Tag nrho transformer substation KTP: ntau lawm, installation

2024 Tus sau: Howard Calhoun | [email protected]. Kawg hloov kho: 2024-01-07 20:58

Ua tiav transformer substations yog siv ob qho tib si hauv kev lag luam kev lag luam thiab hauv cov chaw siv hluav taws xob pej xeem ntawm kev sib haum xeeb. Lawv lub ntsiab kom zoo dua yog suav tias yog kev ntseeg siab hauv kev ua haujlwm thiab cov txheeb ze pheej yig. KTP raug nqi ob, thiab qee zaum peb zaug pheej yig dua li cov chaw nres tsheb hloov pauv. Cov khoom siv hluav taws xob no yog tsim los ntawm cov cuab yeej tshwj xeeb nrog kev ua raws li cov qauv uas tau teev tseg los ntawm GOSTs. Yog li ntawd, yog tias tsim nyog, lub substation no tuaj yeem xaiv kiag rau txhua kab.

Type of PTS

Ntawm qhov chaw ntawm kev teeb tsa, ua tiav transformer substations raug faib ua KTP thiab KTPN kom raug. Blocks ntawm thawj hom yog ntsia hauv tsev. Tej substations feem ntau yog siv nyob rau hauv ntau lawm. KTPN feem ntau siv rau hauv cov khoom siv hluav taws xob. Qhov ntev ntawm lub substation ntawm ob hom yuav txawv. Lub hauv paus tseem tab tom ua rau kev teeb tsa loj.

KTP substation tuaj yeem muaj peev xwm thiab lub hom phiaj sib txawv. Raws li lub hauv paus no, cov cuab yeej zoo li no tau muab faib ua pawg hauv qab no:

1. CTP nrogtransformers nrog lub zog ntawm 25 mus rau 400 kW. Cov chaw nres tsheb zoo li no tau teeb tsa sab nraud.
2. PTS rau kev lag luam kev lag luam. Qhov kev xaiv no yog nruab nrog transformers nrog lub zog ntawm 160 txog 250 kW.
3. Prefabricated PTS.

4. KTP rau lub hom phiaj tshwj xeeb. Cov qauv zoo li no tuaj yeem siv rau hauv mines, qhov chaw tsim kho, quarries, thiab lwm yam. Lawv tsim muaj xws li cov khoom xws li ib lub sled rau kev txav.

Raws li txoj kev sib dhos, chaw nres tsheb ntawm hom no tau muab faib ua mast, hauv av thiab built-in. Thawj hom yog ntsia ntawm kev txhawb nqa ntsug. Cov chaw nres tsheb hauv av tuaj yeem sib sau ua ke hauv cov hlau, pob zeb lossis cov sandwich.

CTP cov chaw tsim khoom

Kev tsim khoom ntawm KTP substations yog ua tiav ntawm cov lag luam, cov qauv uas suav nrog:

1. khw muag khoom hlau.
2. khoom sib dhos.
3. Tsawg thiab nruab nrab voltage khw. Muaj lub log tsheb ua haujlwm, kev teeb tsa hluav taws xob, hloov kho thiab ntsuas ntu.

Lub ntsiab lus tseem ceeb ntawm PTS

KTP substation tau sib sau ua ke hauv kev tsim khoom siv cov ntsiab lus hauv qab no:

• cov khoom siv hluav taws xob siab;

• roj lossis qhuav fais fab transformer;

• hloov txee rau qhov hluav taws xob dissipation.

Lub cev ntawm substation, nyob ntawm lub hom phiaj thiab kev ua haujlwm pab pawg, tuaj yeem ua los ntawm cov hlau, pob zeb.los yog sandwich blocks.

Modern transformer substations KTP: ntau lawm

Kev tsim khoom ntawm cov cuab yeej no suav nrog ob peb kauj ruam tseem ceeb. Kev sib dhos ntawm PTS nrov tshaj plaws nyob rau hauv rooj plaub steel pib hauv khw hlau ua haujlwm. Rau lawv cov khoom siv, cov khoom siv zoo tshaj plaws yog siv. Lub cev feem ntau yog ua los ntawm cov tshuab tshwj xeeb los ntawm kev khoov thiab stamping. Cov blanks tau nyob rau hauv txoj kev no yog thawj zaug kho nrog tshwj xeeb cov tshuaj tiv thaiv corrosion. Ces lawv muab dyed. Nyob rau hauv cov ntaub ntawv no, cov hmoov tshuaj feem ntau yog siv. Xws li dyes yog cov feem ntau resistant rau tej yam tsis zoo ib puag ncig.

