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第4章 流量控制阀
4.1 流量控制阀的基本知识
4.1.1 节流口的形式与特征
4.1.2 节流口的流量特性
4.1.3 影响流量稳定性的因素
4.1.4 流量负反馈
4.1.5 流量控制阀的分类
4.2 节流阀
4.2.1 普通节流阀
4.2.2单向节流阀
4.2.3行程节流阀
4.2.4 节流阀的应用
4.3 调速阀
4.3.1 普通调速阀
4.3.2温度补偿调速阀
4.3.3 单向调速阀
4.3.4 调速阀的应用
4.4溢流节流阀
4.4.1 溢流节流阀工作原理
4.4.2 溢流节流阀性能
4.4.3 溢流节流阀典型产品
4.5 分流集流阀
4.5.1 分流阀
4.5.2集流阀
4.5.3 分流集流阀
4.5.4 分流集流阀的应用CTR3-035/P3/GP2-0070/C610N
CTR3-050/P3/GP2-0070/C610N
CTR3-075/P3/GP2-0070/C610N
CTR3-035/M3A/GP2-0070/C610N
CTR3-050/M3A/GP2-0070/C610N
CTR3-075/M3A/GP2-0070/C610N
CTR3-035/P4/GP2-0070/C610N
CTR3-050/P4/GP2-0070/C610N
CTR3-075/P4/GP2-0070/C610N
CTR3-035/M4A/GP2-0070/C610N
CTR3-050/M4A/GP2-0070/C610N
CTR3-075/M4A/GP2-0070/C610N
CTR3-035/P5.5/GP2-0070/C610N
CTR3-050/P5.5/GP2-0070/C610N
CTR3-075/P5.5/GP2-0070/C610N
CTR3-035/M5.5A/GP2-0070/C610N
CTR3-050/M5.5A/GP2-0070/C610N
CTR3-075/M5.5A/GP2-0070/C610N
CTR3-035/P7.5/GP2-0070/C610N
CTR3-050/P7.5/GP2-0070/C610N
CTR3-075/P7.5/GP2-0070/C610N
CTR3-035/M7.5A/GP2-0070/C610N
CTR3-050/M7.5A/GP2-0070/C610N
CTR3-075/M7.5A/GP2-0070/C610N
CTR3-035/P2.2/GP2-0095/C610N柱塞式计量泵J-X12/9.0柱塞泵HPP-VD3V-L25A5-EE-A
06S/SDCFX RI1/2X1CFX RI18X1.5/22X1.5CFX ROV06LCFX ROV10LCFX SWVE08LRTN1CFX TH08LMCFX TR18/22/18LCFX TR35/18/35LCFX TR35/22/35LCFX VH08CFX KH50B1V68S 10-5TRMTXSS 14-12TRMTXSS WE18LMCFX TR18/18/10LDPR71CF IH36811538/20 IH36830105/40 IH36830107/40 IH35040012/100 IH35040268/100 IH35576050/20 IH35576080/20 IH35600040/50 IH35600045/50 IH35600050/50 IH35602019/50 IH35620050/50 IH35641012/30 EGE22L3/4NPTCF ET12LREDCF RVP24CF WIKA-7201153 GR28/12LCFX GR42/18LCFX WIKA-7203228 K6AV6-20-20 K6AV6-24-20 K6NV6-20-20 K6FV6-32-32 106NX-6-04 DG101/20SCF DG101/20SOMDCF DG102/SR1VITIG/AGCF DG102/SR1/8VIG/AGCF DG102/SR3/8VIG/AGCF DG102/08ZSRCF DG102/12SMCF DG102/20SRVITOMDCF BF3EO230X5S PFF66NSS PFF612NSS PDFS102GSS PDFS102BSS PDFS104GSS PDFS404S42.8SS PDFS406GSS PAFS080S17.5SSM PAFS080S21.6SSM S08LCFX IH36214052/40 IH36342185/40 IH36521204/40 IH36810113/40 IH36830104/40 IH36830112/40 IH36831022/20 IH36923102/20 IH35033230/100 IH35040214/100 IH35560070/50 IH35560120/30 IH35560200/15 IH35600025/50 IH35600060/50 F3/DIECLAMPSPRING12 