Xa kuthethwa ngoomatrasi, wonke umntu uqhelene nabo. Oomatrasi emarikeni kulula ukuzifumana, kodwa ndiyakholelwa ukuba abantu abaninzi abahoyanga kangako ilaphu loomatrasi. Ngapha koko, ilaphu loomatrasi nalo ngumbuzo omkhulu. Namhlanje, umhleli uya kuthetha ngomnye wabo, emva koko, ilaphu alikwazi ukushwankathelwa ngamagama ambalwa nje.
Namhlanje, umhleli uzakwazisa ilaphu elinesiphumo sokungangeni manziamalaphu umatrasi.
Yintoni ilaphu le-hydrophobic?
Ilaphu elingenamanzi - ngokoqobo, lithetha ukuthintela ukungena kwamanzi ukusuka kwelinye icala lendwangu ukuya kwelinye. Luhlobo olutsha lwelaphu lelaphu, elenziwe ngepolymer engenamanzi kunye nezinto eziphefumlayo (ifilimu ye-PTFE) edityaniswe nelaphu elihlanganisiweyo.
Kutheni inokuthi ingangeni manzi?
Kule mihla, amalaphu oomatrasi amaninzi awangeni manzi, kuphela inani elincinci lamabala amanzi anamathele kwi-mattress, eya kungena kuyo emva kwexesha elithile, inika indawo yokuhlala efanelekileyo kwiibhaktheriya kunye namangolwane. Kwaye kwiilaphu ezingenamanzi, imeko enjalo yayingayi kufunyanwa. Umgaqo wayo kukuba kwisimo somphunga wamanzi, iincinci zamanzi zincinci kakhulu, kwaye ngokomgaqo wokunyakaza kwe-capillary, ziyakwazi ukungena ngokucokisekileyo kwi-capillary ukuya kwelinye icala, okubangelwa yi-phenomenon of permeability. Xa umphunga wamanzi ujiya ube ngamathontsi amanzi, amasuntswana aba makhulu. Ngenxa yokuxinana komphezulu wamaconsi amanzi (iimolekyuli zamanzi zitsala kwaye zixhathise omnye komnye), iimolekyuli zamanzi azikwazi ukukhupha ngokutyibilikayo kumathontsi amanzi kwaye zingene kwelinye icala, ezithintela ukungena kwamanzi kwaye zenze i-membrane ephefumlayo ingabi namanzi. Iilaphu le-spunbond elingalukwangaeveliswe nguLiansheng nayo inefuthe lokungangeni manzi kwaye isetyenziswa kakhulu kwimveliso yeengxowa zasentwasahlobo kumatrasi. Ixabiso eliphantsi kwaye yomelele.
Ziziphi iimpawu eziphambili zamalaphu angangeni manzi?
Imisebenzi ephambili yamalaphu angangeni manzi ibandakanya ukungenwa kwamanzi, ukunyameka kokunyakama, ukuphefumla, ukugquma, kunye nokumelana nomoya. Ngokubhekiselele kwithekhnoloji yemveliso, iimfuno zobugcisa zeempahla ezingenamanzi kunye neziphefumulayo ziphezulu kakhulu kunezo zeempahla eziqhelekileyo ezingenamanzi; Ngelo xesha, ngokubhekiselele kumgangatho, iimpahla ezingenamanzi kunye neziphefumulayo nazo zineempawu zokusebenza ezingenawo ezinye iindwangu ezingenamanzi. Amalaphu angangeni manzi kwaye aphefumlayo awagcini nje ukukhulisa umoya kunye nokuqina kwamanzi kwelaphu, kodwa anomoya okhethekileyo. Bangakwazi ukukhupha ngokukhawuleza umphunga wamanzi ngaphakathi kwesakhiwo, ukuphepha ukukhula kwesikhunta, kwaye ugcine umzimba womntu uhlala womile. Basombulula ngokugqibeleleyo iingxaki zokuphefumla, ukuxhathisa umoya, ukungangeni kwamanzi, kunye nokufudumala, okubenza babe luhlobo olutsha lwelaphu elinempilo nelinobume bendalo.
Umatrasi yinto ebalulekileyo yokulala kubomi bethu bemihla ngemihla. Ukuba kukho abantwana abakhutheleyo ekhaya, unokucinga ngokuthenga umatrasi owenziwe ngelaphu elingangeni manzi ukuze uwusebenzise ngasemva, nto leyo enokunciphisa iingxaki ezininzi ebomini bakho.
Indlela yokugxotha amanzi
1. Ifomula kaYang
I-droplet ye-liquid iwela kwindawo eqinileyo, kucingelwa ukuba umphezulu uphezulu ngokufanelekileyo, ubunzima be-droplet bugxininiswe kwinqanaba, kwaye isixa kwintsimi asihoywa. Ngenxa yentsebenziswano phakathi koxinzelelo lomphezulu (Ys) lwemicu kwilaphu, ukunyanzeliswa komphezulu (YL) kolwelo, kunye noxinzelelo lwangaphakathi (YLS) lwezibophelelo, amathontsi aya kwenza iimilo ezahlukeneyo (ukusuka kwicylindrical ukuya kumcaba ngokupheleleyo). Xa i-droplet engamanzi ikwi-equilibrium kumphezulu oqinileyo, inqaku A liphantsi kwempembelelo ye-gravity esasaziweyo, ngaphandle komgangatho opheleleyo.
