Sethule ngaphambilini ukuthi i-hydraulic turbine ihlukaniswe yaba yi- impact turbine kanye ne- impact turbine. Ukuhlukaniswa nokuphakama kwekhanda okusebenzayo kwezinjini zomthelela nakho kwethulwa ngaphambili. Izinjini zomthelela zingahlukaniswa zibe: izinjini zamabhakede, izinjini ze-oblique impact kanye nokuchofoza kabili, okuzokwethulwa ngezansi.
Umgijimi we-impingement turbine uhlala emkhathini, futhi ukugeleza kwamanzi anengcindezi ephezulu evela ku-penstock kuye kwaguqulwa kwaba indiza yamahhala enesivinini esikhulu ngaphambi kokungena ku-turbine. izinguquko, ukuze amandla ayo amaningi e-kinetic adluliselwe kuma-vanes, aqhube umgijimi ukuba ajikeleze. Phakathi nayo yonke inqubo ye-jet impinging ku-impeller, ukucindezela ku-jet ngokuyisisekelo kuhlala kungashintshile, okucishe kube ukucindezela komkhathi.
I-Bucket turbine: eyaziwa nangokuthi i-shearing turbine, njengoba kukhonjisiwe emfanekisweni. Indiza yamahhala enesivinini esikhulu evela ku-nozzle ishaya ama-vanes aqonde ngqo endaweni eyi-tangential yesiyingi somgijimi. Lolu hlobo lwe-turbine lufanelekile eziteshini zamanzi ezinekhanda eliphezulu nokugeleza okuncane, ikakhulukazi uma ikhanda lidlula i-400m, ngenxa yokulinganiselwa kwamandla esakhiwo kanye ne-cavitation, i-Francis turbine ayifaneleki, futhi i-turbine yohlobo lwebhakede ivame ukusetshenziswa. Inhloko yamanzi esetshenzisiwe ye-turbine yebhakede enkulu ingaba ngu-300-1700m, kanti inhloko yamanzi esetshenzisiwe ye-turbine encane yohlobo lwebhakede ingaba ngu-40-250m. Njengamanje, inhloko ephezulu ye-turbine yamabhakede isetshenziswe ku-1767m (i-Austria Lesek Power Station), futhi inhloko yomklamo wamabhakede we-turbine ye-Tianhu Hydropower Station ezweni lami ingu-1022.4m.
I-turbine yohlobo olugobile
I-jet yamahhala evela ku-nozzle ingena ku-vane isuka kolunye uhlangothi lomgijimi futhi iphuma ku-vane ukusuka kolunye uhlangothi iqonde nge-engeli eya endizeni yokujikeleza yomgijimi. Uma kuqhathaniswa nohlobo lwebhakede, ukuchichima kwalo kukhulu, kodwa ukusebenza kahle kuphansi, ngakho lolu hlobo lwe-turbine luvame ukusetshenziswa eziteshini zamandla kagesi amancane naphakathi nendawo, futhi ikhanda elisebenzayo ngokuvamile lingama-20-300m.
chofoza kabili i-turbine
Ijethi eliphuma emlonyeni licindezela izindwani zomgijimi kabili ngokulandelana. Lolu hlobo lwe-turbine lulula ngesakhiwo futhi kulula ukulwenza, kodwa lusebenza kahle kakhulu namandla angenamandla weblade yomgijimi. Ifanele kuphela iziteshi ezincane eziphehla ugesi ngamanzi ezinamandla okuphuma okukodwa okungadluli ku-1000kW, futhi ikhanda layo lamanzi elisebenzayo ngokuvamile lingama-5-100m.
Lezi yizigaba zezinjini zomthelela. Uma kuqhathaniswa nezinjini zomthelela, kunezigaba ezincane ezimbalwa zama-turbines womthelela. Kodwa-ke, ezindaweni ezinomehluko omkhulu wamanzi, ama-turbines anomthelela asebenza kangcono, njengomfula i-Yarlung Zangbo ezweni lami, lapho ukwehla kufinyelela ngaphezu kwamamitha angu-2,000, futhi kungenangqondo ukwakha amadamu ngesikhathi esifanayo. Ngakho-ke, i-turbine yomthelela isibe yisinqumo esingcono kakhulu.
Isikhathi sokuthumela: Jul-28-2022
