Upfu hwegrafiti hune conductivity yakakwira. Kufambiswa kweupfu hwegrafiti chinhu chakakosha che conductive graphite powder. Pane zvinhu zvakawanda zvinokanganisa conductivity ye conductive graphite powder, zvakaita sehuwandu hwe graphite powder, external pressure, environment humidity, hunyoro uye kunyange chiedza, zvinowanzo shandiswa kuyera conductivity ye graphite powder nenzira dzinotevera:
1, kuyerwa kwekudzivirira kwevoltammetry
Nzira chaiyo: shandisa bharubhu diki, zvichienderana nekupenya kwekufambisa kwayo, kana pfuti yerambi yakajeka, bharubhu racho rinenge diki.
2. Kufambiswa kwehupfu hwegrafiti inoyerera kunoyerwa nenzira ye resin
Tenga resin yependi inofambisa mvura, wedzera huwandu hwakaenzana hweupfu hwegirafiti inofambisa mvura, uiise pabhodhi uye uedze kutenderera kwayo uchishandisa digital multimeter.
3. Zvimwe zvinhu zvekuyera resistivity ye conductive graphite powder
Kufambiswa kwesimba kunochinja zvichienderana nezvinhu zvekunze, uye zvinonzwa zvakanyanya. Maikorofoni ekutanga aigadzirwa nehupfu hwegraphite, nekuti kufambiswa kwesimba kwemagetsi pakati pezvikamu zvegraphite kwakachinja nekudengenyeka kweruzha, kuchichinja magetsi kuti abudise chiratidzo cheanalog. Sezvaunogona kufungidzira, unofanirwa kuyera kufambiswa kwesimba kwake munzvimbo yekuedza.
Kubudirira kweupfu hwegrafiti mukufambisa mhepo chinhu chakakosha pakugadzira zvigadzirwa zvinofambisa mhepo, saka zvakakosha kuyera kugona kweupfu hwegrafiti mukufambisa mhepo.
Nguva yekutumira: Gumiguru-22-2021