GVG-12 Solid Insulated Ring Network Switchgear

Kufotokozera Kwachidule:


Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Mwachidule

GVG-12 mndandanda wokhazikika wotsekera mphete yolumikizira netiweki switchgear ndi insulated kwathunthu, yosindikizidwa kwathunthu, yopanda kukonza yolimba yotsekera vacuum switchgear. Zigawo zonse zamoyo zokhala ndi mphamvu zambiri zimawumbidwa ndi zinthu za epoxy resin zokhala ndi ntchito yabwino kwambiri yotsekera, ndipo chosokoneza cha vacuum, main conductive circuit, insulating support, ndi zina zotere zimaphatikizidwa mwathunthu, ndipo magawo ogwirira ntchito amalumikizidwa ndi busbar yokhazikika. . Choncho, switchgear yonse sichikhudzidwa ndi chilengedwe chakunja, ndipo kudalirika kwa ntchito ya chipangizocho ndi chitetezo cha wogwiritsa ntchitoyo chikhoza kutsimikiziridwa.

The mphete maukonde switchgear ali ndi makhalidwe a dongosolo losavuta, ntchito kusintha, odalirika interlocking, unsembe yabwino, etc. Ndi oyenera 50Hz, 12kV dongosolo mphamvu, ndipo chimagwiritsidwa ntchito mu mafakitale ndi wamba maukonde mphete ndi ntchito zogawa maukonde osatha, monga kulandila ndi kugawa mphamvu zamagetsi, ndizoyenera kwambiri kugawa magetsi m'malo okhala m'matauni, malo ang'onoang'ono, malo osinthira, mabokosi a nthambi za chingwe, magawo amtundu wa bokosi, mabizinesi amakampani ndi migodi, malo ogulitsira, ma eyapoti, njanji zapansi panthaka, magetsi opangira mphepo. , zipatala, masitediyamu, njanji, tunnel, etc. ntchito. Chifukwa chakuti mankhwalawa ali ndi ubwino wokhala ndi chitetezo chokwanira, osindikizidwa bwino, komanso otetezedwa mokwanira, ndi oyenera kugwiritsidwa ntchito m'madera okwera kwambiri, kutentha kwambiri, kutentha kwachinyezi, kuzizira kwambiri, ndi kuipitsidwa kwambiri.

Kapangidwe kazinthu

● GVG-12 switchgear makamaka ili ndi mitundu itatu ya mayunitsi ogwirira ntchito, yomwe ndi V unit (circuit breaker unit), C unit (load break switch unit), ndi F unit (wophatikiza magetsi). Pamene dongosololi likufuna kuti mayunitsi angapo apangidwe, amatha kukulitsidwa mopanda malire kumbali yakumanzere ndi kumanja ndikukonzedwa molingana ndi mapulani osiyanasiyana kuti akwaniritse zofunikira zosiyanasiyana.

● Chigawo chilichonse chimagawidwa m'magawo atatu: chipinda cha zida, makina ogwiritsira ntchito, ndi dera loyamba. Chipinda cha chida chikhoza kukhala ndi chitetezo cha microcomputer (wolamulira wanzeru) ndi mamita ena. Njira yogwiritsira ntchito ndi njira yodzipatulira ya kasupe, kapena njira yogwiritsira ntchito magetsi; dera loyamba limatenga njira ya APG yodziwikiratu ya gel osakaniza, kuphatikizira kapamwamba basi, cholumikizira ndi chosokoneza mu epoxy resin, ndikugwiritsa ntchito zolumikizira zodzipatulira ndi mipiringidzo yamabasi kuti mulumikizane.

