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  • He aha ke kumu o ka hydrogen wahie kaʻa?

    He ʻano mea hana mana, hoʻololi i ka ikehu kemika i loko o ka wahie i ka ikehu uila ma o ka redox reaction o ka oxygen a i ʻole nā ​​oxidants ʻē aʻe. ʻO ka wahie maʻamau ka hydrogen, hiki ke hoʻomaopopo ʻia ʻo ia ka hopena hope o ka electrolysis wai i ka hydrogen a me ka oxygen. ʻAʻole like me ka rocket ...
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  • No ke aha e hoihoi ai ka ikehu hydrogen?

    I nā makahiki i hala iho nei, hoʻolaha nā ʻāina a puni ka honua i ka hoʻomohala ʻana i ka ʻoihana ikehu hydrogen i ka wikiwiki ʻike ʻole. Wahi a ka hōʻike i hoʻokuʻu ʻia e ka International Hydrogen Energy Commission a me McKinsey, ʻoi aku ma mua o 30 mau ʻāina a me nā wahi i hoʻokuʻu i ka palapala alanui no ...
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  • Nā waiwai a me ka hoʻohana ʻana i ka graphite

    Hōʻike Huahana: He palupalu ka graphite Graphite pauka, ʻeleʻele hina, momona a hiki ke hoʻohaumia i ka pepa. ʻO 1-2 ka paʻakikī, a hoʻonui i ka 3-5 me ka piʻi ʻana o nā haumia ma ke ala kū. ʻO ka gravity kiko'ī he 1.9-2.3. Ma lalo o ke kūlana o ka hoʻokaʻawale oxygen, ʻo kona wahi hoʻoheheʻe he ...
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  • ʻIke maoli ʻoe i ka pauma wai uila?

    ʻO ka ʻike mua o ka pauma wai uila He ʻāpana koʻikoʻi o ka ʻōnaehana ʻenekini kaʻa. I loko o ke kino cylinder o ka mīkini kaʻa, aia kekahi mau kahawai wai no ka hoʻoheheʻe ʻana i ka wai, i hoʻopili ʻia me ka radiator (i ʻike ʻia ʻo ka pahu wai) ma ...
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  • Ke piʻi nei ke kumukūʻai electrode graphite i kēia manawa

    ʻO ka piʻi ʻana o ke kumukūʻai o nā mea maka ke kumu nui o ka piʻi ʻana o ke kumukūʻai o nā huahana graphite electrode. ʻO ke kumu o ka pahuhopu "carbon neutralization" a me ke kulekele palekana o ke kaiapuni, ke manaʻo nei ka ʻoihana i ke kumukūʻai o nā mea waiwai e like me ka petroleu...
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  • ʻEkolu mau minuke e aʻo ai e pili ana i ka silicon carbide (SIC)

    Introduction of Silicon Carbide Silicon carbide (SIC) he 3.2g/cm3. He kakaikahi loa ka carbide silicon maoli a ua hana nui ʻia e ke ʻano hana. E like me ka hoʻokaʻawale ʻokoʻa o ka hoʻolālā kristal, hiki ke hoʻokaʻawale ʻia ka carbide silicon i ʻelua mau ʻāpana: α SiC a me β SiC ...
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  • ʻO ka hui hana ʻo Kina-US e hoʻoponopono i nā ʻenehana a me nā kālepa kālepa i ka ʻoihana semiconductor

    I kēia lā, ua hoʻolaha ʻo China-US Semiconductor Industry Association i ka hoʻokumu ʻana o "China-US semiconductor industry technology and trade restriction working group" Ma hope o kekahi mau manawa o nā kūkākūkā a me nā kūkākūkā, nā hui ʻoihana semiconductor o Kina a me United Sta...
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  • Makeke Electrode Graphite Global

    I ka makahiki 2019, ʻo ke kumukūʻai o ka mākeke ʻo US $ 6564.2 miliona, i manaʻo ʻia e hōʻea i ka US $ 11356.4 miliona e 2027; mai 2020 a i 2027, ʻo ka ulu ʻana o ka makahiki hui e manaʻo ʻia he 9.9%. He mea nui ka graphite electrode i ka hana kila EAF. Ma hope o ʻelima mau makahiki o ka emi nui ʻana, ua ...
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  • ʻO ka hoʻomaka ʻana o ka graphite electrode

    Hoʻohana nui ʻia ka graphite electrode i ka hana kila EAF. ʻO ka hoʻohana ʻana i ka graphite electrode e hoʻokomo i kēia manawa i loko o ka umu ahi. Hoʻopuka ke au ikaika i ka hoʻokuʻu ʻana i ke kinoea ma ka ʻaoʻao haʻahaʻa o ka electrode, a hoʻohana ʻia ka wela i hana ʻia e ke arc no ka hoʻoheheʻe ʻana. ...
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