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Lefoo Isilinganisi Sokugeleza Kwe-Electromagnetic LFLD

Izilinganiso zokugeleza zikagesi zinezindawo eziningi zokusetshenziswa, izinsimbi ezinobubanzi obukhulu zivame ukusetshenziswa emiklamweni yokuhlinzeka amanzi nokukhuculula; izinsimbi ezinobubanzi obuphakathi nendawo nezincane zivame ukusebenza ezindaweni ezidinga ukunemba okuphezulu noma okunzima ukulinganisa, njengokulawulwa kwamanzi okupholisa emifuleni yomlilo weziko lombhobho embonini yensimbi, ukulinganisa ipulp noketshezi olumnyama embonini yephepha, kanye nezimboni zamakhemikhali. Uketshezi olunamandla okugqwala, ipulp yamatshe embonini ye-metallurgy engeyona insimbi; izinsimbi ezinobubanzi obuncane kakhulu zivame ukusetshenziswa ezindaweni ezidinga inhlanzeko njengemboni yemithi, yokudla, kanye ne-biochemistry.


Izici


Umsele wokulinganisa uyipayipi elibushelelezi, eliqondile, elingeke livinjwe. Lifanele ukulinganisa uketshezi oluxube izinto eziqinile, olunjengepulp, udaka, amanzi amdaka, njll.

Akukho ukulahlekelwa kwengcindezi okubangelwa ukutholwa kokugeleza, futhi umphumela wokonga amandla muhle.

Ivolumu yokugeleza elinganisiwe ayithinteki kakhulu ekushintsheni kokuminyana kwamanzi, ukunethezeka, izinga lokushisa, ingcindezi kanye nokuhamba kukagesi.

Inhlobonhlobo enkulu yokugeleza nobubanzi obubanzi bezilinganiso.

Uketshezi olugqwalayo lungasetshenziswa.

Ukucaciswa kwe-Electromagnetic Flowmeter LFLD

Ijubane eliphezulu lokugeleza15m/s
UkuqondisaDN15 ~ DN600± 0.5% yenani elikhonjiwe (i-velocity ≥ 1m / s), ± 0.2% * *
3mm / s (ijubane lokugeleza < 1 m / s)
DN700 ~ DN3000± 0.5% yenani elikhonjiwe (i-velocity ≥ 0.8m / s)
± 4mm / s (ijubane lokugeleza < 0.8 m / s)
Ukuziphatha Ugesi i-fluid≥50μS / cm
Ingcindezi yesikhashaneDN10 ~ DN2001.6 MPa
DN250 ~ DN10001.0MPa
DN1200 ~ DN20000.6 MPa
DN2200 ~ DN30000.6 MPa
Izinga lokushisaUmqondisi-25 ° C ~ 60 ° C

Isiguquli nohlobo oluhlanganisiwe-10 ° C ~ 60 ° C

Izinto zokugcina &

Ukushisa okuphezulu kwe-fluid

Izinto zokugwebaUhlobo oluhlukanisaUhlobo oluhlanganisiwe
I-PTFE (Polytetrafluoroethylene)120 ° C (ukwenziwa okukhethekile)70 ° C
I-PFA (Perfluoroalkoxy resin)180 ° C (ukwenziwa okukhethekile)70 ° C
I-FEP (Fluorinated ethylene propylene)160 ° C (ukwenziwa okukhethekile)70 ° C
I-Polychloroprene Rubber80 ° C (spE-ecial ngokwezifiso)70 ° C
I-PRU (Polyurethane)80 ° C70 ° C
Ifomu le-electrodeUhlobo oluhleliwe (DN15 ~ DN2600 ؛ uhlobo lwe-scraper (DN80 ~ DN3000)

