Sau kom tiav transformer substations: ntau lawm, installation

Sau kom tiav transformer substations yog siv nyob rau hauv industrial cov nroj tsuag thiab nqi hluav taws xob tes hauj lwm nyob rau hauv qhov kev koom. Lawv lub ntsiab kom zoo dua yog hais tias yuav txhim khu kev qha nyob rau hauv lub lag luam thiab txheeb ze cheapness. Sawv nyob rau hauv poob lawm ntawm ob tug, thiab tej zaum peb lub sij hawm cheaper dua pa transformer noj. Qhov no yog ua los ntawm ib tug tshwj xeeb hluav taws xob technology rau caij nyoog specifications yog muab los ntawm cov qhua. Yog li ntawd, qhov no substation yuav xaiv kiag li tej kab yog tias tsim nyog.

hom lwm yam

On-site transformer substations yog txwv kom muab zais nws tus kheej rau lwm yam thiab KTPN. Blocks ntawm cov thawj hom muaj teeb sab hauv tsev. Cov noj yog feem ntau siv nyob rau hauv raug. KTPN nce siv nyob rau hauv cov pej xeem network. Qhov ntev substation ob hom yuav muaj sib txawv. Nyob rau hauv ib tug loj installation txheej txheem hauv paus.

Substations yuav muaj ntau lub hwj chim thiab lub hom phiaj. Nyob rau qhov no hauv paus, xws cov khoom no yuav muab faib mus rau hauv lub nram no:

1. Lwm yam nrog transformers ntawm los ntawm 25 mus 400 kW. Cov noj yog nyob sab nraum.

2. Lwm yam kom muaj qhauj. Qhov no embodiment yog txawm peem rau nrog ib tug transformer muaj ib tug muaj peev xwm ntawm 160 rau 250 kW.

3. Teams nyob rau hauv poob lawm.

4. Lwm yam tshwj xeeb lub hom phiaj. Tej constructs tej zaum yuav siv nyob rau hauv mines, ntawm kev tsim kho chaw, quarries, thiab lwm yam .. Nyob rau hauv lawv cov qauv muaj xws li ib tug keeb xws li ib tug swb rau kev tshem.

Raws li ib txoj kev rau assembling no hom ntawm chaw nres tsheb muab faib mus rau hauv lub mast, av thiab ua tau. Tus thawj hom yog mounted rau vertical kev txhawb zog. Cov av noj yuav sau nyob rau hauv cov hlau, pob zeb ua los yog nyuaj hulls.

Nroj tsuag rau zus tau tej cov lwm yam

Ua substations nyob rau hauv cov lag luam ua nyob rau hauv uas cov qauv muaj xws li:

1. metalworking khw.

2. Los ua ke kav.

3. Kav tsawg thiab nruab nrab voltage. Muaj shinoobrabotki feem, thaiv, installation thiab kev soj ntsuam.

Lub ntsiab yam ntxwv ntsiab lwm yam

Mus substation lwm yam Qhuav siv cov nram qab no yooj yim hais:

• high voltage tswv yim apparatus;

• roj los yog qhuav hwj chim transformer ;

• faib txee rau ntws voltage.

Housing substation, nyob ntawm seb lub hom phiaj thiab kev siv ntawm cov pab pawg neeg tej zaum yuav ua los ntawm cov hlau, pob zeb ua blocks los yog nyuaj.

Niaj hnub nimno transformer substations: ntau lawm

Qhuav ntawm no hom ntawm cov khoom no muaj xws li ob peb theem. Tsim kom muaj lub nrov tshaj plaws nyob rau hauv poob lawm nyob rau hauv steel pib nyob rau hauv metalworking khw. Rau lub chaw ua khoom ntawm lub siab tshaj plaws zoo cov ntaub ntawv uas yog siv. Housing qhov chaw uas feem ntau yog ua nyob rau hauv tshwj xeeb cov cav tov los ntawm dabtsi yog khoov thiab stamping. Cov li no tau preform yog thawj kho nrog tshwj xeeb anti-corrosive compositions. Ces xim lawv. Nyob rau hauv no feem ntau siv neeg sawv cev hmoov. Tej dyes yog cov feem ntau resistant rau kev phiv tej yam.

