modelFluidPower2MechTrans
Extends from Modelica.Mechanics.Translational.Interfaces.PartialCompliant (Compliant connection of two translational 1D flanges), OpenHydraulics.Interfaces.NPort (Two horizontally oriented fluid ports).
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Sizing | |||
| SI.Area | A | 0.01 | Area of piston |
| SI.AbsolutePressure | maxPressure | 3e7 | Maximum rated pressure |
| SI.Volume | residualVolume | 1e-6 | Volume remaining when s_rel<=0 |
| Integer | n_ports (from NPort) | Number of ports (min=1) | |
| Dynamics | |||
| Real | stopStiffness | maxPressure*A*A/residualVolume | stiffness when chamber becomes empty |
| Real | stopDamping | stopStiffness/10 | damping when chamber becomes empty |
| Initialization › Fluid | |||
| SI.AbsolutePressure | p_init (from PartialFluidComponent) | environment.p_ambient | Initial temperature of the component |
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| Flange_a | flange_a (from PartialTwoFlanges) | (left) driving flange (flange axis directed into cut plane, e. g. from left to right) | |
| Flange_b | flange_b (from PartialTwoFlanges) | (right) driven flange (flange axis directed out of cut plane) | |
| OpenHydraulics.Interfaces.FluidPort[n_ports] | port (from NPort) |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| SI.Volume | V | Volume of oil inside chamber | |
| SI.Mass | m | Mass of oil inside chamber | |
| SI.Power | Wmech | Mechanical work performed onto chamber | |
| SI.Velocity | v_rel | relative velocity | |
| SI.AbsolutePressure | p_vol | Oil pressure in the chamber | |
| SI.Position | s_rel (from PartialCompliant) | Relative distance (= flange_b.s - flange_a.s) | |
| SI.Force | f (from PartialCompliant) | Force between flanges (positive in direction of flange axis R) | |
| OpenHydraulics.Fluids.BaseClasses.PartialFluid | oil (from PartialFluidComponent) | This model must be defined in each circuit; the type must be a subtype of PartialFluid | |
| SI.AbsolutePressure[n_ports] | p (from NPort) | Oil properties at each port |