Kupanga ndi kukhazikitsa kulumikizana kwenikweni kwa Electric gate Valve performance monitoring system

Kupanga ndi kukhazikitsa kulumikizana kwenikweni kwa Electric gate Valve performance monitoring system

Nambala ya schematic ya board board ndi chipangizo chamagetsi ndi chimodzimodzi. Gawo lowongolera ndi chipangizo chamagetsi zimalumikizidwa ndi chingwe molingana ndi nambala yofananira. Ngati wogwiritsa ntchito sagwiritsa ntchito kuwongolera pamasamba, ma waya a 12, 13 ndi 14 salumikizidwa. Wowongolera ma valve amagetsi amagwiritsidwa ntchito pazida zowongolera zokha, 12, 13, 14 ma terminals a "switch switch", "automatic off" yofananira ndi malo olowera mphamvu.
Kuyika ndi kusintha kwa chowongolera ma valve amagetsi:
1. Sonkhanitsani ndikuyikonza molingana ndi zomwe zasankhidwa, ndipo chipika cha terminal pa bolodi lakumbuyo chiyenera kukhazikitsidwa.
2. Nambala yoyendetsera dera la bolodi lolamulira ndi chipangizo chamagetsi ndi chimodzimodzi. Gawo lowongolera ndi chipangizo chamagetsi zimalumikizidwa wina ndi mnzake ndi chingwe molingana ndi nambala yofananira yama waya. Wowongolera ma valve amagetsi amagwiritsidwa ntchito pazida zowongolera zokha, 12, 13, 14 ma terminals a "switch switch", "automatic off" yofananira ndi malo olowera mphamvu.
3. Dinani ndikugwira kiyi ya loko yotchinga, chizindikirocho chidzayatsa, chowongolera chakutali chidzakhala chokondera ku remote control pomwepo, ndipo chiwonetsero cha remote control chidzawunikira.
4, gwiritsani ntchito spindle kuti mutsegule valavu yachipata ku 50% yotseguka, gwirani valavu yotseguka kapena kutseka fungulo la valve, fufuzani ngati kuzungulira kwa valve ndi fungulo la ntchito ndilofanana, ngati sizikugwirizana nthawi yomweyo dinani batani loyimitsa, kulumikiza magawo atatu magetsi, m'malo mwa magawo atatu amagetsi mugawo lachisawawa lachiwiri.
5. Dinani ndi kugwira fungulo lotsegula. Pamene valavu yachipata imatsegulidwa mu nthawi, mawonedwe a valve otseguka pa mbale yakutsogolo adzawala; Dinani ndi kugwira kiyi yotseka ya valve. Pamene valavu yachipata imatsekedwa mu nthawi, mawonedwe a valve otseka pa mbale yakutsogolo adzawala; Pamene valavu thupi poyera kapena kutseka pamene kufunika kuthetsa, akanikizire kuyimitsa kiyi, chipata valavu kuthetsa. Lumikizani ma terminals No. 4 kapena 7. Kuwala kwangozi kutsogolo.
6. Pamene valve yachipata ili pamalo otseguka, sinthani chowongolera chowongolera kutsogolo kuti mita yotsegulira iwonetsere 100%.
7, malo akutali Mtsogoleri kupatuka ku malo, malo kusonyeza kuwala, yochepa dera cholakwika No. Kuwonongeka kwafupipafupi Wiring terminal No. 12 kapena No.
8. Fuse chubu pa mbale yakumbuyo 5 x 20 A.
Kupanga ndi kukhazikitsa njira yolumikizirana yeniyeni yamagetsi pachipata cha Valve
Chiyambi: Malinga ndi 485 system bus, pulogalamu yolumikizirana nthawi yeniyeni mu makina oyesera zida zamagetsi zomwe zimapangidwa ndi PC yowunikira komanso makina angapo owongolera a single-chip akufunsidwa. Njira yogwiritsira ntchito VB kuti amalize kupanga pulogalamu yolumikizirana pompopompo pa PC ndi mapulogalamu angapo a single-chip control system imayambitsidwa motsindika. PC yamaliza kuwongolera ndi kuyang'anira mayunitsi angapo akutali.
