Umgaqo wokusebenza ngexesha lokuhamba
Umgaqo woLinganiso:
IIxesha lokuhambaUmgaqo woNxibelelwano usebenzisa inyani yokuba ixesha lokubhabha kwesignali ye-ultrasound lichaphazeleka yisantya sokuhamba kwesixhobo sokuthwala. Njengombhukudi ohamba ngendlela yakhe enqumla umlambo oqukuqelayo, isignali ye-ultrasound ihamba kancinci phezulu kunasezantsi.
ZethuIimitha zokuhamba kwe-ultrasonic ze-TF1100sebenza ngokwale migaqo ye-transit-lime:
Vf = Kdt/TL
Apho:
Isantya seVcFlow
K: Ohlala ehleli
dt: Umahluko ngexesha lokubhabha
TL: Ixesha lokuThutha elinomsindo
Xa i-flow meter isebenza, ii-transducers ezimbini zithumela kwaye zifumana imiqondiso ye-ultrasonic eyandisiweyo yi-multi beam ehamba kuqala ngezantsi uze emva koko inyuke. Ngenxa yokuba isandi se-ultra sihamba ngokukhawuleza ngezantsi kunokunyuka, kuya kubakho umahluko wexesha lokubhabha (dt). Xa ukuhamba kuhleli, umahluko wexesha (dt) ngu-zero. Ke ngoko, ukuba nje siyazi ixesha lokubhabha kokubini phantsi naphezulu, singabala umahluko wexesha, size emva koko sifumane isantya sokuhamba (Vf) ngale fomyula ilandelayo.
Indlela ye-V
Indlela ye-W
Indlela ye-Z