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  • Hiki i ka cell wahie hydrogen ke hoʻohana i nā ʻano wahie a me nā mea hānai like ʻole

    Ua hoʻohiki nā ʻumi o nā ʻāina i nā pahuhopu hoʻokuʻu ʻole net-zero i nā makahiki he ʻumi e hiki mai ana. Pono ka hydrogen e hoʻokō i kēia mau pahuhopu decarbonization hohonu. Ua manaʻo ʻia he 30% o nā hoʻokuʻu CO2 e pili ana i ka ikehu he paʻakikī ke hoʻopau me ka uila wale nō, e hāʻawi ana i kahi manawa kūpono nui no ka hydrogen. He ...
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  • Papa Bipolar, papa Bipolar no ke kelepona wahie

    ʻO nā papa Bipolar (BPs) kahi ʻāpana koʻikoʻi o nā cell wahie membrane hoʻololi proton (PEM) me ke ʻano multifunctional. Hoʻolaha like lākou i ke kinoea wahie a me ka ea, alakaʻi i ke au uila mai ke kelepona a i ke kelepona, wehe i ka wela mai ka wahi hana, a pale i ka leakage o nā kinoea a me ka coolant. Hoʻopaʻa inoa pū nā BPs...
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  • ʻO ke kelepona wahie hydrogen a me nā papa Bipolar

    Mai ka Hoʻokahuli ʻOihana, ʻo ka hoʻomehana honua i hoʻokumu ʻia e ka hoʻohana nui ʻana i nā wahie fossil ua hoʻoulu i ka piʻi ʻana o ke kai a me ka nalowale ʻana o nā holoholona a me nā mea kanu he nui. ʻO ka hoʻomohala aloha kaiapuni a me ka hoʻomau ʻana he pahuhopu nui ia i kēia manawa. ʻO ke kelepona wahie kahi ʻano ikehu ʻōmaʻomaʻo. I kona wā...
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  • ua hoʻomohala ʻia a hoʻomohala ʻia ke kaulahao graphite ma ke kumu o nā kaulahao metala

    ʻO ka hana a ka bearing ke kākoʻo i kahi ʻau e neʻe ana. No laila, e loaʻa mau ana kekahi hamo ʻana i ka wā o ka hana a, no laila, kekahi mau ʻaʻahu bearing. ʻO ke ʻano kēia, ʻo nā bearings kekahi o nā ʻāpana mua i loko o ka pamu e pono e hoʻololi ʻia, me ka nānā ʻole i ke ʻano o ka bearing...
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  • Hoʻohana kahi ʻōnaehana kelepona wahie i ka ikehu kemika o ka hydrogen a i ʻole nā ​​​​wahie ʻē aʻe e hana i nā mea uila maʻemaʻe a me ka pono.

    Hoʻohana kahi ʻōnaehana kelepona wahie i ka ikehu kemika o ka hydrogen a i ʻole nā ​​​​wahie ʻē aʻe e hana maʻemaʻe a me ka pono o ka uila. Inā ʻo ka hydrogen ka wahie, ʻo nā huahana wale nō ka uila, ka wai, a me ka wela. He kū hoʻokahi nā ʻōnaehana kelepona wahie ma ke ʻano o nā ʻano like ʻole o kā lākou mau noi hiki; hiki iā lākou ke hoʻohana i kahi w...
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  • Papa Bipolar a me ke kelepona wahie hydrogen

    ʻO ka hana o ka papa bipolar (ʻike ʻia hoʻi he diaphragm) ʻo ia ka hoʻolako ʻana i ke kahawai kahe kinoea, pale i ka collusion ma waena o ka hydrogen a me ka oxygen i loko o ke keʻena kinoea pākahiko, a hoʻokumu i kahi ala o kēia manawa ma waena o nā pou Yin a me Yang ma ke ʻano moʻo. Ma ke kumu o ka mālama ʻana i kahi ikaika mechanical ...
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  • Pūʻulu wahie hydrogen

    ʻAʻole e hana kū hoʻokahi kahi puʻu wahie, akā pono e hoʻohui ʻia i loko o kahi ʻōnaehana wahie. I loko o ka ʻōnaehana wahie, nā ʻāpana kōkua like ʻole e like me nā compressors, pumps, sensors, valves, nā ʻāpana uila a me ka ʻāpana hoʻomalu e hāʻawi i ka puʻu wahie me kahi lako pono o ka hyd...
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  • Karbida silika

    ʻO Silicon carbide (SiC) kahi mea semiconductor hui hou. Loaʻa i ka Silicon carbide kahi band gap nui (ma kahi o 3 mau manawa silicon), ikaika kahua koʻikoʻi kiʻekiʻe (ma kahi o 10 mau manawa silicon), conductivity thermal kiʻekiʻe (ma kahi o 3 mau manawa silicon). He mea semiconductor hanauna hou koʻikoʻi ia...
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  • ʻO nā mea substrates SiC o ka ulu ʻana o ka wafer epitaxial LED, nā mea lawe Graphite i uhi ʻia ʻo SiC

    He mea koʻikoʻi nā ʻāpana graphite maʻemaʻe kiʻekiʻe i nā kaʻina hana i ka semiconductor, LED a me ka ʻoihana solar. Loaʻa kā mākou mōhai mai nā mea hoʻopau graphite no nā wahi wela e ulu ana i ka kristal (nā mea hoʻomehana, nā mea hoʻoulu ipu, ka insulation), a i nā ʻāpana graphite kiʻekiʻe no nā lako hana wafer, e like me...
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