Idizayini yesistimu yokulawula ukunqwabelana okuzenzakalelayo esekelwe ku-plc ne-multihead weigher

Umbhali: Smartweigh–I-Multihead Weighter

1 Isandulelo Emkhakheni wokwenziwa kwesisindo se-Zhongshan Smart, isinongo ngokuvamile siwukuxutshwa kwezinto ezingavuthiwe ngengxenye ethile ukuze kukhiqizwe impahla eluhlaza. Ngakho-ke, i-seasoning iyingxenye ebalulekile yokukhiqiza kulo mkhakha. Enqubweni yokucubungula, izinto zokusetshenziswa ezihlukahlukene kufanele zixutshwe ngokulinganayo ngokuhambisana ngokuqinile nesilinganiso, futhi kufanele zenziwe ngemishini yesinongo. Kulesi sigaba, izitshalo zokucubungula ngokuvamile zisebenzisa izindlela ezimbili. Indlela yokuqala isebenzisa ukulinganisa okwenziwa ngesandla, bese kuba Ingxenye yezinto zokusetshenziswa ezihlukahlukene ifakwa ngokuhlukana emshinini wokuhlanganisa futhi ixutshwe. Enye indlela ukukala okuzenzakalelayo, ukuxuba okuzenzakalelayo ngokuphelele.

Ngenxa yokuthi izinto eziningi zokuqala zokusetshenziswa ziyizimpushana noma ama-granules, lapho isinongo sabasebenzi, umzimba kulula kakhulu ukuhogela uthuli nokunye ukungcola, okubangela izingozi zomsebenzi, okwandisa izingozi zokukhiqiza kanye nezindleko zenani labantu. Ngakho-ke, i-seasoning yabasebenzi ayikwazi ukulawulwa endaweni yokwakha, futhi ijwayele ukungafani, hhayi kuphela izinga elingenakuqinisekiswa, kodwa futhi izindleko zokuphatha ziyakhuphuka. Ukuze kuqinisekiswe kangcono ikhwalithi yomkhiqizo futhi kuthuthukiswe ukukhiqiza, kubalulwe ukuthi isofthiwe yesistimu yokuhlanganisa ezenzakalelayo enembile nethembekile kufanele ikhethwe. 2 Ngokohlelo lokuxubha oluzenzakalelayo lwe-PLC, ikhompuyutha yokulawula izimboni kanye nesisindo se-multihead Ohlelweni lwamanje lokuhlanganisa oluzenzakalelayo lwe-Zhongshan Smart sikala, izisebenzi ziqala zithuthe izinto zokusetshenziswa ziye endaweni yokusebenzela yokukala. Ngemuva kokuthi ukukala kuqediwe, izinto zokusetshenziswa zithunyelwa ngesandla emshinini wokuhlanganisa. Ukwenza isinongo, indawo yokusebenzela yokukhiqiza isisindo isebenzisa isikali se-multihead se-Hangzhou Sifang ukwenza ukukala. Ngokusho kwechweba le-RS232, lixhunywe kuseva ezishintshayo zezimboni. Iseva ye-automation yezimboni etholakala egumbini lokulawula elikhulu inesibopho sokurekhoda imiphumela yokukala nokubonisa imininingwane yedatha yokukala. , Ngaphezu kwalokho, opharetha angakwazi ukulawula ngesandla ukuqala nokumiswa kwayo yonke inqubo yesinongo egumbini lokulawula eliyinhloko ngokusho kwesifunda sokulawula.

Lolu hlobo lwendlela alusebenzi kahle. Ngaphezu kwalokho, inqubo yohlelo lwe-DOS ethuthukisiwe futhi yaklanywa ngolimi C iyasebenza kuseva [1], enokulinganisa okuphansi kanye nobuchwepheshe obunzima bokusebenzisana namakhompyutha womuntu, futhi ayikwazi ukwenza zonke izinhlinzeko zokuhlanganisa okuzenzakalelayo. Ukuze kuthuthukiswe kangcono ukusebenza kahle kokukhiqiza kanye nezindleko zokulawula, uhlelo lokuhlanganisa oluzenzakalelayo kufanele lukhethwe. Uhlelo olusha lwamukela ukwakheka kobudlelwano besigqila.

