Iindaba & neMisitho

Kutheni kungenampompo kumbhobho, kodwa imitha yokuqukuqela ye-vortex ibonisa ukuphuma komqondiso?

2020-08-12
Imitha ye-vortex flow meter ineendlela ezahlukeneyo zokubona kunye nokufumanisa itekhnoloji, kwaye isebenzisa iintlobo ezahlukeneyo zezinto zokubona. I-PCB ehambelana nezinto ezahlukeneyo zokubhaqa, njenge-flow sensor nazo zahluke kakhulu. Ke ngoko, xa imitha yokuqukuqela isophuka, inokuba neengxaki ezahlukeneyo.
Kule meko, kuthetha ukuba kukho ukungcangcazela okuzinzileyo (okanye okunye ukuphazamiseka) kwisiza esikuluhlu lokulinganisa lwesixhobo. Ngeli xesha, nceda ujonge ukuba inkqubo isekelwe kakuhle kwaye umbhobho unongcangcazelo okanye hayi.

Ukongeza, qwalasela izizathu zemiqondiso emincinci kwiimeko ezahlukeneyo zokusebenza:
(1) Xa umbane uvuliwe, ivalve ayivulwanga, kukho ukuphuma komqondiso
①Ukukhusela okanye ukubekwa phantsi komqondiso wesiphumo senzwa (okanye into yokubhaqwa) ayilunganga, nto leyo ibangela ukuphazamiseka kombane wangaphandle;
②Isixhobo sokulinganisa imitha sisondele kakhulu kwisixhobo sangoku esomeleleyo okanye isixhobo esinesantya esiphezulu, uphazamiseko lwemitha ye-electromagnetic luya kuchaphazela imitha;
③Umbhobho wofakelo unongcangcazelo olomeleleyo;
④Uvakalelo lomguquli luphezulu kakhulu, kwaye lunovakalelo kakhulu kwimiqondiso yokuphazamiseka;
Isisombululo: qinisa ukukhusela kunye nokumisa, ukuphelisa ukungcangcazela kombhobho, kunye nokulungelelanisa ukunciphisa uvakalelo lomguquli.
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Lo mcimbi ngokufanelekileyo uyafana nesenzeko (1), esona sizathu sinokuba yimpembelelo ye-oscillation yombhobho kunye nokuphazamiseka kwe-electromagnetic yangaphandle.
Isisombululo: yehlisa uvakalelo lomguquli, kwaye unyuse inqanaba le-trigger yesekethe yokubumba, enokuthi icinezele ingxolo kwaye inqobe izinto ezibangela ubuxoki ngexesha eliphakathi.
(3) Xa umbane uvuliwe, vala ivalve esezantsi, imveliso ayibuyeli ku-zero, vala ivalve enyukayo kwaye imveliso ibuyela ku-zero.
Oku kuphenjelelwa ikakhulu luxinzelelo oluguquguqukayo lolwelo olunyukayo lwemitha yokuhamba. Ukuba imitha yokuqukuqela ye-vortex ifakwe kwisebe elimilise ngo-T kwaye kukho ukutyhutyha koxinzelelo kumbhobho ongundoqo onyukayo, okanye kukho umthombo wamandla ophefumlayo (ofana nempompo yepiston okanye i-Roots blower) phezulu komsinga we-vortex flow meter, uxinzelelo lokuphefumla. ibangela ukuqukuqela kwe-vortex uphawu lobuxoki.
Isisombululo: Fakela ivalve ezantsi kumsinga onyukayo wemitha yokuqukuqela ye-vortex, vala ivalve enyukayo ngexesha lokuvalwa ukwahlula impembelelo yoxinzelelo lokuphefumla. Nangona kunjalo, ngexesha lofakelo, i-valve ekhuphukayo kufuneka ibe kude kangangoko kunokwenzeka ukusuka kwimitha ye-vortex flow meter, kunye nobude obaneleyo bombhobho ochanekileyo kufuneka kuqinisekiswe.
(4) Xa umbane uvuliwe, imveliso yevalve enyukayo ayisayi kubuyela kuqanda xa ivalve ephuma phezulu ivaliwe, kuphela ukuphuma kwevalve esezantsi kuya kubuyela ku-zero.
Olu hlobo lokungaphumeleli lubangelwa ukuphazamiseka kolwelo kumbhobho. Ukuphazamiseka kuvela kumbhobho osezantsi we-vortex flow meter. Kuthungelwano lombhobho, ukuba icandelo lombhobho osezantsi othe tye wemitha yokuhamba ye-vortex lifutshane kwaye i-outlet isondele kwiivalvu zeminye imibhobho kuthungelwano lombhobho, ulwelo olukule mibhobho luya kuphazamiseka (umzekelo, iivalvu kwezinye imibhobho esezantsi iyavulwa kwaye ivalwe rhoqo, kwaye ivelufa elawulayo isoloko isenziwa) kwindawo yokukhangela imitha ye-vortex, ibangela imiqondiso yobuxoki.
Isisombululo: Yandisa icandelo lombhobho othe tye ezantsi ukuze unciphise impembelelo yokuphazamiseka kwamanzi.
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