WOLFRAM SYSTEM MODELER

PressureCompensatingValveNormallyClosed

Static pressure compensating valve

Diagram

In[1]:=

SystemModel["Hydraulic.Valves.PressureControl.Internal.PressureCompensatingValveNormallyClosed"]

Out[1]:=

This is a static model of a pressure compensating valve.

This model does not contain lumped volumes, so it does not integrate the flow and compute the pressure at the ports.

medium	Value: Oil() Type: Medium Description: Medium in the component
Gleak	Value: 1e-020 Type: PressureDependentLeakage (m³/(s⋅Pa)) Description: Leakage between orifices
pMax	Value: 21000000.0 Type: Pressure (Pa) Description: Pressure when valve is fully closed
pMin	Value: 20000000.0 Type: Pressure (Pa) Description: Pressure when valve starts to close
t1	Value: 0.1 Type: Time (s) Description: Time constant for first-order system
AMax	Value: 0.01 Type: Area (m²) Description: Maximum opening area
Cd	Value: 0.62 Type: Real Description: Coefficient of discharge for the opening

	port_b	Type: Port_b Description: Port for hydraulic fluid (unfilled icon)
	port_a	Type: Port_a Description: Port for hydraulic fluid (filled icon)
	port_close	Type: Port_a Description: Port for hydraulic fluid (filled icon)
	port_open	Type: Port_b Description: Port for hydraulic fluid (unfilled icon)

	medium	Type: Medium Description: Medium in the component
	flowAB	Type: ControlledOrifice Description: Controlled restriction
	spool	Type: SpoolH Description: Model of a hydraulic spool
	limiter	Type: Limiter Description: Limit the range of a signal

	CompoundReliefValve Hydraulic.Valves.PressureControl Pilot-operated relief valve
	SequenceValve Hydraulic.Valves.PressureControl Pressure valve, controlled by the pressure at port_a
	PilotOperatedSequenceValve Hydraulic.Valves.PressureControl Pressure valve, controlled by the pressure at the port_pilot
	PressureCompensatingValveNormallyClosed Hydraulic.Valves.PressureControl Pressure valve, controlled by the pressure difference between the ports

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