Timathandiza dziko kukula kuyambira 2004

Kodi pali kusiyana kotani pakati pamagetsi othamanga kwambiri ndi makina osiyanitsa?

Mphamvu yamagetsi yamagetsi yamagetsi yayikulu (kapena switch yamagetsi yayikulu) ndiye zida zazikulu zoyendetsera magetsi m'nyumbayo, ndimalo ozimitsa arc, magwiridwe antchito a dongosololi, amatha kudula ndikudutsa mu mzere ndi zida zamagetsi zosiyanasiyana zopanda katundu kapena katundu current; Vutoli likachitika m'dongosolo, ndikuteteza chitetezo, limatha kudula vutoli pakali pano, kuti lisawonjezere kukula kwa ngoziyo.

Chotsitsa chodulira chilibe chida chozimitsira arc. Ngakhale malamulowa akunena kuti itha kugwiritsidwa ntchito ngati momwe katunduyo aliri wochepera 5A, nthawi zambiri sagwiritsidwa ntchito ndi katundu. mawonekedwe. Pali mfundo yodziwikiratu pakukonza.

Dera logwiritsira ntchito limatchedwa "switch", kudula kosinthana komwe kumagwiritsidwa ntchito kumatchedwa "kuswa mpeni", awiriwa amagwiritsidwa ntchito kuphatikiza.

1) Mphamvu yamagetsi yamagetsi yamagetsi imatha kuthyoka ndi katundu, ndi kuzimitsa arc ntchito, koma kutha kwake ndikochepa kwambiri.

2) Kutulutsa kwamphamvu kwamagetsi nthawi zambiri sikumakhala ndikuthyola katundu, kulibe chivundikiro cha arc, palinso chotsitsa chotsitsa cha voliyumu chomwe chitha kuthyola katundu, koma kapangidwe kake ndi kosiyana ndi kosinthira katundu, kosavuta.

3) Kutulutsa kwamphamvu kwamagetsi ndi kutulutsa kwamagetsi kwamagetsi kumatha kupanga poyambira. Ma breakers amagetsi ambiri samakhala ndi ntchito yodzipatula, ndipo ma breakers ochepa amagetsi amakhala ndi ntchito yodzipatula.

4) Chotsitsa chodula chamagetsi chachikulu sichikhala ndi chitetezo, chitetezo cha switch yamagetsi yamagetsi yamagetsi nthawi zambiri chimakhala chitetezo cha fuse, kupuma kokhako komanso kupitilira pano.

5) Kutha kwamphamvu kwamagetsi oyenda pamagetsi atha kukhala okwera kwambiri popanga makina.Madalira kwambiri chosinthira chomwe chili ndi zida zachiwiri kuti muteteze.

Gulu la makina ogwiritsa ntchito

1. Gulu la makina ogwiritsa ntchito

Tsopano tikukumana ndikusinthana kumagawidwa kwamafuta ambiri (mitundu yakale, tsopano sichiwoneka), mafuta ochepa (malo ena ogwiritsa ntchito), SF6, zingalowe, GIS (zida zamagetsi zophatikizika) ndi mitundu ina. sing'anga lakusinthira. Kwa ife sekondale, chokhudzana kwambiri ndi makina osinthira.

Makina amtunduwu amatha kugawidwa pamagetsi yamagetsi (akale kwambiri, makamaka m'mafuta oyenda mafuta kapena ochepera mafuta amakhala ndi izi); Makina ogwiritsa ntchito masika (omwe ndi omwe amapezeka kwambiri, SF6, zingalowe, GIS imakhala ndi makinawa); ABB posachedwapa yatulutsanso mtundu wina wamagetsi wamagetsi (monga VM1 vacuum circuit breaker).

2. Njira yogwiritsira ntchito magetsi

Makina ogwiritsira ntchito zamagetsi amadalira kwathunthu kuyamwa kwamagetsi komwe kumachitika chifukwa chotseka chomwe chikuyenda ndikutsekera koyilo kuti mutseke ndikusindikiza ulendowu masika. Ulendowu makamaka umadalira kasupe waulendo kuti apereke mphamvu.