● GVG-12 solid-insulated switchgear ili ndi ubwino wokhala ndi mawonekedwe osakanikirana, otetezedwa bwino, moyo wautali, osasamalira, ntchito yaing'ono, chitetezo ndi kudalirika, ndipo sichikhudzidwa ndi malo ogwira ntchito. Amagwiritsidwa ntchito kwambiri m'mafakitale ndi ma ring ring network komanso ma terminal magetsi. Makamaka oyenerera malo ang'onoang'ono ogawa magetsi achiwiri, kutsegula ndi kutseka malo, mabizinesi ogulitsa mafakitale ndi migodi, mabwalo a ndege, njanji, madera amalonda, nyumba zapamwamba, misewu yayikulu, subways, tunnels ndi madera ena.

Mawonekedwe

Kuchita bwino kwa epoxy resin

● GVG-12 solid insulated insulated switchgear imapangidwa pogwiritsa ntchito utomoni wapadera wa epoxy monga zotchingira. Utoto wa epoxy uwu uli ndi zinthu zabwino kwambiri:

○ Ili ndi zida zabwino kwambiri zotsekera magetsi. Mphamvu ya dielectric 20-30kV / mm, resistivity volume (pv) 1 × 1013-15Ω.m;

○ Kukana kutentha kumatha kufika kupitirira 200 ℃, ndipo kumakhala ndi ntchito yabwino yotchinjiriza pa kutentha kwakukulu;

○ Katundu wokhazikika wamankhwala, kusamva bwino kwa alkali, kukana kwa asidi ndi zosungunulira, komanso kukana kutentha kukalamba ndi ukalamba wama radiation;

○ Thermal conductivity ndi 80×10-2~100×10-2W/mk, yosavuta kutulutsa kutentha;

○ Imamatira kwambiri kuzinthu zosiyanasiyana, kapangidwe ka mamolekyu oyandikira, mphamvu zamakina apamwamba, komanso chitetezo chabwino cha switchgear;

○ Kuchepa kwa machiritso kumakhala kochepa, nthawi zambiri 1% -2%; mzere wowonjezera wowonjezera ndiwochepa kwambiri, nthawi zambiri 6 × 10 / ℃. Choncho, kukula kwa kusinthako kumakhala kokhazikika, kupsinjika kwamkati kumakhala kochepa, ndipo sikudzasokoneza.

Zowonadi zachilengedwe wochezeka wobiriwira switchgear

● GVG-12 epoxy resin solid insulated switchgear yotsekeredwa bwino ndi yobiriwira yosamalira zachilengedwe.

○ Utoto wa epoxy pawokha umakhala ndi mphamvu zokhazikika zamakhemikolo, ndipo palibe kuphulika ndi kufalikira kwa zinthu zilizonse zapoizoni;

○ Palibe vuto losasunthika panthawi ya gel osakaniza (ukadaulo wa APG), palibe kudontha gelisi ikagwiridwa, ndipo palibe mpweya wotulutsa mpweya panthawi yochiritsa;

○ Chosinthiracho chilibe mpweya wowonjezera kutentha wa SF6, palibe kuipitsidwa kwamafuta, ndipo chilibe mpweya wapoizoni ndi zinthu zovulaza pakugwira ntchito;

○ Akatha ntchito, utomoni wa epoxy ukhoza kuwola mwachangu kudzera mu njira ziwiri zochizira: kuzungulira kwa kutentha kwanthawi zonse ndi kagwiritsidwe ntchito ka mankhwala, ndipo ukhoza kubwezeretsedwanso ndi kugwiritsidwanso ntchito ndiukadaulo wochotsa.

○ Zida zonse zomwe zimagwiritsidwa ntchito mu epoxy resin solid insulated switchgear ndi zinthu zomwe zingagwiritsidwenso ntchito, ndipo sizidzatulutsa zamadzi zilizonse zoipitsidwa, ngakhale mpweya wapoizoni uli wonse. Ndiwokonda zachilengedwe switchgear wobiriwira.

Mbadwo watsopano wa zinthu zamakono

● Kuteteza chilengedwe:

○ Kuletsa kwathunthu kutsekereza gasi wa SF6, popanda kuyipitsa kapena kuvulaza chilengedwe ndi anthu.

