Doorka Polycarboxylate Superplasticizer ee Hoobiyeyaasha Goynta
Polycarboxylate superplasticizers (PCEs) waa wax qabad heer sare ah oo biyaha dhimaya oo caadi ahaan loo isticmaalo dhismaha, oo ay ku jiraan mooreyaasha grouting. Qaab dhismeedka kiimikada ee gaarka ah iyo guryaha ayaa ka dhigaya kuwo wax ku ool u ah hagaajinta kartida shaqada iyo waxqabadka alaabta grouting. Waa kuwan doorarka muhiimka ah ee polycarboxylate superplasticizers ee burburinta hoobiyeyaal:
1. Yaraynta Biyaha:
- Doorka: Shaqada aasaasiga ah ee polycarboxylate superplasticizers waa biyo dhimista. Waxay awood u leeyihiin inay kala firdhiyaan walxaha sibidhka, taas oo u oggolaanaysa in si weyn loo yareeyo nuxurka biyaha ee qashinka iyada oo aan la hurin karti-shaqsiyeed. Tani waxay keenaysaa xoog sare iyo adkeysiga walxaha la xoqay.
2. Shaqaynta La Wanaajiyey:
- Doorka: PCE-yadu waxay wanaajiyaan kartida shaqada ee hoobiyeyaasha grouting iyagoo siinaya socodka sare iyo fududaynta meelaynta. Tani waxay si gaar ah muhiim ugu tahay arjiyada halka ay u baahan tahay in ay soo gasho oo ay buuxiso meelo cidhiidhi ah ama bannaan.
3. Kala soocida iyo Dhiig-baxa oo yaraada:
- Doorka: Polycarboxylate superplasticizers wuxuu caawiyaa yaraynta kala soocida iyo u janjeersiga dhiigbaxa alaabta wasakhda ah. Tani waxay muhiim u tahay gaaritaanka qaybinta isku midka ah ee adkaha, ka hortagga dejinta, iyo hubinta waxqabadka joogtada ah.
4. Rheology oo la hagaajiyay:
- Doorka: PCE-yadu waxay wax ka beddelaan sifada rheological ee hoobiyeyaal gurracan, oo saameeya qulqulkooda iyo viscosity-kooda. Tani waxay u ogolaaneysaa in si fiican loo xakameeyo walxaha inta lagu jiro codsiga, hubinta in ay u hoggaansamaan qaabka la rabo oo ay si fiican u buuxiso meelaha bannaan.
5. Adhesion la xoojiyey:
- Doorka: Polycarboxylate superplasticizers ayaa gacan ka geysta hagaajinta isku dhejinta u dhaxaysa grout iyo substrate-ka. Tani waxay lama huraan u tahay xaqiijinta curaarta adag iyo ka hortagga arrimaha sida debonding ama delamination.
6. Kobcinta Awooda Hore:
- Doorka: PCE-yadu waxay kor u qaadi karaan horumarinta xoogga hore ee hoobiyeyaasha grouting. Tani waxay faa'iido u leedahay codsiyada halka loo baahan yahay dejinta degdega ah iyo korodhka xoogga, sida walxaha la taaban karo ee la sii daayay ama dayactirka qaabdhismeedka.
7. Waafaqsanaanta waxyaabaha lagu daro:
- Doorka: Polycarboxylate superplasticizers inta badan waxay la jaan qaadayaan waxyaalaha kale ee lagu daro ee sida caadiga ah loo isticmaalo hoobiyeyaasha gura, sida dardar-geliyayaasha, dib-u-dejiyayaasha, iyo wakiilada hawo-mareenka. Tani waxay u oggolaaneysaa dabacsanaan ku habboon in lagu habeeyay sifooyinka grout-ka shuruudaha mashruuca gaarka ah.
8. Saamaynta Deegaanka oo Joogta ah oo Hoosaysa:
- Doorka: PCE-yada waxaa lagu yaqaanaa wax ku oolnimada ay ku yareeyaan waxa ku jira biyaha iyagoo ilaalinaya karti-shaqsiyeedka. Tani waxay gacan ka geysataa habdhaqan dhismeed oo sii waaraya oo deegaan ahaan u wanaagsan iyadoo la dhimayo guud ahaan raad-raaca kaarboonka ee la xidhiidha wax-soo-saarka iyo gaadiidka sibidhka.
9. Socod sare oo is-heeraysi ah ee Grouts:
- Doorka: Gouts is-heereynta, polycarboxylate superplasticizers ayaa muhiim u ah gaaritaanka socodka la rabo iyada oo aan la kala saarin. Tani waxay hubinaysaa in grout-ku is-miilay oo ay bixiso si siman, xitaa dusha sare.
10. Bamgareynta La Wanaajiyey:
PCE-yadu waxay hagaajiyaan awood-siinta hoobiyeyaasha grouting, u oggolaanaya meelayn hufan oo sax ah, xitaa meelaha adag ama aan la heli karin.
Tixgelin:
- Qiyaasta iyo Naqshadaynta Isku-dhafka: Qiyaasta saxda ah ee polycarboxylate superplasticizer waxay kuxirantahay naqshadaynta isku dhafka ah, nooca sibidhka, iyo shuruudaha mashruuca gaarka ah. Waa muhiim in la raaco talooyinka soo saaraha.
- Tijaabinta Waafaqid: Samee tijaabooyinka ku habboonaanta si aad u hubiso in superplasticizer-ku uu la jaan qaadayo qaybaha kale ee isku dhafka ah, oo ay ku jiraan sibidhka, waxyaabaha lagu daro, iyo isku-darka.
- Tayada Sibidhka: Tayada sibidhka ee loo isticmaalo hoobiyeyaasha grouting waxay saamayn kartaa waxqabadka superplasticizer-ka. Isticmaalka sibidhka tayada sare leh ayaa muhiim u ah in la gaaro natiijooyin wanaagsan.
- Shuruudaha Codsiga: Tixgeli heerkulka deegaanka, qoyaanka, iyo xaaladaha kale ee deegaanka inta lagu jiro codsiga hoobiyeyaasha grouting si loo hubiyo waxqabadka habboon.
Marka la soo koobo, polycarboxylate superplasticizers waxay door muhiim ah ka ciyaaraan kor u qaadida waxqabadka hoobiyeyaal iyaga oo wanaajinaya shaqaynta, yaraynta kakoobnaanta biyaha, iyo kor u qaadida ku dheggan wanaagsan iyo horumarinta xooga hore. Isticmaalkoodu waxa uu gacan ka geystaa hufnaanta iyo joogtaynta hab-dhaqanka dhismaha.
Waqtiga boostada: Jan-27-2024