Ok slurry blade inlet usesong ohlangothini lwe-inletler olungenayo ukuze uthathe isikhungo, njengesiteshi sokugeleza kombuthano obhaliwe, obhalwe phansi e-centroid uphindwe kabili ibanga le-axis yohlangothi lwe-bsoweli D1- 5.
Ububanzi be-D1 ohlangothini lokungena lwe-blade lungakhonjwa ngokuvamile ijubane elithile le-NS: Ngokuvamile, ukukhulisa inani lama-blade kungathuthukisa ukuhamba kwama-fluid, ukwenyuka okufanele kwekhanda lephampu kungakhuphuka, ukunciphisa ukugeleza endaweni yokugeleza.
Ngakho-ke, ukwanda kwenani lamaqabunga kakhulu, hhayi kuphela ukunciphisa ukusebenza kahle nokwenza ukuwohloka kwe-impoller caviation, kepha futhi kubangele ukusebenza kwephampu ku-curve hump (bheka iSahluko V). I-blade angle ngaphansi kwephakethe elifanayo, ukunciphisa inani lama-blades, ngalinye lokwenyuka kwemithwalo, indima yokuphambukiswa kwamanzi okuphansi, kepha futhi yehlise ikhanda lempompo. Ngandlela thile kunenombolo yokuvukelwa kwephampu, okwenzeka ngendlela yobude be-blade spacering, ekhonjiswe kuMfanekiso 5-10.
Lokhu kuzoqinisekisa inani elanele lamaqabunga, kepha futhi ukuvikela i-inleller inlet blockage. 8 Qinisekisa ukuthi i-bladen inlet angle β1 i-angle ebekwe ngaphakathi ibekwe emnyango webala, ubuso obunobuso obuqine (okhuluma ngokuqinile, ingaphezulu, ingaphezulu, ingaphezulu komhlaba kufanele libe semugqeni we-flowed tangent bone) phakathi kwe incike, njengoba kukhonjisiwe kuMfanekiso 5-6. Kucatshangelwe ukuthi uketshezi lungelona iqiniso lokugeleza,Umkhiqizi wePumpry PumpsNgombukiso we-velocity unxantathu: ekunqumeni i-vane inlet angle angle β1 lapho i-angle ye-△ β khetha isizathu:
. yehlisa umthelela wokulahleka koketshezi.
. , Kuncishiswe, okungukukhulisa indawo engenayo yebala, kuthuthukisa ukuhamba koketshezi, kungathuthukisa kancane ukusebenza kwe-pump cavitation.
Egumbini lokucwilisa iTube Tube Suction Suction, i-liquid ingena kwi-Impeller ngaphambi kokuhlelwa okuncane, kepha egumbini lokuthomela uhhafu likhona. I-Prerotator inkulu kakhulu, ngakho-ke i-angle yokuhlasela kufanele icatshangwe lapho ukhetha isakhiwo segumbi lokumunca ngesimo esithintekile. I-angle yokumelana kwe-pump cavitation ngezinga elithile.
Ukuhlolwa kukhombisa ukuthi i-angle enhle yebanga lokuhlasela, ushintsho lokuhlasela lwe-angle ekumelaneni kwe-pump cavitation lunomphumela omncane, khulisa ukusebenza kokuhlasela kungabamba izimo ezinkulu ze-anti-cavitation lapho usebenza ngokuwohloka okuthe xaxa. Kodwa-ke, uma i-angle enhle yosuku engaphezu kwama-200, izodala ukusebenza kahle. Uma uthatha i-angle engemihle yokuhlaselwa, ukumelana kwe-pump 'STUCATION kuwohloka kakhulu.
Isikhathi Seposi: Jul-13-2021