● Kukhazikika:

○ Pogwiritsa ntchito ukadaulo wotchinjiriza mokwanira, switchgear ndi yaying'ono kukula kwake komanso yophatikizika, (m'lifupi×kuya×kutalika) kokha 420mmx730mmx1400mm.

● Insulation:

○ Chotsekera cholimba chimagwiritsa ntchito umisiri wa gel osakaniza, ndipo mbali zonse zokhalamo zimakhala zotchingidwa bwino, zomwe zimachita bwino kwambiri kuti zitsimikizire chitetezo cha ogwira ntchito ndi zida.

● Kulimba:

○ Mawonekedwe osindikizidwa a chosinthira chimapangitsa kuti chinthucho zisawonongeke ndi chinyezi, kukhala chokonzeka kuyamba kugwira ntchito, chosagwira fumbi, chopanda kukonza, ndipo chimatha kugwira ntchito ngakhale chitamizidwa m'madzi.

● Zosamalidwa:

○ Kugwiritsa ntchito chosokoneza champhamvu kwambiri komanso chosavala bwino komanso makina odalirika a kasupe amaonetsetsa kuti zidazo sizimakonzedwanso pakadutsa zaka 20.

● Kulimbana ndi dzimbiri:

○ Gulu lokhazikika la nduna limagwiritsa ntchito kupopera mankhwala kwa electrostatic kwa mbale ya aluminiyamu-zinki ndi mbale yachitsulo kuti zitsimikizire kuti chipangizochi chikugwira ntchito yoletsa dzimbiri.

● Chitetezo:

○ Mulingo wachitetezo wa mpanda wolimba wotsekera zotchingira umafika ku IP3X, chozungulira choyambirira ndi katiriji ya fuseyi imafika ku IP67, ndipo fusesi yamkati, chosinthira vacuum, cholumikizira ndi cholumikizira chapadziko lapansi chimakhala ndi chida chathunthu cholumikizira kuti zitsimikizire kuti oyendetsa ntchito ndi chitetezo.

● Kuchulukitsa:

○ Ma switchgear a solid-insulated amatengera kamangidwe kamangidwe, zomwe zimapangitsa kuti zikhale zosavuta kwa ogwiritsa ntchito kuphatikiza ndikukulitsa molingana ndi makonzedwe awo amagetsi.

● Kuyika mwachangu:

○ Ndizosavuta komanso zachangu kukhazikitsa cholumikizira chamtundu waku Europe chokhala ndi pulagi.

● Zosavuta kusintha fusesi:

○ Mukatsegula cholumikizira cholumikizirana ndi makina ogwiritsira ntchito, mutha kutulutsa pamanja fusesi kuti muyisinthe mwachangu komanso mosavuta.

● Flexible operation control:

○ Kuphatikiza pa ntchito yanthawi zonse ya chosinthira chachikulu, cholumikizira ndi switch yapadziko lapansi, kugwiritsa ntchito magetsi ndikosankha. Thandizani mwamphamvu zodzichitira ndi luntha la maukonde ogawa.

● Luntha lapamwamba:

○ Woyang'anira wanzeru wopangidwa ndi kampani yathu akhoza kusankhidwa kuti aziyang'anira patali, kuyeza kwakutali komanso kulumikizana kwakutali ndi ma switchgear ndi masiteshoni, omwe angagwiritsidwe ntchito pogawira komanso kuwongolera kuwongolera pakati.

● Ntchito yoyezera:

○ Imatha kuyeza mayendedwe apano, voteji, mphamvu, kutentha kwa thiransifoma ndi kutentha kozungulira, ndi zina.

● Chitetezo:

○ Ikhoza kuzindikira mitundu yosiyanasiyana yachitetezo, monga chitetezo chopitilira muyeso, chitetezo chachangu, chitetezo chaziro, chitetezo chapansi, ndi zina zambiri.