F3/TOPTRAY F3/BACKWHEEL F3/OFFSWITCH RHD18L3BCF RHD28L0.2BVITCF BF3BOXINSERT WH12LMKDSOMDCF GE10LM12X1.5EDOMDCF 4043-OM/UK/DE/FR/IT MVS-201-PCP RI2EDX1CF EGE15LR3/8EDCF EV10SOMDCF SWVE20SROMDCF IH35620100/25 EGE28L1NPTCF EL15LREDCF LDV20SMDPR71 EL25SREDCF EL28ZLREDCF EL35LREDCF EL38SREDCF GE15LM12EDOMDCF RHV10LREDOFEDEOMDCF F3/DIEHOLDER F3/DOORLOCK WH22LMKDSOMDCF 4033 WIKA-7266069 WH22LRKDSOMDCF VSTI14X1.5EDVITCF VSTI12X1.5EDVITCF RHD06LVITCF RHD12L0.5BCF RHD16S0.5BCF WAS36/48.6SS 1040/0241536 WIKA-7273537 WSV06SOMDCF WSV42LOMDCF WSV10SOMDCF EV08LCF SWVE14SROMDCF GE04LLM10X1KEGCF IH36830096/40 IH36830108/40 IH36830119/20 IH36974112/40 IH36974117/20 IH35040015/100 IH35040016/100 IH35040114/100 IH35040261/100 10064-4-MP F3/FOOTSWITCH RHD30SOFED71 F3/DOORSPRING F3/STICKERINSTRUC RHD08L0.5BCF RHD42L3BCF RHV08LREDVITCF RHV12LREDVITCF RHV12LRED0.5B71 EV20SCF EVW25SMED71 EW15LREDOMDCF ET15LREDCF ET42LREDCF EL08LREDCF EW10LREDOMDCF EW12LREDOMDCF VSTI14X1.5ORVITCF VSTI22X1.5ORVITCF EL18ZLREDCF ET10ZLREDCF EVW28LREDCF EW10SREDCF EW10ZSREDCF EW25ZSREDCF WE16SMCFX WSV20SCFX WH06SRCFX WH15LMCFX WH28LMCFX 10046-6-MP F3/DIECLAMPSPRING8 F3/DOORHINGE F3/FORKGUIDE F3/FRONTWHEEL F3/FRONTCOUNTER F3/ONSWITCH RHD22L0.2BVITCF RHDI13BCF RHV22LRED2BCF EVT20SOMDCF EV08SOMDCF EV12SOMDCF EV10LCF WH10ZLMKD71 1EA48-20-20 EVW42LROMDCF EW20SREDOMDCF EL22LREDOMDCF ET06LREDCF IH36530231/40 IH36800004/80 IH36820207/40 IH36820303/40 IH36830111/40 IH36830115/40 IH36923100/40 F3/TOOLTRAYDOOR 1040/0241636 GE10LM10X1EDVITCF 2040N-06V00-RL EW12LR1/4ED71 RHD06ZL0.2B71 4042-OM/UK/DE/FR/IT GE12L9/16UNFOMDCF RHD25S6B=STAHL71 EV12LCF SWVE08SMOMDCF GE18LRDPR71CF VSTI16X1.5ORVITCF EVW18LROMDCF SD06LCF GE22LRDPR71CF EW10LMEDCF ET28LREDCF EL22LREDCF EGE42LR11/4EDCF EGE10SR1/4EDCF RHV08LRED0.2B71 EW08LMEDOMDCF EV06LCF EV18LCF AS35/35X2SS EVL06SCF EVL12LRCF EVT38SCF EW20ZSREDCF EV28LOMDCF GE28LRDPR71CF GE28LM27EDOMDCF GE12SM22X1.5EDCF EW28LREDOMDCF EW06LREDCF EW15LREDCF EW18LREDOMDCF VSTI20X1.5EDVITCF VSTI11/2EDVITCF GE12S9/16UNFOMDCF 1025/S3H110V WEE15LMOROMDCF