Chifukwa chake, mawonekedwe amtunduwu opangira pano ndi ochepa, koma kutseka kwamtunduwu ndi kwakukulu kwambiri, kwakanthawi kumatha kufikira ma amperes opitilira 100.

Ichi ndichifukwa chake dongosolo la DC la sitetilo liyenera kutsegula ndi kutseka basi kuti iziyendetsa basi.

Basi yotsekera imapachikidwa paketi ya batri, magetsi otseka ndi magetsi a batri (makamaka za 240V), kugwiritsa ntchito kutulutsa kwa batri kuti mupereke nyengo yayikulu mukatseka, ndipo magetsi amakhala akuthwa kwambiri potseka. Ndipo basi yolamulira imadutsa pakachitsulo ka silikoni ndipo amayi amalumikizidwa limodzi (omwe amayang'aniridwa pa 220V), kutseka sikungakhudze bata lamagetsi oyendetsa mabasi. Kutseka kwadongosolo sikudutsa mwachindunji koyilo yotseka, koma kudzera pa cholumikizira chotsekera.Dera loyenda limalumikizidwa mwachindunji ndi koyilo waulendo.

Kutseka koyilo ya cholumikizira nthawi zambiri kumakhala mtundu wamagetsi, mtengo wotsutsana ndi waukulu (ochepa K) .Pamene chitetezo chikugwirizana ndi dera lino, chisamaliro chiyenera kulipidwa kutseka kuti zonse ziyambe.Koma ili silili vuto, ulendo umasunga TBJ Mtundu uwu umakhala ndi nthawi yotseka yayitali (120ms ~ 200ms) ndi nthawi yayifupi yotsegulira (60 ~ 80ms).

3. Njira yogwiritsira ntchito masika

Makina amtunduwu ndi omwe amagwiritsidwa ntchito kwambiri pakadali pano, kutseka ndi kutsegula kwake zimadalira kasupe kuti apereke mphamvu, koyilo yotseka yolumpha imangopatsa mphamvu kutulutsa pini yoyika masika, kotero kutseka kotsekera pakadali pano sikokwanira. Kusungira mphamvu masika kumapanikizika ndi mota wosungira mphamvu.

Kasupe wopanga magetsi wa Spring wachiwiri

Pogwiritsa ntchito makina otsekemera, basi yotsekera makamaka imapereka mphamvu yamagalimoto yosungira magetsi, ndipo pano si yayikulu, chifukwa chake palibe kusiyana kwakukulu pakati pa basi yotsekera ndi basi yolamulira. muyenera kumvetsera malowa.

4. Wogwiritsira ntchito maginito okhazikika

Wogwiritsa ntchito maginito okhazikika ndi njira yomwe ABB imagwiritsa ntchito pamsika wanyumba, woyamba kuyigwiritsa ntchito yopuma yoyeserera ya VM1 10kV.

Mfundo yake ndiyofanana ndi mtundu wamagetsi, shaft yoyendetsa imapangidwa ndi maginito okhazikika, maginito okhazikika kuzungulira koyilo yamagetsi.

Nthawi zonse, koyilo yamagetsi siliimbidwa, ikatseguka kuti itsegule kapena kutseka, posintha polil ya coil pogwiritsa ntchito kukopa kwamaginito kapena mfundo yoyipa, kuyendetsa kapena kutseka.

Ngakhale kuti izi sizocheperako, chosinthacho "chimasungidwa" ndi mphamvu yayikulu yama capacitor, yomwe imatulutsidwa kuti ipereke nyengo yayikulu pantchito.

Ubwino wa njirayi ndi yaying'ono, yopanda kufalitsa mbali zama makina, chifukwa chake kudalirika kuli bwino kuposa momwe makinawo amagwirira ntchito.

