Mankhwala osokoneza bongo

Mankhwala osokoneza bongo a bamboo (1)

Zipangizo za bamboo zimakhala ndi zochulukirapo za celluose, mawonekedwe owonda mazira, mphamvu zabwino komanso ma pulasitiki. Monga njira yabwino yopangira nkhuni zopangira zopangira zopangira, bamboo akhoza kukwaniritsa zofuna za zamkati zopanga mapepala apakati ndi omaliza. Kafukufuku wasonyeza kuti bamboo wopangidwa ndi bamboo ndi ma fibertems ali ndi mitengo yabwino. Kuchita kwa bamboo ndi lachiwiri kokha kokha kwa nkhuni zamkati, ndipo ndibwino kuposa zamkati-mafuta otakata ndi udzu. Myanmar, India ndi maiko ena ali kutsogolo kwa dziko lapansi m'munda wa khonde la bamboo ndi pepala. Mapepala a bamboo ndi zinthu zamapepala zimachokera ku Myanmar ndi India. Kukula mwamphamvu kukoka kwa bamboo ndi pepala la pepala ndikofunikira kwambiri kuthana ndi kuchepa kwa mitengo yamatawa.

Mkazi wa bamboo amakula mwachangu ndipo amatha kukololedwa zaka 3 mpaka 4. Kuphatikiza apo, nkhalango za bamboo zimakhala ndi mphamvu yolimba ya kaboni, kupanga phindu lazachuma, zachilengedwe ndi chikhalidwe cha makampani a bamboo ambiri otchuka. Pakadali pano ukadaulo wopanga ndi zida za ku China pang'onopang'ono, ndipo zida zida za kumetedwa komanso kumeta ndi zidapangidwa mwangozi. Mizere yayikulu ndi yapakatikati yopanga mapepala opanga mapepala atukuka ndikupanga kupanga ku Guizhou, Sichuan ndi malo ena.

Mankhwala a nsungwi
Monga zinthu za biomass, bamboo ali ndi zigawo zitatu zazikuluzikulu zamankhwala: Celluelulose, Himinellulose, ndi Lignallilose, kuphatikiza pa pectin pang'ono, wowuma, poxsaczarides, ndi sera. Mwa kusanthula mawonekedwe ndi mawonekedwe a bamboo, titha kumvetsetsa maubwino ndi zovuta za bamboo ngati zamkati ndi pepala.
1. Bamboo ali ndi cellulose yayitali
Pepala lomalizira lapamwamba lili ndi zofunikira kwambiri pazopangira zamkati, zomwe zimafunikira kwambiri cellulose zomwe zili bwino, zabwinoko, komanso zotsika zomwe zili mu Lignin, polysaccharides ndi zina zowonjezera. Yang Rengang et al. anayerekezera zigawo zazikulu zamankhwala zowerengeka monga bamboo (phylstachys pubescens), massine pine pine tene (51.20%), poplar (43.24%), ndi udzu wa tirigu (35.23%); Himichelsulose (pentosan) anali popula (22.61%), bamboo (21.12%), Thron Pine (8.20%); Zolemba za Lignin zinali bambo (30.67%), Mass Pine (27.97%), popula (11.10%). Itha kuwoneka kuti pakati pa zida zinayi zofananitsa, bamboo ndi omwe amakutira kwachilengedwe chachiwiri kwa Mascene Pine.
2. A Bamboo ulusi ndi wautali ndipo ali ndi gawo lalikulu
Kutalika kwakukulu kwa ulusi wa bamboo ndi 1.49 ~ 2,28 mm, mulifupi mwake ndi 12.24 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ 17.32 ~ gawo la 17.32 ~ 165; Makulidwe a khoma wamba a fiber ndi 3.90 ~ 5.25 ~ 5.25 μm, ndi khomalo-mpaka 4,20 ~ 7.5 ~ 250, lomwe ndi gawo lalikulu la gawo lalikulu. Zida zamkati zimadaliradi cellulose kuchokera ku zida za biomass. Zida zabwino za biofiber zopangira mapepala zimafunikira kuchuluka kwa ma cellulose ndi mitengo yotsika, yomwe siyingangowonjezera kutungalatsidwa, komanso kumachepetsa phulusa ndikupanga. Nkhong'amba za nyani za ulusi wautali komanso kuchuluka kwakukulu, komwe kumapangitsa kuti gemera ikhale italikidwe kangapo pamalo a nsungwi atapangidwa pepala, ndipo mphamvu ya pepalayo ili bwino. Chifukwa chake, mapira a nsungboo ali pafupi ndi nkhuni, ndipo ndi wamphamvu kuposa udzu wina monga udzu, udzu wa tirigu, ndi badAsa.
3. Bolao fiber ili ndi mphamvu yayikulu
Bamboo Cellose siyofanso, yopanda malire, ya biocampomhilic, ya hydrophilic, ndipo ili ndi mphamvu zamagetsi komanso zotentha. Akatswiri ena adayesa mayeso amitundu 12 a ulusi wa Bamboo ndipo adapeza kuti mphamvu zawo zamisala komanso mphamvu zawo zidapitilira zovala zam'madzi mwachangu. Wang et al. Anayerekezera kuchuluka kwa mitundu inayi yamitundu inayi: bamboo, kenaf, fir, ndi ramie. Zotsatira zake zidawonetsa kuti kudzakhala ndi mphamvu yankhusu ndi fibeza ya bamboo kunali kupitilizidwa kuposa zomwe zidalili.
4. BAMBOO ili ndi phulusa lalitali ndikupeza zomwe zili
Poyerekeza ndi matabwa, bamboo ali ndi mawonekedwe apamwamba a phulusa (pafupifupi 1.0%) ndi 1% Naoh Tingafikire panjira yopukutira, yomwe siyikupanga zotumphukira ndi madzi otaya madzi ndi Makampani ogulitsa, ndipo adzawonjezera mtengo wa zida za zida zina.

Pakadali pano, mtundu wa mapepala a Jashi Mapepala afika pazinthu za EU Roshas Zofunikira, adadutsa EU. Komanso ndi kampani yoyamba ku Sichian kuti ipeze chitsimikizo cha ku China komanso chiphaso chathanzi; Nthawi yomweyo, idayang'aniridwa ngati "cholowa chowunikira choyenererana" Ulendo.

Mankhwala osokoneza bongo a bamboo (2)
Olympis digito

Post Nthawi: Sep-03-2024