Kev teeb tsa lub tshuab hluav taws xob: cov lus qhia kws tshaj lij

2024 Tus sau: Howard Calhoun | [email protected]. Kawg hloov kho: 2023-12-17 10:28

Hnub no, muaj ntau hom hluav taws xob sib txawv. Tag nrho cov ntawm lawv txawv tsis tsuas yog nyob rau hauv loj, tab sis kuj nyob rau hauv technical indicators, as well as installation txoj cai, uas yog tseem ceeb tshaj plaws. Vim li no, lub installation ntawm hluav taws xob motors yuav tsum tau mus kom ze heev lub luag hauj lwm. Nws tseem yog ib qho tseem ceeb heev uas yuav tsum tau ua kom tiav cov txheej txheem npaj kom raug, nyob rau theem uas koj yuav tsum tau kuaj xyuas lub hauv paus, nrog rau ntsuas qhov chaw thiab qhov loj ntawm tag nrho cov qhov uas siv los txhim kho cov cuab yeej.

Npaj lub cav rau kev teeb tsa

Ntxiv rau qhov tseeb tias nws yog ib qho tsim nyog los npaj qhov chaw rau mounting lub tshuab hluav taws xob, nws yog ib qho tsim nyog yuav tsum tau ua qee yam haujlwm ntawm kev npaj cov cuab yeej nws tus kheej ua ntej pib ua haujlwm. Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov ntawm no tias lub tshuab hluav taws xob tuaj txog ntawm cov khoom rau kev teeb tsa tau sib sau ua ke. Yog hais tias cov kev cai rau kev thauj thiab khaws cia cov cuab yeej no tsis tau ua txhaum, ces tsis tas yuav disassemble nws rau kev soj ntsuam. Hauv cov xwm txheej zoo li no, koj yuav tsum ua raws li cov hauv qab no:

• ua ntej koj yuav tsum ua kom tiavKev tshuaj xyuas sab nraud;
• tom ntej, koj yuav tsum pib ntxuav lub hauv paus daim phiaj thiab paws ntawm lub txaj;
• nws yog ib qho tseem ceeb los xyuas cov xov ua ntej kho cov cuab yeej, uas lawv khiav cov txiv ntseej, thiab tseem yaug lub hauv paus bolts nrog hnyav hnyav kom tshem tawm cov av;
• tom qab cov kauj ruam no, koj yuav tsum tau tshuaj xyuas qhov chaw xws li cov khoom siv hluav taws xob, cov tshuab txhuam hniav, cov khoom sau;
• tag nrho cov kabmob raug kuaj cais;
• ua ntej mounting lub cev muaj zog, yuav tsum ua haujlwm los ntsuas qhov khoob ntawm txhua qhov tseem ceeb, piv txwv li, nruab nrab ntawm cov ncej thiab cov ntsaws ruaj ruaj;
• tshuaj xyuas qhov sib txawv ntawm huab cua ntawm qhov txav ntawm lub rotor thiab stator yog suav tias yog ib qho txheej txheem cais;
• koj yuav tsum tau tshuaj xyuas qhov kev sib hloov ntawm lub rotor tag nrho kom nws tsis txhob kov lwm qhov ntawm lub tshuab, thiab xyuas kom meej tias qhov yuav tsum tau ua ntawm cov windings yog tam sim no nrog megohmmeter.

Rau kev ua tiav txhua txoj haujlwm ntawm kev tshuaj xyuas cov cuab yeej, ib qho chaw tshwj xeeb raug faib, uas nyob hauv ib chav sib cais. Tom qab kev tshuaj xyuas thiab ua ntej mounting lub cev muaj zog, tus kws kho hluav taws xob uas ua qhov kev tshuaj ntsuam xyuas yuav tsum qhia txog qhov muaj lossis tsis muaj qhov tsis xws luag rau tus neeg ua haujlwm laus.