DO6LLMSX FM06L71 GE20S1/2NPTCF RED08/06LCF T06LCF DOZ04LL FM06LCF GE20S11/16UN71 RED08/06SCF T06SCF DOZ06L FM06S71 GE20S11/16UNCF RED08/06ZLCF T08LCF DOZ06LL FM06SCF GE20S3/4NPTCF RED10/06LCF T08SCF DOZ06S FM08L71 GE20S3/4UNFCF RED10/06SCF T08ZLCF DOZ08L FM08LCF GE20S7/8UNFCF RED10/06ZLCF T10L71 DOZ08S FM08S71 GE20SMCF RED10/08LCF T10LCF DOZ10L FM08SCF GE20SMEDCF RED10/08SCF T10LMS DOZ10S FM10L71 GE20SR1/2CF RED12/06LCF T10SCF DOZ12L FM10LCF GE20SR1/2ED71 RED12/06SCF T10ZL71 DOZ12S FM10S71 GE20SR1/2EDCF RED12/06ZLCF T10ZLCF DOZ14S FM10SCF GE20SR1/2EDOMD71 RED12/08LCF T12L71 DOZ15L FM12LCF GE20SR1ED71 RED12/08SCF T12LCF DOZ16S FM12LSSA GE20SR1EDCF RED12/08ZSCF T12LCFX DOZ18L FM12S71 GE20SR71 RED12/10LCF T12LMS DOZ20S FM12SCF GE20SRCF RED12/10SCF T12S71 DOZ22L FM14S71 GE20SRED71 RED12/10ZLCF T12SCF DOZ25S FM14SCF GE20SREDCF RED14/06SCF T12ZLCF DOZ28L FM15L71 GE20SREDMS RED14/08SCF T12ZSCF DOZ30S FM15LCF GE20SREDOMD71 RED14/10SCF T14S71 DOZ35L FM16S71 GE22L11/16UNCF RED14/12SCF T14SCF DOZ38S FM16SCF GE22L15/16UNCF RED15/06LCF T15L71 DOZ42L FM18L71 GE22L3/4NPT71 RED15/06ZLCF T15LCF DPR06L71X FM18LCF GE22L3/4NPTCF RED15/08LCF T15ZLCF DPR06LX FM20S71 GE22L3/4NPTMS RED15/10LCF T16S71 DPR08L71X FM20SCF GE22L7/8UNFCF RED15/10ZLCF T16SCF DPR08LX FM22L71 GE22LM22X1.5CF RED15/12LCF T16SMS DPR10L71X FM22LCF GE22LM22X1.5EDCF RED15/12ZLCF T18L71 DPR10LX FM25S71 GE22LMCF RED16/06S71 T18LCF DPR12L71X FM25SCF GE22LMEDCF RED16/06SCF T18LMS DPR12LX FM28L71 GE22LMEDCFX RED16/06ZSCF T20S71 DPR14S71X FM28LCF GE22LR1/2CF RED16/08SCF T20SCF DPR14SX FM30S71 GE22LR1/2EDCF RED16/10SCF T22L71 DPR15L71X FM30SCF GE22LR1CF RED16/12S71 T22LCF DPR15LX FM35L71 GE22LR1EDCF RED16/12SCF T22ZLCF DPR16S71X FM35LCF GE22LR3/4KEGCF RED16/14SCF T25SCF DPR16SX FM38S71 GE22LR71 RED16/14ZSCF T28L71 DPR18L71X FM38SCF GE22LRCF RED16S/15LCF T28LCF DPR18LX FM42L71 GE22LRED71 RED18/06LCF T28LMS DPR20S71X G04LLCF GE22LREDCF RED18/08LCF T30SCF DPR20SX G06L71 GE22LREDMS RED18/08ZLCF T35L71 DPR22L71X G06LCF GE22LREDVITCF RED18/10LCF T35LCF DPR22LX G06LLCF GE22LRMS RED18/12LCF T38S71 DPR25S71X G06LMS GE22ZL11/16UNCF RED18/12ZLCF T38SCF DPR25SX G06S71 GE22ZL7/8UNFCF RED18/15LCF T42LCF DPR28L71X G06SCF GE22ZLR1EDCF RED18/15ZLCF TH06LRKDSCF DPR28LX G06ZLCF GE22ZLREDCF RED20/06SCF TH06SRCF