Isandulelo

Ukusebenza kahle kanye nesici samandla imiqondo emibili ehlukene.Ukusebenza kahle kwenjini kubhekisa esilinganisweni samandla okukhipha i-shaft enjini kumandla amuncwa injini asuka kugridi, futhi isici samandla sisho isilinganiso samandla asebenzayo emoto namandla abonakalayo.Isici samandla aphansi sizobangela ukwehla okukhulu kwamandla kagesi wamanje kanye nolayini omkhulu wokumelana, okuholela ku-voltage ephansi.Amandla asebenzayo akhuphuka ngenxa yokulahleka kolayini okwandisiwe.Isici samandla siphansi, futhi i-voltage kanye nezamanje azivumelanisiwe; lapho kukhona amandla asebenzayo ageleza nge-motor, i-motor current iyanda, izinga lokushisa liphezulu, futhi i-torque iphansi, okwandisa ukulahlekelwa kwamandla egridi.

Ukuhlaziywa okonga amandla kwe-ultra-high ukusebenza kahle unomphela kazibuthe motor

1. Ukuqhathaniswa komphumela wokonga amandla

Injini enamazinga amathathu esebenza kahle kakhulu i-YX3 inamandla aphezulu kanye nesici samandla kunemoto evamile ye-Y2 ejwayelekile, kanye ne-synchronous motor ehlala unomphela.inamandla aphezulu kanye nesici samandlakunenjini ye-YX3 enezinga eliphezulu esebenza kahle, ngakho-ke umphumela wokonga ungcono.

2. Isibonelo sokonga amandla

Amandla okufakwayo emotho kazibuthe unomphela enamandla we-nameplate angu-22 kW ngu-0.95, isici samandla angu-0.95 kanye ne-Y2 motor ukusebenza kahle 0.9, isici samandla 0.85 : I=P/1.73×380×cosφ·η=44A, okokufaka kokuhlala unomphela Imoto kazibuthe Yamanje: I=P/1.73×380×cosφ·η=37A, umehluko wamanje wokusetshenziswa ngu-19%

3. Ukuhlaziywa kwamandla okubonakalayo

I-Y2 motor P=1.732UI=29 kW injini kazibuthe ehlala njalo P=1.732UI=24.3 kW umehluko wokusebenzisa amandla ngu-19%

4. Ukuhlaziywa kokusetshenziswa kwamandla okuyingxenye

Ukusebenza kahle kwamamotho e-Y2 kwehla kakhulu ngaphansi komthwalo wama-80%, futhi isici samandla sehla kakhulu. Amamotho kazibuthe ahlala njalo agcina ukusebenza kahle okuphezulu kanye nesici samandla phakathi kwemithwalo engu-20% kanye ne-120%. Emithwaloni engaphelele, amamotho kazibuthe ahlala njalobabeIzinzuzo ezinkulu zokonga amandla, ngisho nangaphezu kuka-50% ukonga amandla

5. Ukusetshenziswa kokuhlaziywa komsebenzi okungenamsebenzi

Amandla asebenzayo enjini ye-Y2 ngokuvamile acishe abe izikhathi ezingu-0.5 kuye kwezingu-0.7 kunamanje akaliwe, isici samandla wemoto kazibuthe unomphela siseduze no-1, futhi akukho mandla ashukumisayo adingekayo, ngakho-ke umehluko phakathi kwamandla asebenzayo wemoto kazibuthe unomphela. futhi injini ye-Y2 icishe ibe ngu-50%.

6. Input motor voltage analysis

Kuvame ukutholwa ukuthi uma injini kazibuthe unomphela ithatha indawo ye-Y2 motor, i-voltage izokhuphuka isuka ku-380V iye ku-390V. Isizathu: Isici samandla aphansi we-Y2 motor izodala amandla amakhulu asebenzayo, okuzobangela ukwehla okukhulu kwe-voltage ngenxa yokumelana nomugqa, okuholela ku-voltage ephansi. Imoto kazibuthe unomphela inesici samandla aphezulu, idla inani eliphansi lamanje, futhi inciphisa ukwehla kwamandla kagesi, okuholela ekukhuphukeni kwe-voltage.

7. Ukuhlaziywa kwe-motor slip

Ama-asynchronous motors ngokuvamile ane-slip sika-1% kuya ku-6%, futhi izinjini ezihlala njalo zikazibuthe zisebenza ngokuhambisana nesiliphu sika-0. Ngakho-ke, ngaphansi kwezimo ezifanayo, ukwakhiwa kwamamotho kazibuthe ahlala unomphela kuphakeme ngo-1% kuya ku-6% kunokwama-Y2 motors. .

