PakihiAhumahi

He aha te mea he substation hiko? Electrical teihanaroto me ngā pūnaha tohatoha

mohio Mataotao Electrical aha te tikanga tipu te mana, me nga teihanaroto, hoki te mea e ratou, ka pehea ki te hanga. e matau ana ratou me pehea ki te tātai ratou kaha me nga tawhā tika katoa, pēnei i te maha o hohoko, rahi waea me ngā āhuatanga o te ara iahiko autō. Kei whakaakona ngā ākonga i roto i kāreti hangarau me ngā kura hangarau. Iwi ki te mātauranga fakaetangatá ite e maha tu whare motu rite whare kahore matapihi (ratou aroha ki te peita pā o graffiti), e tika ana mō te powering kāinga me pakihi, a ki te tomo kore e waiho i roto i a ratou, i tenei pu waitohu whakamataku i roto i te puka o tumuaki me te uira piri ki te taonga kino. Mahalo e kore e hiahia ana nga iwi maha ki te mohio te mōhiohio, engari e kore e näianei.

He bit o ahupūngao

Hiko - he koloa mo e whai koe ki te utu, a reira ko te whakama, ki te te pau te reira i roto i noa. Na tenei, kia rite ki i roto i tetahi ahumahi, te taniwha, ko anake te mahi ki te whakaiti i te mate i roto i te noa. Energy he mana whakanuia e wa, kia taea te whawha te tautohetohe e whai ake nei i tenei ariā, rite wa rere tonu, a ka tahuri te reira hoki, kia rite ki te waiata ta, e kore e taea. mana hiko, i roto i te āwhiwhitanga taratara, kahore tango ki pūkete nga pikaunga urupare, ko te hua o te ngaohiko puta noa i te nāianei. Ki te whakaaro tatou i te reira i roto i te taipitopito, i roto i te tātai taka take mana te whakatau i te ōwehenga o te pūngao pau ki tona wāhanga whai hua i huaina hohe. Otiia e kore e te pā tika te take nui ki te pātai o te aha e ti'a ia tatou i te substation. Ko te kupu ti'aturi i runga i nga mema o te matua e rua me nga ture a Ohm joule, ngaohiko me te nāianei mana hiko. Iti ngaohiko nāianei, me te tiketike kia hanga i te kaha taua, me te hurihia, ngaohiko o nāianei, me te iti tiketike. e te mea he, he aha te te rerekētanga? A ko taua mea, a te tino nui.

Whakawerahia te rangi? Mauruuru koe!

Na, ki te whakamahi tatou te tātai mana kaha, whiwhi tatou i te whai ake:

  • P = U x ahau, kei hea:

    U - ngaohiko, whanganga i volts;
    Ahau - nāianei whanganga i amperes;
    P - te mana, whanganga i roto i Watts wae-Amps ranei.

Ko reira ko tetahi tātai whakaahua i te kua whakahuatia joule-Lenz, rite ki nei te mana ngāwhā toreretanga ka te nāianei he rite ki te tapawha o tona nui whakanuia e te ātete o te kaiwhakahaere. Whakawerahia karapoti te rārangi mana rangi - kahore ki te whakapau pūngao tikanga. A ki te whakaiti taea enei parekura kia takahi rua ara. Ko te tuatahi o enei tā te hekenga i roto i te ātete, arā, te thickening o nga waea. Ko te nui wāhanga ripeka, te raro te ātete, a hurihia. Engari noho ano hoki te whakarewa kihai i hiahia hoki tetahi mea, he mea utu, parahi tonu. I tua atu, e kore e whakanui i te rauemi kaiwhakahaere rere rua anake te utu, engari ano hoki ki te Taumaha, e ka nui ake i roto i te tahuri te matatini o te tāutanga o raina nui-teitei. A ka rapu utu atu kaha tautoko. Ka te mate e iti anake i te hawhe.

