1、be the firstHydraulic pumps and motorsName des Vortragendenbe the firstHYDRAULIC PUMPSDIFFERENCE BETWEEN VARIABLE AND FIXED DISPLACEMENT PUMPDIFFERENCE BETWEEN VARIABLE AND FIXED DISPLACEMENT PUMPNEEDED POWERNEEDED POWER050%100%Q max.Q max.100%50%0Power/energy lossFIXED DISPLACEMENT PUMPVARIABLE DIS
2、PLACEM.PUMP100%P100%PD PD P=Pressure gradient on the proportional valveD PPower/energy lossbe the firstRADIAL PISTON PUMPSET VALUE Q VALVE AMPLIFIER ELECTROHYDRAULIC ADJUSTMENTBOSCH PUMP WITH ELECTROHYDRAULIC ADJUSTMENTBOSCH PUMP WITH ELECTROHYDRAULIC ADJUSTMENTbe the firstRADIAL PISTON PUMP BF1BUEY
3、SU=20+D-Y13SUMBOSCH PUMP WITH ELECTROHYDRAULIC ADJUSTMENTBOSCH PUMP WITH ELECTROHYDRAULIC ADJUSTMENTbe the firstRADIAL PISTON PUMPADVANTAGES AS COMPARED WITHPRESSURE AND THROUGHPUT CLOSED LOOP CONTROLBosch pump Bosch pump withwithelectrohydraulicelectrohydraulic adjustmentadjustmentThe power/energy
4、loss of the throughput closed loop control is omitted here.As a result in low pressure range high accuracy.Linear pressure characteristic line up to low pressure setting values.Shorter floating times with low system pressurebe the firstAxial piston pump DFE(E)be the firstSCHEMATIC CIRCUITbe the firs
5、tAxial piston pump DFEEe.g.ES 11050/800 DUObe the firstZero Zero positionposition 1/4 1/4 revolutionrevolution 1/7 1/7 revolutionrevolution1515HYDRAULIC MOTORSAnnularAnnular geargear motormotorbe the firstHYDRAULIC MOTORSOil filling 2.3l OMV BLS90 or CASTROL LSX 90 or SHELL 90 LSAnnularAnnular geargear motormotorbe the firstHYDRAULIC MOTORSAnnularAnnular geargear motormotor
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