High Voltage VFD
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High Voltage VFD

High Voltage VFD

RNHV 3000 dej-txias high voltage VFD tsav siv lub cascaded multilevel topology nrog 36-pulse theem- hloov kho, tshem tawm cov kab sib txuas sib txuas hauv qab 35th kev txiav txim thiab xa ultra- huv si sinusoidal tawm 8} theem ntawm carriage requirements tsis muaj cov ntxaij lim dej sab nraud. Tsim los rau kev siv hluav taws xob tseem ceeb hauv petrochemical, hluav taws xob, metallurgy, thiab mining sectors, nws ua kom ceev ceev tswj cov twj, compressors, thiab kiv cua, hloov cov txheej txheem tsis muaj zog kom ua tiav kev txuag hluav taws xob.

high voltage vfd Core kev khiav hauj lwm txoj cai

 

  • The input stage ntiav ib tug qhuav-hom rectifier transformer nrog precisely theem- hloov cov ces kaum mus cuag 36-mulse multi- rectification, zoo tshem tawm kab sib chaws-sab harmonics hauv qab 35th xaj.
  • Lub zog hluav taws xob, pub los ntawm kev hloov pauv hloov pauv theem nrab, muaj plaub H-bridge hlwb rau ib theem txuas nrog hauv koob. Cov hlwb no ua rau lub siab -zoo sinusoidal tso zis voltage los ntawm theem- hloov pauv cov cab kuj PWM kev hloov pauv, txo qis lub cev muaj zog- sab kev sib haum xeeb.
  • Lub kaw lus digital tswj tag nrho tso cai rau qhov tseeb sensorless vector tswj thiab kev tswj xyuas kev ua haujlwm, ua tiav los ntawm kev ua haujlwm siab - dej ua haujlwm - cua txias uas ua kom ruaj khov thermal dissipation nyob rau hauv siab - lub zog.

 

Thawj Qhov System Diagram

 

product-1525-977

Khoom nta

 

RNHV 3000 integrates high voltage VFDsiab ntseeg, efficiency, thiab ntse tswj:

 

  • Ultra-kev sib haum xeeb tsawg ntawm ob daim phiaj thiab lub cev muaj zog tau ua tiav yam tsis muaj cov ntxaij lim dej sab nraud, ua tsaug rau kev sib tw ntau theem topology thiab theem- hloov kho.
  • Cov khoom tseem ceeb muaj xws li metallized zaj duab xis capacitors nrog lub sijhawm tiag tiag -NTC ntsuas kub thiab nruab nrab- taw tes hloov pauv tsis siv neeg bypass thev naus laus zis, ua kom muaj kev ua haujlwm tsis sib haum xeeb thaum lub sijhawm ua haujlwm ntawm tes thiab ua kom muaj MTBF tshaj 51,221 teev.
  • Advanced algorithms txhawb kev ya-pib, qis-voltage caij-los ntawm (LVRT), thiab synchronous grid kev sib txuas hauv cov cheeb tsam hnyav.
  • High- dej txias ua haujlwm tau lees paub tas mus li tag nrho- kev ua haujlwm thauj khoom, thaum tus qauv tsim qauv thiab suav HMI kuaj pom muaj txiaj ntsig zoo.
  • Lub kaw lus tau ntawv pov thawj rau 25- xyoo tsim lub neej, seismic tsis kam (Qib 7), thiab kev ua haujlwm kub (-5℃rau +40 degree), ua tau raws li kev ruaj ntseg ruaj khov thiab kev tswj lub neej raws li kev cai ntawm petrochemical, lub zog, thiab kev tsim khoom siab heev.

 

high voltage vfd

 

Khoom Specifications

 

Lub npe

Yam khoom

Specification

Tswv yim

Fais fab mov

3-theem 6kV / 10kV, Zaus: 50 / 60Hz

Input voltage ntau

Voltage: -10% -+10% zaus; ± 2%

Tso zis

Rated Voltage

3-theem 6kV / 10kV, zaus: 50 / 60Hz

Ntau zaus

modulation ntau yam

0-50 / 60Hz

Kev daws teeb meem

0.01 Hz

Overcurrent muaj peev xwm

120% ntawm cov zis tam sim no, 1m / Txhua 10m;

150% ntawm cov zis tam sim no rau kev tiv thaiv tam sim

Tswj

Tswj txoj kev

V / F tswj nrog PG vector tswj thiab tsis muaj PG vector tswj.