whakatau

Ki te whakaiti i te waea whakawera i roto i te mana tuku, he mea e tika ana ki te whakaiti i te nui o rere o nāianei. Ko reira tino mārama, no te mea i tona whakaiti i te hawhe e whakaiti i te parekura quadrupled. A, ki te tekau nga wa? fakafalala pūrua, ka ka waiho he rau nga wa iti te parekura! Ko te mana, ko te ki "tārere" te taua, e te mea e tika ana ki te kiritaki töpü tatari ia i te tahi atu pito o te rārangi tuku e rere ētahi wā rau o kiromita i te tipu kaha. Ko te mutunga ko e ko reira e tika ana ki te whakapiki ake i te ngaohiko i roto i te taua maha o ngā wā rite te nāianei iti. Ko te teihana hiko i te timatanga o te raina tuku ki te mahi tika e me te tikanga. mai te reira i i te waea i raro i ngaohiko tiketike rawa o tekau o kilovolts. Puta noa i te tawhiti katoa wehe te TPP, otaota mana hurihiko karihi ranei i te kainga i noho ai te whakatutuki ai, haere te pūngao ki te iti (ngā) nāianei. Me hoki kiritaki ki te tango i te kaha i te tawhā paerewa tomu'a e hāngai ki te whenua i roto i te 220 volts (380 V interfacial ranei). Na e kore e titauhia koutou whakaara, hei tāuru ki te aho tuku, me taahiraa-iho substation. pūngao hiko te tukua ki te pūrere tohatoha ki te marama tahuna i roto i mau utuafare, me ngā wheketere rotors takahuri mihini.

He aha te i roto i te tihokahoka?

Mai i te i mua, ko reira mārama e te tūemi tino nui i roto i te substation - he hiko, te tikanga e toru-wāhanga. He kia kia maha ngā. Hei tauira, e toru-wāhanga hiko e taea te whakakapi i te toru kotahi-wāhanga. kia tika ki te kohi mana nui te nui rahi. He rerekē te hoahoa o tenei pūrere, engari i roto i tetahi take kua reira āhuatanga whakamīharo. Kia pehea te te hoatu nui mana ki te kiritaki, titiro atu nui te whare. Taputapu substation hiko, Heoi, faingataa, a ngā kore anake te hiko. He he taputapu mō te whakawhiti me te tiaki o te wae utu, me te maha, me te mo te meangiti hoki. Ko tētahi atu wāhanga o te teihana hiko me nga teihanaroto ngā switchboards rawa ki te mana me te taputapu ine.

hiko

Ko te whāinga matua o tenei whare - ki te kawe pūngao ki te kiritaki. I mua i te tuku i te ngaohiko e tika ana ki te whakapai ake, me muri i te fariiraa i tuku iho i te reira ki te taumata paerewa.

katoa e te ara iahiko substation hiko ngā he plurality o ngā āhuatanga hoki, te matua o ratou ko tonu hiko. Ko te rerekētanga tumuaki i waenganui i te pūrere o tenei hua i roto i te wae te mana tikanga o te taputapu whare, me te ahumahi tauira mana nui e kore. Kei te hiko o kopiko (tuatahi, me te tuarua) me te mania autō hanga o rauemi ferromagnetic, i.e. he rauemi (whakarewa), te whakarei ake i te papa autō. Ko te tātai o tenei pūrere - ko reira he mahi akoranga paerewa mō ngā ākonga kāreti hangarau. Ko te rerekētanga matua i te substation hiko reira analogues iti puai papai, haunga te rahi, ko te aroaro o te pūnaha meangiti, i te mea he huinga o pipelines hinu, haatihia a taka pōkai. Te hoahoa o nga teihanaroto hiko, Heoi, he kore mahi ngāwari, rite tika ana ki te tango i pūkete o ngā āhuatanga maha, mai i te āhuarangi me te whakamutu ki kawenga o huru.

mana toia

kāinga me pakihi kore anake pau hiko. Here hiahia mārama katoa ki te tono 220 volts AC ki te faatura ki te kūpapa pahi 380 ranei i waenganui i nga wāhanga i te auau o te 50 Hertz. Ko reira te mea ano hoki he hiko pa. Ruxmaniben me ngā pahi trolley hiahiatia ngaohiko AC me DC. A rerekē. I Me whakapā kaiwhakahaere rail 750 volts (whanaunga ki whenua, i.e. nga huapae), a titau i te tōneke ki te kaiwhakahaere 600 me kore volts DC i runga i te tahi atu, takahia rapa o wira he insulators. Na e hiahia ana koe he substation kotahi rawa kaha. Kei te tahuri te pūngao hiko ki reira, whakatikaina te e. Kei te tino nui, whanganga Ko tōna matotoru te nāianei i roto i te ara iahiko e mano o amperes. he pūrere taua i huaina he umeraa.

tiaki substation

Na hiko, rectifier me te kaha (i roto i te take o te kai pamu mana) he utu. Ki te puta he aituā, ara he ara iahiko poto i roto i te ara iahiko o te tuarua awhiowhio (me i konei tuatahi) puta nāianei. No reira, tatau kahore wāhanga kaiwhakahaere ripeka te. Ko te hiko substation hiko tīmata ki te wera e tika ana ki te whakatupuranga wera parenga. Ki te kore koe e whakarato i tētahi horopaki taua, rewa te hua o te taiawhio poto i roto i tetahi o nga raina piringa o te waea awhiowhio te ranei tahuna. Hei karo i tēnei, kei te whakamahia ngā tikanga. Tenei pārōnaki, hau me te tiaki overcurrent.

whakataurite pārōnaki rahinga o nāianei i roto i te ara iahiko, me te tuarua awhiowhio te. tiaki Gas pōreareatanga e te ahua i roto i te mātao rangi o nga hua parariraa, hinu, me te pera atu. tiaki o nāianei ka wetekia te hiko, ka nui te nāianei he uara huinga mōrahi.