Qhuav substations lwm yam tseem nyob rau hauv los ua ke kav. Ntawm no los ntawm riveting tag nrho cov ua hauj lwm ua ke nyob rau hauv lub tiav lawm tsev. Thaum kawg, tag nrho cov ntsiab ntawm cov yav tas yog mounted nyob rau hauv qhov kev ntawm medium thiab tsawg voltage. Shinoobrabotki no rau ntawm qhov chaw no yog los ntawm tshwj xeeb technology ntsiab ntawm lub tsheb npav system. Tom ntej no mus rau hauv lub cev yog tsim muaj tag nrho cov tsim nyog kev sib txuas lus cov khoom. Qhov no lub lag luam yog ua nyob rau hauv cov xov feem. Ces, lub rooj sib txoos ntawm tag nrho automation thiab relay tiv thaiv.

Thaum lub theem kawg twb npaj txhij chaw nres tsheb nkag mus rau hauv kev hloov feem. Ntawm no nws yog soj ntsuam txog kev serviceability thiab ua raws li kws kho cov qauv GOST.

Raug noj nyob rau hauv pob zeb casing

Sau kom tiav transformer substations ntawm no hom yuav ua nrog ib tug txawv technology. Nyob rau hauv cov ntaub ntawv no, tus thawj theem siv tshwj xeeb molding installation. lawv yog tsim nyog rau pouring qhob plhaub substation. Nyob rau hauv manufacturing kawg siv cev qhov cuab lub zog coj qauv. Lub solidified qhob thaiv nrog hauj qhov tiav los ntawm tshwj xeeb txhais tau tias, uas ua rau kom nws cov kuj mus phiv tej yam. Cable pem teb ua lub cev ntawm waterproofing.

Hluav taws xob cov hauv tsev yog ntsia tau rau hauv tib lub khw. Nws los ntawm tus thaj tsam ntawm tsawg thiab nruab nrab voltage. Tom qab nws installation, raws li zoo raws li nyob rau hauv thawj cov ntaub ntawv, ua cov kev ntsuam xyuas thiab commissioning ntawm cov khoom.

installation ntawm QFT

Cov noj ntawm no hom mas feem ntau yog nqa tawm los ntawm kws txawj ntawm tib nyuab nyob rau hauv uas lawv tau ua. Chaw Ua Si ua ntej installation, ua tib zoo npaj. Tom ntej no yog lub layout nyob rau hauv lub puag chaw nres tsheb - lub hauv paus los txhawb sill. Me substation lwm yam yuav tsum xa mus rau lub installation site twb tau koom ua ke. Heavy khoom ntawm no hom yog coj nyob rau hauv qhov chaw - blocks. Sau lawv twb rau ntawm qhov chaw.

Tom qab lub erection ntawm lub hauv paus los yeej pib lub installation chaw nres tsheb. Ua-nyob rau hauv tsa nrog rau cov crane. Nyob rau hauv lub qhaj ntawv ntawm xws tshwj xeeb cov hom kev kawm yog chais ua los ntawm tuab steel hlab. Rau lifting switching inverter yog siv slings fastened mus rau lub xaus ntawm lub txhawb channel tuav.

Thaum cov lwm yam substation yog ntsia tau rau hauv lub hauv paus, npaj mus rau txuas qhov hluav taws xob khoom. Qhov no kauj ruam muaj hauj lwm xws li pub ntxiv tshaj terminals transformers rau RU, nyiaj siv ua haujlwm thiab cable los ua ke kab thiab thiaj li nyob. D.

Tom qab kawm tiav ntawm cov ua hauj lwm tsis Tsis muaj tseeb lub ntseeg ntawm bolted pob qij txha, kho ntawm cov neeg kho tshuab interlocks, pab kiag li lawm thiab seev. Tsis tas li ntawd, los tshawb xyuas lub rwb thaiv tsev mus ntes tau kev puas tsuaj.