Kev tsim khoom ntawm KTP substations txuas ntxiv hauv lub khw sib dhos. Ntawm no, los ntawm riveting, tag nrho cov blanks txuas rau hauv lub cev tiav. Thaum kawg, tag nrho cov ntsiab lus ntawm cov tom kawg tau sib sau ua ke hauv qhov nruab nrab thiab qis voltage rhiav. Ntawm no, ntawm qhov chaw ua cov log tsheb, cov ntsiab lus ntawm lub log tsheb yog tsim los ntawm kev siv tshuab tshwj xeeb. Tsis tas li ntawd, tag nrho cov khoom siv sib txuas lus tsim nyog tau nruab rau hauv rooj plaub. Qhov kev ua haujlwm no yog ua tiav ntawm qhov chaw teeb tsa hluav taws xob. Tom qab ntawd kev sib sau ua ke ntawm tag nrho cov automation thiab kev tiv thaiv relay yog ua tiav.

Thaum kawg, qhov chaw nres tsheb tiav tuaj txog ntawm qhov chaw teeb tsa. Ntawm no nws tau kuaj xyuas kev ua haujlwm thiab ua raws li cov qauv teev tseg los ntawm GOST.

Kev tsim cov chaw nres tsheb hauv lub plhaub pob zeb

KTP ua tiav transformer substations ntawm hom no yog tsim raws lilwm yam technology. Nyob rau hauv cov ntaub ntawv no, tshwj xeeb molding installation yog siv nyob rau hauv thawj theem. Lawv tsim nyog rau pouring lub pob zeb pob zeb ntawm lub substation. Nyob rau hauv lub tsim ntawm lub tom kawg, thav duab reinforcement ntawm tus tsim tsim nyog yog siv. Lub pob zeb ua kom tawv tawv nrog cov thev naus laus zis yog kho nrog cov txheej txheem tshwj xeeb uas ua rau nws ua rau muaj qhov tsis zoo rau ib puag ncig. Cov kab hauv pem teb ntawm lub tsev tsim tawm yog waterproofed.

Cov khoom siv hluav taws xob hauv tsev tau teeb tsa hauv tib lub rooj cob qhia. Nws los ntawm ib feem ntawm qhov tsawg thiab nruab nrab voltage. Tom qab nws installation, raws li nyob rau hauv thawj rooj plaub, cov cuab yeej raug kuaj thiab kho.

Kev txhim kho PTS

Kev teeb tsa ntawm chaw nres tsheb ntawm hom no feem ntau yog ua los ntawm cov kws tshaj lij los ntawm tib lub tuam txhab uas lawv tau tsim. Lub xaib tau ua tib zoo npaj ua ntej kev teeb tsa. Tom ntej no, cov cim yog ua rau lub hauv paus ntawm qhov chaw nres tsheb - lub hauv paus lossis kev txhawb nqa. Ib qho me me KTP substation tuaj yeem xa mus rau qhov chaw teeb tsa tau sib sau ua ke. Cov cuab yeej loj ntawm hom no yog coj los rau hauv qhov chaw - hauv cov blocks. Lawv twb tau sib sau ua ke ntawm qhov chaw teeb tsa.

Tom qab lub hauv paus tau txhim tsa, qhov tseeb kev teeb tsa ntawm qhov chaw nres tsheb pib. Cov txee yog nqa nrog lub tsheb crane. Thaum tsis muaj cov khoom siv zoo li no, cov chais tshwj xeeb ua los ntawm cov kav hlau tuab yog siv. Txhawm rau nqa switchgears, inverter slings yog siv, tsau ntawm qhov kawg ntawm cov kev txhawb nqa raws.

Tom qabKTP substation yuav raug ntsia rau ntawm lub hauv paus, txuas mus rau cov khoom siv hluav taws xob. Cov theem no muaj xws li kev khiav hauj lwm xws li txuas transformer ua rau switchgear, assembling overhead thiab cable kab, thiab lwm yam.