Synchronous hloov

Lub zaus converter ua raws li theem voltage thiab zaus ntawm daim phiaj hluav taws xob, ua tiav lub xeev ntawm daim phiaj sib txuas thiab kev sib hloov ntawm cov zaus hloov mus rau lub zog zaus yam tsis muaj kev cuam tshuam.

Torque them nyiaj

Tsis siv neeg torque boost thaum pib mus txog saum 150%.

Khaub ncaws them nyiaj

Compensates rau ceev poob nyob rau hauv load los txhim kho mechanical robustness.

Upper thiab qis zaus txwv

Sab saum toj thiab qis zaus txwv tuaj yeem teeb tsa.

Hla zaus

Hla zaus tuaj yeem teeb tsa hauv 3 pawg.

Kev ntsuas ceev thaum rov pib dua

Lub inverter tuaj yeem tshawb nrhiav lub cev muaj zog ceev thiab ua haujlwm zoo rov pib dua thaum

lub cev muaj zog yog coasting vim lub zog poob.

Acceleration thiab deceleration lub sij hawm

Lub sij hawm acceleration thiab deceleration tuaj yeem tsim los ntawm 0.1 txog 3600 vib nas this.

Tswj

Acceleration thiab

deceleration profile

hom

Linear lossis S- nkhaus profile tuaj yeem xaiv kom tau raws li ntau yam kev thov.

Hom kev ua haujlwm

Kev ua haujlwm hauv cheeb tsam, ntawm - chaw ua haujlwm, kev ua haujlwm nyob deb.

Txoj kev nres

Kev xaiv xaiv ntawm coasting nres lossis deceleration nres.

PID kaw -loop

tswj

Muaj peev xwm siv tau rau ntau yam kaw- voj tswj lub tshuab xws li khiav, siab, kub, thiab

ntau.

Neutral drift

Los ntawm kev hla lub zog hluav taws xob thiab siv cov thev naus laus zis tsis sib xws, peb - theem cov zis yuav nyob twj ywm. Qhov no guarantees siab tshaj plaws tso zis zog txawm tias tom qab bypassing ib chav tsev. Nyob rau hauv rooj plaub ntawm ib qho -unit tsis ua haujlwm, lub kaw lus tuaj yeem ua haujlwm hauv hom bypass yam tsis muaj kev cuam tshuam rau kev ua haujlwm ntau lawm.

Automatic unit

bypass

Thaum lub tshuab ua haujlwm tsis zoo, lub inverter tuaj yeem hla dhau lub faulty unit thiab txuas ntxiv ua haujlwm siv cov cuab yeej siv hluav taws xob tsis zoo yam tsis tas yuav muaj kev cuam tshuam ntawm phau ntawv. Yog tias ntau tshaj ob chav nyob dhau los, cov neeg siv tsuas yog yuav tsum tau ua haujlwm ntawm lub peev xwm txo qis raws li qhov tsim nyog.

Tsis muaj zog

rov pib dua

Nyob rau hauv qhov xwm txheej ntawm lub zog tsis zoo, lub inverter tuaj yeem rov pib dua thiab rov qab mus rau nws lub xeev ua ntej - lub zog poob thaum lub phiaj xwm rov qab los nyob rau lub sijhawm teem, tsis tas yuav muaj kev cuam tshuam los ntawm phau ntawv.

Kev teeb tsa zaus

Analog input teeb liab teeb tsa: Configurable ntawm 4-20mA tam sim no teeb liab. Ntau ntu ntu xaiv qhov chaw.

Fieldbus

Modbus,Tcp/ip,PROFIBUS-DP

Lub xeev ua haujlwm

tso zis teeb liab

Relay tso zis: xaiv tau los qhia txog kev khiav haujlwm xws li khiav, nres, txhaum, thiab lwm yam.

Analog tso zis: xaiv tau los qhia txog kev khiav hauj lwm tsis xws li zaus, tam sim no, voltage, ceev, thiab lwm yam.

