I-Hydro generator iyingxenye eyinhloko yesiteshi samandla kagesi. Iyunithi yejeneretha ye-turbine yamanzi iyisisetshenziswa esibalulekile sesikhungo sokuphehla amandla ngamanzi. Ukusebenza kwayo ngendlela ephephile kuyisiqinisekiso esiyisisekelo sesikhungo sokuphehla ugesi ngamanzi ukuze kuqinisekiswe ukuphehlwa nokuphakelwa kukagesi ophephile, osezingeni eliphezulu kanye nomnotho, okuhlobene ngokuqondile nokusebenza okuphephile nokuzinzile kwegridi kagesi. Indawo yokusebenza yeyunithi ye-generator ye-turbine yamanzi ihlobene nempilo nempilo yesevisi yeyunithi ye-generator. Nazi izinyathelo ezithathiwe ukuthuthukisa imvelo yokusebenza kwejeneretha ngokusekelwe ku-Xiaowan Hydropower Station.
Ukwelashwa kwe-oil rejection ye-thrust oil tank
Ukwenqatshwa kukawoyela kwe-thrust bear kuzongcolisa ijeneretha ye-hydro kanye nemishini yayo eyisiza. Iyunithi ye-Xiaowan nayo ihlaselwe ukunqatshwa kukawoyela ngenxa yejubane layo eliphezulu. Ukwenqatshwa kukawoyela kwe-Xiaowan thrust bear kubangelwa yizizathu ezintathu: ukunwabuka kukawoyela kwebhawodi elixhumayo phakathi kwekhanda le-thrust kanye ne-rotor center body, uwoyela onwabuzelayo kwesembozo esingaphezulu sokuvala sesitsha sikawoyela, kanye nokugudlulwa kophawu “t” phakathi kophawu oluhlanganyelwe lwe-thrust basin kanye nesigaxa sikawoyela esiphansi.
Isikhungo sikagesi sicubungule imisele yokuvala endaweni ehlanganyelwe phakathi kwekhanda le-thrust kanye ne-rotor centre body, yafaka imichilo yenjoloba engamelana nowoyela engu-8, yavala izimbobo zezikhonkwane emzimbeni we-rotor centre, yashintsha ipuleti lokuqala lekhava elingaphezulu lesitsha sikawoyela esithela uwoyela ngepuleti lesembozo segroove elihlanganayo lafaka umcu wokuvala olandelwayo phezu komugqa wokuvala uwoyela ogcwele endaweni ethintwayo. Njengamanje, into yokuphonsa uwoyela we-thrust oil groove ixazululwe ngempumelelo.
Ukuguqulwa kwe-Dehumidification yomhubhe womoya we-generator
Ukufiphala kwamazolo emhubheni womoya we-generator we-powerhouse engaphansi komhlaba eNingizimu China kuyinkinga evamile futhi enzima ukuyixazulula, enomthelela oqondile ekufakweni kwe-generator stator, i-rotor kanye nemishini yayo ewusizo. U-Xiaowan uzothatha izinyathelo zokuqinisekisa ukuvaleka okuthembekile phakathi komhubhe womoya wejeneretha nangaphandle, futhi wengeze ukujiya kokujiya kuwo wonke amapayipi amanzi emhubheni womoya wejeneretha.
I-dehumidifier yasekuqaleni enamandla aphansi iguqulelwa ekubeni i-dehumidifier enamandla amakhulu evalwe ngokugcwele. Ngemuva kokuvala shaqa, umswakama emhubheni womoya wejeneretha ungalawulwa ngempumelelo ngaphansi kwama-60%. Akukho ukufingqa emshinini wokupholisa umoya wejeneretha kanye namapayipi esistimu yamanzi emhubheni womoya, okuvimbela ngempumelelo ukugqwala kwe-generator stator core kanye nomswakama wezinto ezisetshenziswayo zikagesi ezifanele kanye nezingxenye, futhi kuqinisekisa ukusebenza okuvamile kwejeneretha.
Ukuguqulwa kwenqama yebhuleki
Uthuli olukhiqizwe inqama ngesikhathi sokubhuleka i-generator wumthombo omkhulu wokungcola obangela ukungcoliswa kwe-stator kanye ne-rotor. Isiteshi se-Xiaowan Hydropower Station sithathe indawo yenqama yebhuleki yokuqala safaka inqama engenathuli ye-asbestos engenalo insimbi. Njengamanje, alukho uthuli olusobala ngesikhathi sokubhuleka kwe-generator, futhi umphumela wokuthuthuka uyabonakala.
Lezi yizinyathelo ezithathwe i-Xiaowan Hydropower Station ukuthuthukisa nokwenza ngcono indawo yokusebenza kwamajeneretha. Ekhulwini leminyaka ukuthuthukiswa kanye nokusebenza ngcono kwendawo yokusebenza kwesiteshi sikagesi ophehlwa ngamanzi, kufanele siklame ngokwesayensi nangokunengqondo uhlelo lokuthuthukisa ngokuya ngesimo sangempela esiqondile, esingeke senziwe jikelele.
Isikhathi sokuthumela: Jan-20-2022
