Qaboojiyaha saliidda Haydarooliga waa aaladaha loo isticmaalo in lagu xakameeyo heerkulka dareeraha haydarooliga ee nidaamyada haydarooliga.Waxay gacan ka geystaan ilaalinta heerkulka ugu wanaagsan ee hawlgalka iyagoo baabi'inaya kulaylka dhasha inta lagu jiro nidaamka hawlgalka.Qaboojiyaha saliidda Haydarooliga sida caadiga ah waxay ka kooban yihiin taxane tuubo ama baalal kuwaas oo kordhiya aagga dusha sare ee wareejinta kulaylka.Marka dareeraha biyo kululi uu dhex maraayo qaboojiyaha, wuxuu kulaylka ku beddelaa hawada ku wareegsan ama meel qabow oo gooni ah, sida biyo ama dareere kale.Nidaamkani wuxuu qaboojiyaa dareeraha hydraulic ka hor inta uusan ku soo laaban nidaamka, ka hortagga kulaylka iyo hubinta waxqabadka nidaamka hufan.