Mitoci masu gudana suna da nau'ikan aikace-aikace a cikin masana'antar sarrafa kansa, don auna kafofin watsa labarai daban-daban kamar ruwa, mai, da gas. A yau, zan gabatar da tarihin ci gaba na mita masu gudana.
A cikin 1738, Daniel Bernoulli ya yi amfani da hanyar matsa lamba daban don auna magudanar ruwa bisa ma'aunin Bernoulli na farko.
A cikin 1791, Italiyanci GB Venturi yayi nazarin amfani da bututun venturi don auna kwarara kuma ya buga sakamakon.
A cikin 1886, Herschel na Amurka ya yi amfani da ikon Venturi don zama na'urar aunawa mai amfani don auna magudanar ruwa.
A cikin 1930s, hanyar amfani da igiyoyin sauti don auna saurin ruwa da iskar gas sun bayyana.
A cikin 1955, an ƙaddamar da Maxon flowmeter ta hanyar amfani da hanyar zagayowar sauti don auna yawan man jirgin sama.
Bayan shekarun 1960, kayan aunawa sun fara haɓaka ta hanyar daidaici da ƙaranci.
Ya zuwa yanzu, tare da haɓaka fasahar da'irar haɗin gwiwar da kuma fa'idar aikace-aikacen microcomputer, an ƙara haɓaka ƙarfin ma'aunin kwarara.
Yanzu akwai na'urorin lantarki na lantarki, injin turbine, na'urori masu motsi na vortex, na'urori masu motsi na ultrasonic, na'urorin rotor na karfe, na'urori masu motsi.
Lokacin aikawa: Dec-15-2021