Dab tsi yog dej ntub dej tua hluav taws?
Dab tsi yog dej ntub dej tua hluav taws?

Video: Dab tsi yog dej ntub dej tua hluav taws?

Video: Dab tsi yog dej ntub dej tua hluav taws?
Video: Npau Suav pom hluav taws puas zoo 2024, Kaum ib hlis
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" Cov dej ntub dej ": Dej nyob rau hauv uas ib tug nto nro txo tus neeg sawv cev tau qhia. Lub resultant sib tov, nrog nws txo qhov nro, muaj peev xwm nkag mus rau burning khoom ntau dua thiab extinguish sib sib zog nqus zaum. hluav taws . Cov khoom no txo qhov nro saum npoo ntawm lub tiaj dej (rau <33 dynes/cm).

Ntawm no, cov neeg tua hluav taws puas ua kom dej ntub dej?

Qhov tseeb: Cov neeg tua hluav taws siv wetting agents rau ua kom dej ntub dej Cov tshuaj txo qhov nro ntawm lub tiaj dej yog li nws yooj yim dua rau kis thiab tsau rau hauv cov khoom, uas yog vim li cas nws thiaj li hu ua "ntub dej ” Tshawb nrhiav seb qhov twg koj nyiam kev tshawb fawb "qhov tseeb" yog qhov tseeb.

Tsis tas li ntawd, kuv yuav ua li cas kom kuv cov dej ntub dej ntau dua? Hauv qhov xwm txheej twg dej yog scarce los yog nws yog impractical rau ntub nto txhua hnub ib qho additive tuaj yeem siv los ua kom tiav, cov txiaj ntsig ntev dua. Ib tug surfactant, los yog nto active neeg sawv cev, ua dej ntau siv tau los ntawm ua dej ntub dej. Dej ua "dej" los ntawm kev txo qis nws qhov nro.

Yog li ntawd, cov neeg tua hluav taws ntxiv dej dab tsi?

Yog vim li cas rau qhov no yog tias, Class A ua npuas ncauj, thaum siv tau zoo, tso cai rau hluav taws tua sai dua thiab nrog tsawg dua. dej tshaj yuav yuav tsum tau yog tias nws tsis tau siv. Qhov nruab nrab, kev siv Class A npuas nce cov dej wetting muaj peev xwm kaum-fold.

Yuav siv cov tshuaj ntub dej li cas los pab tua hluav taws?

Wetting Agent Dej tau txais ntau xyoo raws li qhov ua tau zoo tshaj plaws hluav taws tua hluav taws tus neeg sawv cev vim nws yuav luag universal muaj, nws muaj peev xwm nqus tau cua sov thiab vim nws yog kua. Nws txo qhov nro ntawm dej los ntawm 72 dynes / cm² kom tsawg dua 33 dynes / cm².

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