HangangaPūtaiao

Waikura pārana

hāngai ana te whakamahi te nuinga noa o te taonga "waikura konu" Kei runga i tona taonga hygroscopic - te kaha ki te takanga mai te wai. reira he tika te reira i roto i te ahumahi matū, kua whakamahia te reira rite te wāhanga mō te whakaputa pārana hauwai. I roto i te ahumahi he mahuinga i te hanga o aukume uku waikura. I tua atu, i roto i nga tikanga hakari o te konu waikura nei tātai bảo, kitea ahau tono nui i roto i Microelectronics me te hikohiko. Hoki te hanga o te ferrate te whakamahi i konu magnitokeramiki, i whiwhi nei e whakakotahi i roto i te mara kaha autō i raro i te pēhanga o te ranunga o te konu me waikura rino puehu.

Heoi, ko te arotahi matua o te tono ko te hanga o cathodes thermionic. Early rau tau whakamutunga, pūtaiao i Germany Venelt ako irahiko ture tukunga, tata nei i whakatuwheratia English kaihōpara Richardson. Hoki ngā whakamahia Venelt mongamonga o waea konukawata. whakapumautia tino nga hua whakamātautau tuatahi nga whakatau unu i muri i te ahupūngao Ingarihi. Otiia ka rahua te wheako me te whakaaro Venelt e te rere o ngā irahiko kei runga noa ake i noa, no te mea i runga i te mata o te mahi rauemi - konukawata - taea puta tetahi poke. I muri te taki tona whakaaro i kitea Venelt e te nui o te puna irahiko o te deflection rere he konu waikura, konukawata maiki i runga i te mata hei wāhanga o ngā pūrere hangarau hinu whakamahia i roto i te whakamātautau. Conclusions Venelta roa noho mōhiotia no te mea kihai i taea e te hapori pūtaiao experimentally tā tona wheako. ka mau te reira i tata te rau tau mo te ahupūngao Ingarihi whakamatauria Kohler te tika Venelta. Kohler i te pūtake o ngā toutou whakakitea e te mea i raro konu waikura te ki whakawera i te pēhanga haeretia raro, tere faarahi te kaha tukunga thermionic.

Anake i roto i te thirties o rau whakamutunga, te kēmihi Tiamana fokotu'u Paora, ngā i roto i te meka e whakahohe hoki o te aroaro o poke i roto i te waikura pārana irahiko. I roto i te tauhohe, whakahaere nei i te pēhanga iti wahi o te hāora, e mawhiti i te waikura. Toe ionized ai te konu, me te reira whakatairanga te ahua o irahiko free. Enei irahiko a ko te hunga e mahue i te hanganga, tioata ka wera, me te e kotahi titiro pu mai Venelt.

Ko reira anake i te timatanga o te hawhe tuarua o te rau tau whakamutunga i te mutunga whakamatauria te tika o tenei whakapae. Whārangi a P. A. Bundeli Reo Kovtun (USSR) e kore i taea e anake numera whakaturia uara o te kukū o poke i roto i te waikura konu, engari ano hoki i te whakamātau ki te whakarite i tona uara ki te rahinga rere thermionic. Ko te aha whakamahia te waikura konu te rite whakauru mātātoa i roto i te hanga o cathodes thermionic. Ka rite ki te tauira, he kurupae irahiko, i nei te whakapakoko hangaia i runga i te pouaka whakaata rorohiko ranei aroturuki ohie mata. Ko te pūtake awa kounga konei mahi pārana waikura.

Ki te te taonga, ko te ki te tamata ki te tareka i te wai, kua kitea taua mea e tauhohe konu waikura ki te wai mā te para i te otinga. Ko te kupu whiwhi taonga waihā konu - paura ma ki te ira whakakoero o 78 ° C. tali tēnei pūhui te ki te pai te hauhā hau, a na reira te wairewa, maha i huaina "wai barite", Kei te whānui whakamahia rite te kaiwhakahohe ki te hauhā.

ngā te pūhui tīmata me te wae e hiahiatia ana te ki ngā rauemi tae, lubricants me hinu. Taua whakamahi o te konu waikura tohu ara DI Mendeleev.

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