I-Signal Electrode &

Izinto zomhlaba ze-Electrod

Insimbi engagqwali iMolybdenum, Hastelloy B, Hastelloy C, Titanium,

I-Tantalum, i-latinumiridium alloy, insimbi engagqwali i-tungsten carbide

Izinto zokuxhumana ze-flangeInsimbi yeCarboni
Izinto ezigcwele ze-flangeInsimbi engagcini 1Cr18Ni9Ti
Izinto zokuvikela i-Inlet flangeDN15 ~ DN600Insimbi engagcini 1Cr18Ni9Ti
DN700 ~ DN3000Insimbi yeCarboni
IP i-IRII-DN15 ~ DN150 isehlukanisela inzwa ye-polyurethaneIP65, IP68 (speciaL ngokwezifiso)
DN200 ~ DN2600 injoloba ehlukanisayo noma inzwa ye-polyurethaneIP68, amamitha ayi-10 ngaphansi kwamanzi
Ezinye izinzwa nazo zonke iziguquliIP65
Isikhala (uhlobo oluhlukile)Ibanga eliphakathi kwesiguquli nenzwa ngokuvamile alikho ngaphezu kuka-100m; uma lidlula i-100m, ukusebenza ngokukhethekile kuyadingeka.

*DN700 ~ DN3000, ukunemba kokuhleleka okukhethekile kungafinyelela ku-0.3% wenani elikhonziwe (i-velocity ≥ 1 m / s) noma 3 mm (ijubane lokugeleza < 1 m / s).

* Ngokukhethekile kunikeza imitha yokugeleza kwe-0.2%.

Izinto zokugwebaUkusebenza okuyinhlokoIzisebenziso
PTFE (Polytetrafluoroethylene)

1. Kuyinto enempahla yamakhemikhali ezinzile kakhulu phakathi kwamapulasitiki:

Okumelana nokubilisa i-hydrochloric acid, i-sulfuric acid, i-nitric acid ne-aqua regia, nokumelana ne-alkali egxile kanye nama-solvents ahlukahlukene we-organic, angamelanisi

Ukugqwala yi-chlorine trifluoride, okushisa okuphezulu kwe-oxygen trifluoride, ukugeleza okuphezulu

Isilinganiso se-fluorine, i-oxygen engamanzi ne-ozone.

2. Ukumelana kabi.

3. Ikhono lokumelana nengcindezi embi alibi.

1. 100 ° C, 150 ° C (ukwenziwa ngokwezifiso okukhethekile)

2. Imithombo yezindaba eqinile njenge-asidi egxile

Ne-alkali.

3. Imithombo yezindaba.

I-PCR (Polychloroprene Rubber)

1. Inokuhlasela okuhle kakhulu, amandla aphezulu okuphula kanye nokumelana okuhle kokugqoka.

2. Kumelana nokugqwala kwe-acid ephansi kakhulu ne-alkali salt media, futhi engamelani nokugqwala kwemidiya ye-oxidative.

1. 80 ° C, 120 * C (ukwenziwa ngokwezifiso okukhethekile)

2. Amanzi ajwayelekile, indle, udaka obuthakathaka, i-ore pulp.

I-PRU (Polyurethane)1. Ukugqoka okuhle (kulingana nokuphindwe eyishumi lenjoloba yemvelo).

2. Ukumelana ne-acid ne-alkali kubi.

3. Ayinakusetshenziselwa amanzi ahlanganiswe nama-solvents we-organic.

1. <80 ° C

2. I-sdrurry engathathi hlangothi futhi enamandla, amalahle, udaka, njll.


Izici ze-Electromagnetic Flowmeter LFLD

Isilinganiso asithinteki izinguquko zobuningi obuketshezi, i-viscosity, izinga lokushisa, ingcindezi nokuqhuba;.

Azikho izingxenye zokuhamba kokuphazamisa ithubhu lokulinganisa, akukho ukulahleka kwengcindezi, futhi izidingo zezigaba zamapayipi eziqondile ziphansi;

Ububanzi obunamandla bochungechunge yi-DN4 ~ DN3000. Kunezinketho ezahlukahlukene zokugcina izinzwa nezinto ze-electrode;

Isiguquli samukela indlela yokujabulisa inoveli, ngokusetshenziswa kwamandla aphansi, iphoyinti elizinzile lika-zero nokunemba okuphezulu. Uhla lokugeleza lungafinyelela ku-1500: 1;

Isiguquli singahlanganiswa nenzwa ukwakha uhlobo oluhlanganisiwe noma uhlobo oluhlukile;

Isiguquli samukela i-microprocessor yokusebenza engu-16-bit, isibukiso se-2x16LCD, ukusethwa okulula kwepharamitha kanye nohlelo oluthembekile;

