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Matsalar kumfa a cikin magani na ruwa ya yi biris da mutane da yawa. A matakin farko na kwamiti, kumfa, Surfactant kumfa, peroxide kumaru kwari, kumfa ya haifar da alfarwa yana da kowa gama gari. Wannan Tarihin a bayyane yake gabatar da ka'idodin, rarrabuwa, zaɓi da kuma sashi na alfarwa!

★ kawar da kumfa

1. Hanyoyi na zahiri

Daga ma'anar zahiri, hanyoyin da za su kawar da bamfle ko tarkon injin, tururi, tururi, iska mai ɗorewa, ikon motsa jiki (ikon ruwa). Waɗannan hanyoyin duk suna haɓaka farashin isar da gas a duka iyakar fim ɗin da aka ƙare da digiri na kumfa zuwa fannoni daban-daban, saboda yawan kumfa a hankali ya ragu. Koyaya, rashin nasarar da waɗannan hanyoyin shine cewa maganganun muhalli ne kuma suna da ƙarancin lalacewa. Abubuwan da ke bayarwa sune kariya ta muhalli da kuma yawan sake amfani da shi.

2. Hanyoyin sunadarai

Hanyoyin sunadarai don kawar da kumfa akin sun haɗa da hanyar da aka yiwa sinadaran da ƙara defoamer.

Hanyar sinadaran ta hanyar sinadaran tana nufin sunadarai tsakanin wakili da mai ɗorewa ta hanyar ƙara yawan ruwa da ban mamaki a cikin fim ɗin ruwa da haɓaka katange na kumfa. Koyaya, wannan hanyar tana da wasu kasawa, irin su rashin tabbas na mawallen kwastomomin wakili da cutarwar marasa kaciya zuwa kayan aiki. Hanyar da aka fi amfani da ita mafi yawan amfani a cikin masana'antu a zamanin yau ita ce hanyar ƙara masu saki. Babban fa'idar wannan hanyar ita ce babbar ma'amala da sauƙin amfani. Koyaya, gano mai dacewa da ingantaccen shafe shine mabuɗin.

★ Ka'idar Defoamer

Masu zauthafers, kuma ana kiranta da maganganun, suna da waɗannan ka'idodi:

1. Hanyar rage abubuwan tashin hankali na kumfa na Foam na waje shine cewa mafi girman giya ko mai a cikin ruwa mai ruwa, kuma lokacin da aka narkar da cikin ruwa mai ruwa, za'a rage shi da yawa. Domin waɗannan abubuwa gabaɗaya suna da ƙarancin ƙima a ruwa, rage tashin hankali na farfajiya yana iyakance ga ɓangaren ɓangaren kumfa, yayin da tashin hankali na farfajiya kusa da kumfa ba shi da canji. A bangare tare da rage tashin hankali na saman da karfi ya ja da kuma fadada ta kowane bangare, kuma a karshe karya karya.

2. Halakar da membrane na membrane na kaiwa zuwa ga kumfa mai rauni a cikin tsarin kumfa, wanda zai yashi don samun hatsin mai, wanda zai kidaka ga surfactant tare da kumfa mai zaman kansa don dawo da membrane elmtation.

3. Masu aikawa waɗanda ke inganta malalewa fim na iya haɓaka malalan ruwa na fim, don haka yana haifar da kumfa don fashewa. Adadin magudanar magudanar ruwa na iya nuna kwanciyar hankali na kumfa. Dingara wani abu wanda ke haɓaka magudanar kumfa na kumfa zai iya taka rawa a defoaming.

4. Dingara ƙwayar cuta mai ƙarfi na hydrophobic na iya haifar da kumfa don fashewa a saman kumfa. Hydrophobic m barbashi suna jan ƙarshen hydrophobobic hydroctant, yana sa barbashi na hydrophilic da hydrophobic ciyayi, da kuma shigar da ruwa, da hakan yana taka rawa a defoaming.

5. Solubilizing da Foaming Surfacts na iya haifar da kumfa don fashewa. Wasu ƙananan abubuwan nauyin ƙwayoyin cuta waɗanda za a iya haɗe da abubuwa masu nauyi tare da mafita kuma ana iya siyar da surfacalant kuma rage ingantaccen taro. Abubuwan ƙwayoyin cuta masu ƙarancin ƙwayar cuta tare da wannan tasirin, kamar octanol, propannol da sauran giya, amma kuma suna rage cikakken kwayoyin halittu, saboda haka yana raunana kwanciyar hankali na kumfa.

6. Shintelectrolynte Surfactant Surfactant Fery Fery wasa rawar da ke nuna rawar lantarki mai sau biyu tare da kumfa ruwa. Dingara talakawa na yau da kullun zai iya durkushewar Surfactant ninki biyu.

★ Classara na Defoamers

Za'a iya raba hanyoyin da aka saba zuwa silicone (resin), surfactant, surane, da man ma'adinai.

