ce waya ta jan ƙarfe, sannan gefen waje na waya yana kewaye da Layer na filastik (ana amfani da shi azaman insulator ko dielectric). ). Akwai kuma bakin ciki raga na conductive abu (yawanci jan karfe ko gami) a wajen insulator, da kuma m Layer na conductive abu da ake amfani da a matsayin m fata, kamar yadda aka nuna a cikin Hoto 1, Hoto 2 yana nuna giciye-seshe na coaxial. na USB.

Ana amfani da igiyoyi na Coaxial don watsa sigina masu girma da yawa kuma suna da kyakkyawan ikon hana tsangwama saboda tsarin su na musamman. A matsayin muhimmin sashi na tsarin sadarwa na zamani, shi ne jijiya don watsa sigina mai girma; Daga cikin su, mai gudanarwa na tsakiya ba wai kawai yana ɗaukar makamashin lantarki ba ne kawai, amma kuma yana ƙayyade inganci da kwanciyar hankali na watsa sigina, kuma muhimmin sashi ne na watsa sigina.

Ƙa'idar aiki:

Coaxial igiyoyi suna gudanar da alternating current maimakon kai tsaye halin yanzu, ma'ana cewa akwai jujjuyawa da yawa a alkiblar halin yanzu a cikin daƙiƙa guda.

Idan aka yi amfani da waya ta yau da kullun don watsa babban mitar halin yanzu, irin wannan nau'in waya za ta yi aiki kamar eriya mai fitar da siginar rediyo a waje, yana haifar da asarar wutar sigina da raguwar ƙarfin siginar da aka karɓa.

Tsarin igiyoyi na coaxial shine daidai don magance wannan matsala. Rediyon da ke fitowa daga tsakiyar waya an keɓe shi ta hanyar raƙuman raɗaɗi, wanda zai iya sarrafa rediyon da aka fitar ta hanyar ƙasa.

Rabewa:

Dangane da kayan masana'anta da tsari, yawanci ana samun nau'ikan nau'ikan:

● Monofilament Solid Conductor:

Yawancin lokaci an yi shi da tagulla mai ƙarfi guda ɗaya ko waya ta aluminum;

Yana ba da mafi kyawun aikin lantarki kuma galibi ana amfani dashi don ƙananan aikace-aikacen mitoci ko tsayin nisa na USB

● Mai Gudanarwa:

Ta hanyar ƙananan ƙananan waya da aka murɗa;

Mafi sassauƙa da sassauƙa fiye da ƙwararrun madugu, dacewa da wayar hannu ko aikace-aikace masu sauyawa akai-akai.

● Karfe Mai Sanye Da Tagulla (CCS):

Ƙarfin ƙarfe yana ba da ƙarfi da ƙarfi, yayin da Layer na jan karfe yana ba da kayan lantarki da ake buƙata;

Ana amfani da shi sau da yawa a lokutan da ake buƙatar ƙarfin inji.

● Tagulla mai Lambun Azurfa:

An rufe wayar tagulla tare da nau'in azurfa, wanda zai iya inganta haɓakawa da halayen mita na mai gudanarwa.

Ana amfani da shi sau da yawa a cikin mita mai girma, madaidaicin madaidaicin buƙatun soja.

● Cadmium Copper gami:

Alloy conductors don ketare ko aikace-aikacen yanayi mai tsauri inda ake buƙatar ƙarin juriya na lalata;

Gajartawar kayan abu labari-Conductor&Braid Material kamar yadda aka nuna a hoto na 3.

Tasirin fata

Tasirin fata, wanda kuma aka sani da tasirin fata, yana faruwa ne a lokacin da madaidaicin halin yanzu ke wucewa ta cikin madugu. Saboda shigar da shi, mafi kusancin shi zuwa saman kan giciye-sashe na madugu, da yawa rarraba electrons.

Tasirin fata ainihin al'amari ne na rashin daidaituwa na rarraba AC halin yanzu a cikin madugu. Yayin da mitar ke ƙaruwa, halin yanzu yana ƙoƙari ya gudana akan saman madubin. A mitoci na microwave, wannan tasirin yana bayyana musamman, wanda ke haifar da mafi girma a halin yanzu a saman tsakiyar madubin kebul na coaxial fiye da ciki.

△ Tasirin fata yana shafar kebul na coaxial a cikin waɗannan bangarorin:

① Ƙarfafa juriya da hasara - Saboda halin yanzu yana gudana akan farfajiya, an rage girman yanki mai tasiri mai tasiri, yana sa mai kula da cibiyar sadarwa na coaxial ke haifar da juriya mafi girma, ta haka ne ya kara yawan asarar watsawa.

② Dumama - Halin da ke haifar da siginar mita mai girma yana mayar da hankali a cikin magudanar ruwa, wanda zai haifar da sakamako mai mahimmanci na thermal, don haka ƙara yawan zafin jiki na kebul kuma yana rinjayar kwanciyar hankali da amincin siginar.

③ Zaɓin kayan aiki - Lokacin zayyana kebul na coaxial, dole ne a yi la'akari da ƙayyadaddun abubuwan gudanarwa na tsakiya. High conductivity kayan kamar azurfa plating jan karfe iya yadda ya kamata rage juriya da kuma rage asara.

△Don rage tasirin tasirin fata, dabarun magance tasirin fata sun haɗa da:

① Haɓaka kayan aiki - zaɓin kayan aiki mai girma don rage asarar juriya. Alal misali, ta yin amfani da na'urorin jan ƙarfe na azurfa, Layer na azurfa zai iya samar da haɓaka mai girma, kuma saboda tasirin fata, kauri na azurfa yana buƙatar kawai 'yan micrometers.

② Zane Mai Gudanarwa - Haɓaka tsarin gudanarwa, kamar yin amfani da ƙwararrun ƙwanƙwasa, na iya ƙara sararin samaniya da rage tasirin fata.

③ Tsarin Sanyaya - Don aikace-aikacen mitoci masu yawa, yi amfani da tsarin sanyaya mai dacewa don hana zafi.

④ Kebul na Musamman - Daidaita ƙirar kebul dangane da ƙayyadaddun buƙatun aikace-aikacen, la'akari da abubuwa da yawa kamar mita, matakin wutar lantarki, da nisan watsawa.

Gabaɗaya, fahimta da sarrafa tasirin fata yana da mahimmanci don tabbatar da aikin watsa sigina mai girma a cikicoaxial igiyoyi . Ta hanyar ƙira mai hankali da aikace-aikacen kayan inganci, layin watsa coaxial na iya yin aiki da kyau, ta haka yana tallafawa buƙatun sadarwar mu cikin sauri. Waɗannan yanke shawara ne ke tabbatar da cewa kowace sigina, daga sadarwa mara waya ta ƙasa zuwa watsa tauraron dan adam, ana iya watsa shi a fili kuma cikin dogaro a cikin mahalli masu rikitarwa da ƙalubale.