Ukuphuculwa kobugcisa be-rotary metrology kunye nomgaqo wayo osisiseko we-multihead weigher

Umbhali: Smartweigh–Multihead Weighter

Nye. Imeko yangoku yendlela yokuqinisekisa i-metrological yoomatshini bokuxuba okujikelezayo 1.1 Indlela yokuqinisekisa i-rotary metrological yemveli isetyenziswa kuqinisekiso lwe-metrological yemathiriyeli eluhlaza njengezinto zokwakha zokuhombisa, iinkozo, i-oyile, ukutya, imigodi, njl., okanye xa kusenziwa iziqholo. kwi-intanethi. . Ezona ziqheleke ngakumbi zezi: izikali zebhanti ye-elektroniki, iiflowumitha zepleyiti ezigungxulwayo, isikali se-antimatter, kunye nezikali zokutyisa ivili elingqukuva. Le ndlela yokuqinisekisa umlinganiselo ineempawu zayo, kodwa imida mikhulu kakhulu.

Itekhnoloji yokucubungula isikali sebhanti ye-elektroniki yaziswa ngokweenkcukacha, kwaye la manyathelo alandelayo: Isikali sebhanti ye-elektroniki sidibanisa isiginali yedatha yomthwalo kunye nesantya soguqulo (isantya sokuhambisa ibhanti) isiginali yedatha kwindawo epheleleyo yeshishini. (icandelo lokulinganisa) ukufumana ixabiso elipheleleyo lokuhamba. Iithagethi ezinokulawuleka. Intshayelelo eneenkcukacha yobugcisa bokucubungula isikali sebhanti ye-elektroniki Qaphela: Ubungakanani bezinto ezikrwada eziza kutsalwa ngaphandle zitshintshwa ngokomlinganiselo wesantya sebhanti lokuhambisa ukutsala nokutsala. Ubungakanani, umthwalo kwibhanti yokuqhuba uzinzile. Xa kuthelekiswa nezinye iindlela zokondla, le ndlela inesiphumo esilungileyo sokwenyani sokuqinisekiswa kwe-metrological kunye nomgca.

Umzobo weSchematic wesekethe yokuqinisekisa umlinganiselo wesikali sebhanti ye-elektroniki Qaphela: Imisebenzi yokutyisa kunye neyokulinganisa igqitywe ngamabhanti amabini othumelo ngokulandelelanayo. 1.2 Indlela yokuqinisekisa umlinganiselo we-rotary isetyenziswe kumatshini wokuxuba oqhubekayo. izixhobo, i-concrete mixer ejikelezayo, i-bitumen rotary mixer. Ngokumalunga nokuchaneka kokuqinisekiswa kwe-metrological, ngeli nqanaba, olu hlobo lwesixhobo alukwazi ukwenziwa ngokubanzi kunye nokuphazamiseka. Ngoko ke, indlela yokuxuba i-rotary ayithandwa ngabathengi abaninzi, nayo enye yezizathu.

Imiboniso yezenzululwazi ingabonisa ukuba ukuxuba kunye neenkqubo zokucubungula ezigqitywe zezi ndlela zimbini zokuqinisekisa ukulinganisa zineendawo zazo ezisebenzisekayo, kwaye ukusetyenziswa kokuxuba okujikelezayo akufanele kube yingozi ngenxa yokunciphisa ixesha lobugcisa. Kweli nqanaba, kwilizwe lethu, oomatshini bokuxuba abajikelezayo bonke balinganiswa ngendlela yevolumu okanye isikali sebhanti ye-elektroniki / isikali somoya. Kwiminyaka ye-1970, iteknoloji yokudibanisa eqhubekayo yaziswa ukusuka eYurophu ukuphuhlisa kunye nokuyila. Ukuza kuthi ga ngoku, bekunje, kwaye akukho phuculo ukusuka ekuqaleni ukuya ekugqibeleni. Ngapha koko, ezi ndlela zimbini zokuqinisekisa umlinganiselo zinokufikelela ukuchaneka okuphezulu kwizicelo zaseYurophu. Umzekelo, isikali sothumelo sebhanti losasazo le-Schenck e-France sinokuchaneka okuguquguqukayo kwesinongo se-2%.

