Bench ɗin gwajin injinan ... An tsara benci na gwaji tare da tashoshi biyu a da B. lokacin da tashar a ke aiki, an shigar da tashar B, wanda zai iya rage zagayowar gwaji. A. B tashoshi biyu suna raba saitin tsarin sarrafa lantarki guda ɗaya da tsarin gwaji. Tsarin sarrafa wutar lantarki yana ɗaukar PROFIBUS a matsayin tsakiya, NAIS fp10sh PLC a matsayin babban mai sarrafawa, kuma IPC (kwamfutar sarrafa masana'antu) tana aiwatar da sarrafawa ta tsakiya. Tsarin yana amfani da fasahar bas ɗin filin don cimma yanayin sarrafawa na dijital mai ci gaba, wanda ke tabbatar da aminci, aminci da sauƙin kula da tsarin. Tsarin sarrafa injinan kiyaye ruwa ne mai babban matakin sarrafa kansa a China. Tsarin tsarin sarrafawa
Bencin gwajin kan ruwa mai tsayi ya ƙunshi injinan famfo guda biyu masu ƙarfin 550KW da kewayon gudu na 250 ~ 1100r / min, wanda ke hanzarta kwararar ruwa a cikin bututun zuwa mitar kan ruwa da mai amfani ke buƙata kuma yana sa kan ruwa ya gudana cikin sauƙi. Ana sa ido kan sigogin mai gudu ta hanyar injin auna ƙarfin injin. Ƙarfin injin auna ƙarfin ... Na biyu shine a ƙara tsarin PROFIBUS DP don karɓa a yanayin dijital don biyan buƙatun gudu. Hanya ta farko tana da sauƙin sarrafawa da ƙarancin farashi, amma za a dame ta a cikin watsawa ta yanzu kuma ta shafi daidaiton sarrafawa; Duk da cewa hanya ta biyu tana da tsada, tana iya tabbatar da daidaiton bayanai da daidaiton sarrafawa a cikin tsarin watsawa. Saboda haka, tsarin yana amfani da DCS500 guda huɗu don sarrafa injinan dynamometer guda biyu da injinan famfon ruwa guda biyu bi da bi. A matsayin tashar bayi ta PROFIBUS DP, na'urori huɗu suna sadarwa da babban tashar PLC a cikin yanayin bawa-bawa. PLC tana sarrafa farawa/tsayawa na injin dynamometer da injin famfon ruwa, tana aika saurin gudu na injin zuwa DCS500 ta hanyar PROFIBUS DP, kuma tana samun yanayin gudu na injin da sigogi daga DCS500.
PLC ta zaɓi tsarin afp37911 da NAIS Europe ta samar a matsayin babban tashar, wanda ke tallafawa ka'idojin FMS da DP a lokaci guda. Tsarin shine babban tashar FMS, wanda ke aiwatar da babban hanyar sadarwa tare da IPC da tsarin tattara bayanai; Hakanan shine babban tashar DP, wanda ke aiwatar da sadarwa tsakanin bawa da master-bayi tare da DCS500.
Za a tattara dukkan sigogin injin aunawa kuma a nuna su a allon ta hanyar Fasahar Bus ta VXI (za a tattara sauran sigogi ta kamfanin VXI). IPC tana haɗuwa da tsarin tattara bayanai ta hanyar FMS don kammala sadarwa. An nuna tsarin gaba ɗaya a cikin Hoto na 2.
1.1 filinbus PROFIBUS misali ne da kamfanoni 13 da cibiyoyin bincike na kimiyya 5 suka tsara a cikin aikin haɗin gwiwa na haɓaka. An jera shi a cikin ƙa'idar Turai en50170 kuma yana ɗaya daga cikin ƙa'idodin filinbus na masana'antu da aka ba da shawarar a China. Ya haɗa da waɗannan siffofin:
· PROFIBUS FMS tana magance ayyukan sadarwa na gabaɗaya a matakin bita, tana ba da adadi mai yawa na ayyukan sadarwa, kuma tana kammala ayyukan sadarwa na zagaye da waɗanda ba na zagaye ba tare da matsakaicin saurin watsawa. Tsarin Profibus na NAIS yana goyan bayan ƙimar sadarwa na 1.2mbps kuma baya goyan bayan yanayin sadarwa na zagaye. Yana iya sadarwa ne kawai da sauran tashoshin FMS ta amfani da MMA watsa bayanai marasa zagaye haɗin kai na babban kuma tsarin bai dace da FMS ba. Saboda haka, ba zai iya amfani da nau'i ɗaya na PROFIBUS kawai a cikin ƙirar tsari ba.