Mawu ofunikira: Visual Basic serial communication communication electric equipment monitoring system control remote control
1 Mawu Oyamba
M'machitidwe ambiri owona nthawi yeniyeni, nthawi zambiri amavomereza kuyeza mtunda wautali ndikuwongolera deta yaukadaulo, momwe mungakwaniritsire kufala kwa data yodalirika yakutali ndi machitidwe ozindikira awa ayenera kuthetsa vutoli. M'munda wozindikira, kuti muchepetse mtengo wa pulogalamu yamapulogalamu, kachitidwe ka SCM nthawi zambiri amagwiritsidwa ntchito ngati gawo losonkhanitsira deta ndi kujambula. Mu ** malo owunikira, PC nthawi zambiri imagwiritsidwa ntchito kumaliza mwayi wachikulire komanso kulumikizana ndi malo oyeserera.
Pepalali likuwonetsa pulogalamu ya Master/Slave yotumizira mauthenga pompopompo yomwe ingagwiritsidwe ntchito kuyang'anira momwe zida zamagetsi zimagwirira ntchito mufakitale. Makina otsika a makina owunikira adapangidwa ndi 32-bit ARM microcontroller (L PC2214) ngati CPU. Awiri CPLDS (XC95108) kuwonjezera doko I/O kulamulira microcontroller dongosolo monga Kutsegula galimoto, kutsitsa galimoto, photoelectric encoder ndi AD converter, ndipo pali kompyuta kiyibodi kuchita kufala deta ndi LCD anasonyeza Onetsani ntchito iliyonse ya jack. , ndi chosindikizira chake chosindikizira chiyezero chogwira ntchito bwino chamtundu wa mbiri yayikulu. Dongosolo loyang'anira mapulogalamu apamwamba apakompyuta amachokera ku Visual Basic 610. Dongosololi kudzera muzochita zazinthu zazikuluzikulu zowunikira, zimateteza mosamalitsa zinthu zosayenera mufakitale, kupititsa patsogolo malonda, kukulitsa mpikisano wamsika wazinthu.
Pulogalamu yamakina olumikizirana imagwiritsa ntchito mitundu isanu ya mawaya opindika pamalo ogwirira ntchito ngati njira zolumikizirana. Mapulogalamu apakompyuta apamwamba amagwiritsa ntchito njira yolumikizirana ndi MSComm ya VB 610 kuti amalize kulumikizana kwakutali ndi kompyuta yotsika. Kompyuta yotsika imagwiritsidwa ntchito pamzere wopanga, ndipo zotsatira zake ndi zokhutiritsa.
2. Mapangidwe ndi mfundo za dongosolo
2.1 Kapangidwe kazinthu
Dongosolo logwiritsira ntchito lili ndi malo owunikira komanso ma module angapo a Remote Terminal Unite (Rtus) (Chithunzi 1). Malo ounikira amapangidwa ndi mapulogalamu apamwamba apakompyuta ndi chosinthira cha RS232/485, ndipo gawo lililonse lakutali liyenera kupangidwa ngati njira yabwino kwambiri yowunikira zida zamagetsi pogwiritsa ntchito ARM single chip microcomputer (Chithunzi 2).
2.2 Mfundo
Monga zida zopezera deta zonse za Terminal Equipment DTE(Da2ta Terminal Equipment), malo owunikira akuyenera kumaliza kuzindikira ndi kusunga zida zakutali zamagetsi. PC molingana ndi 485 chingwe cholumikizirana ndi zida zakutali zamagetsi zowunikira magwiridwe antchito olumikizidwa, liwiro lake lotumizira ndi 9 600 bps, kuchuluka kwa data padoko kumatha kukhazikitsidwa ku 1 200 bps ~ 19 200 bps (1) malinga ndi pulogalamu yamapulogalamu.
Kutengera encoder ya photoelectric ndi AD converter, njira yowunikira zida zamagetsi zakutali imasonkhanitsa zidziwitso za magawo akuluakulu a zida zofunika. Chip chopangira MAX1480 chimasankhidwa kuti chitumize deta ndi chipangizo cha PC, ndipo zolowetsa deta ndi zizindikiro zosintha zotuluka zimazindikiridwa ndi ma CPLDS awiri, kuti azindikire kuwongolera kwa zida zofunikira komanso kuyeza kolondola kwa magawo oyambira. Makina owunikira magwiridwe antchito amagetsi alinso ndi ma calibration, chenjezo lolakwika ndi kukonza pulogalamu ya chip yanthawi zonse. BRnbsp; nbsp; nbsp; nbsp; Kulankhulana dongosolo mapulogalamu kuwunika chapakati PC ndi akutali single-Chip microcomputer dongosolo kulamulira kudzera 485 kulankhulana chingwe mu mawonekedwe a chophimba chomwecho multithreading kufanana kufala deta deta kulankhulana, PC malinga ndi doko siriyo kutumiza zizindikiro kwa gawo lakutali, gawo lakutali linalandira chizindikiro chawo pambuyo potumiza deta ku PC, PC inalandira deta kuzinthu zoyenera. Mwanjira iyi, malo owunikira amatha kuwongolera makina akutali ndikusonkhanitsa deta.