1. Silicone (resin) siliki, wanda kuma aka sani da silsion defoamers, ana amfani da su ta hanyar watsa silicone resin tare da emulsifers (surfactants) cikin ruwa kafin a ƙara shi zuwa sharar ruwa. Silicon dioxide lafiya foda wani nau'in defoamer ne na tushen silicon tare da mafi kyawun defoaming sakamako.

2. Surfacts irin waɗannan masu aikatawa ne emulsifiers, wato, suna amfani da watsawa na Surfactants don adana kumfa abubuwa a cikin ruwa, don guje wa samuwar kumfa.

3.. Amfani da su ya yi kama da na surfactant dangane da emulseness.

4. Manufar mai shine babban abin da aka lalata. Don inganta sakamako, wani lokacin sabulu, mai silicone, mai, silicone da sauran abubuwa suna hade tare don amfani. Bugu da kari, wasu lokuta za a kara daban-daban don sauƙaƙe yaduwar ma'adinai a saman mafita na mai da kuma sauran abubuwa a cikin ma'adinai na ma'adinai.
★ Taimako da rashin amfanin nau'ikan nau'ikan defoamers

Bincike da aikace-aikacen kwayoyin halitta kamar man da ma'adinai, a kai, ƙananan giya, acid acid, da sauransu. Suna da fa'idodi na wadatar albarkatun ƙasa, babban aikin muhalli, da ƙananan farashin samarwa; Rashin daidaituwa yana da ƙarancin lahani, ingantaccen bayani, da kuma yanayin amfani da ƙamshi.

Masu amfani da Polyethher sune masu zane-zane na polyet Babban fa'idodin Anelo Shelorers shine mai ƙarfi anti foaming iko. Bugu da kari, wasu kuma masu cinikin Polyether suna da kyawawan kaddarorin kamar su babban zazzabi, mai ƙarfi acid da alkerbi juriya; Rashin daidaituwa yana iyakance da yanayin zafin jiki, kunkuntar wuraren aikace-aikace, matalauta mai ƙarancin ƙarfi, da ƙananan kumburin kumburi.

Organic silicone m (na uku-sulusi-na uku-na uku na doka) suna da karfi defoaming aiki, saurin mawuyacin aiki, babu dan kadan inederiya, da yawa aikace-kai. Sabili da haka, suna da babban kyakkyawan aikace-aikacen da kuma babbar kasuwa, amma firgitarsu ta cika aiki.

Polyether gyara Polysiloxane Defameer ya hada da fa'idar duka polyether wasanners da Orgossicon Defoamers, kuma shine shugabanci na masu sakilers. Wani lokaci ana iya sake yin amfani da shi gwargwadon jujjuyawar ta, amma a halin yanzu akwai nau'ikan nau'ikan irin waɗannan masu aikatawa kuma har yanzu suna cikin matakin bincike, sakamakon haifar da babban farashin kaya.

★ zaɓi na alfarwa

Zabin defoarkers ya kamata ya cika wadannan ka'idodi:

1. Idan abin da ke ciki ne ko kuma wanda ba a san shi ba ne a cikin fim ɗin mai laushi, zai karya kumfa. Ya kamata a mai da hankali mai ladabi a kan fim ɗin kumfa. Don masu saki'ai, ya kamata a mai da hankali da mai da hankali a cikin wani lokaci, yayin da kumfa mai ba da labari, ya kamata a sa su a wannan jihar a kai a kai. Don haka zauren suna cikin yanayin furucin da ke cikin ɓoye ruwa mai ruwa, kuma insolable ne kawai ko mara kyau mara kyau suna iya yiwuwa su isa gauraye. Insoluble ko wahalar narkewa, yana da sauƙi a tara shi a cikin keɓancewar gas, mai sauƙi don mai da hankali a kan membrane na kumfa mai kyau, kuma yana iya aiki a ƙananan taro. The defoamer used in water systems, the active ingredient molecules, must be strongly hydrophobic and weakly hydrophilic, with an HLB value in the range of 1.5-3 for the best effect.

2. Rushewar ƙasa yana ƙasa da na ruwa mai ɗorawa, kuma kawai lokacin da masu rikice-rikice na alfadarai, zai iya ƙasa da kayan ruwa mai lalacewa kuma faɗaɗa akan fim ɗin kumfa. Yana da mahimmanci a lura cewa tashin hankali na mai ban sha'awa ba shine tashin hankali na mafita ba, amma tashin hankali na farawar maganin.

3. Akwai wani matakin kusanci da ruwa mai ɗamara. Kamar yadda tsarin defoaming shi ne a zahiri gasa tsakanin saurin rushewa da saurin tsararraki, dole ne mai ƙira dole ne ya washe a cikin ruwa mai sauri. Don yin Defoamer ya kafa da sauri, sashi mai aiki na Defoamer dole ne ya sami takamaiman matakin kusanci tare da maganin kara. Ayyukan da ke aiki masu aiki na hanyoyin shuru suna da kusanci da rawar da ke birgima kuma za su narke; Ma mai magana da wahala su watse. Sai kawai lokacin da kusancin ya dace zai iya zama mai kyau.