Ikhompyutha yezimboni isetshenziswa njengeseva ephezulu, kanti i-Siemens PLC PLC[2], i-soft starter ne-multihead weigher isetshenziswa njengezigqila eziphezulu neziphansi. Iseva isendimeni eholayo, iqedela ukuphathwa kokuxhumana nokusebenza kwesigqila ngasinye, futhi ixhuma imbobo ye-RS-232 yokuxhumana evumelanayo yekhompiyutha yokulawula izimboni ne-PLC ngemva kokuguqulwa kwesignali ye-pulse, idale isiteshi sokuphepha ngokomzimba sokuxhumana phakathi amakhompyutha aphezulu naphansi; Xhuma enye imbobo ye-RS-232 yeseva embobeni yokuxhumana ye-multihead weigher ukuze wakhe isiteshi sokuphepha somzimba sesibili. Isofthiwe yekhompyutha ephezulu ikhetha indlela yokuvota ukuze uxhumane neziteshi zezigqila ngayinye ngayinye.

Isofthiwe yekhompuyutha ephezulu idlulisela imiphumela yokuhlela okuphelele kwemisebenzi yansuku zonke ku-PLC. Phakathi nayo yonke inqubo yokusebenza kwe-PLC, isofthiwe yekhompiyutha ephezulu isebenzisa imiyalelo yokuxhuma yesofthiwe yekhompiyutha ephezulu ukuqapha ukusebenza kwekhompyutha ephansi kanye nokuqukethwe kwendawo yolwazi lwedatha, futhi ilayisha idatha ye-PLC ngokushesha. Idatha yesikhathi sangempela yesimo sangaphakathi kanye nesisindo sayo se-multihead kuboniswa kusofthiwe yekhompyutha engumsingathi. Sekukonke, isofthiwe yesistimu inemisebenzi elandelayo: ① Ukuhlanganisa okuzenzakalelayo ngokugcwele. Ngemuva kokuthi iresiphi eyimfihlo isethiwe, isofthiwe yesistimu ikala ngokuzenzakalelayo izithako ngokuvumelana neresiphi eyimfihlo ngaphandle kokungenelela kwabasebenzi bangempela abasebenza; ② Inomsebenzi wefomu, ongakhiqiza imibiko yansuku zonke namafomu esikhathi sangempela. kanye nemibiko yanyanga zonke, imibiko yonyaka, njll.; ③Ukuthuthukiswa okunamandla nokuguqulwa kwethebula, isofthiwe yesistimu inikeza izisebenzi ezichwepheshile nezobuchwepheshe noma izisebenzi zangempela ezisebenzayo ukuze ziguqule ngokuvumelana nesethi yabaphathi, ithuthukisa ukulawulwa kweresiphi eyimfihlo, futhi irekhoda isikhathi nokusebenza kwangempela kokuguqulwa. Inombolo ye-serial yabasebenzi; 4. Umsebenzi wokulungisa ugesi, isofthiwe yesistimu ingalungisa amarekhodi okulinganisa anembile ngaphambi kokuba amandla avaliwe lapho amandla ecisha ngokuzumayo; 5. Umsebenzi wokwabelana wenethiwekhi yendawo yendawo, iseva ingabelana ngolwazi lwedatha yezinsiza kunethiwekhi yendawo yendawo, futhi ishabhu yokukhiqiza inomthwalo wemfanelo Abantu bagcina umkhondo wenqubekelaphambili yokwakhiwa nezinye izimo. 2.1 Ukwakheka kohlelo Zonke izixube zokuxubha ezizenzakalelayo zakhiwa ikhompyutha yezimboni, i-PLC, isikali sokukhiqiza sezimboni se-multihead weigher, isiqalisi esithambile, i-vibration motor, i-mixer, inzwa, ibhande lokuthutha, njll.

