Uyilo kunye nokuphunyezwa konxibelelwano lwexesha lokwenyani kwiSango loMbane inkqubo yokujonga ukusebenza kweValve
Inombolo yesikimu sesekethe yebhodi yokulawula kunye nesixhobo sombane siyafana. Imodyuli yokulawula kunye nesixhobo sombane sidibaniswe kunye nomnye ngekhebula ngokwenombolo ye-terminal efanayo. Ukuba umsebenzisi akasebenzisi ulawulo lwendawo, i-wiring terminals ye-12, 13 kunye ne-14 ayixhunyiwe. Isilawuli sevalve yombane sisetyenziselwa inkqubo yolawulo oluzenzekelayo, i-12, 13, i-14 i-terminals "ye-remote switch", "i-automatic off" ihambelana neendawo zokufaka amandla omqondiso.
Ufakelo kunye nohlengahlengiso lwesilawuli sevalvu yombane:
1. Hlanganisa kwaye uyilungise ngokwemiqathango yemveliso ekhethiweyo, kwaye ibhloko ye-terminal kwibhodi yangasemva kufuneka isekelwe.
2. Inombolo yeskimu yesekethe yebhodi yokulawula kunye nesixhobo sombane siyafana. Imodyuli yokulawula kunye nesixhobo sombane sidibaniswe kunye nomnye ngekhebula ngokwenombolo ye-terminal ye-wiring efanayo. Isilawuli sevalve yombane sisetyenziselwa inkqubo yolawulo oluzenzekelayo, i-12, 13, i-14 i-terminals "ye-remote switch", "i-automatic off" ihambelana neendawo zokufaka amandla omqondiso.
3. Cinezela kwaye ubambe isitshixo sokutshixa isikrini, isalathisi siya kukhanya, isilawuli esikude siya kuba cala kwi-remote control kwindawo, kwaye i-remote control display iya kukhanya.
I-4, sebenzisa i-spindle ukuvula i-valve yesango ukuya kwi-50% idigri evulekileyo, ubambe i-valve evulekileyo okanye uvale isitshixo se-valve, khangela ukuba ukujikeleza kwevalve kunye nesitshixo somsebenzi kuyahambelana, ukuba akuhambelani ngokukhawuleza cinezela isitshixo sokumisa, qhawula unikezelo lombane lwezigaba ezithathu, buyisela unikezelo lombane lwezigaba ezithathu kwisigaba sesibini esingenamkhethe.
5. Cofa kwaye ubambe iqhosha levalve evulekileyo. Xa ivalve yesango ivula ngexesha, umboniso wevalve evulekileyo kwipleyiti yangaphambili uya kukhanya; Cofa kwaye ubambe iqhosha levalve yokuvala. Xa ivalve yesango ivaliwe ngexesha, ivalve yokuvala i-valve ebonisa kwi-plate yangaphambili iya kukhanya; Xa umzimba wevalve uvuliwe okanye uvale xa kufuneka ukuphelisa, cofa iqhosha lokumisa, ukupheliswa kwevalve yesango. Qhagamshela iitheminali No. 4 okanye 7. Ukukhanya kwengozi kwiphaneli engaphambili.
6. Xa i-valve yesango isendaweni evulekile ngokupheleleyo, lungisa i-resistor yokulungelelanisa kwi-plate yangaphambili ukwenzela ukuba imitha yokuvula ibonise i-100%.
7, indawo isilawuli ukutenxa ukutenxa kwindawo, ukukhanya indawo ukubonisa, impazamo yesekethe elifutshane No. 12 okanye 13 iiterminal wiring, ivalve yesango kunye nokusebenza ulwalathiso evulekileyo, ukuze uqalise; Impazamo yesiphaluka esifutshane I-terminal ye-Wiring No.