● Ntchito yojambulira zochitika:

○ Ndi ntchito ya kukumbukira-pansi, lembani nthawi ndi mtundu wa zochitika.

● Interlock ntchito:

○ Pamene cholumikizira cha vacuum chatsekedwa, cholumikizira sichingagwire ntchito: chitseko cha nduna chikatsegulidwa, cholumikizira chapansi sichingagwire ntchito, ndipo cholumikizira sichingatsekeke; pamene cholumikizira chatsegulidwa, chosinthira chapadziko lapansi chikhoza kutsekedwa; pamene kusintha kwa dziko kutsegulidwa, cholumikizira chikhoza kutsekedwa.

Ntchito zosiyanasiyana

● Kugwiritsidwa ntchito kumadera omwe amafunikira kutetezedwa kwambiri kwa chilengedwe: Kutsekemera kwa mpweya wa SF6 kumathetsedwa, ndipo palibe kuipitsa kapena kuvulaza chilengedwe ndi anthu.

● Amagwiritsidwa ntchito m'malo omwe amagwiritsidwa ntchito pafupipafupi: Moyo wamakina wa zida zomangira zolimba zimapitilira nthawi 10,000.

● Kugwiritsa ntchito m'madera otsika komanso ozizira: palibe ntchito ya SF6 ya gasi, palibe chifukwa choganizira vuto la SF6 gasi otsika kutentha. Itha kugwiranso ntchito bwino pa -45 ° C.

● Kugwiritsa ntchito m'madera amapiri: Palibe chifukwa choganizira mphamvu ya mphamvu ya mumlengalenga ya Plateau pakugwira ntchito kwa insulation.

● Amagwiritsidwa ntchito kumadera omwe ali ndi mphepo yamkuntho ndi mchenga: Mulingo wachitetezo chachitetezo champhamvu chotchinga chotchinga ndi IP67, ndipo chipinda chowongolera chowongolera chimatenga chithandizo chapadera kuti chitsimikizire kuti nthawi yayitali ikugwira ntchito m'malo okhala ndi mphepo yamphamvu ndi mchenga.

● Amagwiritsidwa ntchito pamalo otetezeka komanso osaphulika: gwiritsani ntchito chosokoneza cha vacuum chomwe sichingaphulike; kutchinjiriza kolimba kumatetezanso kusinthako: limbitsani kudzipatula kuti mupewe kuzungulira pang'ono pakati pa magawo kapena mabwalo angapo;

● Amagwiritsidwa ntchito m'zipinda zapansi zapansi: palibe kutayikira kwa gasi wa SF6 ndi mavuto ena owopsa osonkhanitsa gasi, ndipo sizingawononge antchito apansi.

● Amagwiritsidwa ntchito kumadera a m'mphepete mwa nyanja amadzi: kusindikiza kwa epoxy resin, kukana chinyezi, kutsekemera kwa mchere wa mchere, kuonetsetsa kuti kugwiritsidwa ntchito kwa nthawi yaitali m'madera a m'mphepete mwa nyanja.

Kusintha kwapadera

● Sichiwombankhanga chachikulu chokha chomwe chingakhale ndi ntchito yamagetsi, komanso cholumikizira ndi chosinthira chapadziko lapansi chikhoza kukhala ndi ntchito yamagetsi, yomwe imathandizira kwambiri automation ndi luntha la network yogawa;

● Ziwalo zonse zamoyo zimagwiritsa ntchito pulani yomata, zomwe zimakhala zotsekedwa bwino komanso zotsekedwa bwino, zokhala ndi IP67, ndipo zimatha kugwira ntchito bwinobwino ngakhale zitamizidwa m'madzi kwa nthawi yochepa;

● Kutha kuyang'anitsitsa kutsegula ndi kutseka kwa chosinthira kuchokera pawindo loyang'ana;

