Intshayelelo

Ukusebenza kakuhle kunye namandla factor ziikhonsepthi ezimbini ezahlukeneyo.Ukusebenza kakuhle kwemoto kubhekiselele kumlinganiselo wamandla aphuma kwi-shaft yemoto ukuya kumandla afunxwa yimoto esuka kwigridi, kwaye into yamandla ibhekisa kumlinganiselo wamandla asebenzayo emoto kumandla abonakalayo.Into yamandla asezantsi iya kubangela ukuhla kwamandla ombane amakhulu asebenzayo kunye nelayini enkulu yokuxhathisa, okukhokelela kumbane ophantsi.Ukonyuka kwamandla asebenzayo ngenxa yokwanda kwelahleko yomgca.Into yamandla iphantsi, kwaye i-voltage kunye ne-current ayihambelani; xa kukho i-reactive current ejikelezayo kwi-motor, i-motor current iyanda, iqondo lokushisa liphezulu, kwaye i-torque iphantsi, eyandisa ukulahlekelwa kwamandla egridi.

Uhlalutyo lokonga amandla kwi-ultra-high ukusebenza kakuhle kwemagnethi esisigxina

1. Ukuthelekiswa kwempembelelo yokonga amandla

Amanqanaba amathathu amandla e-YX3 esebenza ngokufanelekileyo kunye namandla angaphezulu kuneyesiqhelo imoto ye-Y2, kunye ne-magnetic synchronous motor esisigxina.inokusebenza okuphezulu kunye namandla amandlakunemigangatho emithathu yokusebenza kwamandla enjini yeYX3, ngoko ke umphumo wokonga amandla ungcono.

2. Umzekelo wokonga umbane

Igalelo langoku lemoto yemagnethi esisigxina enegunya legama le-22 kW yi-0.95, i-factor factor 0.95 kunye ne-Y2 motor ye-0.9, i-power factor 0.85 : I=P/1.73×380×cosφ·η=44A, igalelo lesigxina Injini yemagnethi yangoku: I=P/1.73×380×cosφ·η=37A, umahluko wokusetyenziswa ngoku yi-19%

3. Uhlalutyo lwamandla olubonakalayo

Y2 motor P=1.732UI=29 kW esisigxina umazibuthe motor P=1.732UI=24.3 kW umahluko wokusetyenziswa kwamandla yi-19%

4. Uhlalutyo lokusetyenziswa kwamandla inxalenye yomthwalo

Ukusebenza kweenjini ze-Y2 kwehla kakhulu ngaphantsi kwe-80% yomthwalo, kwaye umbane wehla kakhulu. Iinjini zemagnethi ezisisigxina zigcina ukusebenza kakuhle okuphezulu kunye namandla phakathi kwe-20% kunye ne-120% yomthwalo. Kwimithwalo engaphelelanga, iinjini zemagnethi ezisisigxinababeIinzuzo ezinkulu zokonga amandla, nangaphezulu kwe-50% yokonga amandla

5. Ukusetyenziswa kokuhlalutya umsebenzi ongenamsebenzi

Umjelo osebenzayo wemoto ye-Y2 ngokubanzi malunga ne-0.5 ukuya ku-0.7 amaxesha alinganisiweyo ngoku, amandla ombane wemagnethi esisigxina isondele kwi-1, kwaye akukho nto yokuvuselela ifunekayo, ngoko ke umahluko phakathi kombane osebenzayo wemagnethi esisigxina. kwaye iY2 motor imalunga nama-50%.

6. Uhlalutyo lwe-motor voltage yokufaka

Kuhlala kubonwa ukuba ukuba i-magnetic motor esisigxina ithatha indawo ye-Y2 motor, i-voltage iya kunyuka ukusuka kwi-380V ukuya kwi-390V. Isizathu: Umbane ophantsi we-Y2 motor uya kubangela umbane omkhulu osebenzayo, oya kubangela ukuhla kwe-voltage enkulu ngenxa yokumelana nomgca, okubangelwa kumbane ophantsi. Injini yemagnethi esisigxina inamandla amakhulu, isebenzisa i-low total current, kwaye inciphisa ukuhla kwamandla ombane, okukhokelela ekunyukeni kombane.

7. Uhlalutyo lwe-motor slip

Iinjini ze-asynchronous ngokubanzi zine-slip ye-1% ukuya kwi-6%, kwaye iimotor zemagnethi ezisisigxina zisebenza ngokuhambelanayo kunye ne-slip ye-0. Ngoko ke, phantsi kweemeko ezifanayo, ukusebenza kweenjini zemagnethi ezisisigxina yi-1% ukuya kwi-6% ephezulu kune-Y2 motors. .