8. Ityhubhu yefuse kwipleyiti yangasemva 5 x 20 A.
Uyilo kunye nokuphunyezwa konxibelelwano lwexesha lokwenyani kwisango lombane Inkqubo yokujonga ukusebenza kweValve
Intshayelelo: Ngokutsho kwe-485 inkqubo yebhasi, isoftware yenkqubo yonxibelelwano yexesha lokwenyani kwinkqubo yokuvavanya ukusebenza kwezixhobo zombane eyenziwe yiPC yeziko lokubeka iliso kunye neenkqubo ezininzi zolawulo lwetshiphu enye iyacetywa. Indlela yokusebenzisa i-VB ukugqiba uyilo lwenkqubo yonxibelelwano olukhawulezileyo lwePC kunye nenkqubo yolawulo lwetshiphu eliqela yesoftware yaziswa ngogxininiso. I-PC ilugqibile ulawulo lwe-synchronous kunye nolawulo lweeyunithi ezininzi ezikude.
Amagama angundoqo: Unxibelelwano olusisiseko olubonakalayo olusisiseko lonxibelelwano lwesixhobo sombane solawulo olukude
1. Intshayelelo
Kwiinkqubo ezininzi zokubeka iliso ngexesha lokwenyani, ngokufuthi kufuneka bamkele umlinganiselo womgama omde kunye nolawulo lwedatha yenqaku lobugcisa, indlela yokufezekisa ukuhanjiswa kwedatha ekude ethembekileyo kukuba ezi nkqubo zobhaqo kufuneka zisombulule ingxaki. Kwintsimi yokufumanisa, ukwenzela ukunciphisa iindleko zesofthiwe yenkqubo, inkqubo ye-SCM idla ngokusetyenziswa njengokuqokelela idatha kunye nemodyuli yokurekhoda. Kwi ** iziko lokubeka iliso, i-PC isoloko isetyenziselwa ukugqiba ithuba labantu abadala kunye nonxibelelwano kunye nesayithi lovavanyo.
Eli phepha lazisa inkqubo yemiyalezo ye-Master/Slave ekude enokuthi isetyenziswe ukujonga ukusebenza kwezixhobo zombane kumzi-mveliso. Umatshini osezantsi wenkqubo yokubeka iliso uyilwe nge-32-bit ARM microcontroller (L PC2214) njenge-CPU. I-CPLDS ezimbini (i-XC95108) zandisa i-port ye-I / O ukulawula inkqubo ye-microcontroller efana nokulayisha i-motor, i-motor yokukhulula, i-encoder photoelectric kunye ne-AD converter, kwaye kukho ikhibhodi yekhompyutheni yokwenza ukuhanjiswa kwedatha kunye nomboniso we-LCD Bonisa umsebenzi ngamnye wejack. , kunye novavanyo lomshicileli walo woshicilelo olufanelekileyo lwemveliso yerekhodi ephambili yepharamitha. Inkqubo yolawulo yesoftware yekhompyuter ephezulu isekelwe kwiVisual Basic 610. Le nkqubo ngokusebenza kwemveliso yeeparamitha eziphambili zokuhlola, ikhusela ngokungqongqo imveliso engafanelekanga kumzi-mveliso, iphucula umgangatho wemveliso, iphucula ukhuphiswano lwemarike yemveliso.
Isoftware yenkqubo yonxibelelwano isebenzisa iindidi ezintlanu zeengcingo ezijijekileyo kwindawo yokusebenza njengemithombo yonxibelelwano. Isoftware yekhompyuter ephezulu isebenzisa ulawulo lonxibelelwano lwe-MSComm ye-VB 610 ukugqiba unxibelelwano olukhawulezileyo olukude ngekhompyuter esezantsi. Ikhompyutheni ephantsi isetyenziswe kumgca wokuvelisa, kwaye umphumo wangempela uyanelisa.
2. Ubume kunye nomgaqo wenkqubo
2.1 Ukwakhiwa kwesakhiwo
Inkqubo yesicelo iquka iziko lokubeka iliso kunye neemodyuli ezininzi zeRemote Terminal Unite (Rtus) (Umfanekiso 1). Iziko lokubeka esweni lenziwe ngesoftware yekhompyuter ephezulu kunye ne-RS232/485 yokuguqula, kwaye imodyuli nganye ekude kufuneka iyilwe njengeyona nkqubo yokubeka iliso yokusebenza kwesixhobo sombane esekwe kwi-ARM enye chip microcomputer (Figure 2).