Yog tias tsis pom muaj kev puas tsuaj sab nraud thaum lub sijhawm tshuaj ntsuam, ces yuav tsum tau ua ib txoj kev npaj ntxiv. Chav tsev yuav tsum tau tshuab tawm nrog cua compressed. Tab sis ua ntej ntawd, koj yuav tsum xyuas lub cuab yeej nws tus kheej kom nws tsuas yog muab cov cua qhuav xwb. Ua li no, nws yuav txaus los taw tes rau lwm yam khoom thiab tig rau nws. Thaum ntxuav, koj yuav tsum tau manuallytig lub rotor kom paub tseeb tias kev sib hloov ntawm cov ncej hauv cov bearings yog dawb. Sab nraud ntawm lub cav yuav tsum tau muab tshem tawm tag nrog ib daim ntaub ntub dej ntawm cov roj av.

Ua haujlwm nrog bearings

Muaj ntau qhov sib txawv ntawm cov tshuab hluav taws xob raws li txoj kev ntawm kev teeb tsa, tab sis rau txhua tus muaj qee qhov kev ua haujlwm dav dav uas yuav tsum tau ua nyob rau hauv txhua rooj plaub. Cov dej ntws tawm ntawm cov bearings dawb yog nyob rau hom haujlwm no. Muaj ntau txoj hauv kev kom ua tiav qhov xav tau.

Ua ntej koj yuav tsum tshem tawm tag nrho cov roj seem ntawm qhov chaw, uas koj yuav tsum tau tshem tawm cov ntsaws ntsaws. Tom qab ntawd, cov ntsaws ruaj ruaj yog screwed rov qab, thiab es tsis txhob roj, kerosene yog poured. Nws yog tsis yooj yim sua kom qhib lub cuab yeej, koj yuav tsum manually tig lub rotor los yog armature ntawm cov cuab yeej. Nyob rau hauv txoj kev no, tag nrho cov roj seem tuaj yeem raug tshem tawm, thiab tom qab ntawd cov roj kerosene yog drained nyob rau hauv tib txoj kev uas cov roj tau drained. Tab sis qhov no tsis yog qhov kawg thiab koj yuav tsum tau yaug dua, tab sis lub sij hawm no nrog cov roj tshiab, uas yog tseem drained. Tsuas yog tom qab ua tiav ob txoj haujlwm no tuaj yeem da dej 1/2 lossis 1/3 nrog cov roj tshiab rau kev ua haujlwm.

Nws tsim nyog sau cia tias tsuas yog cov bearings yog ntxuav hauv txoj kev no. Rolling bearings rau ib qho version ntawm lub tshuab hluav taws xob raws li txoj kev teeb tsa tsis raug ntxuav. Qhov tsuas yog qhov yuav tsum tau muaj yog tias cov roj tsis tshaj 2/3 ntawm tag nrho cov ntim.

ntsuas ua ntej kev teeb tsa

Kev teeb tsa ua haujlwm suav nrog cov kauj ruam uas yuav tsum tau ntsuas kev tiv thaiv kev tiv thaiv.

YogDC lub cev muaj zog, tom qab ntawd kev ntsuas kev tiv thaiv yog nqa tawm ntawm lub armature thiab excitation coil, ntxiv rau, nws yuav tsum tau xyuas cov rwb thaiv tsev ntawm lub armature nws tus kheej, nrog rau cov txhuam thiab excitation coils nyob rau hauv kev sib raug zoo nrog lub cev muaj zog vaj tse. Yog hais tias lub cev muaj zog nws tus kheej txuas nrog lub network, tom qab ntawd ua ntej pib ntsuas, nws yog ib qho tsim nyog yuav tsum tau txiav txhua cov xov hlau uas mus ntawm lub network thiab rheostat rau cov khoom siv.

Kev teeb tsa thiab kev hloov kho ntawm 3-theem hluav taws xob motors nrog squirrel-cage rotor yuav tsum tau nrog rau kev ntsuas ntawm cov rwb thaiv tsev tiv thaiv ntawm stator windings hauv kev sib raug zoo, nrog rau cov vaj tsev. Txawm li cas los xij, cov txheej txheem no tsuas yog ua tau yog tias tag nrho 6 qhov kawg raug coj tawm. Yog tias tsuas muaj 3 qhov kawg ntawm cov windings sab nraud, ces koj yuav tsum tau xyuas cov rwb thaiv tsev ntawm cov winding ntawm lub cev nkaus xwb.

