Ke hoʻohālikelike ʻia me nā ʻāina ʻē, ʻoi aku ka nui o ka mākeke ethanol wahie, a i kēia manawa ua monopoli ʻia e ka biomass ethanol. ʻO ka lanahu -to -ethanol e manaʻo ʻia e lilo i alakaʻi hoʻomohala hou aʻe o ka ʻoihana kemika lanahu aʻe ma hope o ka hana ʻana i ka aila, ka lanahu -to -gas, ka lanahu -to -olefin, a me ka lanahu -to -ethylene glycol, a hoʻokūkū pololei. no ka biomass ethanol me kona waiwai nui.
Nānā kumu
ʻO koʻu ʻāina ka wahie ethanol makeke he nui ākea, a i ka wā lōʻihi, ua aneane 9.4 miliona mau tona o ke koi. Hiki i ka wahie ethanol ke hoʻonui i ka ʻaila, i ka manawa like, ke kūpaʻa pahū maikaʻi, a ua hoʻolaha nui ʻia a puni ka honua. I ka makahiki 2016, he 2.6 miliona tons wale nō ka hana ʻana o ka wahie ethanol o koʻu ʻāina, ke hoʻohālikelike ʻia me ka United States '42.66 miliona tons a me 17.44 miliona tons ma Brazil, nona kahi lumi nui no ka hoʻomohala ʻana. I ka wā waena, ua manaʻo ka "13th Five-Year Plan" o ka Energy Bureau i ka makahiki 2020, he 4 miliona tons ka nui o ka wahie ethanol o koʻu ʻāina, he piʻi o 54% mai ka piʻi ʻana o kēia manawa. ʻAha koi ethanol. Eia kekahi, ʻoi aku ka maikaʻi o ka hoʻokomo ʻana i ka ethanol a me ka hoʻolaha ʻana o ka ethanol gasoline no ka noi ʻana i ka wahie ethanol.
ʻIke ʻia ke kumu kūʻai o ka ethanol wahie lanahu, me ke kumu kūʻai o 300 yuan/ton a i 800 yuan/ton ma mua o ke kumu kūʻai o ka ethanol glycotic. ʻO nā ala kaʻina ʻelua o ka wahie ethanol splitter ethanol a me ka lanahu-to-ethanol, helu ʻia ke kumukūʻai o ka biomass ethanol ma 4700-5600 yuan (G1 generation 4709 yuan/ton, G1.5 generation 5275 yuan/ton, G2 generation 5588 yuan/ tona); ʻoiai ʻo ke kumu kūʻai ethanol i hana ʻia me ka lanahu ma waena o 4000-4200 yuan (IFP synthetic gas direct hydrogen refreshing 4071 yuan/ton, Portal chemical acetic acid direct hydrogenation o 4084 yuan/ton, extended hydrogen hydrogen acid ester hydrogenation 4201 yuan/ton, medium - ʻenehana hikiwawe hydrogen acetate 4104 yuan/ton), ʻoiai ma hope o ka noʻonoʻo ʻana i nā mea e like me ka ethanol meaʻai. ʻO ke kālā kōkua a me ka hoʻemi ʻauhau ʻai, ʻoi aku ka maikaʻi o ke kumu kūʻai o ka lanahu-to-ethanol, me ka ʻokoʻa o ke kumu kūʻai ma kahi o 300 yuan/ton. Hiki ke kiʻekiʻe loa ma kahi o 800 yuan/ton.
Ua hōʻole ʻia nā haʻawina ethanol biomantic, a ua manaʻo ʻia e puka mai ka ethanol i hana ʻia me ka lanahu me ka uku kumukūʻai. I ka wā e hiki mai ana, hiki i ka biomass ethanol ke alo i kēia mau pilikia: (1) Ua hoʻomau ka emi ʻana o ke kālā kālā, a ua hāʻule nā kōkua ethanol palaoa mai ka 1883 yuan/ton i ka makahiki 2005 a i ka 2016 me ka loaʻa ʻole o ke kālā, a ua pōʻino paha ka waiwai; (2) Ka hoʻolako ʻana i ka mahiʻai - ʻaoʻao hoʻoponopono hou No ka hoʻopau ʻana i ke kulina, e hoʻonui ke kumukūʻai o ke kulina i ke kumukūʻai o ka ethanol kulina inā e hoʻohaʻahaʻa ʻia ka lalo o ke kulina. I ka hoʻohālikelike ʻana, loaʻa nō i ka lanahu -to -ethanol ka lanakila hoʻokūkū me ka ʻole o ke kālā. Eia kekahi, ʻo ka nui o ka hana o ka ethanol biological and coal-made ethanol i ka wā e hiki mai ana ma kahi o 3: 1. Manaʻo mākou ʻaʻole ikaika loa ka hoʻokūkū ma waena o nā hui lanahu-to-ethanol, a ua manaʻo ʻia e hoʻololi i ka ethanol biological nui. me ka uku uku.
Ka manawa hoʻouna: Mar-15-2023