2.2 Imigaqo-siseko
NjengeSixhobo sokuFumana idatha ye-DTE(Da2ta Terminal Equipment), iziko lokubeka esweni lithembisa ukugqiba ukuchongwa kwedatha yokuchongwa kunye nokugcinwa kwenkqubo yokuhlola ukusebenza kwesixhobo sombane esikude. PC ngokutsho 485 intambo yonxibelelwano kunye nenkqubo yokubeka iliso yokusebenza zombane ezikude idityaniswe, isantya transmission yayo 9 600 bps, izinga losulelo data port zingasetwa 1 200 bps ~ 19 200 bps (1) ngokwenkqubo software.
Ngokusekelwe kwi-encoder ye-photoelectric encoder kunye ne-AD converter, inkqubo yokujonga ukusebenza kwezixhobo zombane ezikude iqokelela idatha yeeparitha eziphambili zokusebenza kwezixhobo eziphambili. I-chip ye-MAX1480 yokucubungula ikhethiwe ukuhambisa idatha kunye nesixhobo se-PC, kwaye igalelo ledatha kunye neempawu zokutshintsha imveliso zibonwa ngama-CPLDS amabini, ukuze kuqatshelwe ukulawulwa kwezixhobo eziphambili kunye nokulinganisa okuchanekileyo kweeparitha ezisisiseko. Inkqubo yokujonga ukusebenza kwezixhobo zombane nayo inolungelelwaniso, isilumkiso sesiphoso kunye nokusetyenzwa kwe-chip yesiqhelo yesoftware yokujonga inkqubo. I-BRnbsp; nbsp nbsp nbsp Isoftware yenkqubo yonxibelelwano ukujonga iPC esembindini kunye nenkqubo yokulawula i-single-chip microcomputer ngentambo yonxibelelwano ye-485 ngendlela yesikrini esifanayo sokuhanjiswa kwedatha yonxibelelwano lwedatha, iPC ngokwezibuko le-serial ukuthumela amathokheni kwimodyuli ekude, imodyuli ekude ifumene ithokheni yabo emva kokuhanjiswa kwedatha kwi-PC, i-PC ifumene idatha emva komxholo wolwazi olufanelekileyo. Ngale ndlela, iziko lokubeka iliso linokulawula umatshini okude kwaye uqokelele idatha.
3. Uyilo lwenkqubo yonxibelelwano olukhawulezileyo olukhawulezileyo
3.1 ISivumelwano soNxibelelwano
(1) Ulwazi lwedatha yesakhelo luqulunqwe yi-1 yokuqala, i-8 bits yedatha, i-1 check bit kunye ne-1 stop bit.
(2) Izinga le-serial port baud yi-9 600 bps. Unxibelelwano olulandelelanayo lwe-51 microcontroller yenkqubo yokuvavanya izixhobo zombane isebenzisa i-UART0 ukutyhala kunye nokufumana idatha. Ukuze ufumane ireyithi ye-serial baud echanekileyo, i-microcontroller ye-ARM isebenzisa isekethe ye-crystal oscillator kunye ne-oscillation frequency ye-111059 2MHz. Ireyithi ye-baud ye-PC imiselwe ngokweSetting feature ye-VB yolawulo lonxibelelwano lwe-MSComm. Ukuqinisekisa ukuchaneka kokudluliselwa kwedatha, izinga le-baud ye-PC ye-serial port kufuneka ifane.
(3) Unxibelelwano lweentambo ezininzi luyamkelwa kwinkqubo. Isoftware yekhompyuter ephezulu inxibelelana neemodyuli ezikude ngokwebhasi edlula uphawu [2]. Ulwazi oluthunyelwe kwi-PC yinombolo esisigxina ye-4-byte. I-bytes yokuqala neyesibini yisichongi sokuqala kunye nenombolo yedilesi yeyunithi ekude, ngokulandelelanayo. I-byte yesithathu ibonisa ukuba i-push likhadi lomyalelo okanye umyalelo, kwaye i-byte yesine yinto ebonisa ukuphela.
