Isbarbardhigga Matoorada Gaadiidka Korontada ee Kala duwan

Wada noolaanshaha bini'aadamka iyo deegaanka iyo horumarka joogtada ah ee dhaqaalaha adduunka ayaa dadka ka dhigaya kuwo u heellan inay raadiyaan gaadiid yar oo qiiq ah oo hufan, isticmaalka baabuurta korontada ayaa shaki la'aan ah xal rajo leh.

Gawaarida korontadu ee casriga ah waa alaabo dhameystiran oo isku xira teknoolojiyad sare oo kala duwan sida korontada, elektiroonigga, kontoroolka farsamada, cilmiga maadiga, iyo tignoolajiyada kiimikada.Guud ahaan waxqabadka hawlgalka, dhaqaalaha, iwm. marka hore waxay ku xiran tahay nidaamka batteriga iyo nidaamka xakamaynta wadista mootada.Habka wadista mootada ee gaadhiga korantada guud ahaan waxa uu ka kooban yahay afar qaybood oo waaweyn, kuwaas oo kala ah kantaroolaha.Bedelayaasha awoodda, matoorada iyo dareemayaasha.Waqtigan xaadirka ah, matoorada loo isticmaalo baabuurta korantada guud ahaan waxaa ka mid ah matoorrada DC, matoorada induction, matoorada diidmada ee beddelan, iyo matoorrada burushka aan lahayn magnet joogto ah.

1. Shuruudaha aasaasiga ah ee baabuurta korontada ee matoorada korontada

Hawlgalka baabuurta korontada, oo ka duwan codsiyada warshadaha guud, waa mid aad u adag.Sidaa darteed, shuruudaha nidaamka wadista waa mid aad u sarreeya.

1.1 Matoorada baabuurta korantada waa in ay lahaadaan sifada awood weyn oo degdeg ah, awood xad dhaaf ah oo xoog leh, culeyska xad dhaafka ah ee 3 ilaa 4), waxqabadka dardargelinta wanaagsan iyo nolosha adeeg dheer.

1.2 Matoorada baabuurta korantada waa in ay lahaadaan nidaam xawliyeed oo balaaran, oo ay ku jiraan aag tamar joogto ah iyo aag koronto joogto ah.Goobta qulqulka joogtada ah, qulqulka sare ayaa loo baahan yahay marka uu ku socdo xawaare hooseeya si loo buuxiyo shuruudaha bilawga iyo fuulitaanka;aagga tamarta joogtada ah, xawaaraha sare ayaa loo baahan yahay marka qulqulka hooseeya loo baahan yahay si loo buuxiyo shuruudaha xawaaraha sare ee wadista waddooyinka siman.u baahan

1.3 Matoorka korantada ee baabuurta korantada waa in ay awoodaan in ay ogaadaan bareegyada dib-u-dhaqaajinta marka baabuurku hoos u dhaco, soo kabsado oo dib ugu celiyo tamarta batteriga, si gaariga korontadu uu u yeesho heerka ugu fiican ee isticmaalka tamarta, taas oo aan lagu gaari karin mashiinka gubashada gudaha. .

1.4 Matoorka korantada ee baabuurta korantada waa in uu leeyahay waxtar sare oo dhan baaxadda hawlgalka, si loo hagaajiyo kala duwan ee socdaalka ee hal lacag ah.

Intaa waxaa dheer, waxaa sidoo kale loo baahan yahay in mashiinka korantada ee baabuurta korantada uu leeyahay kalsooni wanaagsan, wuxuu ku shaqeyn karaa waqti dheer jawi adag, wuxuu leeyahay qaab dhismeed fudud oo ku habboon wax soo saarka ballaaran, wuxuu leeyahay qaylo yar inta lagu jiro hawlgalka, waa sahlan tahay in la isticmaalo. oo ilaali, waana raqiis.

