Lokacin slurry ruwa mai aiki lokacin da dabaran ke juyawa tare da manyan bangarorin tare, a lokaci guda kuma daga mai juyawa a cikin kowane jirgin. Liquid tare da jujjuya motsi na impeller ana kiransa motsi madauwari , ana kiran ƙimar tushe ta gefe , amfani da u ce . Liquid daga jujjuya impeller ciki waje kwarara ana kiransa motsi motsi, da gudun dangi gudu, bayyana a W. ruwa dangane da famfo jiki motsi da aka sani da cikakken motsi , da gudun shi ake kira cikakken gudun , tare da V wakiltar cikakken gudu V kuma u ne. daidai da na gefe gudun dangi gudun vector da W , watau V = u + W The gefe gudun impeller tuki da ruwa kewaye tangent line shugabanci, kamar yadda aka nuna a 2-1a); shugabanci tangential zuwa ruwa dangi gudu na ruwa , da cikakkar gudu shugabanci na ruwa gudu na kewaye shugabanci na hade gudu da dangi gudu , kamar yadda aka nuna - Hoto 2. Liquid motsi a cikin impeller za a iya wakilta graphically . Hotunan da ke nuna ruwa a cikin saurin impeller da alkiblar motsi ana kiransa triangle saurin gudu. Liquid ciki gudun impeller a kowane wuri a cikin alwatika da aka nuna a Hoto 2-2. M . Wani lokaci,slurry famfo manufacturerMafi amfani shine yanayin shigar ruwa da magudanar ruwa.
Lokacin da aka san girman impeller , sigogin da aka bayar , za a iya yin impeller daga triangle mashiga da fitarwa , ta yadda za a iya yin nazari akan ruwa a mashigar impeller da mashigar da ke gudana. Domin yin triangle mai saurin gudu , cikakken gudu yawanci yakan lalace zuwa sassa biyu na kothogonal : daya shine a tsaye na saurin dawafi , yawanci ana kiransa saurin axial , wanda Vm ke wakilta ; wani kwatance ya yi daidai da saurin dawafi na bangaren saurin , sau da yawa ana kiransa bangaren saurin dawafi , tare da cewa Vm , wanda aka nuna a cikin hoto 2-3 .
A cikin triangle mai saurin gudu, kusurwar cikakken saurin V tsakanin maɗaukakiyar saurin u tare da faɗin kusurwa tsakanin saurin dawafi na saurin dangi w yana wakilta u tsakanin β.
Lokacin aikawa: Yuli-13-2021