Yawancin na'urori masu amfani da kayan lantarki sunyi amfani da tsayayyar rashin ƙarfi, yawanci 1 / 8th watt ko žasa. Duk da haka, aikace-aikace irin su samar da wutar lantarki, ƙwaƙwalwar ƙarfin hali, gyare-gyaren wutar lantarki, masu tasowa, da masu hutawa suna buƙatar matsanancin ƙarfi. Kullum zafin tsayayyar ƙarfin wutar lantarki sune tsayayyen da aka kiyasta don 1 watt ko manyan naurori kuma suna samuwa a cikin filin kilowatt.
Ƙarfin wutar lantarki
Matsayin ikon ikon gwagwarmaya ya bayyana yadda zafin ƙarfin da za a iya magancewa kafin tashin hankali ya fara fama da lalacewa. Za'a iya samo ikon da aka samu ta hanyar gwagwarmaya ta hanyar amfani da ka'idar farko ta Joule, Power = Voltage x Yanzu * 2. Ƙarfin da aka tsinke ta wurin tsayayyar ya juya zuwa zafi kuma yana ƙara yawan zafin jiki na tsayayyar. Yanayin zafin jiki zai ci gaba da hawan har sai ya kai wani wuri inda zafi ya rushe a cikin iska, hukumar kulawa, da yanayin kewaye ya daidaita yanayin zafi. Tsayawa yawan zafin jiki na tsayayyar rashin ƙarfi zai kauce wa lalacewa ga tsayayyar kuma bari ya rike magunguna mafi girma ba tare da lalacewa ko lalacewa ba. Yin aiki da tsayayyar wutar lantarki a sama da ikonsa da zafin jiki zai iya haifar da sakamako mai tsanani wanda ya haɗa da motsawa cikin tsayayyar ƙarfin hali, raguwa a rayuwa, bude yanayin, ko yanayin zafi don haka tsangwama zai iya kama wuta ko kama kayan kewaye da wuta. Don kauce wa waɗannan nauyin haɓaka, ana daɗewar rikici na ƙarfi bisa ga yanayin aiki .
Harkokin wutar lantarki yawanci ya fi girma fiye da takwarorinsu na ƙasa. Girman girma yana taimakawa wajen rage zafi kuma sau da yawa ana amfani dashi don samar da zaɓuɓɓukan sakawa don heatsinks. Har ila yau, ana iya samun tsayayyar matakan ƙarfi a cikin akwatunan ƙaddarar wuta don rage haɗarin yanayin rashin cin nasara.
Mai Ruwa Mai Ruwa
An kiyasta yawan tsayayyar matakan wutar lantarki a zazzabi na 25C. Yayin da zafin jiki na tsayayyar wutar lantarki ya wuce sama da 25C, ikon da tsayayyar da zai iya kiyaye lafiyar fara farawa. Don daidaita yanayin yanayin da ake sa ran, masana'antu suna samar da sashin layi wanda ya nuna yawan ƙarfin da tsayayyar za ta iya ɗauka yayin da yawan zafin jiki na gwagwarmaya ya tashi. Tun 25C tana da yawan zafin jiki, kuma duk wani ikon da aka tsinkewa ta hanyar maye gurbin wutar lantarki ya haifar da zafi, yin amfani da tsayayyar wutar lantarki a matakin ƙarfinta ya kasance da wuya sosai. Don lissafin tasirin tasirin aiki na masana'antun masu gwagwarmaya ya samar da wata hanyar yin amfani da wutar lantarki don taimakawa masu zane-zane su daidaita hakikanin ƙuntatawar duniya. Zai fi dacewa don yin amfani da madaidaicin ikon sarrafawa a matsayin jagora kuma zauna a cikin yankin da aka shawarta. Kowace irin gwagwarmaya za ta sami shinge daban daban da kuma iyakar adawan aiki.
Yawancin abubuwan da ke waje na iya tasiri da ikon yin amfani da hanyoyi na tsayayya. Ƙarawar sanyaya ta iska mai karfi, mai shinge, ko mafi girman bangaren bangaren don taimakawa wajen kawar da zafin rana da tsayayyen zai yi watsi da wani ƙarfi da kula da ƙananan zafin jiki. Duk da haka, wasu dalilai suna aiki da kwantar da hankali, irin su wutar zafi da aka gina a cikin yanayi na yanayi, zafi mai zafi da ke samar da abubuwa da abubuwan muhalli irin su zafi da tsawo.
Nau'in Maɗaukaki Masu Gyara Maɗaukaki
Akwai nau'i-nau'i iri-iri masu ƙarfi a kasuwar. Kowane irin tsayayya yana bada damar daban - daban don aikace-aikace daban - daban. Rigon maganin wutan lantarki ne na kowa kuma suna samuwa a cikin nau'o'in nau'i nau'i, daga dutsen dutsen, radial, axial, kuma a cikin tsauni na zane-zane don kyakkyawan zafin rana. Sakamakon iyakokin waya ba tare da ɓata ba suna samuwa don aikace-aikacen wutar lantarki mai girma. Don aikace-aikacen wutar lantarki da yawa, irin su ƙarfafawa na ƙarfafa, tsayayyen waya na nichrome, wanda aka yi amfani da shi azaman abubuwa masu dumama, sune zaɓuɓɓuka masu kyau, musamman ma lokacin da aka sa ran nauyin daruruwan zuwa dubban Watts.
- Wuraren Wuta
- Cimin Maimaitawar
- Yanayin Film
- Metal Film
- Carbon Composite
- Nichrome Wire
Abubuwan Daftarin
- DPAK Resistors
- Tsare-tsaren Dutsen Chasis
- Radial (tsaye) Resistors
- Resistors Axial
- Resistors na Dutsen Surface
- Taɓo-ramin Resistors