Ikhompuyutha ephezulu yokulawula izimboni ibonisa ikhasi lobuchwepheshe bokusebenzisana namakhompyutha womuntu, futhi yenza imisebenzi efana nokukhohlisa okokufaka kokuqukethwe kolwazi, ukuphathwa kwesizindalwazi, ulwazi lokubonisa ulwazi lwedatha, ukugcinwa, ukuhlaziya izibalo namafomu. Isofthiwe yekhompuyutha ephezulu isebenzisa ikhompyutha yokulawula imboni ye-IPC810. Imisebenzi yayo eyinhloko imi kanje: Iseva ye-automation yezimboni iqala ilayishe iresiphi eyimfihlo yenombolo ethile ye-serial ngokohlelo lwabasebenzi bangempela abasebenzayo, bese, ngokwenani nokuhleleka kwesinongo kuresiphi eyimfihlo, idlulisele umyalo wokuqalisa isinongo ku-PLC, ukuze i-PLC ikwazi ukuqala isofthiwe ekhethekile. Isiqalisi. Kuyo yonke inqubo yesinongo, iseva ye-automation yezimboni isebenzisa indlela yokuvota ukuze ilayishe igama lesimo se-PLC ngesikhathi sangempela ukuze ikwazi ukusebenza kahle kwe-PLC kanye nemishini engaphansi kwayo; Ulwazi lwedatha yesisindo, ngokwesu lesinongo, lapho ukukala kuseduze nevelu elisethiwe kuresiphi eyimfihlo, iseva ithumela umyalo ku-PLC ukuze inqamule isinongo. Lapho zonke izinto ezisetshenziswayo ku-recipe eyimfihlo sezilungisiwe, yonke inqubo yazo zonke izinongo imisiwe, ilinde umyalelo wabasebenzi bangempela abasebenza.

Phakathi nayo yonke inqubo yokusebenza kwesofthiwe yesistimu, i-PLC ixhumana nesofthiwe yekhompiyutha ebamba ngesikhathi sangempela ukuze kuqinisekiswe ukuhambisana phakathi kolwazi lwedatha oluboniswa ekhasini kanye nolwazi lwedatha oluthile ngaleso sikhathi. Konke kungathunyelwa ku-PLC ngokushesha. Imisebenzi ebalulekile ye-PLC ihlanganisa: ①Yamukela imiyalelo ephushwa isofthiwe yekhompuyutha ephezulu, futhi ulawule ukuqala, ukuma kanye nesivinini senjini yokudlidliza ngokuya ngesiqalisi esithambile; ②Layisha isimo sokusebenza kwesiqalisi esithambile ukuze sisebenze ngesikhathi sangempela Indawo yolwazi lwedatha yenkumbulo ilayishwa yikhompyutha yokulawula yezimboni; ③ Lungiselela izimo ezihlukahlukene ngokwazo ngendlela yamagama esimo, futhi ikhompyutha yokulawula yezimboni ingalayishwa ngokushesha. 2.2 Indlela yokulawula kanye nayo yonke inqubo yesinongo Ngokokuhlaziywa kwezici zayo yonke inqubo yesinongo, kutholwa ukuthi yonke inqubo yesinongo inezimpawu ezilandelayo: (1) Ithagethi elinganisiwe isofthiwe yesistimu engenakuhlehliswa. . Ayikho indlela yokuthi impahla eluhlaza ibuyele ebhandeni lokuthutha futhi isuka emshinini wokuhlanganisa.

(2) Inesikhathi esimisiwe esibalulekile. Lapho isinongo sifinyelela inani elisethiwe, i-PLC ilawula injini ukumisa ukudluliswa kwezinto ezingavuthiwe. Ngalesi sikhathi, kukhona izinto ezingavuthiwe ebhandeni lokuthutha ezingenakuthengwa, ngakho-ke isofthiwe yesistimu inesikhathi esibalulekile. (3) Isici esilawulekayo ukuthi ugesi uyashintshwa.

Ukuqala nokumisa ukusebenza kwesofthiwe yesistimu konke ukushintshwa kwenani. (4) I-automatic batching system iwumugqa kuzo zonke izindawo ezijwayelekile zokusebenza. Ngakho-ke, sicabangela ukusetshenziswa kwezindlela zokulawula ezifana nesivinini esisheshayo, esinensayo, kanye nokudluliswa kwangaphambi kwesikhathi komyalo wokuphakelwa kokunqanyulwa, kanye nokusetshenziswa kobuchwepheshe be-PLC bokuzikhiya nokuxhumanisa ukuze kuqinisekiswe ukuthuthukiswa okushelelayo kwesinongo.

