Foam yemhangura rudzi rutsva rwezvinhu zvakasiyana-siyana zvine nhamba yakawanda yezviputi zvakabatanidzwa kana zvisingabatanidzi zvakaenzana zvakagoverwa pamatrix emhangura. Foam yemhangura ine conductivity yakanaka uye ductility. Kuenzaniswa nenickel foam, ine yakaderera mutengo wekugadzirira uye yakanaka conductivity, uye inogona kushandiswa kugadzira bhatiri negative electrode (mutakuri) zvinhu, catalyst carrier uye electromagnetic shielding zvinhu.
Kunyanya, mhangura ine furo ine mamwe mabhenefiti ari pachena se substrate yemabhatiri emagetsi, asi nekuti mhangura haina corrosion-resistant se nickel, inoganhurawo zvimwe zvekushandisa kwayo.
Iyo mhangura ine furo inogadzirwa nehupfu metallurgy uye electroplating, uye simbi yakapupuma inogadzirwa nekuwedzera inopupuma musimbi yakanyungudutswa;
1.Powder metallurgy metal foams yakagadzirwa nekuwedzera mhepo inoputika (yakadai seNH4Cl) kuhupfu, iyo inoputika inoputika panguva yekupisa, ichisiya voids.
2. Electrochemical deposition method inogona kushandiswa kugadzira simbi ine furo ine furo chimiro uye porosity kusvika 95%, kusanganisira simbi furo pamwe Cu, Ni, NiCrFe, ZnCu, NiCu, NiCrW, NiFe uye mamwe simbi uye alloys sezvo skeletons.
Iyo simbi inoiswa pamuviri weporous ne electrochemical nzira, uye zvikamu zvakaiswa zvakabatanidzwa pamwe chete nekupisa, uye simba rinosvika kune inodiwa yakakwirira-porosity metal foam, iyo ine porosity yakakwira uye inogona kuzadzwa nezvimwe zvinhu, senge catalysts. . electrolyte, nezvimwewo.
3. Kuburikidza neburifuro remhangurainogadzirirwa ne sintering-desolvation process, uye electrolytic copper poda, NaCl particles uye additives zvinosanganiswa zvakafanana uye zvinotsikirirwa mumakompakiti akasvibira. Sintering furnace inoiswa mu argon atmosphere for sintering, uye chigadzirwa chinowanikwa chinoiswa mumvura inopisa inotenderera. Yakanyungudutswa mumudziyo, yobva yashambidzwa ne ultrasonic mvura yekugeza uye acetone, uye pakupedzisira yakaomeswa kuti iite yakazaruka pores, iyo inoumbwa nenzira nhatu dzakabatana nzvimbo network, ine porosity ye50-81%, avhareji pore dhayamita ye0.2- 4 mm, uye kugovera pore.

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