2 Noocyada iyo Hababka Xakamaynta Matoorada Korontada ee Baabuurta Korontada
2.1 DC
Matoorada Faa'iidooyinka ugu muhiimsan ee matoorrada DC ee la bururay waa kontorool fudud iyo tignoolajiyada qaan-gaadhka ah.Waxay leedahay sifooyin kontorool oo heersare ah oo aanay u dhigmin matoorada AC.Baabuurta korantada ee hore loo sameeyay, matoorada DC-ga ayaa inta badan la isticmaalaa, iyo xataa hadda, baabuurta korantada qaarkood ayaa weli ay wataan matoorada DC.Si kastaba ha ahaatee, sababtoo ah jiritaanka burushyada iyo qalabka farsamada, kaliya maaha inay xaddiddo horumarinta dheeraadka ah ee awoodda culeyska iyo xawaaraha mootada, laakiin waxay sidoo kale u baahan tahay dayactir joogto ah iyo beddelka burushyada iyo gawaarida haddii ay socoto muddo dheer.Intaa waxaa dheer, maadaama khasaaruhu uu ka jiro rotor-ka, way adag tahay in la daadiyo kulaylka, taas oo xaddidaysa hagaajinta dheeraadka ah ee matoorka-mass ratio.Marka la eego cilladaha kor ku xusan ee matoorada DC, matoorada DC asal ahaan looma isticmaalo baabuurta korantada ee dhowaan la sameeyay.

2.2 AC saddex-waji matoor induction

2.2.1 Waxqabadka aasaasiga ah ee AC saddexda weji ee kicinta

Matoorada induction saddex-waji ah AC waa matoorada ugu isticmaalka badan.Stator-ka iyo rotor-ka waxa lagu dahaadhay bir silikoon ah, mana jiraan silbado, commutators iyo qaybo kale oo xidhiidh la leh midba midka kale ee u dhexeeya stators.Qaab dhismeedka fudud, hawlgal lagu kalsoonaan karo oo waara.Daboolista tamarta AC induction motor waa mid aad u ballaaran, xawaaruhuna wuxuu gaaraa 12000 ~ 15000r/min.Qaboojinta hawada ama qaboojinta dareeraha ayaa la isticmaali karaa, iyada oo leh heer sare oo xorriyadda qaboojinta.Waxay leedahay laqabsi wanaagsan oo deegaanka ah waxayna xaqiijin kartaa dib-u-celinta jawaab celinta.Marka la barbardhigo awoodda DC ee isku midka ah, waxtarku wuu sarreeyaa, tayada ayaa la dhimay qiyaastii kala badh, qiimuhu waa raqiis, dayactirkuna waa mid ku habboon.

2.2.2 Nidaamka xakamaynta

Matoorka induction motor-ka AC Sababtoo ah AC saddex-waji induction motor si toos ah uma isticmaali karo awooda DC ee uu keeno baytarigu, iyo matoorka induction saddex-waji wuxuu leeyahay sifooyin wax soo saar aan toos ahayn.Sidaa darteed, baabuur koronto ah oo isticmaalaya matoor induction saddex-waji ah AC, waxaa lagama maarmaan ah in la isticmaalo qalabka semiconductor power in inverter si loogu beddelo hadda tooska ah hadda beddelka kaas oo inta jeer iyo baaxadiisa la hagaajin karo si loo xaqiijiyo xakamaynta AC matoor saddex waji ah.Inta badan waxaa jira habka kontoroolka v/f iyo habka xakamaynta inta jeer ee silbashada.

Isticmaalka habka xakamaynta vector-ka, inta jeer ee isbeddelka beddelka ah ee dabaysha kicinta ee AC saddex-waji induction motor iyo hagaajinta terminal ee gelinta AC saddex-waji matoorka induction waa la xakameeyaa, qulqulka magnetic iyo qulqulka wareegga magnetic. ee AC saddex-waji matoorka induction motor waa la kantaroolaa, iyo isbeddelka AC saddex-waji induction motor waa la xaqiiqsaday.Xawaaraha iyo qulqulka wax soo saarka wuxuu buuxin karaa shuruudaha sifooyinka isbeddelka culeyska, wuxuuna heli karaa waxtarka ugu sarreeya, sidaas darteed matoorka saddex-waji ee AC ayaa si ballaaran loogu isticmaali karaa gawaarida korontada.

