Akwai nau'ikan masu samar da wutar lantarki da yawa. A yau, zan gabatar da axial flow hydroelectric janareta daki-daki. Aikace-aikace na axial kwarara turbin janareta a cikin 'yan shekarun nan shi ne yafi ci gaban babban kai da kuma babban size. Turbin na cikin gida-axial-flow suna haɓaka cikin sauri. An gina injinan injina guda biyu masu nau'in axial-flow da aka girka a tashar ruwa ta Gezhuba. Daya daga cikinsu yana da diamita na mita 11.3, wanda a halin yanzu shi ne irinsa mafi girma a duniya. . Anan akwai fa'idodi da rashin amfani na injin turbin axial.
Abvantbuwan amfãni na axial kwarara turbine
Idan aka kwatanta da injin turbines na Francis, injin turbin axial yana da fa'idodi masu zuwa:
1. Babban ƙayyadaddun ƙayyadaddun gudu da halayen makamashi mai kyau. Saboda haka, saurin naúrar sa da naúrar sa sun fi na injin turbine na Francis. A karkashin irin wannan shugaban ruwa da yanayin fitarwa, zai iya rage girman girman injin janareta na turbine, rage nauyin naúrar, da adana kayan amfani, don haka yana da tattalin arziki. babba.
2. Siffar da ke da tsayin daka da ƙwanƙwasa na ƙwanƙwasa mai gudu na axial flow turbine zai iya sauƙi saduwa da bukatun a cikin masana'antu. Saboda ruwan wukake na injin turbine na axial-flow rotary-paddle na iya jujjuyawa, matsakaicin inganci ya fi na injin turbine mai gauraye. Lokacin da kaya da ruwa suka canza, ingancin ba ya canzawa da yawa.
3. Za'a iya tarwatsa ƙwanƙwasa masu gudu na axial-flow paddle turbine, wanda ya dace da masana'antu da sufuri.
Sabili da haka, turbine mai gudana na axial zai iya kula da kwanciyar hankali a cikin babban aiki mai girma, tare da ƙananan rawar jiki, da inganci da fitarwa. A cikin kewayon ƙananan kai, ya kusan maye gurbin injin turbin Francis. A cikin 'yan shekarun nan, duka dangane da iyawar raka'a ɗaya da kuma amfani da shugaban ruwa, an sami babban ci gaba, kuma aikace-aikacen sa yana da faɗi sosai.
Rashin amfani da injin turbin axial
Koyaya, injin turbin ɗin axial shima yana da gazawa kuma yana iyakance iyakokin aikace-aikacen sa. Manyan kasawa su ne:
1. Yawan ruwan wukake kadan ne, kuma cantiver ne, don haka karfin ba shi da kyau, kuma ba za a iya amfani da shi a matsakaici da manyan tashoshin wutar lantarki ba.
2. Saboda babban adadin kwararar naúrar da babban saurin naúrar, yana da ƙaramin tsayin tsotsa fiye da injin injin injin Francis a ƙarƙashin yanayin kai ɗaya, yana haifar da zurfin hakowa mai zurfi don tushen tashar wutar lantarki da saka hannun jari mai yawa.
Bisa ga gazawar da aka ambata a sama na axial kwarara turbines, high-ƙarfi anti-cavitation sabon kayan da ake amfani da turbin masana'antu da kuma karfi na ruwan wukake da aka inganta a cikin zane, don haka da aikace-aikace shugaban axial kwarara turbines ne ci gaba da inganta. A halin yanzu, shugaban aikace-aikacen na injin turbin axial-flow shine 3 zuwa 90 m, kuma ya shiga yankin injin injin Francis. Misali, matsakaicin fitowar raka'a guda ɗaya na injin turbin axial-flow na ƙasashen waje shine 181,700 kW, matsakaicin kan ruwa shine 88m, diamita mai gudu shine 10.3m. Matsakaicin fitarwa na injin guda ɗaya na injin turbin axial-flow paddle wanda aka samar a ƙasata shine 175,000 kW, matsakaicin kan ruwa shine 78m, matsakaicin matsakaicin mai gudu shine 11.3m. Turbine mai ƙayyadaddun kayan aiki na axial-flow yana da tsayayyen ruwan wukake da tsari mai sauƙi, amma ba zai iya daidaitawa da tashoshin wutar lantarki tare da manyan canje-canje a kan ruwa da kaya ba. Yana da tsayayyiyar shugaban ruwa kuma yana aiki azaman kayan gini ko babban tashar wutar lantarki mai yawan raka'a. Lokacin da ƙarfin yanayi yana da yawa, kwatanta tattalin arziki kuma yana yiwuwa. Ana iya la'akari da shi. Matsakaicin girman kai shine 3-50m. Tushen turbin masu kwarara axial gabaɗaya suna amfani da na'urori a tsaye. Tsarin aikinsa iri ɗaya ne da na injin turbines na Francis. Bambanci shine lokacin da nauyin ya canza, ba kawai yana daidaita jujjuyawar vanes ɗin jagora ba. , Yayin da kuma daidaita jujjuyawar igiyoyi masu gudu don kula da inganci mai kyau.
A da, mun kuma gabatar da injin turbin na Francis. Daga cikin masu samar da injin turbine, har yanzu akwai babban bambanci tsakanin injin turbin na Francis da turbin na axial flow. Misali, tsarin masu tseren su ya bambanta. Wuraren injin turbin na Francis kusan sun yi daidai da babban mashigin, yayin da turbin masu kwararar axial sun kusan kai tsaye zuwa babban shaft.
Lokacin aikawa: Nuwamba 11-2021