Kodwa kwilizwe lam, akulunganga, kuba kuxhomekeke ekuthintelweni kwemveliso esisiseko yemveliso efana noomatshini kunye nokuveliswa kwezixhobo kunye nezinto ezikrwada kwilizwe lam. Kweli nqanaba, umlinganiselo kunye nokuqinisekisa ukuchaneka kwezikali zebhanti ze-elektroniki ezisetyenziswe kwindlela yendlela kwilizwe lam ngokubanzi kuphela malunga ne-5%, engafaniyo nokuqinisekiswa komlinganiselo womthamo, kunye nokuthembeka kwexesha elide kubuthathaka. Mbini. Uhlengahlengiso oluqhubekayo——I-multihead weigher (isiNgesi Ukulahlekelwa-kwi-weight) ye-different signal drug reduction (imeko engenabunzima) isikali yaqala ukusetyenziswa kuyo yonke inkqubo yokuveliswa kwemveliso kwiminyaka ye-1990 ukwenzela ukuqinisekiswa kwe-metrological okuqhubekayo.

I-Multihead weigher ngokuthe ngcembe ithatha indawo yezikali zebhanti ze-elektroniki, izikali ezijijekileyo, kunye nezikali eziqokelelanayo. Njengendlela entsha kunye nephuculweyo yokuqinisekisa umlinganiselo, isetyenziswa ngokuthe ngcembe kwizinto ezininzi ezikrwada. 2.1 Ingqikelelo esisiseko: Thatha ibhakethi yokulinganisa kunye nombutho wokutyisa njengomzimba wonke wesikali, ngokuqhubekayo isampula yedatha yobunzima bomnatha womzimba wesikali ngokweqela lesixhobo okanye isoftware yekhompyuter ephezulu, kwaye ulinganise umyinge wokutshintsha kwenetha. ubunzima ngexesha leyunithi njengesantya esikhawulezileyo Ukuhamba okupheleleyo, kwaye emva koko kusonjululwe ngokobuchwephesha bokucoca i-hardware eyahlukeneyo kunye nesoftware, ingasetyenziswa njengenjongo yokukhohlisa.“ukuhamba ngokupheleleyo okuthe ngqo”. Ukufumana oku kuhamba kuyo yonke into kubaluleke kakhulu kwaye kusisiseko somlinganiselo ochanekileyo kunye nokuqinisekiswa kwe-multihead weigher.

Indlela yeklasikhi ichazwe ngokweenkcukacha kumzobo: indlela yokuqinisekisa umlinganiselo we-multihead weigher, emva koko iFC iphinde isondle i-algorithm yokuphucula ngokoluvo lwe-PID, iqhube ubalo lokusebenza lokuqukuqela kokuhamba kufutshane nethagethi iyonke, kunye neziphumo. isignali yedatha yohlengahlengiso ukuze isebenze isiqalisi esithambileyo kunye nezinye izixhasi ezingcangcazelayo. iphaneli yokulawula. 2.2 Ukusetyenziswa okuthe ngqo kwe-different signal ye-multihead weigher: Ukususela kumgaqo osisiseko, kunokubonwa ukuba akuyi kuba yingozi ngokuguqulwa kwezixhobo zoomatshini bomzimba wesikali kunye nesakhiwo sokutyisa. Ilinganisa kuphela impazamo yobunzima bomnatha (ubunzima bokwahlukana), kwaye Xa kuthelekiswa nendlela yokuqinisekisa yemetroloji yemveli, iingenelo zayo ziyabonakala. Xa ithagethi yolawulo kukuhamba iyonke (t/h, kg/min), kwaye izinto ezikrwada zinokuthuthwa kakuhle, kwaye ukuchaneka kokuqinisekiswa kwemetroloji kufunwa ukuba kube phezulu, indlela yemeko engenabunzima ingasetyenziswa njengesona sicwangciso silungileyo se-metrological. uqinisekiso.

2.2.2 Inkqubo yokuvelisa i-multihead weigher: Inkqubo yokuvelisa i-multihead weigher 2.2.3 Imiba ekufuneka ihlawulwe ingqalelo kwiskimu soyilo lwe-multihead weigher, izinto ezichaphazela ukuchaneka: i-multihead weigher ineempawu zesikali sedatha ye-static kunye nesikali esiguqukayo. . Ngoko ke, kwisikimu sokuyila I-software yenkqubo, ichaza: 1. Uluhlu lwezinga lokuthutha olufanelekileyo ngokuqhelekileyo luyi-60% ukuya kwi-70% yomthamo wothutho olulinganisiweyo kumsebenzi othile. Ukuba unxibelelwano kunye nokutshintsha kwesantya sotshintshiselwano kusetyenziswa, kukulungele ukuphendula kwi-frequency yoxinzelelo lwe-35-40Hz. Oku kuqinisekisa uluhlu olubanzi lohlengahlengiso.