Ngemva kokuqaliswa kwesofthiwe yohlelo, ikhompuyutha yokulawula izimboni idlulisela isignali yedatha yokuqala kokuphakela ku-PLC, futhi i-PLC ilawula isiqalisi esithambile ukushayela injini ukuze iqale ukuphakela ngokushesha. Ngaphezu kwalokho, iseva ye-automation yezimboni iqhubeka nokulayisha ulwazi lwedatha yesisindo se-multihead weighed ngokuya ngokuxhumana kwe-serial. Uma inani lesisindo sengqikithi liseduze nevelu elisethiwe, iseva ezenzakalelayo yezimboni idlulisela ikhodi yokulawula yokunqamula ukuphakela ku-PLC. Ngalesi sikhathi, i-PLC ilawula isiqalisi esithambile ukuze yenze ukudla okunensayo, futhi ivelu elisethiwe kusengaphambili kanye nokudla okuthile kungase kunqunywe ngokuya ngezinto zokusetshenziswa eziyinsalela enhlanganweni yokudlulisela kusengaphambili. Uma iphutha kanye nensalela yezinto ezingavuthiwe esakhiweni sokudlulisela kungajwayelekile, i-PLC empeleni ithumela umyalo wokunqamula, owenziwa isiqalisi esithambile, bese ilawula injini ukuze ivale. Izinyathelo zikhonjiswe kuMfanekiso 1. Isofthiwe yesistimu yokuhlanganisa okuzenzakalelayo 3 Ukuthuthukiswa kwesofthiwe yeseva yemboni ezishintshayo Imisebenzi ebalulekile yansuku zonke yekhompuyutha yokulawula yezimboni imi kanje: (1) Bonisa ulwazi lokubonisa opopayi lwenqubo yonke yesinongo.

(2) Thumela ikhodi yokulawula ku-PLC futhi ulayishe ukusebenza kwe-PLC. (3) Layisha isignali yedatha esikalini se-multihead, bonisa inani lesisindo esikrinini sokubonisa, bese uphushela umyalo ku-PLC ngokolwazi lwedatha yokukala. (4) Umbuzo wesizindalwazi kanye nefomu, gcina imininingwane yedatha yesinongo, kopisha ifomu.

(5) Ukuthuthukiswa nokuguqulwa kweresiphi eyimfihlo. (6) Eminye imisebenzi efana ne-alamu eyisizayo yamaphutha avamile esinongweni. 3.1 Ukwakhiwa kwekhasi lesofthiwe yomakhalekhukhwini wesithokelo Uhlelo lokusebenza lwekhompiyutha yokulawula imboni ye-Longchuanqiao isikrini sokuthinta semboni ye-industrial, ukucushwa kwesistimu yokulawula izimboni empeleni kuyinkundla yesevisi yesofthiwe yokuthuthukiswa engathuthukiswa amakhasimende ngokwezidingo zawo.

Singasungula futhi siklame isikrini sokuthinta sezimboni esinobungane sazo zonke izinhlelo zokugada amavidiyo kunkundla yesevisi ngokuya ngemithetho yobuchwepheshe bokucubungula, futhi opharetha angasebenzisana nemishini esendaweni kanye namathuluzi ngesikhathi sangempela ngokwaleli khasi. Isofthiwe yeselula ye-Longchuanqiao iyilungiselelo le-HMI/SCADA lokulawulwa kwezimboni ezizenzakalelayo, elihlinzeka ngethuluzi lokuthuthukisa eline-aspect ratio ehlanganisiwe kanye nokubonwa kwedatha. Le software inezici ezilandelayo: (1) Imisebenzi ehlukahlukene yokuxhumana.

Ukucushwa kwe-Longchuan Bridge [3] kulungele le misebenzi yokuxhumana elandelayo: 1) Ilungele izindlela zokuxhumana ze-serial ezifana ne-RS232, RS422, ne-RS485, kanye nezindlela ezifana nokuphindaphinda, ukudayela ngocingo, ukuvota ngocingo nokudayela. 2) Ukuxhumana kokuxhumana kwe-Ethernet nakho kuyasebenza kusixhumi esibonakalayo se-TV Ethernet kanye nesixhumi esibonakalayo se-Ethernet yenethiwekhi engenantambo. 3) Isoftware yomshayeli yayo yonke imishini nezinto zokusebenza ziyasebenza ku-GPRS, CDMA, GSM kanye nokunye okucaciswe nge-inthanethi yeselula.

