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Hydraulic Equipment

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Load Sensing Valve

1. Secondary pressure feedback system with reducing valve

Secondary pressure feedback system with reducing valve

2. Self-load pressure-dependent pressure compensating valve

Self-load pressure-dependent pressure compensating valve

Self-load pressure-dependent pressure compensating valve

A2=A3=A , k=A/A1
PINA1=PLSA2+PLA3
P=PIN-PL=kPLS-(1-k)+PL


PIN : Pressure at upper stream
PL : Loaded pressure
PLS : Secondary pressure through regulator Valve(=P-PLmax)
PLmax : Maximum loaded pressure
k : Area ratio
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