Kharakhteristikadaha Sareeedka iyo Ilminta In La Jepiiyo
Qaabka saamaynta khaas ah ee UPVC oo tubyada ku jirta ayaa ka dhacda inkaararka sare u dhasha aragga gaar ah ee dhulka sare, kaas oo sii keliya in qalabka gudaha laga saaro, laakiin sidoo kale in ay ilaaliya in habdhiso lagu badalo, taas oo sanamaynaya in tubyada sewera ay qalabkaan. Qaabka saamaynta khaas ah ee dhulka sare waxa uu heli kara Manning's roughness coefficients sii yar kama 0.009, kaas oo si wanaagsan u saamayn kara qaabka saamaynta kan dib u eegsan karta midabta ama tubyada dhagteed, oo dhulkiisu way socotaa muddo dheer. Qaabkan wanaagsan ee saamaynta waxa uu kuu oggola in muwaaxibintu ku dhisdo tubyada UPVC oo gaadhif leh, laakiin waqtigooda isku daynaya in ay isku daynaan qaabka saamaynta loo baahan yahay, kaas oo aabbiyeeya khaladka iyo qiimaha dhibku dhisan. Aragga sare ee tubyada UPVC ayaa ilaalinaya in biofilms iyo scale deposits la dhigo, taas oo si joogto ah u kala badaliyaa tubyada kale. Maalka tubyada waxa uu ka faa'iideyso khaladka hoos maragga iyo awoodda wanaagsan ee qaabka saamaynta, sababtoo ah aragga sare ayaa isku daynaya in ay isku daynaan qaabka saamaynta khaas ah muddo dhowr. Qaabka molekulaar UPVC ayaa ilaalinaya in fats, oils, and grease (FOG) la dhigo, taas oo sanamaynaya in ay qalabkaan iyo in ay soo koordho maalgelinta. Dhisidda caawinaadka tubyada UPVC ayaa si wanaagsan u shaqayn, sababtoo ah hawsha mekaniikaalkeed ayaa ka hortagaysa qalab kamiran, kaas oo iman kara natiijo wanaagsan sababtoo ah aragga sare. Dhismeedka tubyada UPVC ayaa isku daynaya in ay isku daynaan qaabka sare ee tubyada, kaas oo ilaalinaya in ay qalabkaan sababtoo ah kala duwidda qaabka tubyada kale. Qaabka model saamaynta ayaa si wanaagsan u shaqayn marka loo isticmaalo tubyada UPVC, sababtoo ah awoodda saamaynta khaas ah ayaa ilaalinaya shey khamraan, taas oo sanamaynaya in ay qalabkaan marka loo isticmaalo midab kale. Hoos u dhacaqa qalabka ayaa si toos ah u kala bixi khaladka hoos maragga, taas oo ku darsan in ay ka buuxdaan tijaabooyinka, in ay ka buuxdaan dhisidka, iyo awoodda wanaagsan ee qaabka saamaynta. Faaiidadda ammaanka ah ayaa ka dhacda saamaynta wanaagsan, sababtoo ah khaladka hoos maragga ayaa ka dhacda in ay ka buuxdaan tijaabooyinka iyo qiimaha hoos maragga. Qaabka saamaynta khaas ah ee tubyada UPVC ayaa taageerista in ay isku daynaan qaabka saamaynta, laakiin waqtigooda ay isku daynaan in ay ka buuxdaan tijaabooyinka iyo maalgelinta.