Lub thev naus laus zis ntawm kev teeb tsa lub tshuab hluav taws xob nrog lub sijhawm rotor yog qhov sib txawv ntawm qhov ntsuas kev ntsuas hluav taws xob ntawm no yuav tsum tau ua ntawm lub rotor thiab stator, nrog rau cov rwb thaiv tsev ntawm cov txhuam hniav hauv kev sib raug zoo nrog lub tsev.

Raws li qhov ntsuas ntsuas ntsuas hluav taws xob, lub megohmmeter yog siv rau qhov no. Yog hais tias lub hwj chim ntawm lub cuab yeej tsis ntau tshaj 1 kW, lub cuab yeej raug coj mus rau qhov siab tshaj plaws ntawm 1 kW. Yog hais tias lub zog ntawm lub cev muaj zog siab dua, ces lub megger yuav tsum tau ntsuas rau 2.5 kW.

Txhim kho chav tsev thiab txuas nrog cov txheej txheem

Yog tias txhua yam tau dhau los ua qhov pom tseeb me ntsis nrog rau hom hluav taws xob lub cev muaj zog, kev teeb tsa thiab kev npaj uas yog nyob ntawm nws lub hom phiaj thiab lub rotor nws tus kheej, tom qab ntawd ntxiv nws yog qhov tsim nyog los cuam tshuam nrog kev sib txuas ntawm cov cuab yeej thiab lwm yam.cov txheej txheem. Nws yog ib qho tsim nyog sau cia tias yog tias qhov hnyav ntawm cov cuab yeej tsis ntau tshaj 50 kg, ces nws tuaj yeem ntsia tau manually yog tias lub pob zeb ua haujlwm tsis siab dhau.

Raws li kev sib txuas ntawm cov khoom siv hluav taws xob thiab lwm yam khoom siv, lub clutch lossis ib txoj siv tawv lossis iav kis tau tus mob yog siv rau qhov no. Txhua yam ntawm lub tshuab hluav taws xob rau kev teeb tsa yuav tsum tau kuaj xyuas txoj haujlwm nyob rau hauv kab rov tav dav hlau siv ib theem, thiab qhov no yuav tsum tau ua nyob rau hauv ob lub dav hlau perpendicular. Qib "tag nrho" yog qhov zoo tshaj plaws rau qhov no, uas muaj qhov chaw tshwj xeeb uas haum rau hauv qab lub cev muaj zog.

Cov tshuab hluav taws xob tuaj yeem ntsia tau ob qho tib si rau hauv pem teb pob zeb thiab ntawm lub hauv paus. Nyob rau hauv txhua rooj plaub, cov ntaub qhwv hlau yuav tsum tau muab tso rau hauv qab lub paws ntawm lub txaj kom raug kho qhov chaw ntawm lub cuab yeej hauv lub dav hlau kab rov tav. Nws yog tsis yooj yim sua rau siv, piv txwv li, ntoo hauv ob sab phlu rau qhov no, txij li thaum lub bolts yog nruj, lawv yog compressed, thiab thaum lub hauv paus yog poured, lawv muaj peev xwm o, uas nyob rau hauv txhua rooj plaub knocks down txoj hauj lwm ntawm lub tshuab.

Raws li kev kho thiab kev teeb tsa ntawm lub tshuab hluav taws xob nrog lub zog siv, nws yog ib qho tseem ceeb heev uas yuav tsum tau ua raws li qhov sib luag ntawm nws cov ncej, nrog rau cov txheej txheem txuas nrog lawv. Tib txoj cai siv rau txoj kab nruab nrab, uas yuav tsum sib phim thoob plaws tag nrho qhov dav ntawm lub pulleys. Yog hais tias qhov dav ntawm lub pulleys yog tib yam, thiab qhov kev ncua deb ntawm lub shafts tsis tshaj 1.5 meters, ces tag nrho cov kev ntsuas yuav nqa tawm siv ib tug steel kav.