2.2.3 Dhaliilaha

AC saddex-waji induction matoorka Isticmaalka korantada ee AC saddex-waji matoorka induction waa weyn, iyo rotor waa ay fududahay in la kululeeyo.Waa lagama maarmaan in la hubiyo qaboojinta AC saddex-waji induction motor inta lagu jiro hawlgalka xawaaraha sare, haddii kale matoorku wuu dhaawacmi doonaa.Qodobka awoodda AC ee saddexda weji ee matoorka induction motor waa mid hooseeya, sidaa darteed qodobka awoodda wax gelinta ee beddelka soo noqnoqda iyo qalabka beddelka korantada ayaa sidoo kale hooseeya, sidaas darteed waxaa lagama maarmaan ah in la isticmaalo beddelka soo noqnoqda ee awoodda weyn iyo qalabka beddelka tamarta.Qiimaha nidaamka xakamaynta ee matoorka saddex-waji ee AC induction motor ayaa aad uga sarreeya kan AC seddex-waji induction motor laftiisa, taas oo kordhisa qiimaha gaariga korontada.Intaa waxaa dheer, xakamaynta xawaaraha AC ee saddexda waji ee kicinta ayaa sidoo kale liidata.

2.3 Magnet joogto ah oo aan burush lahayn DC

2.3.1 Waxqabadka aasaasiga ah ee matoorka DC ee aan buraash lahayn magnetka joogtada ah

Matoorka DC ee aan burushka lahayn ee magnet-ka joogtada ah waa matoor waxqabadkiisu sareeyo.Muuqaalkeeda ugu weyn waa in ay leedahay sifooyinka dibadda ee mashiinka DC-ga iyada oo aan lahayn qaab-dhismeedka xiriirka farsamada oo ka kooban burush.Intaa waxaa dheer, waxay qabataa rotor magnet joogto ah, mana jirto wax khasaare ah: dabaylaha armature ee kuleylka leh ayaa lagu rakibay stator dibadda, taas oo sahlan in la daadiyo kuleylka.Sidaa darteed, matoorka DC-ga ee aan buraash lahayn ee magnet-ka joogtada ahi ma laha dhimbilo is-dhaafsi ah, ma laha faragelin raadiyaha, nolol dheer iyo hawlgal la isku halayn karo., dayactir fudud.Intaa waxaa dheer, xawaaraheeda kuma xaddidna dhaqdhaqaaqa farsamada, oo haddii la isticmaalo hawo-mareennada hawada ama xajinta magnetka, waxay socon kartaa ilaa dhowr boqol oo kun oo kacdoon ah daqiiqaddii.Marka la barbar dhigo magnet-ka joogtada ah ee buraash la'aanta nidaamka mootada DC, waxay leedahay cufnaanta tamarta sare iyo waxtarka sare, waxayna leedahay rajada codsiga wanaagsan ee baabuurta korontada.

2.3.2 Nidaamka xakamaynta ee matoorrada joogtada ah ee birta aan lahayn DC motor The

Matoorka DC-ga ee aan burushka lahayn ee magnet-ka joogtada ah waa nidaamka xakamaynta vector-ka-soo-saarida.Maaddaama magnet-ka joogtada ahi uu dhalin karo oo keliya goob birlabeed go'an, magnet-ka joogtada ah ee buraash la'aanta nidaamka mootada DC waa mid aad muhiim u ah.Waxay ku habboon tahay in lagu socodsiiyo gobolka qulqulka joogtada ah, guud ahaan iyadoo la adeegsanayo xakamaynta hysteresis-ka hadda ama nooca jawaab celinta hadda ee habka SPWM si loo dhammaystiro.Si loo sii ballaadhiyo xawaaraha, magnet-ka joogtada ah ee aan burushka lahayn ee DC wuxuu kaloo isticmaali karaa xakamaynta daciifinta goobta.Nuxurka kontoroolka daciifinta goobta waa in la hormariyo xagasha wajiga wajiga hadda jirta si loo bixiyo awood demagnetization dhidibka tooska ah si loo wiiqo isku xirka qulqulka ee dabaylaha stator.