(2) Isofthiwe elula yokuthuthukisa kanye nokuklama uhlelo. Izingxenye ezihlukahlukene nezilawuli zakha isofthiwe yesistimu yokuthuthukiswa kwe-HMI enamandla kanye nokuklama; umbala wokuxhuma othuthukisiwe kanye nemiphumela yombala we-asymptotic ixazulula inkinga kusukela emthonjeni wokuthi amasofthiwe amaningi afanayo omakhalekhukhwini asebenzisa imibala eminingi yokuxhuma nemibala e-asymptotic, okuwusongo olukhulu ekubuyekezeni isixhumi esibonakalayo Inkinga yejubane eliphezulu nokusebenza kahle okuphezulu kwesofthiwe yesistimu; izinhlobo eziningi zamagrafu angaphansi we-vector material akwenza kube lula ukwenza isixhumi esibonakalayo sephrojekthi yobunjiniyela; khombisa indlela yokucabanga egxile entweni, okuguquguqukayo okuzimele okushumekiwe okungaqondile, okuguquguqukayo okumaphakathi, umbuzo wesizindalwazi okuguquguqukayo okuzimele, Kusebenza emisebenzini yangokwezifiso nama-oda angokwezifiso. (3) Vula.

Ukuvuleka kokucushwa kwe-Longchuan Bridge kubonakala kakhulu kulezi zici ezilandelayo: 1) Sebenzisa i-Excel ukuze uphequlule umbuzo wesizindalwazi nge-VBA. 2) Isofthiwe yeselula iyisakhiwo sesistimu evulekile, esebenza ngokugcwele ku-DDE, OPC, ODBC/SQL, AcTIveX, kanye nemininingwane ye-DNA. Ihlinzeka ngamasokhethi angaphandle okuphequlula ngezindlela ezihlukahlukene njenge-OLE, COM/DCOM, umtapo wolwazi wesixhumanisi oshukumisayo, njll., okulungele amakhasimende ukusebenzisa izindawo ezihlukahlukene zokuthuthukiswa ezivamile (njenge-VC++, VB, njll.) ukuze afeze ngokujulile. ukuthuthukiswa kwesibili.

I-3) Isakhiwo sesistimu yesofthiwe ye-Longchuan Bridge yokucushwa kwe-I/O yomshayeli iyisakhiwo esivulekile, futhi ingxenye yekhodi yomthombo wamasokhethi ayo ishicilelwe ngokuphelele, futhi amakhasimende angakwazi ukuthuthukisa isofthiwe yomshayeli ngokuzimela. (4) Umsebenzi wombuzo wesizindalwazi. Ukucushwa kwe-Longchuan Bridge kushumekwe nesizindalwazi sochungechunge lwesikhathi, futhi izinhlobonhlobo zamabhulokhi asebenzayo ashumekwe kusizindalwazi sochungechunge lwesikhathi sezindlela zokucubungula idatha nokugcinwa, okungaqedela ukufingqa, ukuhlaziya izibalo, ukukhohlisa, kanye nomugqa. njll imisebenzi ehlukahlukene. (5) Isebenza ezinhlobonhlobo zemishini namathuluzi kanye namabhasi esistimu.

Ifanele i-PLC, isilawuli, ithuluzi lemisebenzi eminingi, i-terminal ehlakaniphile yeselula kanye nemojula yokulawula ehlakaniphile ekhiqizwa abakhiqizi abadumile emhlabeni wonke; ngaphezu kwalokho, ibuye ilungele ukuxhumana okujwayelekile kwekhompyutha njengeProfibus, Can, LonWorks kanye neModbus. 3.2 Izinga le-I/O lesistimu yokucushwa kwebhuloho i-Longchuan lisebenzisa amaphoyinti esizindalwazi ochungechunge lwesikhathi ukukhombisa amaphuzu e-I/O. Ngemva kokuhlaziywa, isofthiwe yohlelo kufanele ibe namaphoyinti amathathu e-I/O, futhi amaphuzu amabili okubhekisela kuyo idatha asetshenziselwa ukulawula ukuqala nokuma kwemoto ngokuvumelana ne-PLC. Ngakho-ke, ukuxhumana kolwazi lwedatha kulawa maphuzu amabili kukhethwa njengevolumu yedatha emibili I/Os ye-PLC. Phuma.

