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(shí)，通過FLUENT軟件對(duì)不同流量進(jìn)行了仿真計(jì)算，得到流量為0L/min0L/min0L/min時(shí)閥口及流道流場(chǎng)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(dòng)能云圖圖常規(guī)滑閥對(duì)稱面流場(chǎng)分布圖通過對(duì)以上常規(guī)滑閥閥口及流道流場(chǎng)中性面的速度云圖壓力云圖和湍動(dòng)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(shí)，由于閥口節(jié)流收縮作用，流速增大，壓力迅速降低，湍動(dòng)能增大。從圖a可以發(fā)現(xiàn)，液體流經(jīng)閥口時(shí)，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(dòng)能較大，說明漩渦的產(chǎn)生會(huì)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
