Samuwar, Kimiyya
Pure abubuwa da garwayayye daga gare ta. Hanyar na rabuwa garwayayye
A wannan labarin, za mu dubi abin da m abubuwa da garwayayye, hanyoyin domin raba garwayayye. A rayuwar yau da kullum, su amfani kowane daga cikin mu. Kuma ko da shi ke samu a cikin yanayi-friendly abubuwa? Da kuma yadda bambanta su daga garwayayye?
Pure abubuwa da garwayayye daga gare ta, hanyoyin domin raba gaurayawan na
Tsabta kira abubuwa dake dauke da barbashi kawai wani takamaiman nau'in. Masana kimiyya yi imani da cewa yanayi na kusan wadanda ba babu, kamar yadda dukkan su ko a negligible rabbai, dauke da impurities. Babu shakka duk abubuwa kamar yadda suke narkewa a cikin ruwa. Ko a lokacin da masu niyyar baftisma cikin ruwa, misali, wata azurfa zobe na karfe ions a cikin bayani.
A alamar tsarki abubuwa ne m abun da ke ciki da kuma jiki Properties. A kan aiwatar da su samuwar wani canji da makamashi. Haka kuma, shi iya duka biyu karuwa da raguwa. Raba da tsarki abu a cikin raba gyara kawai ta wajen sunadarai dauki. Alal misali, ruwa yana kawai distsillirovannaya hankula ga wannan abu tafasar da daskarewa, rashin iyawa da kuma wari. A bazu ta oxygen da kuma hydrogen mai yiwuwa ne kawai ta hanyar electrolysis.
Kuma abin da yake daban-daban daga m abubuwa dauka tare? Don amsa wannan tambaya, za mu taimaka sunadarai. Hanyar na rabuwa ne jiki garwayayye, domin ba su canza da sinadaran abun da ke ciki na abubuwa. Ba kamar m abubuwa, garwayayye ne m abun da ke ciki da kuma Properties, kuma suka za a iya raba ta jiki da hanyoyin.
Mene ne mix
Mix ne sa na mutum abubuwa. Its misali ne seawater. Ba kamar distsillirovannoy, shi yana da m ko m dandano, tafasa a wata mafi girma, amma freezes a low zazzabi. Hanyar na rabuwa garwayayye abubuwa ne na zahiri. Saboda haka, daga cikin tẽku ruwa iya samu tsarki gishiri da danshin da m crystallization.
Nau'in garwayayye
Idan ka ƙara sugar ruwa, bayan wani lokaci ta barbashi za ta soke da zama marar-ganuwa. A sakamakon haka, da suka ba za a iya bambanta da ido tsirara. Irin wannan cakuda da ake kira kama ko kama. Misalai daga gare su ma iska, fetur, broth, ruhohi, zaki da kuma m ruwa, wani gami da tagulla, da aluminum. Kamar yadda ka gani, da kama cakuda iya zama a cikin daban-daban a jihohin tari, amma ya fi kowa taya. Suna kuma kira mafita.
A iri-irin ko iri-irin gaurayawan na barbashi za a iya bambanta mutum abubuwa. Iron kuma itace sawdust, yashi da kuma gishiri ne da hankula misalai. Inhomogeneous garwayayye ma ake magana a kai a matsayin suspensions. Daga cikin su rarrabe suspensions da emulsions. The abun da ke ciki ya hada da farko ruwa da kuma wani m. Saboda haka, an emulsion ne cakuda ruwa da yashi. Emulsion ne kafa biyu na taya tare da daban-daban yawa.
Akwai iri-irin da kuma cakuda da takamaiman sunayen. Saboda haka, misali ne polystyrene kumfa, kuma zuwa aerosols hada da hazo, hayaki, deodorants, iska fresheners, antistatics.
Hanyar na rabuwa garwayayye
Lalle ne, haƙĩƙa, da yawa mahadi da fa'ida fiye da kaddarorin fiye da mutum abubuwa dauki dabam, a hada a cikin abun da ke ciki. Amma har a cikin rayuwar yau da kullum akwai yanayi a lokacin da suke bukatar su raba. Kuma a cikin tsari masana'antu mu tushen dukan samar. Alal misali, daga cikin man fetur a sakamakon ta aiki samu fetur, gasoil, kananzir, man mai, inji man fetur da kuma solyarovoe, propellants, acetylene da benzene. Yarda, mafi amfani da wadannan kayayyakin fiye da zuwa ƙona mai tunani.
Yanzu bari mu ga idan akwai irin wannan abu a matsayin sinadaran hanyoyin for raba gaurayawan, Bari mu ce, daga wani ruwa-ruwa gishiri bayani, muna da bukatar samun wani m abu. Don wannan cakuda ne to a mai tsanani. A sakamakon haka, ruwa ya jũya a cikin tururi, da kuma gishiri aka daskarar. Amma ba ya faru da canji na wasu abubuwa a cikin wasu. Wannan yana nufin cewa tushen wannan tsari ne cikin jiki mamaki.
Hanyar na rabuwa garwayayye dogara ne a kan Jihar tari, da ikon solubility bambanci a ruwan zafi, yawa da kuma abun da ke ciki na da aka gyara. Bari mu bincika kowane daga cikin wadannan, a more daki-daki tare da takamaiman misalai.
tacewa
Wannan hanya ne dace da rabuwa garwayayye wanda dauke da ruwa a cikinsa, da insoluble m. Alal misali, ruwa da kogin yashi. Wannan cakuda dole wuce ta hanyar da tace. A sakamakon haka, da ruwa mai tsarkakẽwa zai wuce da yardar kaina ta hanyar shi, da kuma yashi zai kasance.
magance
Wasu hanyoyin raba garwayayye bisa mataki na nauyi. Kamar wancan ne a kan m abubuwa za a iya bazu suspensions da emulsions. Idan buga kayan lambu mai, irin wannan cakuda dole ne farko girgiza ruwa. Sa'an nan ka bar shi har wani lõkaci. A sakamakon haka, ruwa zai zama a kan kasa da jirgin ruwa, da kuma film-dimbin yawa man fetur zai rufe shi.