· PROFIBUS-DP an tsara haɗin sadarwa mai sauri da araha don sadarwa tsakanin tsarin sarrafawa ta atomatik da matakin kayan aiki da aka rarraba I/O. Saboda DP da FMS sun rungumi tsarin sadarwa iri ɗaya, za su iya zama tare a cikin ɓangaren hanyar sadarwa ɗaya. Tsakanin NAIS da a, msaz watsa bayanai marasa zagaye haɗin bawa-bawa tashar bawa ba ta sadarwa sosai.
· PROFIBUS PA fasahar watsawa mai aminci ta ciki wacce aka tsara musamman don sarrafa aiki ta atomatik ta fahimci hanyoyin sadarwa da aka ƙayyade a cikin iec1158-2 don lokutan da ke da manyan buƙatun aminci da tashoshin da bas ɗin ke amfani da su. Ma'aunin watsawa da ake amfani da shi a cikin tsarin shine ma'aunin tayal mai kariyar tagulla yarjejeniyar sadarwa ita ce RS485 kuma ƙimar sadarwa ita ce 500kbps. Aikace-aikacen bas ɗin filin masana'antu yana ba da garantin aminci da amincin tsarin.
1.2 Kwamfutar sarrafa masana'antu ta IPC
Kwamfutar sarrafa masana'antu ta sama tana amfani da kwamfutar sarrafa masana'antu ta Taiwan Advantech tana gudanar da tsarin aiki na Windows NT4 0 Ana amfani da software na tsarin masana'antu na WinCC na kamfanin Siemens don nuna bayanan yanayin aiki na tsarin akan babban allo, kuma a cikin zane yana wakiltar kwararar bututun da toshewar bututun. Ana watsa duk bayanai daga PLC ta hanyar PROFIBUS. IPC tana da katin cibiyar sadarwa na profiboard wanda kamfanin softing na Jamus ya samar, wanda aka tsara musamman don PROFIBUS. Ta hanyar software na daidaitawa da softing ya bayar, ana iya kammala hanyar sadarwa, ana iya kafa dangantakar sadarwa ta hanyar sadarwa Cr (dangantakar sadarwa) da ƙamus na abu OD (ƙamus na abu). Siemens ne ke samar da WINCC. Yana tallafawa haɗin kai tsaye kawai da S5 / S7 PLC na kamfanin, kuma yana iya sadarwa kawai da sauran PLC ta hanyar fasahar DDE da windows ke bayarwa. Kamfanin softing yana ba da software na uwar garken DDE don cimma sadarwa ta PROFIBUS tare da WinCC.
1.3 PLC
An zaɓi Fp10sh na kamfanin NAIS a matsayin PLC.
2 ayyukan tsarin sarrafawa
Baya ga sarrafa injinan famfon ruwa guda biyu da injinan aunawa guda biyu, tsarin sarrafawa yana kuma buƙatar sarrafa bawuloli na lantarki guda 28, injinan nauyi guda 4, injinan famfon mai guda 8, injinan famfon injin tsotsa guda 3, injinan famfon magudanar mai guda 4 da kuma bawuloli na solenoid guda 2 masu shafawa. Ana sarrafa alkiblar kwararar ruwa da kwararar ruwa ta hanyar sauya bawuloli don biyan buƙatun gwaji na masu amfani.
