液压精品培训资料派克流量控制flowcontrol节流阀调速阀

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1、CHAPTER 11FLOW CONTROLSABFigure 11-1 Meter-in circuitCOPYRIGHT(2001) EATON CORPORATIONCMABFigure 11-2 Meter-in circuitCOPYRIGHT(2001) EATON CORPORATIONCFigure 11-3 Meter-in circuits do not control runaway loadsCOPYRIGHT(2001) EATON CORPORATIONCFigure 11-4 Locations for meter-in applicationsCOPYRIGHT

2、(2001) EATON CORPORATIONC1000psi10gpm1000 psiFigure 11-5 Meter-out circuitCOPYRIGHT(2001) EATON CORPORATIONCFi gur e 11.6 Locati ons for M eter -O ut Appl i cati onsCOPYRIGHT(1999) VICKERS, INCORPORATEDC2 sq. in.1 sq. In.1000 psi2000psi2000 lb force2000 lb force10gpm4 gpm8 gpm2 gpm1000 psiFigure 11-

3、7 Pressure intensification in meter-out circuitsCOPYRIGHT(2001) EATON CORPORATIONC2 sq. in.1 sq. in.1000 psi3000psi10gpm4 gpm8 gpm2 gpm1000 psi1000 lbFigure 11-8 Load pressure adds to intensificationCOPYRIGHT(2001) EATON CORPORATIONCFigure 11-9 Bleed-off circuitCOPYRIGHT(2001) EATON CORPORATIONCFigu

4、re 11-10 Locations for bleed-off applicationsCOPYRIGHT(2001) EATON CORPORATIONC10 gpm8 gpm2 gpm20 psi SpringOverloadRelief ValveFigure 11.11 Bypass type pressure-compensated flow controlCOPYRIGHT(2001) EATON CORPORATIONCCompensatorThrottleCheck20 psi SpringABCTemperatureCompensatingRodFigure 11-12 R

5、estrictor type pressure compensated flow controlCOPYRIGHT(2001) EATON CORPORATIONCProportional ValveHydrostat(Pressure Compensator)Figure 11-13 Proportional solenoid throttleCOPYRIGHT(2001) EATON CORPORATIONCXXFigure 11-14 Rapid advanceCOPYRIGHT(2001) EATON CORPORATIONCXXFigure 11-15 Deceleration to feed speedCOPYRIGHT(2001) EATON CORPORATIONCXXFigure 11-16 Rapid returnCOPYRIGHT(2001) EATON CORPORATIONCTankInletReg.PBATOutletInletOutletInletRestrictor TypeBy-pass TypeProportional Valvewith HydrostatFigure 11-17 Common flow control symbolsCOPYRIGHT(2001) EATON CORPORATIONC