2.3.3 Ku filnaan la'aanta

Matoorka Joogtada ah ee Magnet Brushless DC Matoorka birlab la'aanta joogtada ah ee DC waxaa saameeya oo xaddiday habka walxaha magnetka joogtada ah, kaas oo ka dhigaya kala duwanaanta awoodda magnetka joogtada ah ee matoorka DC mid yar, awoodda ugu badanna waa tobanaan kilowatts oo keliya.Marka walxaha magnetka joogtada ah la gariiro gariir, heerkul sare iyo culeys xad dhaaf ah, awooddeeda magnetic waxaa laga yaabaa inay hoos u dhacdo ama demagnetize, taas oo yareyn doonta waxqabadka mashiinka magnetka joogtada ah, iyo xitaa waxyeello u geysata mashiinka xaaladaha daran.Culaysku ma dhacoHabka awooda joogtada ah, mishiinka birlab la'aanta ee DC-ga ee joogtada ah ayaa ku adag inuu shaqeeyo wuxuuna u baahan yahay nidaam xakameyn adag, taas oo ka dhigaysa nidaamka wadista mashiinka magnet-ka joogtada ah ee aan burushka lahayn DC mid aad u qaali ah.

2.4 Matoorka Dib-u-dejinta

2.4.1 Waxqabadka Aasaasiga ah ee Matoorka Dib-u-dejinta

Matoorka cagajiid ee la bedelay waa nooc cusub oo matoor ah.Nidaamku wuxuu leeyahay sifooyin badan oo muuqda: qaab-dhismeedkiisu wuu ka fudud yahay matoorka kale, mana jiraan silbashooyin, dabaylo iyo magnets joogto ah oo ku yaal rotor ee matoorka, laakiin kaliya stator.Waxaa jira dabaylo fudud oo xoog leh, darafyada dabayshu waa gaaban yihiin, mana jirto jumper interphase, kaas oo ay fududahay in la dayactiro.Sidaa darteed, isku halaynta ayaa wanaagsan, xawaaruhuna wuxuu gaari karaa 15000 r / min.Hufnaantu waxay gaari kartaa 85% ilaa 93%, taasoo ka sarraysa ta matoorada AC induction.Khasaaruhu wuxuu inta badan ku jiraa stator-ka, matoorku si fudud ayuu u qaboojin karaa;rotor waa magnet joogto ah, kaas oo uu leeyahay kala duwan ee xeerinta xawaaraha ballaaran iyo kantaroolka dabacsan, taas oo ay fududahay in la gaaro shuruudaha kala duwan ee gaarka ah ee sifooyinka xawaaraha torque, iyo ilaalinta waxtarka sare ee kala duwan oo kala duwan.Waxay ku habboon tahay shuruudaha waxqabadka tamarta ee baabuurta korontada.

2.4.2 Nidaamka kontoroolka mootada ee beddelka

Matoorka dib-u-dejintu wuxuu leeyahay heerar sare oo sifooyin aan toos ahayn, sidaas darteed, nidaamkiisa wadista waa kakan.Nidaamkeeda xakamaynta waxaa ka mid ah beddele awoodeed.

a.Dabaysha xamaasadda ee matoorka cagajiid ee beddelkaha, iyada oo aan loo eegin hadda hore ama kan rogaal-celinta, jihada qulqulka ayaa ah mid aan isbeddelin, muddadana waa la beddelaa.Marxalad kastaa waxay u baahan tahay oo keliya tuubada beddelka korontada oo leh awood yar, iyo wareegga korantadu waa mid sahlan, ma jirto guul-darro toos ah, isku halleyn wanaagsan, sahlan in la hirgeliyo bilawga jilicsan iyo hawlgalka afar-geesoodka ah ee nidaamka, iyo awoodda dib-u-kicinta xooggan. .Kharashku wuu ka hooseeyaa nidaamka kontoroolka rogaha ee matoorka soo gelista saddex-waji ee AC.