(4) Emva kokufumana umqondiso, imodyuli ekude yenza isigwebo ngokuthelekisa inombolo yedilesi yomqondiso kunye nedilesi ecacileyo yemodyuli, ukwazi ukuba uphawu luyiyunithi, kwaye ke ibhasi yenkqubo ikwimeko yokufumana idatha. . Le modyuli ngokuthe ngcembe ithumela umyalezo omfutshane, umxholo wolwazi olulayishiweyo luyi-158 bytes. I-byte yokuqala neyesibini ibonisa isihlonzi sokuqala kunye nomyalelo womyalelo ngokulandelanayo, i-byte yesithathu ibonisa ubuninzi bolwazi lwedatha, i-byte yesine ibonisa ingxelo yovavanyo lwe-157 eqokelelweyo, kunye ne-158 byte ibonisa isihlonzi sokugqibela. Ukuba idilesi eneenkcukacha ayihambelani, ithokheni yabelwa kwiyunithi elandelayo [3]. Indlela yokunxibelelana iboniswe kuMfanekiso 3 ngezantsi.
3.2 Ulawulo lwe-MCU ekude noyilo lwenkqubo yonxibelelwano olubanzi
Uyilo olukude lwe-ARM lwe-microcomputer olukude lusebenzisa imowudi yophazamiseko ukwenza ulwamkelo lwedatha, ngokwenkqubo yefowuni ephathwayo ye-ADS112 ukwenza unxibelelwano nesoftware yekhompyuter ephezulu, itshati yonxibelelwano yesoftware yekhompyuter ephezulu kunye necandelo elisezantsi lokuqhawula iterminal yekhompyuter. -flow chart ngokulandelanayo njengoko kubonisiwe kuMfanekiso 4 kunye noMzobo 5 ngezantsi.
Xa imodyuli ekude ifumana ithokheni enedilesi eneenkcukacha efanayo njengesixhobo, ibeka uphawu lokwamkela ulwazi lwedatha. Emva kokufumana ithokheni yethu, imodyuli ekude ngokuthe ngcembe ilayisha idatha kwiPC eqongeni. Ukongeza, iPC iyeka ukutyhala ithokheni kwaye iyaqhubeka ifumana idatha de idatha ifunyenwe kwaye umyalezo wedatha ufunyenwe Emva kokwamkelwa, tyhala umyalelo wokuqinisekisa kwimodyuli ekude apha. Ukuba akukho lwazi lwedatha lufunyenweyo okanye idatha ayifanelekanga, tyhala uphawu olungachanekanga kwimodyuli ekude apha. Ukuba ithokheni efunyenweyo ayihambelani nedilesi eneenkcukacha yesixhobo, ukuhamba kwenkqubo kubuyela emva kwi-terminal entry kwaye yenze eminye imisebenzi eyiyo. Oku kuqinisekisa ukuba imodyuli ekude ithumela idatha ngokucacileyo kwi-PC yesoftware kwikhompyuter ephezulu.
3.3 Indlela yoyilo lwenkqubo yonxibelelwano lwePC
Isoftware yekhompyuter ephezulu isebenzisa iVB 610 ukuphuhlisa iinkqubo. Kukho iindlela ezimbini zokuphuhlisa kunye nokuyila iinkqubo zonxibelelwano ze-serial kunye ne-VB 610: enye kukusebenzisa ifomula yokusebenza ye-API yeWindows; Enye kukukhetha ulawulo lonxibelelwano lweVB MSComm. Ukusetyenziswa kwefomula yomsebenzi we-API ukubhala inkqubo yenkqubo yonxibelelwano ye-serial inzima ngakumbi, kufuneka ivumele ifomyula yokusebenza ye-API enzima, kunye nolawulo lonxibelelwano lwe-VB610 MSComm luzisa umsebenzi oqhelekileyo wokuphatha umcimbi, isiganeko kunye nendlela, umthengi akafuni ukuba abambe unxibelelwano. Inkqubo yelona nqanaba lisezantsi lolawulo lomsebenzi we-API ifomula yokusebenza (4), kwaye ke kulula kakhulu, ukugqitywa ngokufanelekileyo konxibelelwano lwe-serial.
