Kutaura nezve hukama pakati pe frequency converter uye mota

Yave tsika isingachinjike yekutyaira mota kuburikidza neinverter.Muchiitiko chaicho chekushandisa, nekuda kwehukama husina musoro hwekufananidza pakati pe inverter uye mota, mamwe matambudziko anowanzoitika.Paunosarudza inverter, iwe unofanirwa kunyatsonzwisisa maitiro ekutakura emidziyo inofambiswa neinverter.

Tinogona kupatsanura michina yekugadzira mumhando nhatu: inogara ichiremerwa simba, inogara torque mutoro, uye fan uye pombi yemvura mutoro.Mhando dzakasiyana dzekutakura dzine zvinodiwa zvakasiyana zvema inverters, uye isu tinofanira kuzvifananidza zvinoenderana nemamiriro chaiwo.

Iyo torque inodiwa neiyo spindle yechishandiso chemuchina uye coiler uye uncoiler muchigayo chinotenderedza, muchina wepepa, uye mutsara wekugadzira firimu repurasitiki zvinowanzopesana nekumhanya kwekutenderera, iro rinogara richirema simba.Iyo inogara iine simba pfuma yemutoro inofanira kunge iri maererano neamwe spidhi shanduko yemhando.Kana iyo yekumhanya yakadzikira zvakanyanya, yakaganhurirwa nesimba remuchina, inoshanduka kuita inogara torque mutoro pakumhanya kwakaderera.Kana kumhanya kwemota kuchigadziriswa neanogara magineti flux, inogara torque kumhanya mutemo;kana kukurumidza kuderedzwa, inogara iine simba rekumhanya regulation.

Mafeni, pombi dzemvura, pombi dzemafuta nemimwe midziyo inotenderera neine impeller.Sezvo kukurumidza kuderera, torque inoderera zvichienderana nesquare yekumhanya, uye simba rinodiwa nemutoro rinoenderana nechitatu simba rekumhanya.Kana huwandu hwemhepo hunodiwa uye huwandu hwekuyerera hukadzikiswa, iyo frequency converter inogona kushandiswa kugadzirisa huwandu hwemhepo uye kuyerera kweyero kuburikidza nekumhanyisa kurongeka, izvo zvinogona kuchengetedza zvakanyanya magetsi.Sezvo simba rinodiwa pakumhanya kwepamusoro richiwedzera nekukurumidza nekumhanya kwekutenderera, fan uye mitoro yepombi haifanirwe kumhanyiswa pamusoro peiyo frequency simba.

TL inoramba yakamira kana kuti yakasimba pane chero kutenderera kumhanya.Kana iyo inverter ichityaira mutoro inogara torque, iyo torque pakumhanya yakaderera inofanira kunge yakakura zvakakwana uye iine yakaringana kuwandisa.Kana zvichidikanwa kuti umhanye nekumhanya kwakaderera nekumhanya kwakadzikama, kupisa kwekupisa kwemota kunofanirwa kutariswa kudzivirira mota kubva pakupiswa nekuda kwekukwira kwekushisa kwakanyanya.

Nyaya dzinofanirwa kutariswa pakusarudza frequency converter:

Kana iyo mota frequency mota ichifambiswa neiyo inverter, ikozvino yemota ichawedzera ne10-15%, uye tembiricha inokwira ichawedzera ne20-25%.

Paunenge uchishandisa frequency converter kudzora yakakwira-kumhanya mota, mamwe maharmonics anogadzirwa.Uye aya maharmonics epamusoro achawedzera kukosha kwazvino kweiyo inverter.Naizvozvo, kana uchisarudza frequency converter, inofanirwa kunge iri giya rakakura kupfuura iro remota yakajairika.

Kuenzaniswa neyakajairwa squirrel cage motors, mota dzemaronda dzinowanzo kutarisana nematambudziko ekugumburwa, uye frequency converter ine yakakura zvishoma pane yakajairika inofanira kusarudzwa.

Paunenge uchishandisa frequency converter kutyaira giya rekudzikisa mota, huwandu hwekushandisa hunogumira nenzira yekuzora yechikamu chinotenderera chegiya.Pane njodzi yekupererwa nemafuta kana iyo yakatemerwa kukurumidza ikapfuura.

● Iko kukosha kwemotokari ikozvino inoshandiswa senheyo yekusarudza inverter, uye simba rakarongerwa remotokari rinongoreva chete.

● Kubuda kweiyo inverter kwakapfuma mu-high-order harmonics, iyo inoderedza simba rekuita uye kubudirira kwemotokari.

● Kana iyo inverter inoda kumhanya netambo refu, pesvedzero yetambo pakuita inofanirwa kutariswa, uye tambo dzakakosha dzinofanira kushandiswa kana zvichidikanwa.Kuti ugadzirise dambudziko iri, inverter inofanira kuwedzera kusarudzwa kwegiya rimwe chete kana maviri.

● Muzviitiko zvakakosha zvakadai sekushisa kwepamusoro, kuchinja nguva dzose, kukwirira kwepamusoro, nezvimwewo, simba re inverter richadonha.Zvinokurudzirwa kuti inverter inofanira kusarudzwa maererano nedanho rekutanga rekuwedzera.

● Kuenzaniswa nemagetsi emagetsi emagetsi emagetsi, kana inverter ichityaira iyo synchronous motor, simba rekubuda richaderedzwa ne10 ~ 20%.

●Kune mitoro ine torque yakakura inoshanduka yakadai se compressors uye vibrators, uye mitoro yepamusoro yakadai se hydraulic pumps, unofanira kunyatsonzwisisa kushandiswa kwemagetsi emagetsi uye sarudza guru guru inverter.


Nguva yekutumira: Jun-30-2022