Yuav ua txhua yam kom raug, koj yuav tsum tau txuaskav mus rau qhov kawg ntawm lub pulleys thiab kho lub cev muaj zog kom txog thaum lub ntsuas ntsuas kov ob lub pulleys ntawm 4 ntsiab lus. Nws kuj tshwm sim tias qhov kev ncua deb ntawm cov ncej yog ntau tshaj 1.5 meters, thiab tsis muaj kev sib dhos ntawm tes. Thaum kho thiab txhim kho lub tshuab hluav taws xob, qhov no, koj yuav tsum tau siv cov hlua thiab cov hlua khi uas txuas ib ntus rau cov rub. Kev hloov kho tshwm sim kom txog thaum qhov kev ncua deb ntawm lub bracket mus rau lub pulley yog tib yam.

Txoj kev sib tw

Lwm qhov kev ua haujlwm tseem ceeb, uas yuav tsum muaj nyob rau hauv cov txheej txheem ntawm kev txhim kho lub tshuab hluav taws xob, yog qhov kev sib tw ntawm cov ncej uas muaj kev sib tshuam, nrog rau cov txheej txheem. Qhov no yog ua tiav txhawm rau tshem tawm tag nrho qhov muaj peev xwm ntawm lateral thiab angular hloov chaw ntawm cov khoom no.

Thaum ua cov haujlwm no, siv lub siab xav, micrometers lossis ntsuas ntsuas, nrog rau kev ntsuas sab thiab kaum qhov kev tshem tawm. Nws yog ib qho tseem ceeb heev uas yuav tsum nco ntsoov ntawm no tias thaum ua haujlwm nrog kev sojntsuam, tsis raug cais tawm. Nws feem pua nyob ncaj qha rau tus neeg ua haujlwm uas koom nrog kev ntsuas, ntawm nws qhov kev paub dhau los. Yog tias qhov kev sib raug zoo tau ua tiav lawm, ces tus lej ntawm qhov kev ntsuas txawm yuav tsum sib npaug ntawm cov lej ntawm tus lej ntawm qhov txawv qhov ntsuas.

Vim li cas qhov chaw nruab nrab ntawm lub cev muaj zog ntawm cov khoom siv?

Kev teeb tsa lub tshuab hluav taws xob rau cov twj tso kua mis tsis sib txawv ntawm kev teeb tsa tib yam khoom siv. Ntawm no nws yog tsim nyog them sai sai rau cov kev sib raug zoo ntawm shafts. Hauv qhov no, nws yog ib qho tseem ceeb heev uas cov axes coincide limotor shafts thiab twj tso kua mis shafts. Yog tias tsis ua hauj lwm zoo li no, ces qhov kev pheej hmoo ntawm kev tawg ntawm cov khoom xws li clutches lossis gears - iav los yog txoj siv tawv nce ntxiv.

Yog tias peb tham txog qhov tsis txaus ntawm txoj siv txoj siv sia nyob rau hauv cov ntaub ntawv no, txoj siv tawv nws tus kheej yuav dhia tawm tas li los yog muaj kev nce ntxiv, uas yuav ua rau nws hnav sai dua. Piv txwv li, yog tias lub twj tso kua mis downhole nrog lub tshuab hluav taws xob tau teeb tsa, thiab lawv txuas nrog kev sib txuas ib nrab, tom qab ntawd cov khoom siv ntau dhau yuav poob rau ntawm cov kabmob, uas yuav ua rau nws poob sai heev. Txawm li cas los xij, kev teeb tsa, kev saib xyuas ntawm lub tshuab hluav taws xob yuav tsum tau nrog los ntawm kev kuaj xyuas lossis kho qhov kev sib tw ntawm cov ncej.