Iphoyinti lokulingisa lisetshenziselwa ukumela idatha yesikhathi sangempela elayishwe kusukela kusikali se-multihead, ngakho-ke ulwazi lwedatha kulelo phuzu luxhunywe esilinganisweni esinembile se-multihead weigher. 4 Idizayini yezinhlelo zokuxhumana Idizayini yezinhlelo zokuxhumana ihlanganisa izingxenye ezintathu, ingxenye yokuqala ukuxhumana phakathi kweseva ne-PLC; ingxenye yesibili ukuxhumana phakathi kweseva ne-multihead weigher; ingxenye yesithathu ukuxhumana phakathi kwe-PLC nesiqalisi esithambile. 4.1 Ukucushwa kokuxhumana phakathi kweseva ne-PLC ngokuvamile kushunyekwa nesofthiwe yomshayeli edumile ye-PLC. Okokuqala, kwakhiwa umshini omusha we-PLC ekucushweni kwe-Longchuan Bridge. Imodeli kanye nokucaciswa komshini we-virtual kufanele kuhambisane nohlelo lwangempela. Amamodeli we-PLC kanye nokucaciswa kuyafana. Uma imininingwane edingekayo yemodeli ye-PLC ingatholakali ekucushweni, umkhiqizi wesofthiwe yocingo lweselula angagunyazwa ukuthi athuthukise futhi adizayine umshayeli omusha we-PLC walolu hlobo kanye nokucaciswa mahhala ngokuphelele.

Umshini we-virtual usetshenziselwa ukukhiqiza umshini wangempela. Lapha, i-PLC esetshenziswa yiwo wonke umuntu i-SimensS7-300, futhi iseva isethelwe ukuxhumana ne-PLC ngokusho kokuxhumana kwe-serial 1. 4.2 Ukuxhumana phakathi kweseva ne-multihead weigher Ngesikala se-multihead, sisebenzisa i-multihead weigher evela ku-Hangzhou Sifang . Ukuze senze ukuxhumana phakathi kwephaneli yensimbi nokucushwa kube kuhle kakhulu, sigunyaze ikakhulukazi i-Longchuanqiao Enterprise ukuthi ithuthukise iphaneli yezinsimbi. Isoftware yomshayeli yakhelwe. Okokuqala, sikhetha uhlobo oludingekayo lwemishini yomshini kusuka kumkhombandlela omisiwe wedrayivu, futhi kulolu hlobo, sakha imishini yomshini ebonakalayo yokufaka isisindo sangempela se-multihead, bese usetha inombolo yechweba lokuxhumana phakathi kwedeshibhodi nekhompyutha nokuxhumana. amaphrothokholi.

4.3 Ukuxhumana phakathi kwe-PLC nesiqalisi esithambile Ngenxa yokuthi kunezinhlobonhlobo zezinto ezingavuthiwe endaweni yokusebenzela yokukhiqiza izinongo, simise amabhande amaningana okuthutha ukuze kube lula isinongo. Ngakho-ke, i-PLC eyodwa yohlelo lwe-batching oluzenzakalelayo kufanele luxhunywe kuziqalisi ezimbalwa ezithambile. Ngakho-ke, sisebenzisa ibhasi lesistimu ye-Profibus phakathi kwe-PLC nesiqalisi esithambile ukwenza ukuxhumana, sifaka imojula ekhethekile yokulawula ukuxhumana kwe-Profibus kusiqalisi esithambile, bese usetha ikheli elinemininingwane lesiteshi sesigqila se-soft starter, bese sixhuma ngokuvumelana. kumafrikhwensi omsakazo weProfibus. Isilawuli sixhunywe ku-PLC, futhi i-PLC iqedela ukusunduza nokwamukela ifomethi yomlayezo kusiqalisi esithambile ngokuya ngohlelo, ithumela igama lokusebenza kusiqalisi esithambile, futhi ilayisha igama lesimo ukusuka ekhaya lokuqala elithambile. I-CPU315-3DP isetshenziswa njengegama lesizinda se-Profibus, futhi isiqalisi ngasinye esithambile esixhumana negama lesizinda singathathwa njengesiteshi sesigqila se-Profibus.

Ngesikhathi sokuxhumana, igama lesizinda likhetha isiteshi sesigqila ukudlulisa idatha ngokusho kwesihlonzi sekheli elinemininingwane kufomethi yomlayezo wokuxhumana. Isiteshi sesigqila ngokwaso asikwazi ukudlulisa idatha ngenkuthalo, futhi isiteshi ngasinye sesigqila asikwazi ukwenza ngokushesha ukudluliswa kokuqukethwe kolwazi. Amamodeli eziqalisi ezithambile kanye nokucaciswa okusetshenziswe kusofthiwe yesistimu yonke imikhiqizo yochungechunge lwe-Siemens MicroMaster430 [4].

Ukhiye wokuxhumana obalulekile phakathi kwe-PLC nesiqalisi esithambile ubandakanya izincazelo ezimbili. Eyokuqala ifomethi yomlayezo wedatha, kanti eyesibili yigama lokukhohlisa kanye negama lesimo. (1) Ifomethi yomlayezo wokuxhumana.

