Njira Zopangira ndi Kukhazikitsa Hydro Generator

Liwiro la ma turbine amadzi ndi lochepa, makamaka turbine yamadzi yoyimirira. Kuti apange 50Hz AC, jenereta ya turbine yamadzi imagwiritsa ntchito kapangidwe ka maginito ambiri. Pa jenereta ya turbine yamadzi yokhala ndi ma revolutions 120 pamphindi, maginito 25 amafunika maginito awiriawiri. Chifukwa n'kovuta kuwona kapangidwe ka maginito ambiri, chida ichi chimayambitsa chitsanzo cha jenereta ya turbine ya hydraulic yokhala ndi maginito awiriawiri.

Chozungulira cha jenereta ya hydro chimagwiritsa ntchito kapangidwe kake ka pole. Chithunzi 1 chikuwonetsa goli la maginito ndi pole la maginito la jenereta. Goli la maginito limayikidwa pa goli la maginito, lomwe ndi njira ya mzere wa maginito wa pole la maginito. Chitsanzo cha jenereta chili ndi pole 24 zamaginito pakati pa Kumpoto ndi Kum'mwera, ndipo pole iliyonse yamaginito imakulungidwa ndi coil yoyatsira. Mphamvu yoyatsira imaperekedwa ndi jenereta yoyatsira yomwe imayikidwa kumapeto kwa shaft yayikulu kapena ndi dongosolo lakunja la thyristor yoyatsira (mphete yosonkhanitsa imapereka mphamvu ku coil yoyatsira).

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Goko la maginito limayikidwa pa chothandizira cha rotor, shaft yayikulu ya jenereta imayikidwa pakati pa chothandizira cha rotor, ndipo jenereta yosonkhetsa kapena mphete yosonkhetsa imayikidwa kumapeto kwa shaft yayikulu.

Chigawo cha stator cha jenereta chimapangidwa ndi mapepala achitsulo a silikoni okhala ndi mphamvu yabwino ya maginito, ndipo mipata yambiri imagawidwa mofanana mkati mwa bwalo lamkati la chigawo kuti ilowetse chozungulira cha stator.

Chozungulira cha stator chimayikidwa mu malo a stator kuti chipange chozungulira cha magawo atatu. Chozungulira chilichonse cha gawo chimapangidwa ndi zozungulira zingapo ndipo chimakonzedwa motsatira lamulo linalake.

Jenereta yamadzi imayikidwa pa malo opopera konkire, ndipo malo opoperako turbine amayikidwa ndi maziko a turbine. Malo opoperako turbine ndi maziko oyikapo stator core ndi chipolopolo cha jenereta yamadzi. Chipangizo chotenthetsera kutentha chimayikidwa pa chipolopolo cha malo opoperako turbine kuti chichepetse kutentha kwa mpweya wozizira wa jenereta; Chimango chapansi chimayikidwanso pa malo opoperako. Chimango chapansi chili ndi thrust bearing, chomwe chimagwiritsidwa ntchito kuyika jenereta rotor. thrust bearing imatha kunyamula kulemera, kugwedezeka, kukhudzidwa ndi mphamvu zina za rotor.

Chimake cha stator ndi cholumikizira cha stator zimayikidwa pa maziko. Rotor imayikidwa pakati pa stator ndipo ili ndi mpata wawung'ono ndi stator. Rotor imathandizidwa ndi chogwirira cha chimango chapansi ndipo imatha kuzungulira momasuka. Chimake chapamwamba chimayikidwa, ndipo chogwirira chotsogolera chimayikidwa pakati pa chimango chapamwamba kuti chiteteze shaft yayikulu ya jenereta kuti isagwedezeke ndikuyisunga pakati. Pambuyo poyika pansi pa nsanja yapamwamba ndikuyika chipangizo cha burashi kapena mota yotsitsimula, chitsanzo cha jenereta yamadzi chimayikidwa.

Mphamvu yamagetsi ya AC ya magawo atatu ya ma cycle 12 idzayambitsidwa ndi kuzungulira kwa rotor ya chitsanzo cha jenereta ya hydro. Pamene liwiro la rotor ndi ma revolutions 250 pamphindi, ma frequency a AC yopangidwa ndi 50 Hz.


Nthawi yotumizira: Epulo-14-2022

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