Txoj kev sib dhos lub cev rau cov khoom siv twj tso kua mis

Hnub no, muaj ntau ntau txoj hauv kev los ua qhov haujlwm no, tab sis qhov niaj hnub thiab tseeb tshaj plaws ntawm lawv yog siv cov khoom siv laser. Kev siv cov khoom siv no yuav tso cai rau lub sijhawm luv tshaj plaws thiab ua tau zoo tshaj plaws los ua kom tiav qhov kev sib dhos ntawm cov shafts ntawm lub tshuab hluav taws xob thiab cov khoom siv twj tso kua mis lossis lwm yam tshuab. Txawm li cas los xij, txoj kev no muaj ib qho teeb meem tseem ceeb - tus nqi siab ntawm cov khoom siv, uas cuam tshuam rau kev siv txoj kev no. Vim li no, ntau txoj kev siv lub hauv paus nruab nrab uas tau piav qhia ua ntej tseem siv ntau tshaj plaws. Nws tsim nyog ntxiv ntawm no tias ua ntej pib ua haujlwm, nws yog ib qho tseem ceeb heev uas yuav tau txiav txim siab dab tsi thiab nyob rau hauv dab tsi los kho. Hauv lwm lo lus, koj yuav tsum nkag siab qhov ntawdNws yog qhov yooj yim dua los kho - lub cev muaj zog hauv qab lub twj tso kua mis lossis lwm qhov.

Kev teeb tsa ua haujlwm ntawm lub qhov txhab rotor lub cev

Ntawm no yog tam sim no tsim nyog hais tias kev teeb tsa ntawm hom asynchronous lub cev muaj zog nrog lub sijhawm rotor zoo ib yam li kev teeb tsa nrog squirrel-cage rotor. Qhov txawv tsuas yog tias rau kev ua haujlwm ib txwm muaj ntawm lub sijhawm rotor, nws yog ib qho tsim nyog yuav tsum tau ua ntxiv rau kev ua haujlwm xws li pib lub rheostat, xyuas cov txhuam hniav thiab cov txhuam lifting mechanism.

Ua ntej pib nrog kev teeb tsa ntawm qhov pib rheostat, koj yuav tsum xyuas kom meej tias txhua tus neeg tau raug kho kom ruaj ntseg txaus. Txhawm rau ua qhov no, siv tus ciaj ntswj kom nruj tag nrho cov txiv ntoo muaj. Tom qab cov theem no, koj tuaj yeem mus kuaj xyuas qhov rwb thaiv tsev ntawm winding, thiab yuav ua li cas qhov no ua tiav tau piav qhia ua ntej.

Muaj qee qhov nuances ntawm no. Nws tuaj yeem txuas ntxiv kev teeb tsa tom qab kuaj xyuas cov rwb thaiv tsev yog tias tus nqi tsis qis dua 1 mΩ. Nyob rau hauv qhov kev tshwm sim uas tus lej tus nqi qis dua, ces nws yog xam tias yog tsawg thiab qhov ua rau ntawm qhov tsis xws luag yuav tsum tau nrhiav. Ua li no, kev ncaj ncees ntawm tag nrho cov seem ntawm winding feem ntau yog kuaj, thiab koj kuj yuav tsum xyuas kom meej tias cov hlau lead xaus tsis kov lub cev muaj zog vaj tse. Lwm qhov laj thawj kuj tseem tuaj yeem ua tau - qhov no yog qhov dampness ntawm cov phaj insulating, uas feem ntau cov neeg nyob ruaj khov. Yog tias qhov no yog qhov teeb meem, tom qab ntawd nws yog qhov yuav tsum tau ua tiav cov txheej txheem ziab rau txhua qhov chaw ntub dej. Rau qhov no, siv lub txee tshwj xeeb ziab lossis lub teeb hluav taws xob.

Ntxhais nplhaib thiab rotor

Kev teeb tsa ntawm lub tshuab hluav taws xob asynchronous nrog theemrotor lossis nws cov kev kho, yog tias xav tau, yuav tsum tau kuaj xyuas ntawm lub rotor winding, cov zis xaus ntawm winding, lub nplhaib plam thiab txhuam yuav tsum tau kuaj xyuas. Nws yog ib qho tseem ceeb heev uas yuav tau xyuas qhov kev cia siab ntawm kev fastening ntawm tag nrho cov nyob ntawm tej, thiab nyob rau hauv tas li ntawd mus rau qhov no, lub rwb thaiv tsev tsis kam thiab tsis muaj kev sib tsoo nyob rau hauv lub Circuit Court yog check nyias. Qhov no yog ua tiav nrog megohmmeter.

