ʻO ke kumumanaʻo o ka membrane hoʻololi proton, ka mākeke a me kā mākou hana proton o ka hoʻolauna huahana membrane hoʻololi

In membrane hoʻololi protonI loko o ka membrane o ke kelepona wahie, ʻo ka oxidation catalytic o nā protons he cathode i loko, i ka manawa like, neʻe ka anode o nā electrons i ka cathode ma o kahi kaapuni waho, hui pū ʻia me ka hoʻemi ʻana o ka oxygen uila a me ka cathodic ma luna o ka wai i hana ʻia, ka ikehu i hana ʻia e ka uila ma o kahi conduction kaapuni waho. Ma ka membrane hoʻololi proton maʻamau, ʻo ka pono o ka electrode a me ka membrane kelepona wahie kahi mea nui, a ʻo ke kiʻekiʻe o ka conductivity proton kahi hiʻohiʻona koʻikoʻi o nā mea membrane hoʻololi proton. ʻO ka membrane hoʻololi proton ka mea maʻamau i haku ʻia me kahi ʻano hoʻokaʻawale maikaʻi o ka hydrophobic a me ka hydrophilic, ʻo ka ʻano hydrophobic e pale aku i ka omo wai nui, e hoʻohaʻahaʻa i ka pehu o ka membrane, e mālama i ke kūpaʻa mechanical o ka membrane; ʻO nā hui hydrophilic o ka sulfate e alakaʻi ana i ke kahawai e hāʻawi ana i ka lawa, hiki ke hoʻololi i nā protons mai anode a i cathode, i ka manawa like.

ʻO nā hemahema o nā pūnaewele wahie membrane hoʻololi proton mua he kumukūʻai kiʻekiʻe a me ke ola pōkole ma muli o ka hoʻohana ʻana i nā membrane polystyrene-styrene copolymer sulfonated. I nā makahiki 1970, ua pani ka membrane Nafion i ka membrane polystyrogen-divinylbenzene copolymer sulfonated ma ke ʻano he membrane maʻamau no nā pūnaewele wahie membrane hoʻololi proton.

Pono ka membrane waikawa sulfonic kinoea āpau e hana ma lalo o 100 ° C, a i ka wā e ʻoi aku ai ka mahana ma mua o 100 ° C, maloʻo koke ka membrane a hiolo nā ʻāpana ionic i loko o ke ʻano membrane, e hopena ana i ka emi nui ʻana o ka conductivity. I kēia manawa, hana ka hapa nui o nā cell wahie ma nā mahana ma lalo o 100 ° C, akā ʻaʻole kūpono kēia. No laila,nā membrane hoʻololi protonpono e hoʻomohala hou ʻia nā mea hiki ke hoʻololi i nā mahana kiʻekiʻe. He hopena koʻikoʻi ko ka pae hana i ke kumukūʻai hana o ka membrane hoʻololi proton. ʻO ke kumukūʻai o ka membrane hoʻololi proton he ʻekolu ʻāpana nui: (1) ke kumukūʻai mea ionomer; (2) ke kumukūʻai mea o ka polytetroxene i hoʻonui ʻia a me (3) ke kumukūʻai hana kiʻiʻoniʻoni. Hoʻopilikia ʻia ke kumukūʻai mea a me ka lāʻau hana e ka pae hana. Ke piʻi ka pae hana mai 1000 set/makahiki a i 10000 set/makahiki, hiki ke hoʻemi ʻia ke kumukūʻai hana o ka hoʻololi proton a me ka hoʻololi kiʻiʻoniʻoni e 77% a hiki ke hoʻemi ʻia ke kumukūʻai holoʻokoʻa e 70%.

ʻO VET Technology Co., Ltd ka ʻoihana ikehu o VET Group, he ʻoihana ʻenehana kiʻekiʻe aupuni e loea ana i ka noiʻi a me ka hoʻomohala ʻana, hana ʻana, kūʻai aku a me ka lawelawe ʻana i nā ʻāpana kaʻa a me nā ʻāpana ikehu hou, ʻo ia hoʻi ka hana ʻana i nā moʻo motika, nā pamu vacuum, nā cell wahie a me ka pila kahe, a me nā mea holomua hou ʻē aʻe.

I nā makahiki i hala iho nei, ua hōʻuluʻulu mākou i kahi hui o nā talena ʻoihana akamai a me nā hui R & D, a he ʻike kūpono ko mākou i ka hoʻolālā huahana a me nā noi ʻenekinia. Ua hoʻokō mau mākou i nā holomua hou i ka automation o nā lako hana hana huahana a me ka hoʻolālā laina hana semi-automated, e hiki ai i kā mākou hui ke mālama i ka hoʻokūkū ikaika ma ka ʻoihana like.

Me nā hiki R & D mai nā mea koʻikoʻi a hiki i nā huahana noi hope loa, ua hoʻokō nā ʻenehana koʻikoʻi a me nā ʻenehana koʻikoʻi o nā kuleana waiwai kūʻokoʻa i nā hana hou ʻepekema a me ka ʻenehana. Ma muli o ka maikaʻi o ka huahana paʻa, ka hoʻolālā hoʻolālā maikaʻi loa a me ka lawelawe ma hope o ke kūʻai aku kiʻekiʻe, ua lanakila mākou i ka ʻike a me ka hilinaʻi mai kā mākou mea kūʻai aku.

ʻO nā membrane Nafion PFSA i hana ʻia e VET Energy he mau membrane i hoʻoikaika ʻole ʻia e pili ana i nā polymers Nafion PFSA, nā copolymers perfluorinated sulfonic acid/polytetrafluoroethylene i ke ʻano waikawa (H+). Hoʻohana nui ʻia nā membrane Nafion PFSA i lokomembrane hoʻololi proton(PEM) nā keena wahie a me nā electrolysers wai. I loko o nā ʻano keena electrochemical like ʻole, hana nā membranes ma ke ʻano he mea hoʻokaʻawale a me nā electrolytes paʻa a koi ʻia e hoʻoili koho i nā cations ma o nā hui cell. He kūpaʻa kemika a paʻa ka polymer.

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Ka manawa hoʻouna: Iulai-29-2022
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