Chii chinonzi heat insulation refractory material?

Chii chinonzi heat insulation refractory material?Mitemo yakajairwa yemidziyo uye tekinoroji yekumisa pombi, thermal insulation material zvinoreva kuti kana avhareji tembiricha yakaenzana kana isingasviki 623K (350°C), thermal conductivity iri pasi pe0. 14W/(mK) zvinhu.Insulation zvinhu zvinowanzoreruka, kusununguka, porous, uye yakaderera thermal conductivity.Inowanzo shandiswa kudzivirira kurasikirwa kwekupisa mumidziyo yekupisa uye mapaipi, kana kushandiswa muchando (inonziwo general kutonhora) uye yakaderera tembiricha (inonziwo cryogenic), saka zvinhu zvekudzivirira kupisa munyika yangu zvinonziwo kuchengetedza kupisa kana kutonhora kuchengetedza zvinhu.Panguva imwecheteyo, nekuda kweiyo porous kana fibrous dhizaini yemafuta ekudzivirira zvinhu ane yakanaka inzwi absorption basa, rinoshandiswawo zvakanyanya muindasitiri yekuvaka.

Thermal insulation zvinhu zvine zvinotevera kuita zviratidzo.

(1) Thermal conductivity.Sechinhu chinopisa chinopisa, iyo thermal conductivity inofanira kunge idiki sezvinobvira.Kazhinji, iyo yekupisa conductivity inofanirwa kuve isingasviki 0.14W/(mK).Sechinhu chinopisa chinopisa chekuchengetedza kutonhora, chinodiwa chekupisa conductivity chakakwira.
(2) Kuwanda kwehuwandu, huremu husingawanzo hwezvinhu zvekudzivirira-kazhinji hunofanira kunge huri pasi-giredhi, kazhinji huwandu hwekupisa hudiki, asi panguva imwechete simba remuchina richadzikiswa, saka sarudzo ine musoro inofanira kuitwa. .
(3) Simba remagetsi.Kuti udzivise iyo yekudzivirira yekupisa zvinhu kubva pakuremara kana kukuvara pasi pehuremu hwayo uye simba, simba rayo rekumanikidza harifanirwe kunge riri pasi pe3kg/cm.
(4) Mwero wekutora mvura.Mushure mokunge mhepo inopisa inopisa inotora mvura, haizongoderedza zvakanyanya kushandiswa kwekushisa kwekushisa, l Inokuvadza zvikuru kune metal skimming.Nokudaro, muzambiringa unofanira kusarudza chinhu chinopisa-chinopisa chine mvura yakaderera yekunyura.
(5) Kupisa kupisa uye kushandiswa kwekushisa, kupisa kwekudzivirira zvinhu zvakasiyana-siyana zvekudzivirira kupisa zvinofanira kusarudzwa maererano nekushisa kwenzvimbo yekushandisa."Kushandisa tembiricha" ndiyo hwaro hwekupikiswa kwekupisa kwezvinhu zvinopisa zvinopisa.

Ruzivo rwuri pamusoro apa irwo ruzivo rwakakodzera nezve chii chinonzi kupisa kupisa uye refractory zvinhu zvinounzwa nenyanzvi yekudzivirira moto bhodhi kambani.Chinyorwa chinobva kugoldenpower Group


Nguva yekutumira: Zvita-02-2021