Kuwonjezera pa magawo ogwirira ntchito, kapangidwe ndi mitundu ya turbine ya hydraulic yomwe yatchulidwa m'nkhani zam'mbuyomu, tidzafotokoza za ma performance index ndi makhalidwe a turbine ya hydraulic m'nkhaniyi. Posankha turbine ya hydraulic, ndikofunikira kumvetsetsa momwe turbine ya hydraulic imagwirira ntchito. Kenako, tidzafotokoza za ma performance index ndi makhalidwe a turbine ya hydraulic.
Chiyerekezo cha magwiridwe antchito a turbine ya hydraulic
1. Mphamvu yoyesedwa: imagwiritsidwa ntchito kufotokoza mphamvu ya jenereta ya hydro, mu kW. Mphamvu yoyesedwa yogawidwa ndi magwiridwe antchito siyenera kukhala yayikulu kuposa mphamvu ya shaft ya turbine ya hydro;
2. Voliyumu yoyesedwa: voliyumu yoyesedwa ya jenereta ya hydro iyenera kutsimikiziridwa poyerekezera zaukadaulo ndi zachuma pamodzi ndi wopanga. Pakadali pano, voliyumu ya jenereta ya hydro ndi kuyambira 6.3kV mpaka 18.0kv. Mphamvu ikakhala yayikulu, voliyumu yoyesedwa imakhala yokwera;
3. Mphamvu yoyesedwa: chiŵerengero cha mphamvu yogwira ntchito ya jenereta yoyesedwa ndi mphamvu yowoneka yoyesedwa, mu COS φ N chimasonyeza kuti malo opangira magetsi amadzi omwe ali kutali ndi malo osungira katundu nthawi zambiri amagwiritsa ntchito mphamvu yowonjezereka, ndipo mtengo wa injini ukhoza kuchepetsedwa pang'ono mphamvu yowonjezereka ikawonjezeka.
Makhalidwe a turbine ya hydraulic
1. Malo osungira magetsi makamaka amagwira ntchito yometa pamwamba ndi kudzaza chigwa mu gridi yamagetsi. Chipangizocho chimayamba ndikuyima pafupipafupi. Kapangidwe ka injini ya jenereta kayenera kuganizira mokwanira mphamvu yake yobwerezabwereza ya centrifugal, zomwe zimayambitsa kutopa kwa zinthu zomangira ndi kusintha kwa kutentha ndi kufalikira kwa kutentha pa stator ndi rotor windings. Stator nthawi zambiri imagwiritsa ntchito thermoelastic insulation;
2. Fani yomwe ili pa rotor ya jenereta yamagetsi yamagetsi yamagetsi yosinthika siyingakwaniritse zofunikira pakutaya kutentha ndi kuzizira, ndipo fan yamagetsi nthawi zambiri imagwiritsidwa ntchito pazida zokhala ndi mphamvu yayikulu komanso liwiro lalikulu;
3. Filimu ya mafuta ya thrust bearing ndi guide bearing siyenera kuwonongeka panthawi yozungulira bwino ndi moyipa;
4. Kapangidwe kake kamagwirizana kwambiri ndi njira yoyambira. Ngati mota yoyambira ikugwiritsidwa ntchito, mota ya * * * imayikidwa pa coaxial. Ngati pakufunika kusintha liwiro la mota ya jenereta, kuwonjezera pa kusintha gawo la mphamvu, ndikofunikiranso kusintha stator winding ndi rotor pole.
Izi ndi zizindikiro za magwiridwe antchito ndi makhalidwe a turbine yamadzi. Kuwonjezera pa magawo akuluakulu ogwirira ntchito, magulu, kapangidwe ndi kapangidwe kake ka turbine yamadzi yomwe idayambitsidwa kale, kuyambitsa koyamba kwa turbine yamadzi kwatha. Chida chopangira magetsi amadzi ndi chida chofunikira kwambiri chamagetsi amadzi komanso gawo lofunikira kwambiri pamakampani opanga magetsi amadzi. Nthawi yomweyo, ndi chida chofunikiranso kugwiritsa ntchito mokwanira mphamvu zoyera komanso zongowonjezwdwa kuti tisunge mphamvu, kuchepetsa utsi woipa komanso kuchepetsa kuipitsa chilengedwe. Munthawi yomwe chidwi cha anthu chikuwonjezeka pa kuteteza chilengedwe, akukhulupirira kuti mayunitsi opanga magetsi amadzi adzakhala ndi mwayi waukulu pamsika.
Nthawi yotumizira: Januwale-18-2022