Tom qab ua tiav cov haujlwm no, kev ntseeg siab ntawm txhua qhov kev sib txuas bolted, kev pabcuam ntawm cov khoom siv sib cuam tshuam, cov khoom siv thiab cov khoom siv raug kuaj xyuas yam tsis muaj kev poob. Cov rwb thaiv tsev kuj tau ua tib zoo tshuaj xyuas kom muaj kev puas tsuaj.

Txhim kho qhov ua tiav transformer substations KTP los ntawm ob peb blocks

Nyob rau hauv rooj plaub no, lub installation yog nqa tawm kwv yees li ntawm tib txoj kev. Txawm li cas los xij, thaum mounting PTS, muaj ob peb qhov tseem ceeb, ntawm lwm yam, kev sib dhos ntawm cov blocks yuav tsum raug soj ntsuam. Thawj teeb qhov kawg. Tom ntej no, cov blocks yog mounted ib tug los ntawm ib tug. Ua ntej nqa, cov plugs raug tshem tawm ntawm txhua tus ntawm lawv, npog qhov kawg ntawm cov log tsheb uas tawm mus. Tom qab txhim kho cov tsheb thauj mus los, cov txheej txheem hauv av yog welded rau cov kev txhawb nqa.

Network txuas nta

Lub tswv yim muab hluav taws xob ntawm KTP substation tuaj yeem yog radial lossis lub ntsiab. Hauv thawj kis, thaum sib txuas raws li txoj cai thaiv-kab-transformer, nws raug tso cai siv qhov muag tsis pom kev txuas nrog TM. Yog hais tias lub hwj chim muab hluav taws xob Circuit Court ntawm qhov chaw nres tsheb yog qhov tseem ceeb, lub txee UVN tau muab tso ua ntej. Nrog rau lub zog transformer ntawm 1000-1200 kW, 2-3 KTPs feem ntau txuas nrog ib kab. Yog tias tus nqi no tsawg dua, siv 3-4 chaw nres tsheb.

Rules to follow

Kev txhim kho hauv kev ua tiavsubstation KTP yuav tsum ua raws li cov qauv hauv qab no:

• Lub chaw nres tsheb tuaj yeem teeb tsa ntawm qhov siab tsis tshaj 1000 m saum dej hiav txwv.
• Ambient kub yuav tsum ua raws li cov cai rau cov qauv no. Qhov kev ntsuas no tau qhia hauv cov lus qhia (feem ntau ntawm -40 txog +40 gr.).
• Yuav tsum tsis txhob muaj cov khoom tawg lossis tshuaj lom neeg nyob ze ntawm qhov chaw nres tsheb tam sim ntawd.
• Cov cuab yeej siv yuav tsum tsis txhob raug kev poob siab, poob siab lossis kev co.

Txoj kev ua haujlwm

Cov cuab yeej tseem ceeb uas yuav tsum muaj kev saib xyuas ib ntus hauv lub chaw nres tsheb yog cov khoom siv hluav taws xob hloov pauv thiab lub zog hloov hluav taws xob nws tus kheej. Thaum ua haujlwm PTS, yuav tsum tau ua raws li cov qauv hauv qab no:

• Load tam sim no yuav tsum tsis txhob dhau qhov ntsuas tau teev tseg hauv cov lus qhia. Nyob rau hauv ib qho chaw nres tsheb nrog ob transformers, piv txwv li, nws yuav tsum tsis txhob siab tshaj 80% ntawm nominal tus nqi.
• Nws yog ib qho tsim nyog yuav tsum tau kuaj xyuas cov roj ib txwm ua los ntawm lub lim. Kev ntsuam xyuas yog ua los ntawm cov cua sov ntawm sab sauv ntawm lub casing.
• Oxide zaj duab xis thiab sludge los ntawm kev sib cuag yuav tsum raug tshem tawm tsawg kawg ib xyoos ib zaug.

Yog tias tag nrho cov txheej txheem tau ua tiav thaum lub sijhawm tsim khoom, kev teeb tsa thiab kev saib xyuas ntawm lub substation, nws yuav ua haujlwm tau zoo thiab ntev. Txwv tsis pub, muajib lub tuam txhab kev tswj hwm lossis kev tsim khoom lag luam yuav muaj txhua yam teeb meem. Yog li, koj yuav tsum xaiv lub chaw tsim khoom PTS kom zoo, tsom ntsoov rau lub koob npe nrov ntawm cov tuam txhab muab cov kev pabcuam zoo li no.