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Makhalidwe a makina odulira plasma

Makina odulira plasma amatha kudula mitundu yonse ya zitsulo zomwe zimakhala zovuta kudula pogwiritsa ntchito mpweya wosiyanasiyana, makamaka zitsulo zopanda chitsulo (chitsulo chosapanga dzimbiri, chitsulo cha kaboni, aluminiyamu, mkuwa, titaniyamu, nikeli) ndi bwino kudula;

Ubwino wake waukulu ndi wakuti makulidwe odulira si a zitsulo zazikulu, liwiro lodulira la plasma ndi lachangu, makamaka podula mapepala wamba a carbon steel, liwiro limatha kufika nthawi 5-6 kuposa njira yodulira mpweya, pamwamba pake ndi posalala, kusintha kwa kutentha ndi kochepa, ndipo palibe malo omwe amakhudzidwa ndi kutentha.

Makina odulira plasma apangidwa mpaka pano, ndipo mpweya wogwirira ntchito womwe ungagwiritsidwe ntchito (mpweya wogwirira ntchito ndiye chowongolera cha plasma arc ndi chonyamulira kutentha, ndipo chitsulo chosungunuka chomwe chili mu incision chiyenera kuchotsedwa nthawi yomweyo) chimakhudza kwambiri mawonekedwe odulira, khalidwe lodulira ndi liwiro la plasma arc. Zimakhudza kwambiri. Mpweya wogwirira ntchito wa plasma arc womwe umagwiritsidwa ntchito kwambiri ndi argon, hydrogen, nayitrogeni, mpweya, mpweya, nthunzi yamadzi ndi mpweya wosakanikirana.

Makina odulira plasma amagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana monga magalimoto, sitima zapamadzi, zombo zopondereza, makina a mankhwala, mafakitale a nyukiliya, makina wamba, makina omanga, ndi nyumba zachitsulo.

Chofunika kwambiri pa ntchito ya zida za plasma: arc imapangidwa pakati pa nozzle (anode) ndi electrode (cathode) mkati mwa mfuti, kotero kuti chinyezi chomwe chili pakati pake chimasinthidwa kukhala ionized, kuti plasma ikhale bwino. Panthawiyi, nthunzi ya ionized imatulutsidwa mu nozzle mu mawonekedwe a plasma jet ndi kukakamizidwa komwe kumapangidwa mkati, ndipo kutentha kwake ndi pafupifupi 8 000°C. Mwanjira imeneyi, zinthu zosayaka zimatha kudulidwa, kulumikizidwa, kulumikizidwa ndi njira zina zochizira kutentha.

Makhalidwe a makina odulira plasma


Nthawi yotumizira: Feb-10-2023
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