4 A lokacin da sloameach suna amsawa da kumfa mai ruwa, sai suka rasa ingancinsu kuma suna iya samar da abubuwa masu cutarwa da ke cutar da ƙwayar cuta.

5. Voletlow volatility da tsawon lokaci na aiki. Da fari dai, ya zama dole a tantance ko tsarin da ke buƙatar amfani da hanyoyin ƙira shine tushen ruwa ko tushen mai. A cikin masana'antar fermentation, hanyoyin da aka kafa na mai kamar na Polyeth da aka gyara silicone ko kuma tushen tushen Polyether ya kamata a yi amfani da su. Masana'antar da ke tattare da ruwa na bukatar defoamers na ruwa da kuma silicon na kwayoyin silicon. Zaɓi Defoamer, kwatanta adadin da aka ƙara, kuma bisa farashin tunani, ƙayyade samfurin ƙira da tattalin arziƙi da tattalin arziƙi.

★ dalilai da suka shafi tasirin amfani da shulas

1. Ka'idodin da kayan duniya na hanyoyin alfasha a cikin bayani suna shafan sauran hanyoyin defoaming. Defoamers yakamata su sami digiri da ya dace na watsawa, da barbashi waɗanda suke da girma ko ƙarami a cikin girman su na iya shafar ayyukansu na lalata.

2. Karɓar da za a bayyana a cikin tsarin kumfa lokacin da Surfactant ya lalace a cikin mafita mai ruwa, galibi ana shirya shi a kan hanyar samar da mai da ke tattare da shi. Lokacin da Surfactant ke cikin insoluble ko jihohi, barbashi wats a cikin mafita da tara a kan kumfa, da kumfa yana aiki kamar yadda aka ƙera.

3. Yancin zafin jiki na tsarin damfara da zazzabi na damfara ruwa na iya shafar aiwatar da Defoamer. Lokacin da zazzabi na mai ɗora ruwa da kanta ya zama babba, an yi amfani da shi don amfani da Defoamer na musamman, kuma an ƙera tasirin alfarwa sosai, kuma an ƙera tasirin alfarwa da yawa, kuma an ƙera tasirin alfarwa sosai, kuma an ƙera tasirin shellower kai tsaye, kuma an ƙera tasirin defoamer kai tsaye, kuma an ƙera tasirin defoamer kai tsaye, kuma mai ƙayyadaddun sakamako zai zama disticyaddamar da ruwan shafa.

4. Kunshin, kayan marufi, ajiya, da jigilar shuwalluka sun dace da ajiya a 5-35 ℃, kuma shiryayye ne a cikin watanni 6. Kada ku sanya shi kusa da tushen zafi ko bita shi ga hasken rana. Dangane da hanyoyin adana kayan sinadarai na yau da kullun, tabbatar da saka ido bayan amfani don guje wa lalacewar.

6. Aari rabo na defoamers zuwa ainihin mafita da ma'adinin bayani yana da wasu karkacewa na da, da rabo ba daidai bane. Saboda karancin maida hankali ne na Surfactant, ruwan shafawa mai narkewa yana da matukar rashin jituwa kuma ba zai dorewa ba kuma ba zai dorewa ba da daɗewa ba. Defoaming wasan kwaikwayon ne in mun gwada da talakawa, wanda bai dace da ajiya na dogon lokaci ba. An bada shawara don amfani nan da nan bayan dilution. Za'a iya tabbatar da adadin ƙara buƙataccen wanda aka kara ta hanyar gwajin kan shafin don kimanta tasirinsa, kuma bai kamata ya ƙara yawan ƙara yawa ba.

★ Yawan sakin defoamer

Akwai nau'ikan maganganu da yawa, da kuma sashi na da ake buƙata don nau'ikan maganganu daban-daban sun bambanta. A ƙasa, zamu gabatar da sashi na nau'ikan nau'ikan shafuka shida:

1. Lokacin da aka shafe: Lokacin amfani da ɓarawon giya na barasa, sashi yana cikin 0.01-0.10%.

2. Manyan Man Cire: Yawan masu kafa mai da aka kara sun kara da su tsakanin 0.05-2%, kuma adadin kitse acid an kara shi shine tsakanin 0.002-0.2%.

3. Amide shafe-shafe: Amide shafe suna da sakamako mafi kyau, da kuma adadin da gaba ɗaya shine gabaɗaya a cikin 0.002-0.005%.

4.

5. Amine Defoamer: Ana amfani da hanyoyin amine a cikin sarrafa fiber, tare da ƙara adadin 0.02-2%.

7.Eter Annabaworers: ether dangane da takarda ana yawanci amfani da shi a cikin littafin bugawa, fareing, da tsaftacewa, tare da na hankula suma na 0.025-0 bile%.