Hiko substation kia momotu aunoa i te hui o te patu uira.

momo o teihanaroto

He rerekē i roto i te mana, whakaaro, me te pūrere ratou. Ko te hunga e mahi anake ana ki te whakapiki ake i raro ranei i te ngaohiko, ka karanga te hiko. Ki te hiahia koe ki te huri i hoki atu tawhā (auau stabilization hangatonu ranei), ka karangatia e te substation Liliu.

Na roto i tona mahi hoahoanga o te SS he i roto i a piri, hanga-i roto i (tata ki te kaupapa matua), intrashop (kei roto i te rohe production) kia te tu-anake whare apatoko ranei. I roto i ētahi wā, e kore e rapua e te reira te mana nui (ratonga pūngao whakataunga iti), whakamahia hoahoa teihanaroto rewa. I te tahi taime whakamahia ki te whare i te hiko amo hiko, te taputapu tika katoa (fuses, paruru puhake, tuatea haaati, a na i runga i.) Eke nei te.

whakarōpūtia whatunga me te ngaohiko (ki runga, ki te 1000 kV atu ranei, i.e. tiketike) me te mana substation hiko (hei tauira, i 150 mano ki te 16 VA. KVA).

E ai ki te pūtake schematic o substation hononga waho he nodular, mate-mutunga, tonu, me te manga.

roto te ruma,

Ko te wāhi i roto i te substation, e whare transformers, busbars me taputapu e whakarato ana mahi o pūrere katoa i huaina te kāmera. Ka taea te taiepa te reira katia ranei. He iti te rerekētanga i waenganui i nga tikanga o te hoko i tona wāhi e tata ana. Ko te ruma kati ko te ruma rawa taratahi, a kua muia e hoki ka motu (mata kupenga ranei) taiepa. e hanga e ratou, kia rite ki te tikanga, ahumahi hoahoa paerewa. Whakatikatika o ngā pūnaha mana e te kaimahi whakangungua nei e fakamafai'i me tohu e hiahiatia ana, ka whakaurua he tuhinga e pā ana mō te whakaaetanga ki te mahi i runga i ngā rārangi tiketike-ngaohiko. Whakahaere aroturuki i te mahi o te substation hiko mahi ohipa ranei Energy, kei i te poari tohatoha matua, e taea te kei mamao i te MS.

tohatoha

Tera atu ano tetahi mahi nui e rave te substation mana. tohaina pūngao hiko kei waenganui i te kaiwhakamahi rite ki o ratou paerewa, me i tua atu, kia waiho whakamahi o toru ngā wāhanga rite kākahu rite taea. I roto i te tikanga ki te whakaoti pai i tenei raruraru, i reira he pūnaha tohatoha. EN mahi i runga i te ngaohiko taua, me te roto i ngā pūrere e mahi ana whakawhitinga, me te tiaki ngā rārangi i te kikī. Ki te RU hono hiko fuses me tuatea iahiko (pou kotahi, kotahi mō ia wāhanga). ngā pūnaha tohatoha i te wahi o te whare noho wehea ki tuwhera (kei waho) ka tutakina (roto i te whare).

haumaru

Whakaröpütia ai ngā mahi katoa i roto i te substation hiko rite ngā meá, reira, e rapu mehua faahiahia ki te whakarite haumaru. I roto i te hanga whānui, me te tiaki e kawea atu i roto i te pango tonu te kanohi ranei. I muri tahuri te ngaohiko e atu (electricians mea "pere"), ngā e kua niuhia nga tukunga tika katoa ki te ārai i whakahohenga kōpeka o huapae kaiwhakahaere. Hoki te whakatūpato taua tohu e, me "mahi iwi" me "Kaua e whakawhiti!". te taviniraa kaimahi teihanaroto nui-ngaohiko, pūnahanaha whakaakona, me nga pūkenga me te mātauranga riro wā aroturuki. Kātakí № 4 homai te tika ki te mahi mahi i runga i hiko i runga 1 kV.

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