2.1 kai mai ɗorewa
Daidaita saurin famfon ruwa: a tabbatar da shi a wani takamaiman ƙima, kuma kan ruwan ya tabbata a wannan lokacin; Daidaita saurin injin aunawa zuwa wani ƙima, kuma a tattara bayanai masu dacewa bayan yanayin aiki ya daidaita na tsawon mintuna 2 ~ 4. A lokacin gwajin, ana buƙatar a ci gaba da riƙe kan ruwan ba tare da canzawa ba. Ana sanya faifan lamba a kan injin famfon ruwa don tattara saurin injin, don haka DCS500 ya samar da ikon sarrafa madauri. Ana shigar da saurin famfon ruwa ta hanyar madannai na IPC.
2.2 Gudun da ya dace
Daidaita saurin injin aunawa don ya daidaita a wani takamaiman ƙima. A wannan lokacin, saurin injin aunawa yana da daidaito; Daidaita saurin famfo zuwa wani takamaiman ƙima (watau daidaita kan), kuma tattara bayanai masu dacewa bayan yanayin aiki ya daidaita na tsawon mintuna 2 ~ 4. DCS500 yana ƙirƙirar madauki mai rufewa don saurin injin aunawa don daidaita saurin injin aunawa.
2.3 gwajin guduwa
Daidaita saurin injin aunawa zuwa wani ƙima kuma kiyaye saurin injin aunawa ba tare da canzawa ba daidaita saurin famfon ruwa don sanya ƙarfin fitarwa na injin aunawa kusa da sifili (a ƙarƙashin wannan yanayin aiki, injin aunawa yana aiki don samar da wutar lantarki da aikin lantarki), kuma tattara bayanai masu dacewa. A lokacin gwajin, ana buƙatar saurin injin famfon ruwa ya kasance ba tare da canzawa ba kuma DCS500 ya daidaita shi.
Daidaita kwararar ruwa ta 2.4
Tsarin yana da tankuna biyu na gyaran kwarara don daidaita ma'aunin kwarara a cikin tsarin. Kafin daidaitawa, da farko ƙayyade ƙimar kwararar da aka yiwa alama, sannan a kunna injin famfon ruwa kuma a ci gaba da daidaita saurin injin famfon ruwa. A wannan lokacin, a kula da ƙimar kwararar. Lokacin da ƙimar kwararar ta kai ƙimar da ake buƙata, a daidaita injin famfon ruwa a saurin yanzu (a wannan lokacin, ruwa yana zagayawa a cikin bututun daidaitawa). Saita lokacin sauyawa na mai juyawa. Bayan yanayin aiki ya daidaita, kunna bawul ɗin solenoid, fara lokaci, kuma a canza ruwan da ke cikin bututun zuwa tankin gyara a lokaci guda. Lokacin da lokacin lokaci ya ƙare, bawul ɗin solenoid zai katse. A wannan lokacin, ana sake canza ruwan zuwa bututun daidaitawa. Rage saurin injin famfon ruwa, a daidaita shi a wani takamaiman gudu, sannan a karanta bayanai masu dacewa. Sannan a zubar da ruwan a daidaita wurin da ke gaba.
2.5 sauyawa da hannu / atomatik ba tare da wata matsala ba
Domin sauƙaƙe kulawa da gyara tsarin, an tsara madannai da hannu don tsarin. Mai aiki zai iya sarrafa aikin bawul ɗin kansa ta hanyar madannai, wanda ba a iyakance shi ta hanyar kullewa ba. Tsarin yana amfani da tsarin I/O na nesa na NAIS, wanda zai iya sa madannai su yi aiki a wurare daban-daban. A lokacin sauyawa da hannu / atomatik, yanayin bawul ɗin ba ya canzawa.
Tsarin ya rungumi PLC a matsayin babban mai sarrafawa, wanda ke sauƙaƙa tsarin kuma yana tabbatar da ingantaccen aminci da sauƙin kula da tsarin; PROFIBUS yana aiwatar da cikakken watsa bayanai, yana guje wa tsangwama ta hanyar lantarki, kuma yana sa tsarin ya cika buƙatun daidaito na ƙira; Raba bayanai tsakanin na'urori daban-daban an cimma shi; sassaucin PROFIBUS yana samar da yanayi mai dacewa don faɗaɗa tsarin. Tsarin ƙirar tsarin tare da filin masana'antu a matsayin tushen zai zama babban aikin aikace-aikacen masana'antu.
Lokacin Saƙo: Fabrairu-17-2022