Tom qab kuaj xyuas cov nqi hluav taws xob tiv thaiv ntawm lub nplhaib thiab winding, tus lej tus nqi yuav tsum tsis pub tsawg dua 0.5 mΩ. Yog tias tus nqi qis dua, tom qab ntawd koj yuav tsum tau saib qhov ua rau ntawm qhov txo qis, thiab tseem cais cov kev tiv thaiv ntawm txhua lub nplhaib thiab winding. Hauv qhov no, ib yam li yav dhau los, qhov txo qis tuaj yeem tshwm sim vim qhov ntub dej ntawm cov cua ntsawj ntshab lossis windings. Hauv qhov no, koj yuav tau qhuav. Txawm li cas los xij, yog tias tom qab qhov kev tawm tsam no tsis tau rov qab mus rau qhov qub, ces koj yuav tsum tshem tawm txhua lub nplhaib sib cais thiab nrhiav qhov ua rau txo qis. Nws yog txwv tsis pub pib lub cev muaj zog txo qis.

Explosion-proof motor

Nyob hauv qee cov nroj tsuag muaj qhov yuav tsum tau teeb tsa lub cev muaj zog tawg. Txhua lub cuab yeej zoo li no tau raug coj mus rau kev tsim khoom tau sib sau ua ke, thiab cov lus qhia rau nws siv, nrog rau nws cov installation, yeej ib txwm xa nrog nws. Qhov no yog qhov tseem ceeb heev, txij li tag nrho cov haujlwm disassembly yog ua tiav yog tias muaj qhov txo qis los yog qhib circuits.

Yog tias lub zog ntawm qhov tawg-pov thawj hom lub cev muaj zog yog 6 lossis 10 kW, ces lub megohmmeter yuav tsum tau siv los ntsuas qhov tsis kam ntawm winding, uas yog ntsuas.2.5 kW ua. Tus lej tus nqi yuav tsum tsis txhob qis dua 6 mΩ. Yog tias txhua yam nyob hauv kev txiav txim, ces koj tuaj yeem pib txuas.

Ntawm no nws yog ib qho tseem ceeb uas yuav tsum tau xyuam xim rau cov tswv yim ntawm cov xov hlau thiab cables, uas feem ntau ua raws li cov lus qhia uas tuaj nrog lub cav. Yog hais tias thaum lub sij hawm installation nws yog tsim nyog los txuas cable hom xws li ABVG thiab BVG mus rau ib tug tawg-pov thawj ntaus ntawv, ces los ntawm lub ntsiab cable txoj kev lawv tau nteg nyob rau hauv lub qhib tais los yog mounting profiles. Hauv qhov no, tsis muaj kev tiv thaiv ntxiv rau cov hlau no. Tsis tas li ntawd, txoj cai no siv tsis hais qhov siab ntawm txoj kab yuav raug nteg.

Nws tsim nyog hais tias txhua hom cav muaj qhov cim tshwj xeeb uas qhia meej tias lawv yuav tsum tau teeb tsa li cas, nrog rau lawv tus qauv tsim. Hauv qhov no, nws txhais tau hais tias los ntawm kev xaiv koj tuaj yeem paub seb yuav ua li cas thiab qhov twg raws nraim txhua qhov tsim nyog fasteners nyob. Kev txhim kho, dismantling ntawm lub tshuab hluav taws xob yog qhov yooj yim heev yog tias cov cim raug nkag siab. Raws li kev tsim qauv, nws tau qhia los ntawm cov lej ntawm 1 txog 9 thiab tau qhia thaum pib ntawm qhov cim. Tom ntej no tuaj cov lej ntawm 0 mus rau 7, thiab lawv qhia txog txoj kev mounting lub tshuab hluav taws xob. Lwm qhov kev tsim qauv tseem ceeb uas kuj tau qhia yog qhov kev taw qhia ntawm qhov kawg ncej. Nws tau qhia los ntawm tus lej thib peb (tus nqi tuaj yeem yog los ntawm 0 txog 9).

Kev kwv yees kev teeb tsa lub cav feem ntau yog ua raws li peb yam no.