Kukwangenxa yokuthembeka okulambathayo kwesoftware yenkqubo xa isantya sothutho siphantsi kakhulu. 2. Uluhlu lokulinganisa lwenzwa lumodareyitha. Ngamanye amazwi, inzwa iphinda isebenzise i-60% ~ 70% yoluhlu lwayo lokulinganisa ngokwefomula. Isignali yedatha inoluhlu olubanzi lwenguqu, eluncedo kakhulu ekuphuculeni ukuchaneka. 3. Isicwangciso soyilo lwenkqubo yomatshini kufuneka siqinisekise ukuba izinto eziluhlaza zihamba kakuhle, kwaye zikwaqinisekisa ukuba ixesha lokutya lifutshane, kwaye ukutya akufanele kube ngokugqithisileyo. Ngokuqhelekileyo, kuchazwe ukuba ukutya kufuneka kwenziwe rhoqo ngemizuzu emi-5-10.

Isixhobo sothumelo sezixhobo ezixhasayo kufuneka siqinisekise ukusebenza okuzinzileyo kunye nokumila komgca olungileyo. 2.2.4 Ithemba lokufaka isicelo: Ngophuhliso olukhawulezayo lwenkqubo yokulawula isixhobo sombane, isikali se-multihead sisekelwe ekukhethweni kweethekhinoloji ezintsha, kwaye ukuchaneka kokuqinisekiswa kwe-metrological kwandiswe ukusuka kwi-0.3% ukuya kwi-0.5%. Isitshixo sobu buchwepheshe butsha kusetyenziso lwezinzwa zedijithali zokubonisa ubunzima.

2.2.4.1 Ukusetyenziswa kwesixhobo sokulinganisa ubungakanani bomboniso wedijithali: Ukuze kuhlanganiswe ngcono kwimfuneko yokulinganisa okuguquguqukayo kunye nokuchanekileyo, kubaluleke kakhulu ukuba isetyenziswe njengenkqubo yesofthiwe ye-key-in sensor kwisixhobo sokulinganisa. Ngokukodwa kwindawo apho inkqubo kufuneka ibe nengqondo, idatha yangoku okanye engathanga ngqo ye-sensor iyimfuneko. Ngeli xesha, ukungaqiniseki komlinganiselo ochanekileyo kunye nezinga lokulinganisa elichanekileyo lidla ngokuba yibini yeeyantlukwano, kwaye kunzima ukuqwalasela ezi zimbini. Imeko ethile ikhethwa njenge-compromise. Kwishishini lokulinganisa, ezininzi iisenso ze-analog zedijithali zemveli ziveliswa kwaye zisetyenziswe kwilizwe lam kweli nqanaba, kwaye imveliso yesignali ye-pulse incinci.

Ukuthatha i-sensor yesisindo kunye nesiphumo esikhulu esipheleleyo kunye nomgaqo-siseko we-resistor strain force njengomzekelo, imveliso enkulu ngokubanzi yi-30-40mV. Ke ngoko, isiginali yedatha ichaphazeleka ngokulula ngamaza onomathotholo, kwaye umgama wokuhanjiswa kwentambo nawo umfutshane, ngokuqhelekileyo ngaphakathi kweemitha ezilishumi. Kwisixhobo sokulinganisa isikhongozeli (i-silo isikali sokulinganisa isikali), isixhobo sokulinganisa iqonga lenkonzo okanye ibhulorho yesikali (isikali selori ye-elektroniki okanye isikali sikaloliwe) sisebenzisa abenzi boluvo abaninzi kuthotho, isoftware yenkqubo yedatha ingasetyenziselwa ukugqiba.“ukuzilinganisela”.

Oku kungenxa yesoftware yenkqubo yoluvo lwedijithali enamatshaneli amaninzi, akukho ngxaki yokumelana nayo. Umthengi ufaka idilesi eneenkcukacha, ubunzima kunye novakalelo lwenzwa nganye, kwaye isikali sinokuzenzekelayo ngokupheleleyo.“iikona ezine”okanye“edge”Ukulungelelaniswa, akukho mfuneko yokuhlengahlengisa rhoqo ileta kwakhona kwaye kwakhona. Kwinkqubo yokulinganisa, emva kokuba i-sensor ezininzi zidibene kunye, iimpawu zenzwa nganye azikwazi ukwahlula kwabanye. Xa ulinganisa, ubunzima obuqhelekileyo kufuneka bukhutshwe kwi-sensor nganye kunye ne-voltage divider kwi-terminal kufuneka isetyenziswe. Yenza uhlengahlengiso.