I-engile engu-0 ibizwa ngokuba yi-engile yoqhagamshelwano, Xa 0= Ngentsimbi ye-00, ithontsi lolwelo limanzisa umphezulu oqinileyo kwikhusi lomqhaphu, elisisimo esilinganiselweyo somphezulu oqinileyo othi umanziswe yintsimi. Xa 0=1800, ithontsi yolwelo iba cylindrical, eyimeko efanelekileyo yokungamanzi. Ekugqityweni kokugxotha amanzi, ukunyanzeliswa komphezulu we-droplet yolwelo kunokubonwa njengento eqhubekayo. Ngoko ke, nokuba intsimi inokumanzisa umphezulu oqinileyo ilingana noxinzelelo lwe-relay yegqabi lelotus efileyo kumphezulu oqinileyo ebhankini. Kuthiwa i-angle enkulu yoqhagamshelwano ye-0 ithandeka ngakumbi kwi-droplet yamanzi Ukuqengqeleka kwelahleko, okuthetha ukuba okuncinci kungcono.
2. Umsebenzi wokubambelela kwilaphu
Ngenxa yokuba i-Ys kunye ne-YLS ayinakulinganiswa ngokuthe ngqo, i-angle yoqhagamshelwano i-0 okanye i-cos0 idla ngokusetyenziselwa ukuvavanya ngokuthe ngqo iqondo lokumanzisa. Nangona kunjalo, i-angle yoqhagamshelwano ayiyona imbangela yokumanzisa, kwaye umphumo wangempela ngoko ke ipharamitha emele umsebenzi wokubambelela kunye nokusebenzisana phakathi kwabo, kunye neqondo lokumanzisa.
Zombini i-YL kunye ne-cos0, ezimele umsebenzi wokubambelela, zinokulinganiswa, ngoko i-equation inokubaluleka okusebenzayo. Ngokufanayo, umsebenzi ofunekayo ukwahlula i-droplet yamanzi kwindawo yeyunithi kwi-interface ibe ngamaconsi amabini yi-2YL, enokuthiwa ngumsebenzi odibeneyo wolwelo. Ukususela kwifomula, kunokubonwa ukuba njengoko umsebenzi wokubambelela ukhula, i-angle yoqhagamshelwano iyancipha. Xa umsebenzi wokubambelela ulingana nomsebenzi odibeneyo, oko kukuthi, i-angle yokudibanisa i-zero. Oku kuthetha ukuba ulwelo luthe tyaba ngokupheleleyo kumphezulu oqinileyo. Ekubeni i-cos0 ayikwazi ukudlula i-1, nokuba umsebenzi wokubambelela umkhulu kune-2YL, i-angle yoqhagamshelwano ihlala ingatshintshi. Ukuba i-WSL=”YL, ngoko u-0 ngama-900. Xa i-engile yoqhagamshelwano iyi-180 °, WSL=O, ebonisa ukuba akukho siphumo se-viscous phakathi kolwelo kunye nokuqinileyo.” Noko ke, ngenxa yempembelelo ethile yokuncamathelisa phakathi kwamacandelo amabini, imeko apho i-engile yoqhagamshelwano ilingana no-180 ° ayizange ifunyanwe, kwaye ubukhulu becala, kuphela i-engile ethile enokuba yi-10 okanye i-engile emalunga no-10.
3. Uxinzelelo olubalulekileyo lwelaphu
Ngenxa yomlinganiselo ophantse ungenzeki wokuxinana komphezulu oqinileyo, ukuze kuqondwe ukumanzi komphezulu oqinileyo, umntu othile uye walinganisa ukutsalwa kwawo okubalulekileyo komphezulu. Nangona ukunyanzeliswa komphezulu obalulekileyo akukwazi ukumela ngokuthe ngqo ukunyanzeliswa komphezulu wokuqina, kodwa kunoko ubukhulu be-Ys YLS, bunokubonisa ubunzima bokumanzisa ubuso bokuqina. Kodwa kufanele kube njalo
Kufuneka kuqatshelwe ukuba ukulinganisa ukuxinezeleka komphezulu obalulekileyo yindlela yobungqina kwaye uluhlu lomlinganiselo nalo lumxinwa kakhulu.
Kungabonwa ukuba ngaphandle kwe-cellulose, uxinzelelo oluphezulu lwazo zonke izinto lurhafiswa ukuba lube phantsi, ngoko ke zonke zineqondo elithile lokugxotha amanzi, kunye ne-CF3 ibe yeyona inkulu kunye ne-CH ibe yincinci. Ngokucacileyo, nasiphi na isihlalo sezinto eziphathekayo esinokuhanjiswa okukhulu koqhagamshelwano kunye noxinzelelo oluncinci olubalulekileyo lomhlaba, kunye nayo nayiphi na iarhente yokugqiba, inokufezekisa iziphumo ezingcono zokugxotha amanzi.
Ixesha lokuposa: Jan-31-2024