Ib puag ncig

Qhov chaw siv

Kev siv sab hauv tsev, qhov siab tshaj 1,000 meters, tsis muaj corrosive lossis flammable gases; tsis muaj plua plav, roj pos huab, lossis dej ntws; zam lub hnub ncaj qha; tsis muaj zog magnetic teb cuam tshuam. Rau qhov siab tshaj 1,000 meters, yuav tsum tau derating.

Cia kub

-5℃-+40 degree

Kev khiav dej num

5 -95% RH (tsis-condensing)

Kev vibration

Tsawg dua los yog sib npaug li 0.5g

Cia kub

-40℃-+70 degree

Ingress tiv thaiv

kev ntaus nqi

IP30

 

Cov cheeb tsam thov

 

Lub RNHV siab-hwj chim, dej- txias siab-voltage VFD yog tsim los rau precision ceev tswj thiab lub zog optimization ntawm loj- nplai lub cev muaj zog-tsav khoom nyob rau hauv industrial sectors, xws li:

  • Petroleum thiab chemical processing
  • Kev tsim hluav taws xob
  • metallurgy
  • Mining

Nws tswj cov cuab yeej tseem ceeb xws li siab- cov twj tso kua mis, compressors, thiab kiv cua los ntawm kev kho lub cev muaj zog kom tswj tau cov dej ntws, siab, lossis kub. Qhov no hloov cov txheej txheem throttling ib txwm muaj (valve lossis dampers), txo qis kev siv hluav taws xob thaum ua tau raws li kev ntseeg siab, automation, thiab kev ua haujlwm ntse rau cov ntawv thov xws li cov kab ntau lawm, cov khoom siv hluav taws xob, thiab cov chaw nres tsheb compressor.

 

Power plant

Lub zog cog

Cua turbines, compressors, pumped hydro cia nroj tsuag, cua ntsawj ntshab kiv cua, condensate twj, circulating dej twj, boiler feedwater twj, thiab lwm yam.

Oil, Petrochemicals, Natural gas

Roj, Petrochemicals, Natural gas

Pipeline hloov twj tso kua mis, txhaj twj tso kua mis, feedwater twj, submersible roj twj, circulating dej twj, brine twj, compressors, booster kiv cua, roj hloov twj, hluav taws xob submersible twj, thiab lwm yam.

Coal, Mining

Coal, Mining

Kev tshem tawm cov twj tso kua mis, slurry twj tso kua mis, slag slurry twj tso kua mis, dej ntshiab twj tso kua mis, pub twj tso kua mis, axial flow kiv cua, agitation twj, kiln transmissions, plua plav tshem tawm kiv cua, cov twj tso kua mis, media pumps, counter-rotating kiv cua, thiab lwm yam.

Cement building materials

Cov khoom siv cement

Kiln induced cua ntsawj ntshab, kiln yuam cua ntsawj ntshab kiv cua, kiln tail kiv cua, kiln taub hau kiv cua, nruab nrab- kiv cua kub, thee zeb kiv cua, kiv cua tshem tawm plua plav, circulating kiv cua, raw khoom sib tsoo kiv cua, cement sib tsoo kiv cua, separator kiv cua, siab conveying kiv cua, thiab lwm yam.

Steel and metallurgy

Hlau thiab metallurgy

Lub tshuab nqus tsev vacuum, induced cua ntsawj ntshab kiv cua, compression kiv cua, cua muab kiv cua, feedwater twj, dej twj tso kua mis, descaling twj, plua plav tshem tawm kiv cua, converters, blast furnaces, thiab lwm yam.

Municipal water supply

Municipal dej muab

Aeration blowers (rau cua sov, dej, dej phwj tuaj, thiab lwm yam), induced cua ntsawj ntshab kiv cua, cua kiv cua, booster twj tso kua mis, dej kub ncig twj, dej phwj twj tso kua mis, dej huv twj tso kua mis, nqa twj tso kua mis, dej twj tso kua mis, reclaimed twj tso kua mis, thiab lwm yam.

Light industry, Chemical industry

Lub teeb kev lag luam, tshuaj lom neeg kev lag luam

Coal gas blowers, boost twj, compressors, axial flow pumps, mos dej twj, twj tso kua mis, thiab lwm yam.

Cim npe nrov: Tuam Tshoj high voltage VFD manufacturers, lwm tus neeg, Hoobkas

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