1. Division of iya aiki da kuma sa na hydro janareta
A halin yanzu, babu ƙaƙƙarfan ƙa'ida don rarraba iya aiki da saurin janareta na ruwa a duniya. Dangane da halin da ake ciki a kasar Sin, za a iya raba karfinta da saurinta bisa ga tebur mai zuwa:
Rarraba rated ikon PN (kw) rated gudun NN (R / min);
Ƙananan gudu, matsakaicin gudu da babban gudu;
Micro hydro janareta <100 750-1500;
Ƙananan janareta na ruwa 100-500 <375-600 750-1500;
Matsakaitan janareta na ruwa 500-10000 <375-600 750-1500; Babban janareta na ruwa> 10000 <100-375> 375;
2. Shigarwa tsarin irin hydro janareta
Tsarin shigarwa na janareta na ruwa yawanci ana ƙaddara ta nau'in injin turbine. Akwai galibin nau'o'in:
1) Tsarin kwance
Na'ura mai ba da wutar lantarki tare da tsarin kwance yawanci ana motsa su ta hanyar turbines. Raka'o'in injin turbin ruwa na tsaye yawanci suna amfani da bege biyu ko uku. Tsarin abubuwan biyun suna da fa'idodi na takaice tsawon tsayin daka, karamin tsari da daidaitawa da daidaitawa da daidaitawa. Koyaya, lokacin da mahimmancin saurin shafting ba zai iya cika buƙatun ba ko nauyin ɗaukar nauyi yana da girma, ana buƙatar ɗaukar tsarin ɗaukar hoto guda uku. Galibin na'urorin janareta na injin turbine na cikin gida suna cikin ƙanana da matsakaita. Hakanan ana samar da manyan raka'a a kwance masu karfin 12.5mw. Rukunin janareta na injin injin ruwa na tsaye da aka samar a ƙasashen waje ba kasafai suke da ƙarfin 60-70mw ba, yayin da na'urorin janareta na injin ruwa a kwance tare da tashoshin wutar lantarki na iya samun ƙarfin naúrar guda ɗaya na 300MW.
2) Tsarin tsaye
Ana amfani da tsarin tsaye sosai a cikin rukunin janareta na injin ruwa na cikin gida. Rukunin janareta na injin ruwa a tsaye yawanci Francis ne ko turbines masu gudana axial. Za a iya raba tsarin tsaye zuwa nau'in dakatarwa da nau'in laima. Ƙunƙarar bugun janareta da ke saman ɓangaren na'ura mai juyi ana kiranta gaba ɗaya azaman nau'in da aka dakatar, kuma ƙarfin bugun da ke ƙasan na'urar rotor ana kiransa gaba ɗaya azaman nau'in laima.
3) Tsarin tube
Naúrar janareta na tubular turbine tana motsa shi ta hanyar turbin tubular. Tubular turbine wani nau'i ne na musamman na injin turbin axial-flow tare da kafaffen ruwan gudu ko daidaitacce. Babban fasalinsa shi ne cewa axis ɗin mai gudu an jera shi a kwance ko kuma a tsaye, kuma hanyar da ke gudana ya yi daidai da na bututun shigar da bututun injin turbine. Tubular Hydrogenerator yana da fa'idodin ƙaƙƙarfan tsari da nauyi mai nauyi. Ana amfani da shi sosai a tashoshin wutar lantarki tare da ƙananan ruwa.
3. Structural aka gyara na hydro janareta
A tsaye janareta ya ƙunshi stator, na'ura mai juyi, babba firam, ƙananan firam, ture bearing, jagorar hali, iska mai sanyaya da magnetin injin turbine.
Lokacin aikawa: Fabrairu-08-2022