Karkashin awon yanayi domin sedimentation amfani da wani separatory mazurari. A sakamakon da aiki shi ne mafi m ruwa da aka dakatar a cikin wani jirgin ruwa, da kuma hasken da ya rage.
Magance tsari ne halin da low kwarara rate. Yana bukatar wani lokaci ta samar da sludge. A cikin masana'antu yanayi, wannan tsari yana tafiya ne da za'ayi a cikin na musamman Tsarin kira sumps.
mataki maganadisu
Idan abun da ke ciki ya hada da wani hade ne daga karfe, shi za a iya raba tare da wani maganadisu. Alal misali, ka raba baƙin ƙarfe, da na itace sawdust. Amma ko duk karafa mallaka irin kaddarorin? Ba a duk. Domin wannan hanya ne kawai dace garwayayye dauke da ferromagnets. Bugu da kari zuwa ƙarfe da kuma hada nickel, cobalt, gadolinium, terbium, dysprosium, holmium, erbium.
barasan
Wannan sunan da aka fassara daga Latin yana nufin "dripping saukad." Barasan samar da hanyoyin domin raba garwayayye dangane da bambance-bambance a ruwan batu abubuwa. Saboda haka, ko da a cikin gida yanayi za a iya raba barasa da kuma ruwa. The farko abu fara ƙafe a zazzabi na 78 digiri Celsius. Magana sanyi saman barasa vapors cunkoso, zama a ruwa.
A masana'antu wannan hanya, da man fetur refining kayayyakin, fragrances, m karafa.
Danshin da crystallization
Wadannan hanyoyin su ne dace da raba garwayayye na ruwa mafita. Abubuwa wanda suke kunshe cikin abun da ke ciki, daban tafasar maki. Saboda haka, yana yiwuwa a sami sugar ko gishiri lu'ulu'u daga ruwa a cikin abin da aka narkar. Don wannan bayani ya mai tsanani da kuma evaporated zuwa cikakken jihar. Cikin wannan harka, lu'ulu'u ne precipitated. Idan ya zama dole a samu ruwa mai tsabta, sa'an nan da mafita ne ya kawo wa tafasa da kuma m sandaro na tururi a kan wani sanyi surface.
Hanyar rabuwa da gas gaurayawan
A gaseous cakuda shi ne raba dakin gwaje-gwaje da kuma masana'antu hanyoyin domin aiwatar bukatar musamman kayan aiki. A albarkatun kasa da na halitta asalin ne iska, coke, janareta, da kuma masu dangantaka gas, wanda shi ne mai sa na hydrocarbons.
Jiki da hanyoyin da rabuwa garwayayye, wadannan su ne a cikin gaseous jihar:
- Sandaro - shi ne mai aiwatar da hankali sanyaya na cakuda, a cikin abin da sandaro na ta tãtsuniyõyi. A wannan na farko wuce ruwa sostonie high tafasar abubuwa, wanda aka tattara a cikin separators. Kamar wancan samu daga coke-tanda, gas, hydrogen, da kuma ammonia da aka rabu da unreacted rabo daga cikin cakuda.
- Sorption - ne sha wasu abubuwa sauran. Wannan tsari yana da adawa da gyara tsakanin wanda ma'auni da aka kafa a dauki. bukatar yanayi dabam dabam domin a gaba da kuma baya tsari. A cikin farko case, mai hade da babban matsin kuma low zazzabi. Irin wannan tsari yana tafiya ne da ake kira sorption. A daura da haka al'amarin, wani m yanayi: low matsa lamba a high zazzabi.
- A membrane rabuwa - wani hanya a wanda amfani da semipermeable partitions dukiya selectively wuce kwayoyin na daban abubuwa.
- Reflux - sandaro garwayayye na high-tafasar rabo daga sanyaya. Da yawan zafin jiki na mika mulki ga ruwa jiha daga cikin mutum aka gyara dole ne bambanta ƙwarai.
chromatography
Sunan wannan hanya shi ne mai yiwuwa a fassara a matsayin "launi rubutu". Ka yi tunanin cewa ruwan kara da tawada. Lokacin da tsoma a cakuda ƙarshen tace takarda, shi zai fara zuwa a iya tunawa. The ruwa za a iya tunawa mafi sauri da tawada da ake dangantawa da sãɓãwar launukansa digiri na sorbed abubuwa. Chromatography ne ba kawai wani Hanyar raba garwayayye, amma kuma ta wajen yin nazarin da kaddarorin abubuwa irin yadawa da kuma solubility.
Saboda haka, da muka sadu da irin wannan manufar 'm abubuwa "da" garwayayye ". Tsohon ne abubuwa ko mahadi da cewa kunshi kawai na barbashi na wani irin. Su misalai ne gishiri, sugar, ruwa distsillirovannaya. Cakuda - mai hade da mutum abubuwa. Don ware su ta amfani da dama hanyoyin. A Hanyar rabuwa dogara da jiki Properties na ta yayan. A manyan wadanda hada da magance, danshin, crystallization, tacewa, barasan, chromatography da magnet mataki.
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