PV2R12-23-47-F-LAAA-43
PV2R12-19-59-F-RAAA-43
PV2R12-19-59-F-LAAA-43
PV2R12-19-53-L-RAAA-43
PV2R12-19-53-L-LAAA-43
PV2R12-19-53-F-RAAA-43
PV2R12-19-53-F-LAAA-43
PV2R12-19-47-L-RAAA-43
PV2R12-19-47-L-LAAA-43
PV2R12-19-47-F-RAAA-43
PV2R12-19-41-L-RAAA-43
PV2R12-19-41-L-LAAA-43
PV2R12-19-41-F-RAAA-43
PV2R12-19-41-F-LAAA-43
PV2R12-19-33-L-RAAA-43
PV2R12-19-33-L-LAAA-43
PV2R12-19-33-F-RAAA-43
PV2R12-19-33-F-LAAA-43
PV2R12-19-26-L-RAAA-43
PV2R12-19-26-L-LAAA-43
PV2R12-19-26-F-RAAA-43
PV2R12-19-26-F-LAAA-43
PV2R12-17-65-L-RAAA-43
PV2R12-17-65-L-LAAA-43
PV2R12-23-47-F-LAAA-43
DSHG 01 3 C 40 E T A200 14
DSHG 01 3 C 40 E T A200 N 14 L
DSHG 01 3 C 40 E T A200 N 14
DSHG 01 3 C 40 E T A200 N1 14 L
DSHG 01 3 C 40 E T A200 N1 14
DSHG 01 3 C 40 D24 14 L
DSHG 01 3 C 40 D24 14
DSHG 01 3 C 40 D24 N 14 L
DSHG 01 3 C 40 D24 N 14
DSHG 01 3 C 40 D24 N1 14 L
DSHG 01 3 C 40 D24 N1 14
DSHG 01 3 C 40 E D24 14 L湍流模型。液壓閥仿真結(jié)果及分析.常規(guī)滑閥CFD分析在閥口開度為.mm時,通過FLUENT軟件對不同流量進(jìn)行了仿真計算,得到流量為0L/min0L/min0L/min時閥口及流道流場的速度壓力和湍能分布結(jié)果,以0L/min為例,其仿真結(jié)果如圖所示。a速度云圖b壓力云圖c湍動能云圖圖常規(guī)滑閥對稱面流場分布圖通過對以上常規(guī)滑閥閥口及流道流場中性面的速度云圖壓力云圖和湍動能云圖分析可知在進(jìn)油口,液體流速平穩(wěn),當(dāng)液體流經(jīng)閥口時,由于閥口節(jié)流收縮作用,流速增大,壓力迅速降低,湍動能增大。從圖a可以發(fā)現(xiàn),液體流經(jīng)閥口時,在閥座拐角和閥芯凹角處形成漩渦,結(jié)合圖a和圖c,可以發(fā)現(xiàn)有漩渦產(chǎn)生的區(qū)域湍動能較大,說明漩渦的產(chǎn)生會造成能量損失,從而可能造成閥內(nèi)局部壓力過低而導(dǎo)致氣穴的產(chǎn)生,從而產(chǎn)生噪聲。
DSHG 01 3 C 40 E D24 14
DSHG 01 3 C 40 E D24 N 14 L
DSHG 01 3 C 40 E D24 N 14
DSHG 01 3 C 40 E D24 N1 14 L
DSHG 01 3 C 40 E D24 N1 14
DSHG 01 3 C 40 E T D24 14 L
DSHG 01 3 C 40 E T D24 14
DSHG 01 3 C 40 E T D24 N 14 L
DSHG 01 3 C 40 E T D24 N 14
PV2R12-23-47-F-LAAA-43