I-vortex flowmeter ingalinganisa ukuhamba kwegesi, uketshezi nomoya, njengokugeleza kwevolumu, ukugeleza kwesisindo, ukugeleza kwevolumu, njll. Umphumela wokulinganisa muhle futhi ukunemba kuphezulu. Luhlobo olusetshenziswa kakhulu kakhulu lokulinganisa uketshezi kumaphayiphi ezimboni futhi lunemiphumela emihle yokukala.
Ububanzi bokulinganisa kwe-vortex flowmeter bukhulu, futhi ithonya esilinganisweni lincane. Isibonelo, ukuminyana komoya, ingcindezi, i-viscosity, njll. Ngeke kuthinte umsebenzi wokulinganisa we-vortex flowmeter, ngakho-ke ukusebenza kusenamandla kakhulu.
Inzuzo ye-vortex flowmeter ububanzi bayo bokulinganisa obukhulu. Ukuthembeka okuphezulu, akukho ukugcinwa kwemishini, ngoba azikho izingxenye zemishini. Ngale ndlela, noma ngabe isikhathi sokulinganisa side, amapharamitha wokubonisa angazinza ngokuqhathaniswa. Ngenzwa yengcindezi, ingasebenza kuzinga lokushisa eliphansi nasendaweni yokushisa ephezulu enokuguquguquka okunamandla. Phakathi kwezinsimbi zokulinganisa ezifanayo, i-vortex flowmeter iyona ndlela efanelekile. Manje, izimboni eziningi zisebenzisa lolu hlobo lwensimbi ukukala inani kangcono futhi ngokunembe kakhudlwana.
Isibonelo: 0.13-0.16 1 / L, ungalinganisa i-bai ngokwakho, ulinganise ububanzi bekholomu unxantathu, bese kuthi ipharamitha yeStraw du Hall iphakathi kuka-0.16-0.23 (ibalwe ngo-0.17).
f = Ifomula le-StV / d (1)
Lapho i-dao:
Imvamisa ye-f-Carman vortex ekhiqizwe ohlangothini olulodwa lwe-generator
Inombolo ye-St-Strohal (inombolo engenakubalwa)
V-isilinganiso sokugeleza esijwayelekile soketshezi
d-ububanzi be-vortex generator (qaphela iyunithi)
Ngemuva kokubala imvamisa
I-K = f * 3.6 / (v * D * D / 353.7)
K: ukugeleza kokulingana
f: Imvamisa ekhiqizwa ngesilinganiso sokugeleza okusethiwe
D: Ukulinganiswa kwemitha yokugeleza
V: Izinga lokugeleza
Ukukhethwa kobubanzi be-flowmeter
Umsebenzi nenguqulo yesikhulisi samandla esimhlophe kanye neDu amplifier ye-vortex flowmeter yehlukile.
Ibanga lokulinganisa le-vortex flowmeter | |||||
Igesi | Ubukhulu | Umkhawulo ophansi wokulinganisa (m3 / h) |
Umkhawulo wokulinganisa (m3 / h) |
Ibanga lokulinganisa elingakhethwa (m3 / h) |
Ibanga lokuvama kokukhipha (Hz) |
15 | 5 | 30 | 5-60 | 460-3700 | |
20 | 6 | 50 | 6-60 | 220-3400 | |
25 | 8 | 60 | 8-120 | 180-2700 | |
32 | 14 | 100 | 14-150 | 130-1400 | |
40 | 18 | 180 | 18-310 | 90-1550 | |
50 | 30 | 300 | 30-480 | 80-1280 | |
65 | 50 | 500 | 50-800 | 60-900 | |
80 | 70 | 700 | 70-1230 | 40-700 | |
100 | 100 | 1000 | 100-1920 | 30-570 | |
125 | 150 | 1500 | 140-3000 | 23-490 | |
150 | 200 | 2000 | 200-4000 | 18-360 | |
200 | 400 | 4000 | 320-8000 | 13-325 | |
250 | 600 | 6000 | 550-11000 | 11-220 | |
300 | 1000 | 10000 | 800-18000 | 9-210 | |
Uketshezi | Ubukhulu | Umkhawulo ophansi wokulinganisa (m3 / h) |
Umkhawulo wokulinganisa (m3 / h) |
Ibanga lokulinganisa elingakhethwa (m3 / h) |
Ibanga lokuvama kokukhipha (Hz) |
15 | 1 | 6 | 0.8-8 | 90-900 | |
20 | 1.2 | 8 | 1-15 | 40-600 | |
25 | 2 | 16 | 1.6-18 | 35-400 | |
32 | 2.2 | 20 | 1.8-30 | 20-250 | |
40 | 2.5 | 25 | 2-48 | 10-240 | |
50 | 3.5 | 35 | 3-70 | 8-190 | |
65 | 6 | 60 | 5-85 | 7-150 | |
80 | 13 | 130 | 10-170 | 6-110 | |
100 | 20 | 200 | 15-270 | 5-90 | |
125 | 30 | 300 | 25-450 | 4.5-76 | |
150 | 50 | 500 | 40-630 | 3.58-60 | |
200 | 100 | 1000 | 80-1200 | 3.2-48 | |
250 | 150 | 1500 | 120-1800 | 2.5-37.5 | |
300 | 200 | 2000 | 180-2500 | 2.2-30.6 |
1. I-vortex flowmeter enemisebenzi elula ifaka phakathi izinketho zepharamitha ezilandelayo:
I-coefficient yensimbi, ukusika kwesiginali encane, uhla lokukhipha oluhambelana no-4-20mA, isikhathi sokusampula noma sokuncipha, ukususwa kokuqongelela, njll.
2. Ngaphezu kwalokho, i-vortex flowmeter ephelele ngokuphelele ifaka phakathi izinketho zepharamitha ezilandelayo:
Ukulinganisa uhlobo oluphakathi, ukusethwa kwesinxephezelo sokugeleza, iyunithi yokugeleza okukhiphayo, izinga lokushisa elingaphezulu nelingaphansi, ingcindezi ephezulu nomkhawulo ophansi, ingcindezi yendawo yendawo, ukuminyana kwesimo esijwayelekile, ukulungiselelwa kokuxhumana
Isikhathi Iposi: Apr-26-2021