● Mapangidwe amtundu ndi magawo ogawanika amapangitsa kuti zikhale zosavuta kuphatikiza mayunitsi ndi kukulitsa dera, komanso kugwira ntchito bwino kwa kutchinjiriza:

● Palibe kutsekereza gasi wa SF6, palibe kuipitsa, kapangidwe koteteza chilengedwe;

● Lumikizani makina osakanikirana ndi kulumikiza magetsi kuti akwaniritse zofunikira zisanu kuti zitsimikizire chitetezo cha zipangizo zaumwini;

● Maonekedwe okongola komanso mitundu yofewa komanso yogwirizana imapangitsa ogwiritsa ntchito kusangalala ndi kukongola.

Kuchita bwino kwachitetezo

● The solid insulated switchgear imathetsa kwathunthu ntchito ya SF6, kupeŵa ngozi ya kuphulika komwe kumachitika chifukwa cha ntchito ya insulation ndi mphamvu ya arc yozimitsa ya SF6 ring network cabinet chifukwa cha kuperewera kwa mpweya wokwanira.

● Gwiritsani ntchito chosokoneza cha vacuum chomwe sichingaphulike, ndipo chotchingira cholimba chimakhala ndi chitetezo chokwanira pa switch, kuwonetsetsa chitetezo cha zida ndi ogwira ntchito.

● Dongosolo lodzipatula lodzipatula pakati pa magawo limapewa kwathunthu ngozi zomwe zimachitika chifukwa cha mabwalo amfupi pakati pa magawo kapena mafupi ozungulira.

● "Kutsekereza kasanu" pakati pa chowotcha chachikulu, cholumikizira, chosinthira dziko lapansi ndi chitseko cha kabati chimatsimikizira chitetezo cha ogwira ntchito yosamalira.

● Malo otsegulira ndi otseka a gawo lililonse la chosinthira amatha kuwoneka bwino kudzera pawindo loyang'ana, zomwe zimapangitsa chitetezo cha ntchito ndi kukonza.

● Kutentha kwa kutentha kwa magalasi a epoxy resin kumatsimikizira kuti mphamvu yotsekemera ya epoxy resin ndi rabara ya silikoni sichidzachepa pa kutentha kwakukulu.

● Flexible filler imagwiritsidwa ntchito pakati pa epoxy resin insulation layer ndi switch yachiwiri conductor kuti athetse kupsinjika komwe kumabwera chifukwa chakukula kwamafuta ndi kutsika, ndikupewa ming'alu.

● Kutumiza kwa zida zonse kumatengedwa mu njira yogwiritsira ntchito kuti apititse patsogolo kudalirika kwa njira yogwiritsira ntchito.

● Mulingo wachitetezo cha switch yotsekera yolimba imafika ku IP67, ndipo imatha kugwira ntchito bwino ngakhale itamizidwa m'madzi.

● Chizindikiro cha malo osinthira chimayikidwa pa spindle yogwiritsira ntchito, zomwe zimawonjezera kulondola kwa chizindikirocho.

Main Technical Parameters

chinthu

V unit

C unit

F unit

Mphamvu yamagetsi (kV)

12

makumi awiri ndi mphambu zinayi

12

makumi awiri ndi mphambu zinayi

12

makumi awiri ndi mphambu zinayi

Mafupipafupi (Hz)

50

50

50

Zovoteledwa pano (A)

800

630

630

630

Muyezo wa Short circuit breaking current (kA)

25

20

/

31.5

Chingwe chovotera chakuphulika (A)

/

10

/

Kuyesedwa kwakanthawi kochepa (kA)

25

20

20

/

Adavotera nthawi yayifupi yopirira (s)

4

4

/

Chiyerekezo chapamwamba kupirira panopa (kA)

63

50

50

/

Idavotera Short circuit making current (kA)

63

50

50

/

Chiyembekezo chaposachedwa (A)

/

/

3150

Mulingo woyezedwa wa insulation Mphamvu ya mphezi yoyezera kupirira mphamvu (kV) Phase-to-phase, gawo-ndi-padziko