Installation ntawm lub teb transformer substations ntawm ob peb blocks

Nyob rau hauv cov ntaub ntawv no, lub installation yog ua roughly nyob rau hauv tib yam. Txawm li cas los, thaum Undermount nyob rau hauv poob lawm muaj ob peb lub ntsiab qhov chaw, cov lwm yam, qhov kev txiav txim ntawm blocks kom raug cai los ua ke. Cov thawj txheej sijhawm. Tom ntej no, sib sau ua ke rau hauv lub blocks ib tug los ntawm ib tug. Ua ntej tus sawv nrog txhua yam ntawm lawv tshem tawm kaus mom yuav tsum vov lub hnub txojkev rau sab nraum log tsheb. Tom qab installation tsheb npav blocks grounding system welded rau cov nyiaj them yug beam raws.

Nta ntawm lub network kev twb kev txuas

Fais fab substation lwm yam tswvyim tej zaum yuav radial los yog lub cev. Nyob rau hauv thawj rooj plaub thaum lub hauv paus ntsiab lus ntawm txuas thaiv - cov kab - lub transformer tej zaum yuav siv nrog cov dig muag kev twb kev txuas TM. Yog hais tias lub hwj chim Circuit Court ntawm qhov chaw nres tsheb cev, pre-ntsia txee UVN. Nyob rau hauv hwj chim transformers 1000-1200 kW mus rau ib kab 2-3 nyob rau hauv poob lawm feem ntau yog txuas. Yog hais tias qhov no piv tsawg siv 3-4 noj.

Cov kev cai kom raug cai

Ua installation ntawm substations yuav tsum nruj ua raws li cov nram qab no qauv:

• Chaw nres tsheb yuav tsum ntsia ntawm ib qhov siab ntawm 1000 m saum toj no hiav txwv theem.

• Ambient kub yuav tsum ua raws li cov qauv tso cia rau no xyov qauv. Qhov no parameter yog teev nyob rau hauv cov lus qhia (feem ntau yog los ntawm -40 mus + 40 gr.).

• Nyob rau hauv lub tam sim ntawd cheeb tsam ntawm qhov chaw nres tsheb yuav tsum tsis txhob yuav tej tawg los yog sib active tshuaj mas siv.

• Tej khoom yuav tsum tsis txhob yuav raug tuav, shocks los yog deeg.

Nta ntawm lub lag luam

Cov yooj yim cov khoom uas yuav tsum tau periodic txij nkawm nyob rau hauv substation Switchgear apparatus yog ua tau nws tus kheej thiab lub hwj chim transformer. Thaum kev khiav hauj lwm nyob rau hauv poob lawm yuav tsum ua raws li nrog rau tej qauv:

• load tam sim no yuav tsum tsis pub tshaj cov tsis teev nyob rau hauv cov lus qhia. Cov chaw nres tsheb uas muaj ob transformers, piv txwv li, nws yuav tsum tsis txhob yuav saum toj no 80% ntawm nominal.

• Ib tug periodic tswj ntawm lub cev kev ntawm cov roj los ntawm lub taub lim. Verification yog ua raws li cov neeg kawm ntawv ntawm cua sov rau cov sab qaum kev ib lub casing.

• Oxide zaj duab xis thiab sludge tsawg kawg ib zaug yuav tsum tau muab tshem tawm los ntawm cov kev sib cuag nyob rau hauv lub xyoo.

Yog hais tias nyob rau hauv manufacturing, installation thiab cov txij nkawm ntawm lub substation ua raws li nrog tag nrho cov specifications, ua hauj lwm nws nyob rau hauv lub neej yav tom ntej yuav ua tau ib tug du thiab ntev. Txwv tsis pub, cov kev tswj tuam txhab los yog lub tuam txhab ntau lawm tas raug hom teeb meem. Yog li ntawd, xaiv cov chaw tsim tshuaj paus lwm yam huv si, ntawm feem nyob rau hauv lub koob npe nrov ntawm tuam txhab uas muag muab cov kev pab.