8. Uhlalutyo lokulahlekelwa yimoto

I-22 kW Y2 motor inamandla angama-90% kunye nokulahleka kwe-10%. Ukuzilahla kwemoto kungaphezu kwe-20,000 kilowatts kunyaka omnye wokuqhubeka nokusebenza okungaphazamisekiyo; ukusebenza kakuhle kwenjini yemagnethi esisigxina yi-95%, kwaye ukulahlekelwa kwayo yi-5%. Malunga nama-10,000 eekilowatts, ukuzilahleka kweY2 motor kuphinda-phindeke kabini kunaleyo yemagnethi esisigxina.

9. Uhlalutyo lwemeko yamandla umvuzo wesizwe kunye netafile yesohlwayo

Ukuba amandla ombane we-Y2 motor yi-0.85, i-0.6% yentlawulo yombane iya kuhlawuliswa; ukuba amandla ombane angaphezulu kwe-0.95, umrhumo wombane uya kuncitshiswa nge-3%. Kukho umahluko we-3.6% wexabiso kwiintlawulo zombane kwiimotor zemagnethi ezisisigxina ezithatha indawo yeenjini ze-Y2, kwaye ixabiso lombane kunyaka omnye wokuqhubeka nokusebenza yi-7,000 kilowatts.

10. Uhlalutyo loMthetho woLondolozo lwaMandla

Umba wamandla ngumlinganiselo womsebenzi oluncedo kumandla abonakalayo. Injini ye-Y2 inamandla aphantsi, izinga lokusetyenziswa kwamandla okufunxa kakubi, kunye nokusetyenziswa kwamandla aphezulu; Injini yemagnethi esisigxina inamandla aphezulu, inqanaba lokufunxa elungileyo, kunye nokusetyenziswa kwamandla aphantsi

11. Uhlalutyo lweLeyibhile yokuSebenza koMbane weSizwe

Inqanaba lesibini amandla okusebenza kakuhle kwemoto enemagnethi esisigxina: eyona moto igcina amandla iYX3 motor Inqanaba lesithathu amandla okusebenza: Imoto eqhelekileyo yeY2 iyacinywa Imoto: Imoto edla amandla

12. Ukususela kuhlalutyo lwenkxaso-mali yesizwe yokusetyenziswa kwamandla

Inkxaso-mali yesizwe yeenjini ezinomgangatho wesibini wokoliseko lwamandla iphezulu kakhulu kunaleyo yenqanaba lesithathu leenjini zokonga amandla. Injongo kukugcina amandla kuluntu luphela, ukuze kuqinisekiswe ukukhuphisana kwelizwe ehlabathini. Ukusuka kwimbono yehlabathi, ukuba iinjini zemagnethi ezisisigxina zisetyenziswa ngokubanzi, amandla ombane wesityalo sonke siya kuphuculwa, kunye nombane wenethiwekhi ngokubanzi, ukusebenza kakuhle komatshini, ilahleko yomgca ophantsi, kunye nokuveliswa kobushushu bomgca osezantsi.

Urhulumente uchaza ukuba ukuba i-power factor iphakathi kwe-0.7-0.9, i-0.5% iya kuhlawuliswa yonke i-0.01 ephantsi kune-0.9, kwaye i-1% iya kuhlawuliswa yonke i-0.01 ngaphantsi kwe-0.7 phakathi kwe-0.65-0.7, kwaye ingaphantsi kwe-0.65, nganye ephantsi kune-0.65 0.65 Ukuba amandla omsebenzisi ngu-0.6,ngokoyi (0.9-0.7)/0.01 X0.5% + (0.7-0.65)/0.01 X1% + (0.65-0.6)/0.01X2%= 10%+5%+10%=25%

 

Imigaqo ethile

I-AC esisigxina yemagnethi ye-synchronous motor, i-rotor ayinaso isiliphu, akukho vuselelo lombane, kwaye i-rotor ayinayo intsimbi esisiseko kunye nelahleko yobhedu. I-rotor inamandla aphezulu ngenxa yokuba imagnethi esisigxina inentsimi yayo yamagnetic kwaye ayifuni i-excitation current esebenzayo. Amandla asebenzayo angaphantsi, i-stator yangoku iyancipha kakhulu, kwaye ilahleko yethusi ye-stator iyancipha kakhulu. Kwangelo xesha, kuba i-arc coefficient ye-arc coefficient yomhlaba onqabileyo wemagnethi esisigxina yemoto inkulu kune-asynchronous motor, xa umbane kunye nesakhiwo sestator sithe gqolo, umyinge wokungeniswa kwemagnethi yemoto incinci kune-asynchronous. motor, kwaye ilahleko yentsimbi incinci. Inokubonwa ukuba umhlaba onqabileyo wemagnethi esisigxina ye-synchronous motor igcina amandla ngokunciphisa ilahleko yayo eyahlukeneyo, kwaye ayichatshazelwa lutshintsho lweemeko zokusebenza, okusingqongileyo kunye nezinye izinto.

