Ama-Water Turbine Runners: Izinhlobo kanye Nemininingwane Yobuchwepheshe

Ama-turbine amanzi ayizingxenye ezibalulekile ezinhlelweni zikagesi wamanzi, aguqula amandla amanzi agelezayo noma awe abe amandla omshini. Inhliziyo yale nqubo ilaphoumgijimi, ingxenye ejikelezayo ye-turbine esebenzisana ngqo nokugeleza kwamanzi. Umklamo, uhlobo, kanye nezincazelo zobuchwepheshe zomgijimi kubalulekile ekunqumeni ukusebenza kahle kwe-turbine, ububanzi bekhanda lokusebenza, kanye nezimo zokusetshenziswa.

1. Ukuhlukaniswa Kwezigijimi Ze-Water Turbine

Ama-water turbine runners ngokuvamile ahlukaniswa ngezigaba ezintathu eziyinhloko ngokusekelwe kuhlobo lokugeleza kwamanzi abaluphathayo:

A. Abagijimi Abashukunyiswayo

Ama-turbine e-impulse asebenza ngamajethi amanzi anesivinini esikhulu ashaya ama-runner blades ngomfutho womoya. Lawa ma-runner aklanyelweikhanda eliphakeme, ukugeleza okuphansiizinhlelo zokusebenza.

• Umgijimi wePelton:

  • Isakhiwo: Amabhakede amise okwesipuni afakwe emngceleni wesondo.

  • Ububanzi Bekhanda: 100–1800 amamitha.

  • Isivinini: Isivinini sokujikeleza esiphansi; ngokuvamile sidinga ukwandisa isivinini.

  • Izicelo: Izindawo zezintaba, ugesi omncane ongaphandle kwegridi.

B. Abagijimi Bokusabela

Ama-turbine okusabela asebenza ngokucindezela kwamanzi okushintsha kancane kancane njengoba kudlula kumgijimi. Laba bagijimi bacwiliswa emanzini futhi basebenza ngaphansi kokucindezela kwamanzi.

• UFrancis Runner:

  • Isakhiwo: Ukugeleza okuxubile nokunyakaza kwe-radial yangaphakathi kanye ne-axial.

  • Ububanzi Bekhanda: amamitha angu-20–300.

  • Ukusebenza kahle: Kuphezulu, ngokuvamile kungaphezu kuka-90%.

  • Izicelo: Kusetshenziswa kabanzi eziteshini zamanzi ezisebenzisa i-medium-head.

• Umgijimi we-Kaplan:

  • Isakhiwo: Isigijimi sokugeleza kwe-Axial esinama-blade alungisekayo.

  • Ububanzi Bekhanda: amamitha angu-2–30.

  • Izici: Ama-blade alungisekayo avumela ukusebenza kahle okuphezulu ngaphansi kwemithwalo ehlukahlukene.

  • Izicelo: Imifula enezinhloko eziphansi, egeleza kakhulu kanye nokusetshenziswa kwamagagasi.

• Umgijimi we-Propeller:

  • Isakhiwo: Kufana neKaplan kodwa ngama-blade aqinile.

  • Ukusebenza kahle: Kuhle kakhulu kuphela ngaphansi kwezimo zokugeleza okuqhubekayo.

  • Izicelo: Izindawo ezincane zamanzi ezinomsinga ozinzile kanye nenhloko eqondile.

C. Ezinye Izinhlobo Zokugijima

• Umgijimi weTurgo:

  • Isakhiwo: Ama-jets amanzi ashaya umgijimi nge-engela.

  • Ububanzi Bekhanda: amamitha angu-50–250.

  • Inzuzo: Isivinini sokujikeleza esiphezulu kunePelton, ukwakhiwa okulula.

  • Izicelo: Iziteshi zamandla kagesi ezincane kuya kweziphakathi.

• Umgijimi Ohamba Nge-Cross-Flow (iBanki-Michel Turbine):

  • Isakhiwo: Amanzi ageleza phakathi komgijimi ngokuphambuka, kabili.

  • Ububanzi Bekhanda: amamitha angu-2–100.

  • Izici: Kuhle kakhulu kumandla amancane kagesi kanye nokugeleza okuguquguqukayo.

  • Izicelo: Izinhlelo ezingaphandle kwegridi, i-mini hydro.

2. Imininingwane Ebalulekile Yobuchwepheshe Yabagijimi

Izinhlobo ezahlukene zabagijimi zidinga ukunakwa ngokucophelela kumapharamitha azo obuchwepheshe ukuqinisekisa ukusebenza kahle:

3. Izindlela Zokukhetha

Lapho bekhetha uhlobo lomgijimi, onjiniyela kumele bacabangele:

• Ikhanda Nokugeleza: Inquma ukuthi ikhethe ukushukuma noma ukusabela.

• Izimo Zendawo: Ukuguquguquka komfula, umthwalo wenhlabathi, izinguquko zesizini.

• Ukuzivumelanisa Nezimo Kokusebenza: Isidingo sokulungiswa kwe-blade noma ukuzivumelanisa nokugeleza.

• Izindleko Nokunakekelwa: Kulula kakhulu ukuzinakekela izindiza ezilula njengePelton noma iPropeller.

4. Izitayela Zesikhathi Esizayo

Ngokuthuthuka kwe-computational fluid dynamics (CFD) kanye nokuphrinta kwensimbi ye-3D, ukwakheka kwe-turbine runner kuguqukela ku:

• Ukusebenza kahle okuphezulu ekugelezeni okuguquguqukayo

• Izigijimi ezenziwe ngokwezifiso zezimo ezithile zesayithi

• Ukusetshenziswa kwezinto ezihlanganisiwe zama-blade alula futhi amelana nokugqwala

Isiphetho

Izigijimi ze-turbine zamanzi ziyisisekelo sokuguqulwa kwamandla kagesi. Ngokukhetha uhlobo olufanele lwe-runner kanye nokwenza ngcono imingcele yalo yobuchwepheshe, izitshalo zamandla kagesi zingafinyelela ukusebenza kahle okuphezulu, impilo yesevisi ende, kanye nomthelela oncishisiwe emvelweni. Kungakhathaliseki ukuthi ugesi wasemakhaya omncane noma izitshalo ezinkulu ezixhunywe kugridi, i-runner ihlala iyisihluthulelo sokuvula amandla aphelele kagesi wamanzi.