8. Ukuhlaziya ukulahlekelwa kwezimoto

Injini engu-22 kW Y2 inamandla angu-90% futhi izilahlekisela yona ngo-10%. Ukulahlekelwa kwemoto kungaphezu kwama-kilowatts angu-20,000 ngonyaka owodwa wokusebenza okuqhubekayo okungaphazamiseki; ukusebenza kahle kwemoto kazibuthe unomphela yi-95%, futhi ukulahlekelwa kwayo kungu-5%. Cishe ama-kilowatts angu-10,000, ukuzilahleka kwemoto ye-Y2 kuphindwe kabili kunalokho kwemoto kazibuthe unomphela.

9. Ukuhlaziywa komvuzo kazwelonke wesici samandla kanye nethebula lesijeziso

Uma isici samandla enjini ye-Y2 singu-0.85, u-0.6% wemali kagesi uzokhokhiswa; uma isici samandla singaphezu kuka-0.95, imali kagesi izokwehliswa ngo-3%. Kunomehluko wentengo ongu-3.6% ezindlekweni zikagesi zamamotho kazibuthe ahlala unomphela athatha isikhundla samamotho e-Y2, futhi inani likagesi unyaka owodwa wokusebenza okuqhubekayo lingamakilowathi ayi-7,000.

10. Ukuhlaziywa koMthetho Wokongiwa Amandla

Isici samandla isilinganiso somsebenzi owusizo kumandla abonakalayo. I-Y2 motor inesici samandla aphansi, izinga lokusebenzisa amandla okumunca elibi, kanye nokusetshenziswa kwamandla okuphezulu; Imoto kazibuthe unomphela inamandla amakhulu, izinga lokumuncwa okuhle nokusetshenziswa kwamandla okuphansi

11. I-National Energy Efficiency Label Analysis

Ukusebenza kahle kwamandla kwezinga lesibili lemoto kazibuthe unomphela: injini eyonga kakhulu i-YX3 motor Izinga lesithathu ukusebenza kahle kwamandla: Imoto evamile ye-Y2 iyasuswa Imoto: Injini edla amandla

12. Kusukela ekuhlaziyweni kwezibonelelo zikazwelonke zokonga ugesi

Uxhaso lukazwelonke lwamamotho anezinga lesibili lokusebenza kahle kwamandla luphezulu kakhulu kunalolo lwezinga lesithathu lezinjini zokuwonga amandla. Inhloso wukonga amandla emphakathini wonkana, ukuze kuqinisekiswe ukuncintisana kwezwe emhlabeni. Ngokombono wembulunga yonke, uma amamotho kazibuthe ahlala esetshenziswa kabanzi, isici samandla saso sonke isitshalo sizothuthukiswa, sibe nogesi ophakeme wenethiwekhi, ukusebenza kahle komshini okuphezulu, ukulahleka komugqa ophansi, kanye nokukhiqizwa kokushisa komugqa ophansi.

Umbuso ubeka ukuthi uma isici samandla siphakathi kuka-0.7-0.9, u-0.5% uzokhokhiswa njalo ngo-0.01 ngaphansi kuka-0.9, futhi u-1% uzokhokhiswa njalo ngo-0.01 ngaphansi kuka-0.7 phakathi kuka-0.65-0.7, futhi ngaphansi kuka-0.65, njalo ngaphansi kuka-0.65, njalo ngaphansi kuka-0.01 0.65 Uma isici samandla somsebenzisi singu-0.6,beseyi-(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%

 

Izimiso eziqondile

I-AC unomphela uzibuthe motor synchronous, i-rotor ayinakho ukushelela, akukho ukuvuswa kukagesi, futhi i-rotor ayinayo i-wave wave iron kanye nokulahlekelwa kwethusi. I-rotor inesici samandla aphezulu ngoba uzibuthe unomphela unensimu yayo kazibuthe futhi ayidingi ukuvuswa kwamanje okusebenzayo. Amandla asebenzayo ayancipha, i-stator current iyancipha kakhulu, futhi ukulahlekelwa kwethusi kwe-stator kuyancipha kakhulu. Ngesikhathi esifanayo, njengoba i-pole arc coefficient ye-rare earth permanent magnet motor inkulu kune-asynchronous motor, lapho i-voltage kanye nesakhiwo se-stator singashintshi, isilinganiso samandla kazibuthe sokungeniswa kwemoto sincane kune-asynchronous. motor, futhi ukulahleka kwensimbi kuncane. Kungabonakala ukuthi umhlaba ongavamile ozibuthe unomphela we-synchronous motor wonga amandla ngokunciphisa ukulahlekelwa kwawo okuhlukahlukene, futhi awuthintwa izinguquko ezimweni zokusebenza, imvelo nezinye izici.