Ngenxa yokuba kukho uvavanyo lwe-t oludityanisiweyo xa kulungiswa, luphindaphindwa amaxesha amaninzi. Kwinkqubo yedatha yedatha, inzwa nganye yomntu ivumelekile ukuba ihlolwe ngabanye. Ngoko ke, ixesha lokulungisa ixabiso elipheleleyo le-software yenkqubo kunye ne-digital sensor yi-1/4 kuphela yokulinganisa inkqubo.

Inokwenziwa kusetyenziswa inkqubo yedatha yesoftware“ozixilongayo”, oko kukuthi, ukuhamba kwenkqubo yokuxilongwa ngokuqhubekayo kukhangela ukuba isignali yedatha yesivamvo ngasinye siphelisiwe, nokuba imveliso igqithiwe ngokuphawulekayo, njl. Ukuba kukho ingxaki, umyalezo okanye i-alamu iboniswa ngokuzenzekelayo kwideshbhodi okanye kwindawo yolawulo yolawulo panel. , kunye nabathengi banokusebenzisa izitshixo kwipaneli yokulawula ukufumana inzwa nganye, ukuchonga imbangela yengxaki ngabanye kwaye benze iingxaki eziqhelekileyo. Olu hlobo lokuxilongwa ngokugweba kunye nomsebenzi oqhelekileyo wokucoca ngokucacileyo kuyinzuzo ephambili kubathengi, kwaye kunzima ukulibala nokunciphisa iindleko ekufaniseni i-analog sensor system software.

Kwishishini lokulinganisa, isisombululo se-SPWM ye-displacement coefficient ye-software yokulinganisa i-sensor system ye-software yi-bits ye-16, kwaye kukho ukubalwa kwe-50,000 ekhoyo; ngelixa isisombululo sesikrini senzwa nganye kwisofthiwe yenkqubo yedatha yi-20 Bit, kukho ukubalwa kwe-1,000,000 ekhoyo. Ke ngoko, isoftware yenkqubo enezinzwa zedijithali ezi-4 inokuvelisa isisombululo sesikrini sezibalo ezingama-4,000,000. Iingenelo zolu hlobo lwepikseli ephezulu zifaneleka ngokukodwa kwiindawo apho ubunzima besakhelo sesikali bukhulu kakhulu kwaye ubunzima bobunzima bento elinganisiweyo buncinci.

Umzekelo: kwisixhobo sokulinganisa i-seasoning, ngamanye amaxesha uhlobo oluthile lwezinto ezibonakalayo kwi-recipe eyimfihlo i-akhawunti kuphela inxalenye encinci, kodwa iimfuno zokuchaneka zisephezulu kakhulu. Oku kukwanzima ukuphumeza ukulinganisa inkqubo yemveli. Ntathu. Ukusetyenziswa komxube we-rotary kunye nefuthe leemakethe zentengiso Ngenxa yokuba umlinganiselo kunye nokuqinisekiswa komxube we-rotary e-China uhlala kwindlela yendabuko, ithemba lesicelo sokuthengisa kunye nokunyuswa kwe-multihead weigher kuya kuba banzi kakhulu. , Inkqubo eqhubekayo yokuxuba i-bitumen inenguqu ephazamisayo, kwaye ukulawulwa ngokuchanekileyo kokuhamba okupheleleyo kunokuvelisa umxube ofanelekileyo kakhulu.

Ngenxa yokuba umxube we-rotary unesakhiwo esilula kunye neendleko zokugcinwa okuphantsi, xa umxube wemveliso ulawulwa ngokungqongqo, uya kutshintsha imeko yangoku yesabelo esiphantsi semarike yomxube we-rotary. Ngokukodwa, imveliso-yokunyusa oomatshini kunye nezixhobo ezifunekayo kwiinkalo zendlela kunye nobunjineli bombane wamanzi kunokubaluleka okulungileyo, kwaye i-multihead weigher yinkqubela phambili yokuphucula ukuchaneka kokuqinisekiswa kwe-metrological.

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