DPR30S71X G08L71 GE25S11/16UNCF RED20/08SCF TH10SRKDSCF DPR30SX G08LCF GE25S15/16UNCF RED20/10SCF TH12LRKDSCF DPR35LX G08LLCF GE25S1NPTCF RED20/12SCF TH12SMKDSCF DPR38S71X G08LMS GE25SMCF RED20/14SCF TH15LMKDSCF DPR38SX G08S71 GE25SMEDCF RED20/16SCF TR06/08/06LCF DPR42LX G08SCF GE25SR1/2ED71 RED20S/15LCF TR06/10/06LCF DV12L G10L71 GE25SR1/2EDCF RED20S/18LCF TR08/06/08LCF。
也就是说，伺服阀的主阀是靠前置级阀的输出压力来控制的，而前置级阀的压力则来自于伺服阀的入口p，假如p口的压力不足，前置级阀就不能输出足够的压力来推动主阀芯动作。
CTR3-050/M4A/GP1-0041/A11N
CTR3-075/M4A/GP1-0041/A11N
CTR3-035/P5.5/GP1-0041/A11N
CTR3-050/P5.5/GP1-0041/A11N
CTR3-075/P5.5/GP1-0041/A11N
CTR3-035/M5.5A/GP1-0041/A11N
CTR3-050/M5.5A/GP1-0041/A11N
CTR3-075/M5.5A/GP1-0041/A11N
CTR3-035/P7.5/GP1-0041/A11N
CTR3-050/P7.5/GP1-0041/A11N
CTR3-075/P7.5/GP1-0041/A11N
CTR3-035/M7.5A/GP1-0041/A11N
CTR3-050/M7.5A/GP1-0041/A11N
CTR3-075/M7.5A/GP1-0041/A11N
CTR3-035/P2.2/GP1-0061/A11N
CTR3-050/P2.2/GP1-0061/A11N
CTR3-075/P2.2/GP1-0061/A11N
CTR3-035/M2.2A/GP1-0061/A11N
CTR3-050/M2.2A/GP1-0061/A11N
CTR3-075/M2.2A/GP1-0061/A11N
CTR3-035/P3/GP1-0061/A11N
CTR3-050/P3/GP1-0061/A11N
CTR3-075/P3/GP1-0061/A11N
CTR3-035/M3A/GP1-0061/A11N
CTR3-050/M3A/GP1-0061/A11N
CTR3-075/M3A/GP1-0061/A11N
CTR3-035/P4/GP1-0061/A11N柱塞式计量泵J-X12/9.0变量叶片泵VP5F-A4-50S
柱塞式计量泵J-X12/9.0VQ425-156-22-F-RAAA-02
2、优化设计动臂油缸和液压泵造型，降低系统工作压力。
通过优化计算，动臂油缸采用标准系列80/4。液压泵排量由10ml/r提高为14ml/r，系统调定压力为14MPa，满足了动臂油缸举升力和速度要求。CTR3-075/M3A/GP2-0140/A11N
CTR3-035/P4/GP2-0140/A11N
CTR3-050/P4/GP2-0140/A11N
CTR3-075/P4/GP2-0140/A11N
CTR3-035/M4A/GP2-0140/A11N
CTR3-050/M4A/GP2-0140/A11N
CTR3-075/M4A/GP2-0140/A11N
CTR3-035/P5.5/GP2-0140/A11N
CTR3-050/P5.5/GP2-0140/A11N
CTR3-075/P5.5/GP2-0140/A11N
CTR3-035/M5.5A/GP2-0140/A11N
CTR3-050/M5.5A/GP2-0140/A11N
CTR3-075/M5.5A/GP2-0140/A11N
CTR3-035/P7.5/GP2-0140/A11N
CTR3-050/P7.5/GP2-0140/A11N
CTR3-075/P7.5/GP2-0140/A11N
CTR3-035/M7.5A/GP2-0140/A11N
CTR3-050/M7.5A/GP2-0140/A11N
CTR3-075/M7.5A/GP2-0140/A11N
CTR3-035/P2.2/GP2-0158/A11N
CTR3-050/P2.2/GP2-0158/A11N
CTR3-075/P2.2/GP2-0158/A11N
CTR3-035/M2.2A/GP2-0158/A11N
CTR3-050/M2.2A/GP2-0158/A11N
CTR3-075/M2.2A/GP2-0158/A11N
CTR3-035/P3/GP2-0158/A11N
CTR3-050/P3/GP2-0158/A11N
CTR3-075/P3/GP2-0158/A11N