b.Xakamaynta

Kantarooluhu wuxuu ka kooban yahay microprocessors, wareegyada macquulka dhijitaalka ah iyo qaybo kale.Sida ku cad gelinta amarka darawalku, microprocessor-ku wuxuu falanqeeyaa oo socodsiiyaa booska rotor ee matoorka oo uu dib u quudiyo baaraha booska iyo baaraha hadda isku mar, wuxuuna go'aamo isla markiiba gaaraa, wuxuuna soo saaraa amarro taxane ah oo fulin ah si xakamee mootada rabitaan la'aanta ee badashay.La qabsiga shaqada baabuurta korontada ku shaqeeya ee xaaladaha kala duwan.Waxqabadka maamulaha iyo dabacsanaanta hagaajintu waxay ku xiran tahay wadashaqeynta waxqabadka ee ka dhexeysa software-ka iyo qalabka microprocessor-ka.

c.Baaraha booska
Matoorada dib-u-dejinta waxay u baahan yihiin baarayaal meel sare oo sax ah si ay u bixiyaan nidaamka xakamaynta calaamadaha isbeddelka booska, xawaaraha iyo hadda ee rotor-ka, waxayna u baahan yihiin inta jeer ee beddelka sare si loo yareeyo buuqa matoorka diidmada ee la beddelay.

2.4.3 cilladaha Matoorada Dib-u-dejinta

Nidaamka xakamaynta ee matoorka cagajiid ee beddelan waa wax yar oo ka dhib badan nidaamyada xakamaynta matoorada kale.Baaraha booska ayaa ah qaybta ugu muhiimsan ee matoorka cagajiidka ee la beddelay, waxqabadkiisuna wuxuu saameyn muhiim ah ku leeyahay hawlgalka xakamaynta ee matoorka dabacsanaanta.Maadaama matoorka cagajiidku uu yahay qaab-dhismeed laba-laab leh, waxaa lama huraan ah isbedbeddelka qulqulka, iyo buuqa ayaa ah khasaaraha ugu weyn ee matoorka rabitaan la'aanta ee wareegay.Si kastaba ha ahaatee, cilmi-baaristii sanadihii ugu dambeeyay ayaa muujisay in buuqa matoorka dib-u-dejinta si buuxda loo xakameyn karo iyada oo la qaadanayo naqshad macquul ah, wax-soo-saarka iyo tiknoolajiyada xakamaynta.

Intaa waxaa dheer, iyadoo ay ugu wacan tahay isbedbeddelka weyn ee qulqulka wax soo saarka ee matoorka diidmada beddelka ah iyo isbeddelka weyn ee hadda DC ee beddelaha awoodda, capacitor weyn ayaa u baahan in lagu rakibo baska DC.Baabuurtu waxay qaateen matoor koronto oo kala duwan xilliyo kala duwan oo taariikhi ah, iyagoo isticmaalaya matoorka DC oo leh waxqabadka ugu wanaagsan ee kantaroolka iyo qiimaha jaban.Iyadoo horumarinta joogtada ah ee tignoolajiyada mootada, tignoolajiyada wax soo saarka mishiinada, tignoolajiyada korantada elektiroonigga ah iyo tignoolajiyada xakamaynta tooska ah, matoorada AC.Matoorada DC-ga ee aan burushka lahayn ee magnet-ka ah iyo matoorada cagsiga ee beddelan waxay muujinayaan waxqabad ka sarreeya matoorada DC-ga, matooradan ayaa si tartiib tartiib ah ugu beddelaya matoorada DC baabuurta korontada.Shaxda 1 waxay isbarbar dhigaysaa waxqabadka aasaasiga ah ee matoorada korantada ee kala duwan ee loo isticmaalo baabuurta korontada casriga ah.Waqtigan xaadirka ah, qiimaha beddelka matoorrada hadda jira, matoorada magnetka joogtada ah, matoorada diidmada beddelka ah iyo qalabkooda xakamaynta ayaa weli ah mid sarreeya.Wax soo saarka ballaaran ka dib, qiimaha matooradan iyo qalabka kantaroolka unugyada ayaa si degdeg ah hoos u dhacaya, kuwaas oo buuxin doona shuruudaha faa'iidooyinka dhaqaale oo ka dhigaya qiimaha baabuurta korontada la dhimay.


Waqtiga boostada: Mar-24-2022