Thermos mugsabu ne mai mahimmanci ga duk wanda ke son abubuwan sha masu zafi, daga kofi zuwa shayi. Amma ka taba yin mamakin yadda zai iya sa abin sha ya zama dumi na sa'o'i a lokaci guda ba tare da amfani da wutar lantarki ko wasu abubuwan waje ba? Amsar tana cikin kimiyyar rufi.
Thermos ainihin kwalban thermos ne wanda aka ƙera don kiyaye abubuwan sha naku zafi ko sanyi na ɗan lokaci. Ana yin thermos da gilashin gilashi ko robobi biyu tare da injin da aka samu tsakanin yadudduka. Wurin da ke tsakanin yadudduka biyu ba shi da iska kuma kyakkyawan insulator ne na thermal.
Lokacin da kuka zuba ruwa mai zafi a cikin ma'aunin zafi da sanyio, ana tura makamashin thermal da ruwan ke haifarwa zuwa cikin Layer na cikin thermos ta hanyar sarrafawa. Amma tunda babu iska a cikin kwandon, zafi ba zai iya rasa ta hanyar convection ba. Har ila yau, ba zai iya haskakawa daga ciki na ciki ba, wanda ke da launi mai haske wanda ke taimakawa wajen nuna zafi a cikin abin sha.
Bayan lokaci, ruwan zafi yana kwantar da hankali, amma saman saman thermos yana kasancewa a cikin zafin jiki. Wannan shi ne saboda vacuum tsakanin layuka biyu na flask ɗin yana hana canja wurin zafin jiki zuwa saman saman kofin. A sakamakon haka, ana adana ƙarfin zafin da aka samar a cikin mug, yana kiyaye abin sha mai zafi na tsawon sa'o'i.
Hakanan, lokacin da kuka zuba abin sha mai sanyi a cikin thermos, thermos yana hana canja wurin zafin yanayi zuwa abin sha. Tushen yana taimakawa wajen sanya abubuwan sha su yi sanyi don ku ji daɗin abubuwan sha masu sanyi na sa'o'i.
Kofuna na thermos suna zuwa da kowane nau'i, girma da kayan aiki, amma kimiyyar da ke cikin aikin su iri ɗaya ne. Zane-zanen mug ɗin ya haɗa da vacuum, shafi mai haske, da kuma rufin da aka ƙera don samar da mafi girman rufi.
A taƙaice, kofin thermos yana aiki akan ka'idar vacuum insulation. Tushen yana hana canja wuri mai zafi ta hanyar sarrafawa, ɗaukar hoto da radiation, yana tabbatar da cewa abubuwan sha masu zafi sun kasance masu zafi kuma abubuwan sha masu sanyi su kasance masu sanyi. Don haka lokacin da kuka ji daɗin kofi mai zafi daga thermos, ɗauki ɗan lokaci don jin daɗin ilimin kimiyyar da ke cikin aikinsa.
Lokacin aikawa: Mayu-05-2023