3. Mapangidwe a mapulogalamu a kulumikizana kwanthawi yayitali
3.1 Mgwirizano Wolumikizana
(1) Chidziwitso cha data cha chimango chimapangidwa ndi 1 kuyambira pang'ono, ma data 8, cheke 1 ndi 1 stop bit.
(2) Chiwopsezo cha serial port baud ndi 9 600 bps. Kuyankhulana kwa seri ya 51 microcontroller yamagetsi oyesera zida zamagetsi amagwiritsa ntchito UART0 kukankha ndi kulandira deta. Kuti mupeze kuchuluka kolondola kwa baud, ARM microcontroller imatenga kristalo wozungulira wozungulira wokhala ndi ma oscillation pafupipafupi a 111059 2MHz. Mlingo wa baud wa PC umayikidwa molingana ndi Kukhazikitsa kwa VB communication control MSComm. Kuonetsetsa kulondola kwa kufalitsa deta, mlingo wa baud wa doko lachinsinsi la PC liyenera kukhala lofanana.
(3) Kuyankhulana kwamitundu yambiri kumatengedwa mu dongosolo. Mapulogalamu apamwamba apakompyuta amalumikizana ndi ma module akutali malinga ndi basi yodutsa ma token [2]. Zomwe zimatumizidwa pa PC ndi nambala yokhazikika ya 4-byte. Ma byte oyamba ndi achiwiri ndi chizindikiritso choyambira ndi nambala ya adilesi yakutali, motsatana. The byte yachitatu imasonyeza kuti kukankhira ndi khadi la malangizo kapena malangizo, ndipo byte yachinayi ndi chizindikiritso mapeto.
(4) Pambuyo polandira chizindikirocho, gawo lakutali limapanga chigamulo poyerekezera nambala ya adiresi ya chizindikiro ndi adiresi yatsatanetsatane ya gawoli, podziwa kuti chizindikirocho ndi unit, ndiyeno basi ya dongosolo ili mumkhalidwe wopeza deta. . Gawoli pang'onopang'ono limatumiza uthenga wachidule, zomwe zidakwezedwa ndi 158 byte. Ma byte oyamba ndi achiwiri akuwonetsa chizindikiritso choyambira ndi mtundu wamalamulo motsatana, byte yachitatu ikuwonetsa kuchuluka kwa chidziwitso cha data, byte yachinayi ikuwonetsa lipoti la mayeso la 157 lomwe lasonkhanitsidwa, ndipo la 158 likuwonetsa chizindikiritso chomaliza. Ngati adilesi yatsatanetsatane sikugwirizana, chizindikirocho chimagawidwa kugawo lotsatira [3]. Njira yolankhulirana ikuwonetsedwa mu Chithunzi 3 pansipa.
3.2 Remote MCU kulamulira mabuku siriyo kulankhulana mapulogalamu kamangidwe
Mapangidwe akutali a ARM single-chip microcomputer amagwiritsa ntchito njira yosokoneza polandirira deta, malinga ndi pulogalamu ya foni yam'manja ya ADS112 yolumikizirana ndi mapulogalamu apamwamba apakompyuta, tchati chakumtunda kwa mapulogalamu apakompyuta olumikizirana ndi gawo laling'ono lolumikizira kompyuta. - tchati choyenda motsatira monga momwe tawonetsera pa Chithunzi 4 ndi Chithunzi 5 pansipa.
Pamene gawo lakutali limalandira chizindikiro ndi adilesi yofananira ndi chipangizocho, imayika chizindikiro chovomereza chidziwitso cha deta. Titalandira chizindikiro chathu, gawo lakutali limayika pang'onopang'ono deta ku PC pa siteji. Kuonjezera apo, PC imasiya kukankhira chizindikiro ndikupitirizabe kupeza deta mpaka deta ikupezeka ndipo uthenga wa deta umapezeka Pambuyo pa kuvomereza, kanikizani malangizo otsimikizira ku gawo lakutali pano. Ngati palibe chidziwitso cha data chomwe chalandilidwa kapena zomwe sizikuyenerera, kanikizani chizindikiro cholakwika ku gawo lakutali pano. Ngati chizindikiro cholandilidwa sichikugwirizana ndi adilesi yatsatanetsatane ya chipangizocho, kuthamanga kwa pulogalamuyo kumabwerera kumalo olowera ndikuchita zina zenizeni. Izi zimatsimikizira kuti gawo lakutali limatumiza deta momveka bwino ku pulogalamu ya PC pa kompyuta yapamwamba.