Iimpawu zemagnethi esisigxina ye-synchronous motor

1. Ukusebenza okuphezulu

Umndilili wokonga amandla ungaphezulu kwe-10%. Ijika elisebenzayo le-asynchronous Y2 motor ngokubanzi lehla ngokukhawuleza kwi-60% yomthwalo olinganisiweyo, kwaye ukusebenza kakuhle kuphantsi kakhulu kumthwalo okhanyayo. Igophe elisebenzayo lemagnethi esisigxina iphezulu kwaye ithe tyaba, kwaye ikwinqanaba eliphezulu kwi-20% ukuya kwi-120% yomthwalo olinganisiweyo. indawo esebenzayo.Ngokwemilinganiselo yesiza ngabavelisi abaninzi phantsi kweemeko ezahlukeneyo zokusebenza, isantya sokugcina amandla eemotor ezisisigxina zemagnethi ezilungelelanisiweyo yi-10-40%.

2. Amandla aphezulu aphezulu

Amandla aphezulu, kufutshane ne-1: i-magnetic esisigxina ye-synchronous motor ayifuni i-reactive excitation yangoku, ngoko ke into yamandla iphantse ibe yi-1 (nokuba i-capacitive), i-curve factor curve kunye ne-curve esebenzayo iphezulu kwaye ithe tyaba, into yamandla iphezulu, i-stator yangoku incinci, kwaye ilahleko yobhedu ye-stator iyancitshiswa, Phucula ukusebenza kakuhle. Igridi yamandla efektri inokunciphisa okanye irhoxise imbuyekezo yamandla asebenzayo e-capacitor. Kwangaxeshanye, imbuyekezo yamandla esebenzayo yemoto yemagnethi esisigxina yimbuyekezo yexesha lokwenyani kwisiza, esenza ukuba amandla omzi-mveliso azinze ngakumbi, okuluncedo kakhulu ekusebenzeni okuqhelekileyo kwezinye izixhobo, ukunciphisa amandla asebenzayo. ilahleko yokuhanjiswa kwentambo kumzi-mveliso, kwaye ifezekisa isiphumo sogcino lwamandla olubanzi.

3. I-motor current incinci

Emva kokuba imotor yemagnethi esisigxina yamkelwe, i-motor current iyancipha kakhulu. Xa kuthelekiswa nemoto ye-Y2, injini yemagnethi esisigxina inenjini encitshiswe kakhulu ngoku ngomlinganiselo wokwenyani. I-motor yemagnethi esisigxina ayifuni i-excitation yangoku, kwaye i-motor current iyancipha kakhulu. Ilahleko ekuhanjisweni kwentambo iyancitshiswa, elingana nokwandisa umthamo wekhebula, kwaye iimoto ezininzi zinokufakwa kwikhebula lokuhambisa.

4. Akukho ukutyibilika ekusebenzeni, isantya esizinzileyo

Injini yemagnethi esisigxina yimoto ehambelanayo. Isantya semoto sihambelana kuphela nokuphindaphinda konikezelo lwamandla. Xa i-2-pole motor isebenza phantsi kombane we-50Hz, isantya sizinzile ngokungqongqo kwi-3000r / min.Akukho jikelezo olulahlekileyo, akukho ukutyibilika, akuchatshazelwa kukuguquguquka kwamandla ombane kunye nobungakanani bomthwalo.

5. Ukunyuka kobushushu ku-15-20℃ ngaphantsi

Xa kuthelekiswa nemoto ye-Y2, ukulahleka kokuchasana kwemoto yemagnethi esisigxina kuncinci, ilahleko iyonke iyancipha kakhulu, kwaye ukunyuka kobushushu bemoto kuyancipha.Ngokomlinganiselo wangempela, phantsi kweemeko ezifanayo, ukushisa okusebenzayo kwe-motor magnet esisigxina yi-15-20 ° C ngaphantsi kwe-Y2 motor.

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Ixesha lokuposa: Apr-18-2023