75

125

75

125

75

125

Pamawu otseguka

85

145

85

145

85

145

Ovoteledwa mphamvu pafupipafupi kupirira voteji (kV 1min) Phase-to-phase, gawo-ndi-padziko

42

65

42

65

42

65

Pamawu otseguka

48

79

48

79

48

79

Dongosolo lothandizira lothandizira

2

2

2

Moyo wamakina (tims)

10000

10000

10000

Main circuit resistance (μΩ)

≤140

≤140

≤700

Kapangidwe ka MayendedweKujambula

ht

Chitetezo ndi chitetezo

● Zotsegula zowonekera za cholumikizira

Pali zenera lowonekera la cholumikizira kutsogolo kwa nduna, lomwe limatha kuwona malo atatu ogwirira ntchito: malo otsekera cholumikizira, malo otsegulira cholumikizira, ndi malo otsekera, omwe ndi osavuta kwa ogwira ntchito pamalowo kuti ayang'ane ndikuzindikira malo. za disconnector, zomwe ziri zotetezeka kwambiri.

● Mapangidwe amkati a arcing

Internal arcing pressure valve: Pamene arc imapezeka mkati mwa mankhwala, kupanikizika kumatulutsidwa kuchokera ku valve yotulutsa mphamvu ndipo arc idzatulutsidwa ku chingwe cha chingwe kuti asavulaze mwangozi kwa wogwiritsa ntchito.

● Kuteteza chilengedwe kwabwino kwambiri

Imatengera kapangidwe kazinthu zoteteza zachilengedwe, sagwiritsa ntchito gasi wa SF6 ngati chozimitsira moto ndi kutchinjiriza, ndipo sichiipitsa chilengedwe. Dera loyambira limatenga mawonekedwe ocheperako olumikizirana kuti atsimikizire kugwiritsa ntchito mphamvu pang'ono panthawi yogwira ntchito.

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Malo ogwiritsira ntchito

● Kutentha kochepa ndi malo ozizira: palibe ntchito ya SF6 ya gasi, palibe chifukwa choganizira kutentha kwa mpweya wa SF6, ndipo imatha kugwira ntchito bwino -45 ℃.

● Malo a Plateau: Palibe chifukwa choganizira mphamvu ya mphamvu ya mumlengalenga ya Plateau pa ntchito yotsekereza.

● Madera amchenga amphamvu: Chigawo chachikulu cha mphete chotchinjiriza chimakhala ndi chitetezo cha IP67, ndipo chipinda choyang'anira dera chimatenga chithandizo chapadera kuti chitsimikizire kuti chikugwira ntchito kwanthawi yayitali m'malo amchenga amphamvu.

● Madera amvula a m'mphepete mwa nyanja: kusindikizidwa kwa utomoni wa chilengedwe, kukana chinyezi, kukana kutsekemera kwa mchere, kuonetsetsa kuti kugwiritsidwa ntchito kwa nthawi yaitali m'madera a m'mphepete mwa nyanja.

● Madera omwe ali ndi zofunikira zoteteza chilengedwe: Zotsatira za mpweya wa SF6 pa kutentha kwa mumlengalenga zaperekedwa. Kabati yolimba ya ring network yathetsa mpweya wa SF6, ndipo palibe kuipitsa ndi kuvulaza chilengedwe ndi anthu.

● Mu gridi yanzeru: Popeza chosinthira chachikulu ndi cholumikizira chikhoza kukhala chamagetsi, wowongolera wanzeru wopangidwa ndi kampani yathu amatha kusankhidwa kuti aziwongolera patali, kuyeza patali, komanso kuyankhulana patali ndi switchgear ndi substation site, yomwe imatha kuyendetsa kugawa ndikuwongolera yabwino Centralized control.

Dchizindikiro Chiwembu

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Mayeso Onse

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