Ulawulo luzisa imisebenzi emibini ye-serial data yokufumana kunye nokufakwa: enye i-polling, enokwenziwa ngokusebenzisa i-timer kunye ne-DO.Loop inkqubo yokuhamba kwiziganeko ezijikelezayo kunye nonxibelelwano ngokwexabiso leCom2mEvent; Enye yindlela eqhutywa nguMnyhadala, esebenzisa i-MSComm ukulawula imicimbi ye-OnComm ukuze ibambe iimpazamo okanye iziganeko zonxibelelwano olulandelelanayo, kwaye ibhale iinkqubo kwiingozi ze-OnComm ukuzisombulula ukuya kumlinganiselo othile [5]. Le software yenkqubo isebenzisa i-timer ukutyhala ithokheni kwaye yamkele umxholo werisithi yerisithi eyenzelwe yi-microcontroller ekude, ukuze iPC ikwazi ukwenza impendulo ngokukhawuleza.
Usetyenziso oluselfowuni lusebenzisa ulawulo lweTimer1 ukufezekisa umjikelo wokutyhala amathokheni. Seta isibali-xesha sokuphendula kube kanye ngo-10ms(Timer11Internal=10).
3.4 Uyilo lwe-SCM lwe-ARM2210 uthotho lweemveliso zothungelwano lwenkqubo yokuyila indlela
Ikhompyuter elandelayo isebenzisa isoftware yefowuni ephathwayo i-ADS112 ukwenza inkqubo yokubhala, le software yefowuni yeselula iphuhliswe ngokukodwa kwi-ARM ye-chip microcomputer yesoftware yefowuni ephathwayo, intetho yayo yolwimi iyafana nentetho yolwimi lwe-C, inokwenzeka okuhle kakhulu.
4 Amagqabaza okuvala
Isicelo silawula ukubeka iliso kwi-intanethi kumatshini okude, kwaye inxalenye yonxibelelwano lwe-Intanethi luhamba kakuhle, izinga lothumelo lidibana nemimiselo, ukusebenza kakuhle kuphezulu, ukusetyenziswa kulula, iskimu sothungelwano sifanelekile, kunye nokufunyanwa kwedatha kunye imimiselo yolawulo lwendawo yokusebenza inokufezekiswa. Le nkqubo ingasetyenziswa ngokubanzi kumlinganiselo ophezulu wemveliso yemveliso kunye nolawulo lweteknoloji kunye nokuqokelela idatha kunye namanye amashishini.
Isalathiso sephepha
(1) uJanAxelson. Gqibezela iNgqokelela yeeNombolo zeZibuko zoNxibelelwano oluluthotho [M]. EBeijing: Indlu yoPapasho lwaMandla oMbane woMbuso, ngo-2001
(2) Yang Xianhui. I-Fieldbus Technology kunye nesicelo sayo [M]. EBeijing: iTsinghua University Press,
(3) Li Zhaoqing.PC kunye ne-single-chip Microcomputer uyilo Unxibelelwano lweDatha Technology [M]. I-Beijing: IYunivesithi ye-Aeronautics kunye ne-Astronautics Press, i-2000.
(4) Xiang Juwei et al. Ukusebenzisa i-Windows API yefomyula yomsebenzi we-C6 iklasi ukugqiba unxibelelwano olulandelelanayo [J]. ITekhnoloji yokuFumana, ngo-2000
(5) Fan Yizhi.Visual Basic kunye RS232 Uthotho lolawulo loNxibelelwano [M]. EBeijing: Indlu yaseTshayina yokuPapasha yoLutsha, ka-2000.
Ixesha lokuposa: Feb-24-2023
