Umbhali: Smartweigh–Multihead Weighter
I-Multihead weigher yinkqubo yokulinganisa ephazamisa ukutyisa kwaye iqhubeke nokutyisa. Ngenxa yokuba ulawulo lokulahlekelwa kwesisindo lwenziwa kwi-silo, inokufezekisa umgca ophezulu, kwaye isakhiwo sikulungele ukutywinwa. I-Spiral scales yimpucuko enkulu xa uthelekisa. Ilungele ukusetyenziswa kunye ne-seasoning yezixhobo ezincinci ezinje ngekhonkrithi, umgubo okhawulezayo kunye namalahle acoliweyo. Kweli nqanaba, kwilizwe lethu, abaxube be-rotary bonke balinganiswa ngendlela yevolumu okanye isikali sebhanti ye-elektroniki kunye nezikali ezijikelezayo.
Kwilizwe lethu, ukuchaneka kokuchaneka komlinganiselo webhanti ye-elektroniki esetyenziswe kwindlela yendlela ngokuqhelekileyo kuphela malunga ne-5%, engafaniyo nokuqinisekiswa kokulinganisa umthamo, kwaye ukuthembeka kwexesha elide kubuthathaka. Ibhakethi kunye nendlela yokutya isetyenziswa njengomzimba wonke wesikali. Ngokutsho komboniso wokulinganisa okanye isoftware yekhompyuter yomkhosi, umzimba wesikali uthathwa ngokuqhubekayo kwisampulu yedatha yobunzima bomnatha, kwaye uhlengahlengiso lobunzima bobunzima beyunithi ngexesha ngalinye libalwa njengokuqukuqela okupheleleyo kwangoko, kwaye ngoko ngokweendlela ezahlukeneyo Isisombululo sesihluzo sehardware kunye nesoftware kukufumana isihluzo esinokusetyenziswa njengenjongo yoqhatha.“ukuhamba ngokupheleleyo okuthe ngqo”. Ukufumana oku kuhamba kuyo yonke into kubaluleke kakhulu kwaye kusisiseko somlinganiselo ochanekileyo kunye nokuqinisekiswa kwe-multihead weigher. Indlela yakudala ichazwe kuMfanekiso 1.
Ngokutsho kwe-algorithm yokuphucula impendulo ye-PID, i-FC iqhuba ukubalwa kokulawula ukuhamba okupheleleyo kufutshane nethagethi yonke, kwaye ikhupha isignali yedatha yokulungelelanisa ukulawula iphaneli yokulawula ye-feeder vibrating njenge-soft starter. Ukusetyenziswa komlinganiselo we-multihead weigher kwisicelo esithile kunokubonwa kumgaqo osisiseko ukuba awuyi kuchaphazeleka ngotshintsho lwezixhobo zoomatshini bomzimba wesikali kunye nesakhiwo sokutyisa, kwaye ulinganisa kuphela impazamo yobunzima bomnatha (ubunzima obahlukileyo) , eyahluke kwi-dynamic yendabuko Xa kuthelekiswa neendlela zokulinganisa ukulinganisa ngokwesondo, iinzuzo zicacile. Xa ujoliso ekujoliswe kulo luhamba lulonke (th, kgmin), kunye nezinto eziphathekayo zihanjiswa kwaye ukuchaneka kokuqinisekiswa kwe-metrological kuphezulu, indlela yesimo esingenasisindo sokuqinisekiswa kwe-metrological ingasetyenziswa njengesicwangciso esihle.
Inkqubo yokuvelisa i-multihead weigher design scheme kufuneka ihlawule ingqalelo kwizinto ezichaphazela ukuchaneka. Isikali se-multihead sinezikali zedatha ezimileyo kunye neempawu zesikali esiguqukayo. Ngoko ke, xa uqulunqa isofthiwe yenkqubo yenkqubo, kuchazwe ukuba: uluhlu lwezinga lokuthutha olufanelekileyo, ngokubanzi oluchanekileyo Uluhlu olusebenzayo luyi-60% ~ 70% yomthamo wothutho olulinganisiweyo. Ukuba isantya sonxibelelwano sikhethiweyo, kukulungele ukuphendula kwi-frequency yoxinzelelo lwe-35 ~ 40Hz. Oku kuqinisekisa uluhlu olubanzi lohlengahlengiso, njengoko isoftware yenkqubo ingathembeki kangako xa amaxabiso othutho ephantsi kakhulu.
Uluhlu lokulinganisa lwenzwa luphakathi. Ngamanye amazwi, inzwa iphinda isebenzise i-60% ~ 70% yoluhlu lwayo lokulinganisa ngokwefomula. Isignali yedatha inoluhlu olubanzi lwenguqu, eluncedo kakhulu ekuphuculeni ukuchaneka. Isicwangciso soyilo lwesixokelelwano soomatshini kufuneka siqinisekise ukuba imathiriyeli ekrwada ijikeleza kakuhle, kwaye ikwaqinisekisa ukuba ixesha lokutyisa lifutshane, kwaye ukutyisa akufuneki kuxhaphake ngokugqithisileyo. Ngokuqhelekileyo, kuchaziwe ukuba ukutya kufuneka kwenziwe rhoqo kwimizuzu emi-5 ukuya kweli-10. Isixhobo sothumelo sezixhobo ezixhasayo kufuneka siqinisekise ukusebenza okuzinzileyo kunye nokumila komgca olungileyo.
Ithemba lesicelo likhatshwa luphuhliso olukhawulezayo lwenkqubo yokulawula isixhobo sombane. Ngokobuchwephesha obutsha obukhethiweyo, i-multihead weigher iye yaphucula ukuchaneka kokuqinisekiswa kwe-metrological ukusuka kwi-0.3% ~ 0.5% ukuya kwi-0.1% ~ 0.2%, kwaye yada yadlula isikali sedatha ye-static. Isitshixo kubuchwephesha obutsha kusetyenziso lwezinzwa zedijithali zokubonisa ubunzima.
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