3.3 Njira yolumikizirana yamapulogalamu a PC
Mapulogalamu apamwamba apakompyuta amagwiritsa ntchito VB 610 kupanga mapulogalamu. Pali njira ziwiri zopangira ndi kupanga mapulogalamu oyankhulana ndi VB 610: imodzi ndiyo kugwiritsa ntchito njira ya API ya Windows; Zina ndikusankha VB communication control MSComm. Kugwiritsa ntchito chilinganizo cha ntchito ya API kuti mulembe ndondomeko ya pulogalamu yolumikizirana ndizovuta kwambiri, kuyenera kuloleza zovuta zambiri za API, ndi VB610 MSComm kulumikizana kumabweretsa ntchito yokhazikika yochitira zochitika, zochitika ndi njira, kasitomala safunika kudziwa bwino kulumikizana. ndondomeko yotsika kwambiri yoyendetsera ntchito ya API (4), ndiyeno yosavuta kwambiri, yomaliza yolumikizirana mosalekeza.
Kuwongolera kumabweretsa ntchito ziwiri za serial data kulandira ndi kukweza: imodzi ndiyo kufufuza, zomwe zingatheke pogwiritsa ntchito timer ndi DO.Loop pulogalamu yopita ku zochitika zozungulira ndi mauthenga malinga ndi Com2mEvent values; Ina ndi njira yoyendetsedwa ndi Chochitika, yomwe imagwiritsa ntchito MSComm kuwongolera zochitika za OnComm kuti igwire zolakwika kapena zochitika zoyankhulirana, ndikulemba mapulogalamu mu ngozi za OnComm kuti athetse kumlingo wina [5]. Pulogalamu yamakinayi imagwiritsa ntchito chowerengera nthawi kukankhira chizindikiro ndikuvomereza zomwe zili pa risiti zomwe zidapangidwa ndi chowongolera chakutali, kuti PC itha kuyankha mwachangu.
Pulogalamu yam'manja imagwiritsa ntchito chiwongolero cha Timer1 kuti ikwaniritse kuthamanga kwa ma tokeni. Khazikitsani chowerengera kuti muyankhe kamodzi mu 10ms(Timer11Internal=10).
3.4 Mapangidwe a SCM a ARM2210 mndandanda wazinthu zamapulogalamu olumikizana ndi njira yopangira
Kompyuta yotsatira imagwiritsa ntchito pulogalamu ya foni yam'manja ya ADS112 kuti igwire ntchito yolembera, pulogalamu ya foni yam'manja imapangidwa mwapadera kwa ARM single chip microcomputer pulogalamu ya foni yam'manja, mawu ake achilankhulo ndi ofanana ndi mawu a chilankhulo cha C, ali ndi mwayi wabwino kwambiri.
4 Mawu Omaliza
Pulogalamuyi imayang'anira kuyang'anira makina akutali pa intaneti, ndipo gawo la intaneti yolumikizirana limayenda bwino, kuchuluka kwa kutumizira kumakumana ndi malamulo, magwiridwe antchito ndi apamwamba, kugwiritsa ntchito ndikosavuta, njira yolumikizirana ndi intaneti ndiyosavuta, komanso kuzindikira kwa data komanso kuzindikira. malamulo olamulira a malo ogwirira ntchito angapezeke. Dongosololi litha kugwiritsidwa ntchito kwambiri pakuyezera kolondola kwambiri kwa mafakitale ndiukadaulo wowongolera komanso kusonkhanitsa deta ndi mafakitale ena.
Zolemba za pepala
(1) JanAxelson. Kutolereni Kwathunthu kwa Nambala Zamsewu Wamadoko [M]. Beijing: State Electric Power Publishing House, 2001
(2) Yang Xianhui. Fieldbus Technology ndi Ntchito yake [M]. Beijing: Tsinghua University Press,
(3) Li Zhaoqing.PC ndi single-chip Microcomputer design Data communication Technology [M]. Beijing: University of Aeronautics and Astronautics Press, 2000.
(4) Xiang Juwei et al. Kugwiritsa ntchito mawonekedwe a Windows API mawonekedwe C6 kalasi kuti mumalize kulumikizana kwa serial [J]. Kuzindikira Technology, 2000
(5) Fan Yizhi.Visual Basic ndi RS232 seri Communication control [M]. Beijing: China Youth Publishing House, 2000.