Ifomethi yomlayezo ngamunye iqala ngesihlonzi i-STX, bese ubude bubonisa i-LGE kanye nenani lamabhayithi ekheli elinemininingwane elithi ADR, kulandelwa isihlonzi sedatha esikhethiwe. Ifomethi yomlayezo iphetha ngomtshina i-BCC yebhulokhi yolwazi lwedatha. Amagama ezinkambu zokhiye avezwa ngale ndlela elandelayo: Inkambu ye-STX iyinkomba yebhayithi eyodwa ye-ASCII (02hex) ebonisa ukuqala kokuqukethwe komlayezo. Indawo ye-LGE iyibhayithi, ekhombisa inani lamabhayithi alandelwa okuqukethwe kwalolu cezu lolwazi. Indawo ye-ADR iyibhayithi eyodwa, okuyikheli elinemininingwane lenodi yesiteshi (okungukuthi, isiqalisi esithambile).

Indawo ye-BCC iyisheke enobude bebhayithi eyodwa, esetshenziselwa ukuhlola ukuthi okuqukethwe kolwazi kunengqondo yini. Yisamba senani lamabhayithi ngaphambi kwe-BCC kokuqukethwe komlayezo“XOR”umphumela wokubala. Uma okuqukethwe kolwazi okutholwe isiqalo esithambile kungavumelekile ngokusho komphumela wokubala we-checksum, izolahla okuqukethwe kolwazi, futhi ngeke ithumele isignali yedatha yokuphendula egameni lesizinda.

(2) Igama lokukhohlisa kanye negama lesimo. I-PLC ingafunda futhi ibhale inani eliguquguqukayo lesiqalisi esithambile ngokuya ngendawo ye-PKW yesiqalisi esithambile, bese ishintsha noma ikwazi kahle ukusebenza kwesiqalisi esithambile. Kulolu hlelo lwesofthiwe, i-PLC ifunda ukwaziswa kwedatha kule ndawo futhi ikubeka endaweni yolwazi lwedatha ekhethekile ukuze ikhompuyutha yokulawula izimboni ibukwe, futhi umphumela wokubuka ubonisa ulwazi kukhompyutha yokulawula yezimboni.

5 Imiphumela Isofthiwe yesistimu iqedele ukuhlanganisa okuzenzakalelayo okudingekayo imisebenzi yansuku zonke ngokuvumelana nokubambisana kwekhompuyutha yokulawula izimboni, i-PLC nesiqalisi esithambile. Isofthiwe yesistimu ihanjiswe futhi yasetshenziswa kusukela ngoMeyi 2008. Isisindo sokuxuba nsuku zonke singamathani ayi-100, futhi izindlela zokupheka eziyimfihlo eziyi-10 ziyenziwa. Phezulu naphansi, ayikwazi ukubonisa kuphela isimo sokusebenza solwazi ngesikhathi sangempela, kodwa futhi ibonise imisebenzi yezinguquko zeresiphi eyimfihlo kanye nokuthuthukiswa; imiyalelo ethile yokusebenza, isofthiwe yesistimu isebenza ngokushelela nangokuthembekile, isikrini sokuthinta sezimboni sihle futhi sinhle, futhi ukusebenza kwangempela kulula. Ngaphezu kwalokho, isofthiwe yesistimu yamukela ukwakheka kokuthuthukiswa kokucushwa, Inganikeza ukunethezeka kokuthuthukiswa okulandelayo.

Umbhali: Smartweigh–I-Multihead Weighter Manufacturers

Umbhali: Smartweigh–Linear Weighter

Umbhali: Smartweigh–Umshini Wokupakisha We-Linear Weigher

Umbhali: Smartweigh–I-Multihead Weighter Packing Machine

Umbhali: Smartweigh–I-tray Denester

Umbhali: Smartweigh–Umshini Wokupakisha we-Clamshell

Umbhali: Smartweigh–Inhlanganisela Weighter

Umbhali: Smartweigh–Umshini Wokupakisha we-Doypack

Umbhali: Smartweigh–Umshini Wokupakisha Wezikhwama Owenziwe Ngaphambili

Umbhali: Smartweigh–Umshini wokupakisha ojikelezayo

Umbhali: Smartweigh–Umshini Wokupakisha Ome mpo

Umbhali: Smartweigh–Umshini Wokupakisha we-VFFS