1, Ukwahlulwa komthamo kunye nebakala lejenereyitha ye-hydro
Okwangoku, akukho mgangatho udityanisiweyo wokuhlelwa komthamo kunye nesantya sejeneretha ye-hydro emhlabeni. Ngokwemeko yaseTshayina, amandla ayo kunye nesantya sinokwahlulwa ngokulinganayo ngokwetheyibhile ilandelayo:
Ulwahlulo olulinganiswe lwamandla PN (kw) olukalwe ngesantya NN (R / min)
Isantya esisezantsi isantya esiphakathi isantya esiphezulu
Micro generator hydro < 100 750-1500
Ijenereyitha encinci ye-hydro 100-500 < 375-600 750-1500
Ubungakanani obuphakathi hydro generator 500-10000 < 375-600 750-1500
Ijenereyitha enkulu ye-hydro > 10000 < 100-375 > 375
2, Uhlobo lofakelo lwesakhiwo se-hydro generator
Ulwakhiwo lofakelo lwe-hydro generator ludla ngokumiselwa luhlobo lwe-hydraulic turbine. Kukho ikakhulu ezi ndidi zilandelayo:
1) Ulwakhiwo oluthe tye
Iijenereyitha ze-hydro ezithe tyaba zihlala ziqhutywa ziiinjini zomoya. Iiyunithi ze turbine yamanzi ezithe tyaba zihlala zisebenzisa iibheringi ezimbini okanye ezintathu. Ukwakhiwa kweebheringi ezimbini kuneenzuzo zobude obufutshane be-axial, ukwakheka kobumbano kunye nofakelo olufanelekileyo kunye nohlengahlengiso. Nangona kunjalo, xa isantya esibalulekileyo senkqubo ye-shaft asikwazi ukuhlangabezana neemfuno okanye umthwalo wokuthwala ukhulu, ukwakhiwa kobuthathu kufuneka kwamkelwe. Uninzi lweeyunithi zejenereyitha ze hydraulic turbine zasekhaya zezeyunithi ezincinci neziphakathi. Iiyunithi ezinkulu ezithe tyaba ezinomthamo we-12.5mw nazo ziveliswa. Iiyunithi ezithe tyaba zejenereyitha yeijini yamanzi eziveliswa kumazwe angaphandle azinqabile ezinomthamo wama-60-70mw, ngelixa iiyunithi ezithe tyaba zejenereyitha yeijinijeyitha yamanzi ezinezikhululo zamandla ezimpontshwayo zogcino zinokuba nomthamo omnye weyunithi engama-300MW.
2) Isakhiwo esithe nkqo
Ulwakhiwo oluthe nkqo lusetyenziswa kakhulu kwiiyunithi zejenereyitha zamanzi asekhaya. Iiyunithi zejenereyitha zamanzi ezithe nkqo zidla ngokuqhutywa nguFrancis okanye ii-axial-flow turbines. Ulwakhiwo oluthe nkqo lunokwahlulwa lube luhlobo lokunqunyanyiswa kunye nohlobo lweambrela. I-thrust bearing ye-generator ebekwe kwindawo ephezulu ye-rotor ngokudibeneyo ibizwa ngokuba luhlobo olumisiweyo, kwaye i-thrust bear ibekwe kwindawo esezantsi ye-rotor ngokudibeneyo ebizwa ngokuba yi-ambrela type.
3) Isakhiwo seTubula
Iyunithi yejenereyitha ye-tubular turbine iqhutywa yi-tubular turbine. I-tubular turbine luhlobo olukhethekileyo lwe-axial-flow turbine enamagqabi angatshintshiyo okanye ahlengahlengiswayo. Isici sayo esiphambili kukuba i-axis ye-runner ihlelwe ngokuthe tye okanye i-oblique, kwaye ulwalathiso lokuhamba luhambelana nombhobho wokungena kunye nombhobho wokuphuma we-turbine. I-Tubular Hydrogenerator ineenzuzo zesakhiwo esincinci kunye nobunzima obulula. Isetyenziswa kakhulu kwizikhululo zamandla ezinentloko yamanzi aphantsi.
3. Amalungu esakhiwo sejenereyitha ye-hydro
Ijenereyitha ye-hydro ethe nkqo ibandakanya i-stator, i-rotor, isakhelo esiphezulu, isakhelo esisezantsi, i-thrust bearing, i-guide bear, i-air cooler kunye ne-injini yemagnethi esisigxina.
Ixesha lokuposa: Nov-02-2021