I-flowmeter uhlelo lokulinganisa lwezindlela ezimbili olunama-totizer amathathu akhiwe ngaphakathi: phambili okuphelele, ukubuyela emuva okuphelele nokwehluka okuphelele; ingakhombisa ukugeleza phambili nokubuyela emuva, futhi inokukhishwa okuhlukahlukene: okwamanje, ukusebenza, ukuxhumana kwedijithali, HART, I-RS485 protocol;

Isiguquli samukela ubuchwepheshe be-back mount (SMT), ngemisebenzi yokuzihlola nokuzihlola;

Inzwa ye-rubber ne-urethane ehleliwe yesakhiwo sokucwiliswa kwangaphakathi;

Izinsimbi zokuqhuma zingasetshenziswa ezindaweni ezihambisana nokuqhuma;

I-electromagnetic flowmeter isetshenziselwa ukukala ukugeleza kwevolumu koketshezi lokuqhuba kanye ne-slorr kumapayipi avaliwe. Ilungele amakhemikhali, amandla kagesi, insimbi, uphethiloli, ukuphakelwa kwamanzi nokuhambisa amanzi, ukwenza amaphepha, imithi, ukudla neminye iminyango.



Inkampani ye-LIFOO

I-LEFOO Industrial Co., I- Ltd inamalabhorethri ayi-6 anemishini ethuthukile futhi ephelele yokuthuthukisa nokuthuthukisa ukunemba kwemikhiqizo ekhona emabangeni ahlukahlukene kanye nokushisa okuhlukahluka izimo. Iphinde ibe nesikhungo sokukhiqiza esizenzakalelayo sothuli lokwenziwa kwezidlulisi zokucindezela. Sicela uxhumane neqembu lethu lokuthengisa ukuze uthole intengo yokudlulisa ingcindezi.

Izicelo ze-Electromagnetic Flowmeter LFLD

Ukukhethwa kwesikhombisi

Izimiso zokukhetha.

Uketshezi oluzohlolwa kufanele lube uketshezi lokuqhuba noma i-sdrury ngokuqhuba okungaphansi kuka-50 μS / cm, futhi uketshezi oluzohlolwa akufanele luqukethe izinto eziningi ze-ferromagnetic noma amabhamuza.

Izinga lokucindezela elifanele, izinto zokugcina, izinto ze-electrode nezakhiwo zezinsimbi kufanele zikhethwe ngokuya ngezici zoketshezi okufanele zilinganiswe.

Ukukhetha Indlela

1. Ngoba i-electromagnetic flowmeter inobubanzi obuphezulu obungu-1500: 1, ububanzi bensimbi buvame ukufana naleyo yepayipi lenqubo.

2. Uma isilinganiso esilinganisiwe siqukethe izinhlayiya eziqinile, ibanga lokugeleza elinconywayo lingu-1 - 3 m / s. Uma izinga lokugeleza langempela likhulu kakhulu futhi akulungile ukushintsha, ububanzi bensimbi yokuzikhethela inkulu kunaleyo yepayipi lenqubo.

Ukunciphisa izinga lokugeleza koketshezi esigabeni sokulinganisa ipayipi lokugeleza kahle, inciphisa ukugqoka kwezinhlayiya ku-electrode nakulayini.

3. Uma kungahle kube khona ipayipi lenqubo, izinga lokugeleza okunconyiwe ngu-2-5 m / s. Uma izinga lokugeleza langempela lincane kakhulu futhi akulungile ukushintsha ipayipi lenqubo, insimbi yokuzikhethela enobubanzi obuncane

Ngokobubanzi bepayipi lenqubo, izinga lokugeleza koketshezi lwe-flowmeter lingakhuphuka ngokufanele ukugwema ithonya le-sedled ekunembeni kwemitha.

4. Lapho isilinganiso sokugeleza sincane kakhulu futhi kudingeka ukulinganisa okukhulu, inzwa encane kunobubanzi bepayipi lenqubo ingakhethwa ukukhulisa izinga lokugeleza nokuqinisekisa ukunemba okuphezulu.

Ezimweni ezingenhla ezingama-2, 3, no-4, abancishisi kufanele bafakwe phezulu komfula nasezansi komfula wokugeleza. I-engeli ye-cone emaphakathi yokunciphisa akufanele ibe nkulu kune-15 °, futhi okungenani kufanele kube nesigaba sepayipi eqondile enhla komfula wokunciphisa okuphindwe kahlanu ububanzi bepayipi lenqubo.

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