Sayansi Pambuyo pa Knitwear

Pamene kutentha kumatsika ndipo mphepo yamkuntho imayamba kuwomba, ndi nthawi yoti muvale sweti yabwino kuti muzitentha. Koma kodi munayamba mwadzifunsapo kuti n’chifukwa chiyani majuzi amakuthandizani kuti muzitentha? Kodi ndi nkhani yongoganizira chabe, kapena pali sayansi ina imene imachititsa zimenezi? Tiyeni tidumphire m'dziko la majuzi ndikufufuza funso: Kodi majuzi amakufunditsani?

Zovala, monga majuzi, masikhafu, ndi zipewa, ndizosankha zodziwika bwino kuti zizikhala zofunda m'miyezi yozizira. Mapangidwe apadera a nsalu zolukidwa amathandiza kwambiri kuti athe kusunga kutentha. Mosiyana ndi nsalu zolukidwa, zomwe zimapangidwa mwa kulumikiza magulu aŵiri a ulusi m’makona olondola, nsalu zoluka zimapangidwa mwa kulumikiza miluko ingapo. Kapangidwe kameneka kamapanga timatumba ting'onoting'ono ta mpweya mkati mwa nsalu yomwe imakhala ngati chotchinga kutentha potsekera kutentha pafupi ndi thupi.

Mtundu wa ulusi womwe umagwiritsidwa ntchito muzovala zoluka ungathandizenso kuwongolera magwiridwe antchito amafuta. Ulusi wachilengedwe monga ubweya, alpaca ndi cashmere amadziwika chifukwa cha zinthu zabwino kwambiri zotsekereza matenthedwe. Ulusiwu umakhala ndi mawonekedwe opindika omwe amapanga matumba a mpweya mkati mwa ulusi. Kuonjezera apo, ulusi wachilengedwe umatha kumangirira chinyezi, zomwe zimathandiza kuchepetsa kutentha kwa thupi mwa kuchotsa thukuta komanso kuteteza kuti chinyontho chisachulukane pakhungu.

Mosiyana ndi zimenezi, ulusi wopangidwa, monga acrylic ndi poliyesitala, nthawi zambiri amagwiritsidwa ntchito pa zovala zoluka chifukwa cha kulimba kwake komanso kukwanitsa kugula. Ngakhale kuti ulusi umenewu sungakhale ndi mphamvu zotetezera mofanana ndi ulusi wachilengedwe, ukhoza kusinthidwa kuti ufanane ndi kutentha kwa ubweya. Nthawi zambiri opanga amaphatikiza ulusi wopangidwa ndi ulusi wachilengedwe kuti apange zovala zofunda komanso zosavuta kuzisamalira.

Makulidwe a nsalu yoluka amathanso kukhudza momwe amasungira bwino kutentha. Zolukira zokhuthala ndi zokhotakhota zimakhala zotentha chifukwa zimapanga matumba akuluakulu a mpweya omwe amatsekera kutentha bwino. Kumbali ina, zoluka zolimba zolimba kwambiri zimathanso kutenthedwa, koma zitha kukhala zoyenerera kusanjika kapena kutentha kukakhala kozizira.

Kuphatikiza pa zomangamanga ndi zipangizo, mapangidwe a chinthu choluka amatha kukhudzanso mphamvu yake yosunga kutentha. Chovala chomwe chimagwirizana bwino ndi khungu chimapanga mpweya wotsekedwa pakati pa nsalu ndi khungu, zomwe zimapangitsa kutentha. Kuphatikiza apo, zinthu monga makolala okwera, ma cuffs okhala ndi nthiti, ndi zoluka zamitundu iwiri zimathandiza kupewa kutentha, kupangitsa kuti wovalayo azikhala womasuka pakazizira.

Ndiye kodi zoluka zimakupangitsani kutentha? Yankho ndi inde, chifukwa cha zinthu zosiyanasiyana kuphatikizapo kupanga nsalu, mtundu wa ulusi, makulidwe ndi mapangidwe. Kaya mumasankha juzi laubweya lachikale kapena chophatikizika chamakono, zoluka ndi njira yodalirika yoti mukhale omasuka kutentha kutsika.

Pomaliza, sayansi kumbuyo kwa zovala zoluka zikuwonetsa kuti ndi njira yabwino kwambiri yotenthetsera nyengo yozizira. Kapangidwe kapadera ka nsalu zoluka, mphamvu zotetezera zotetezera za ulusi wachilengedwe, ndi kamangidwe ka zovala zoluka zonse zimakuthandizani kukhala omasuka. Choncho, nthawi ina mukadzatenga juzi lolukidwa lomwe mumakonda, dziwani kuti si masitayelo chabe - ndi njira yabwino yotenthetsera nyengo yozizira.