Qhov sib piv ntawm cov dej ntws sib xws Q3 rau cov dej ntws tsawg kawg nkaus Q1.
Cov yam ntxwv ntws ntawm lub ntsuas dej ultrasonic yog txiav txim siab los ntawm Q1, Q2, Q3 thiab Q4, raws li tus nqi ntws feem ntau Q3 (raum3/h yog lub unit) thiab qhov piv ntawm Q3 rau qhov tsawg kawg nkaus ntws Q1. Q3 yog txij li 1, 1.6, 2.5, 4, 6.3, 10, 16, 25, 40, 63, 100, 160, 250, 400, 630, 1 000, 1 600, 2 500, 4 000 thiab 6300, thiab tuaj yeem tsim kom muaj tus nqi siab dua lossis qis dua los ntawm cov koob. Qhov piv ntawm kev tig rov qab Q3/Q1: ntau ntawm 10, 12.5, 20, 25, 31.5, 40, 50, 63, 80, 100, 125, 160, 200, 250, 315, 400, 500, 630 thiab 800, thiab tuaj yeem tsim kom muaj tus nqi siab dua lossis qis dua los ntawm kev sib txuas. Q2/Q1: 1.6 rau lub ntsuas dej nrog lub cheeb nominal tsawg dua lossis sib npaug rau 50 hli thiab cov dej ntws feem ntau Q3 tsis tshaj 16m3/h; Nws yuav yog 1.6, 2.5, 4 lossis 6.3 rau cov ntsuas dej nrog lub cheeb nominal loj dua 50 hli thiab cov dej ntws feem ntau Q3 tshaj 16m3/h. Q4=1.25Q3.
Lub sijhawm tshaj tawm: Lub Peb Hlis-31-2023