Pogwirizana ndi chida chathu chotetezera, kuzungulira kwathu kumayendetsa kulumikizana kolimba komwe kumafunikira kuti tikhale ndi chidwi chochitapo kanthu.

Chifukwa chake, kusinthana, kusunga kuzungulira sikungayambike, chitetezo cha kudumpha sikungayambike (makina omwewo ndi kudumpha).

Komabe, ziyenera kudziwika kuti chifukwa cha magwiridwe antchito olimba a dziko lolimba, kapangidwe kake kachikhalidwe TW kamalumikizidwa ndi dera lotseka, lomwe silingayambitse kulumikizana kolimba, koma kungayambitse malowo kulandirana kulephera kuyamba chifukwa chamagetsi ochulukirapo.

1. Silinda yotchingira kumtunda (yokhala ndi chipinda chozimitsira chozungulira)

2. Tsitsani silinda yotchinjiriza

3. chogwirira Buku

4. Chassis (makina ogwiritsira ntchito maginito okhazikika)

Voteji thiransifoma

6. Pansi pa waya

7. Transformer wapano

8. Pa mzere

Izi zomwe zidakumana m'munda, kusanthula ndi kukonza kwake kumatha kuwonedwa pofalitsa vuto la pepalali, pali mafotokozedwe atsatanetsatane.

Palinso zinthu zogwirira ntchito zama maginito ku China, koma mtunduwo sunakhale wofanana kale. M'zaka zaposachedwa, khalidweli labweretsedwa pamsika pang'onopang'ono Poganizira mtengo wake, makina anyumba okhazikika nthawi zambiri alibe capacitance, ndipo pakali pano amaperekedwa mwachindunji ndi basi yotseka.

Makina athu ogwiritsira ntchito amayendetsedwa ndi ochezera (omwe amasankhidwa pakadali pano), kugwira ndi kudana ndi kulumpha nthawi zambiri kumatha kuyambika.

5.FS mtundu "switch" ndi ena

Zomwe tanena pamwambapa ndizoyendetsa dera (zomwe zimadziwika kuti swichi), koma titha kukumana ndi zomwe ogwiritsa ntchito amatcha kusintha kwa FS pakupanga magetsi.

Chifukwa chosinthira ndi chodula kwambiri, dera la FS limagwiritsidwa ntchito kupulumutsa ndalama.

Dera lamtunduwu ndilofala mu dongosolo lamagetsi la 6kV Kuteteza molumikizana ndi dera lotere nthawi zambiri kumafunikira kuletsa kupunthwa kapena kulola kuchotsedwa kwachangu posachedwa chifukwa cholakwika pakali pano kuposa nthawi yololeza ya switch yamagetsi. Ogwiritsa ntchito magetsi sangafune kuteteza kuzungulira komwe kuli.

Chifukwa chosasinthasintha bwino, kulumikizana kopitilira mwina sikungakhalepo, ndipo dera loyang'anira likangoyambika, liyenera kudalira kulumikizana ndi wothandizirayo kuti atsegule asanabwerere, apo ayi kutsegulira komwe kulipo kudzawonjezeredwa kulumpha kutseka koyilo mpaka koyilo itatha.

Coil yotseka yolumpha idapangidwa kuti ikhale yolimbikitsidwa kwakanthawi kochepa. Ngati zamakono zikuwonjezedwa kwa nthawi yayitali, ndikosavuta kuzimitsa.

Zachidziwikire, ngati wogwiritsa ntchito kumunda akulimbikira, chingwe chogwiriracho chitha kuchotsedwanso Nthawi zambiri, njira yosavuta ndikudula mzere pa board board womwe umasunga kulumikizana kwachidziwikire kwa kulandirana ndi mkazi wabwino.

Patsamba loyeserera liyenera kulabadira, ngati kuyatsa ndikuzimitsa, chizindikiritso chazima. zimitsidwe pomwepo kuti zisawotche koyilo yamagetsi.Iyi ndi mfundo yofunika kukumbukira pomwepo.


Post nthawi: Aug-04-2021