Izici zikamagnetic motor synchronous unomphela

1. Ukusebenza kahle okuphezulu

Isilinganiso sokonga amandla singaphezu kuka-10%. Ijika elisebenza kahle le-asynchronous Y2 motor ngokuvamile lehla ngokushesha ku-60% womthwalo olinganiselwe, futhi ukusebenza kahle kuphansi kakhulu ekulayisheni okulula. Ijika elisebenza kahle lemoto kazibuthe unomphela liphakeme futhi liyisicaba, futhi lisezingeni eliphezulu ku-20% kuya ku-120% womthwalo olinganiselwe. indawo yokusebenza kahle.Ngokwezilinganiso zasendaweni ezenziwa abakhiqizi abaningi ngaphansi kwezimo ezihlukene zokusebenza, izinga lokonga amandla lamamotho kazibuthe anomphela angama-synchronous ngu-10-40%.

2. Isici samandla aphezulu

Isici samandla aphezulu, eduze ne-1: i-magnetic synchronous motor unomphela ayidingi amandla amanje avuselelayo, ngakho-ke isici samandla sicishe sibe ngu-1 (ngisho ne-capacitive), ijika lesici samandla kanye nejika elisebenzayo liphakeme futhi liyisicaba, isici samandla siphezulu, I-stator yamanje incane, futhi ukulahleka kwethusi kwe-stator kuncishisiwe, Thuthukisa ukusebenza kahle. Igridi yamandla emboni inganciphisa noma ikhansele isinxephezelo samandla asebenzayo we-capacitor. Ngasikhathi sinye, isinxephezelo samandla asebenzayo wemoto kazibuthe unomphela iyisinxephezelo sesikhathi sangempela sendawo, okwenza isici samandla sefektri sizinze, esizuzisa kakhulu ekusebenzeni okujwayelekile kwezinye izinto, kunciphisa amandla asebenzayo. ukulahlekelwa ukudluliswa kwekhebula efekthri, futhi kuzuzisa umphumela wokonga ugesi okuphelele.

3. I-motor current incane

Ngemuva kokwamukelwa kwemoto kazibuthe unomphela, i-motor current iyancipha kakhulu. Uma kuqhathaniswa ne-Y2 motor, injini kazibuthe unomphela inemoto yamanje enciphe kakhulu ngesilinganiso sangempela. Imoto kazibuthe unomphela ayidingi reactive excitation current, futhi motor current inciphe kakhulu. Ukulahlekelwa ekudlulisweni kwekhebula kuncishisiwe, okulingana nokwandisa umthamo wekhebula, futhi ama-motor amaningi angafakwa kukhebula lokudlulisela.

4. Akukho ukushelela ekusebenzeni, isivinini esizinzile

Imotho kazibuthe unomphela iyinjini ehambisanayo. Isivinini se-motor sihlobene kuphela nemvamisa yokunikezwa kwamandla. Uma i-2-pole motor isebenza ngaphansi kwamandla kagesi angu-50Hz, ijubane lizinzile ku-3000r/min.Akukho ukuzungezisa okulahlekile, akukho ukushelela, akuthinteki ukushintshashintsha kwamandla kagesi kanye nosayizi womthwalo.

5. Izinga lokushisa liphansi ngo-15-20℃

Uma kuqhathaniswa ne-Y2 motor, ukulahlekelwa kokumelana kwemoto kazibuthe unomphela kuncane, ukulahlekelwa okuphelele kuyancipha kakhulu, futhi ukunyuka kwezinga lokushisa kwemoto kuyancipha.Ngokwesilinganiso sangempela, ngaphansi kwezimo ezifanayo, izinga lokushisa elisebenzayo lemoto kazibuthe unomphela liyi-15-20 ° C eliphansi kunalelo le-Y2 motor.

---

Isikhathi sokuthumela: Apr-18-2023