High Frequency fais fab mov kho thiab Installation Precautions

Sep 21, 2023

Tso lus

High Frequency fais fab mov kho thiab Installation Precautions

 

Kev ceev faj rau kev saib xyuas thiab kev teeb tsa ntawm lub zog hloov hluav taws xob ntau zaus: kev kho hluav taws xob ntau zaus thiab kev ceev faj ntawm kev teeb tsa
High-frequency switching fais fab mov (tseem hu ua switching rectifier SMR) ua hauj lwm los ntawm lub siab zaus ntawm MOSFET los yog IGBT, thiab lub switching zaus yog feem ntau tswj nyob rau hauv ntau yam ntawm 50-100kHz, ua tau zoo efficiency thiab miniaturization.


I. Kev kho dua tshiab thiab kev saib xyuas kev siv hluav taws xob ntau zaus hloov pauv
Thaum lub sij hawm siv lub rectifier, cov neeg siv tsis tu ncua ntxuav thiab xyuas raws li qhov chaw ua hauj lwm ntawm lub tshuab. Raws li cov kauj ruam hauv qab no:
A ua ntej qhib lub chassis, cov khoom siv hluav taws xob sab nraud yuav tsum raug txiav rau 30 feeb.
B, tom qab qhib lub chassis, ntxuav cov plua plav ntawm txhua qhov, uas tuaj yeem ntxuav tau los ntawm cov ntaub qhuav lossis txhuam los yog cov cua compressed, tab sis yuav tsum ceev faj kom tsis txhob muaj cua txias kom tsis txhob muaj cov khoom puas.
C, xyuas seb cov khoom siv hluav taws xob puas zoo li qub thiab xyuas seb qhov hloov pauv huab cua puas ntseeg tau.
D, xyuas seb tus kiv cua puas txawv txav, nrog lossis tsis muaj suab nrov.
E, xyuas seb puas muaj oxidation ntawm cov zis tooj liab bar, thiab ntxuav nws raws sijhawm.
F, xyuas seb cov ntsia hlau thiab cov txiv ntseej puas xoob, thiab lwm yam.
Txias switching fais fab mov, yog tias muaj dej ntws tawm ntawm lub tshuab, xyuas seb puas muaj cov dej ntws tawm hauv txoj kev dej thiab ceev lub caij nplooj ntoos hlav clamp. Raws li cov dej zoo siv, ntxuav nws tsis tu ncua.


II. Kev ceev faj rau kev teeb tsa ntawm high-frequency switching fais fab mov:
1, muab lub rectifier, thiab ua kom nws ruaj khov, txhawm rau ua kom lub qhov cua zoo rectifier, ua ntej thiab tom qab sab laug thiab sab xis nyob rau hauv 0.5m tsis muaj khoom. Tsis tas li ntawd, zam cov khoom siv hluav taws xob ua haujlwm nyob rau hauv ib puag ncig uas muaj plua plav thiab corrosive gases, thiab nyob deb ntawm qhov chaw tshav kub thiab qhov chaw ntub dej, nrog rau cov av noo ntawm 5% ~ 70% thiab qhov kub thiab txias ntawm -25 degree ~ 40 degree, thiaj li ua kom lub neej ua haujlwm ntev ntawm lub tshuab.
2. Tshawb xyuas seb lub plhaub tshuab puas xoob thiab seb qhov chaw nres nkoj puas puas thaum thauj, thiab paub meej.


Peb-theem cua hloov yog nyob rau hauv txoj hauj lwm tawm.


3. Nrhiav kom paub cov kab hluav taws xob nkag, txuas cov hlau lead raws li, thiab ntxig thiab ceev cov chaw taws teeb tswj kab mus rau qhov concave thiab convex ntawm lub qhov (socket).


4. Muaj "" kos npe rau hauv qab sab laug ces kaum ntawm lub plhaub tom qab lub chassis. Thov txuas rau hauv av kom tsis txhob muaj hluav taws xob zoo li qub.


5. Tig lub pob khawm hloov lub zog ⑤ counterclockwise mus rau qhov kawg (lub xeev yam tsawg kawg nkaus).


6. Tua lub cua hloov. Lub sijhawm no, kiv cua pib tig, thiab lub zog ntsuas ① teeb. Lub teeb txhaum ④ yuav nyem ob peb zaug thiab tawm mus.


7. Tig lub "ua hauj lwm / standby" hloov ② mus rau "standby" thiab ces mus rau "ua hauj lwm".


8. Tig lub qhov rooj kho qhov rooj ⑤ clockwise. Thaum "voltage-stabilizing / tam sim no-stabilizing" hloov mus rau hauv "voltage-stabilizing" txoj hauj lwm, qhov kev nyeem ntawv voltmeter yuav nce tam sim ntawd rau tus nqi uas yuav tsum tau muaj, thiab ammeter yuav muab cov lus qhia sib xws raws li cov khoom thauj; Thaum lub "voltage-stabilizing / tam sim no-stabilizing" hloov mus rau hauv "tam sim no-stabilizing" txoj hauj lwm, lub ammeter nyeem ntawv yuav nce mus rau qhov yuav tsum tau muaj nuj nqis nrog lub load, thiab lub voltmeter yuav muab cov lus qhia sib xws raws li lub load. Thaum tsis muaj kev thauj khoom, tig lub qhov rooj kho lub moos, thiab qhov hluav taws xob yuav qhia * tus nqi siab, thiab ammeter yuav qhia tias xoom.


9. Thaum kaw lub hwj huam mov, tig lub qhov rooj kho qhov rooj rov qab mus rau qhov kawg, tig qhov "ua hauj lwm / standby" mus rau txoj hauj lwm "standby", thiab tua lub cua hloov.


10. Thaum lub tshuab ua haujlwm ib txwm ua, nws yog qhov qub uas lub plhaub yuav tsim eddy tam sim no vim muaj kev cuam tshuam ntawm high-frequency magnetic teb nyob rau hauv lub tshuab, uas yuav ua rau lub plhaub kub thiab muaj hluav taws xob zoo li qub.


11. Dej-txias hloov hluav taws xob hloov hluav taws xob: txuas cov kav dej hauv cov dej nkag thiab cov kav dej tawm, thiab xyuas seb cov dej hauv dej puas zoo. Thaum lub tshuab tawm ntawm lub Hoobkas, qhov hloov pauv dej siab tau raug kho, thiab thaum ua haujlwm, nws tsis tuaj yeem qis dua qhov hloov dej siab.
Tom qab ua haujlwm saum toj no, yog tias tsis muaj qhov tshwm sim txawv txav, nws txhais tau hais tias cov khoom siv hluav taws xob tau zoo thiab cov khoom sib txuas tuaj yeem ua haujlwm ib txwm.

 

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