20f5235ecf
Index is a better name to describe a label index than ID which may be an integer, word or other means of identification.
314 lines
8.3 KiB
C++
314 lines
8.3 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration | Website: https://openfoam.org
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\\ / A nd | Copyright (C) 2011-2023 OpenFOAM Foundation
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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Class
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Foam::engineValve
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Description
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Foam::engineValve
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SourceFiles
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engineValve.C
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\*---------------------------------------------------------------------------*/
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#ifndef engineValve_H
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#define engineValve_H
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#include "fvMeshMoversEngine.H"
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#include "coordinateSystem.H"
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#include "polyPatchDynamicID.H"
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#include "Table.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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/*---------------------------------------------------------------------------*\
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Class engineValve Declaration
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\*---------------------------------------------------------------------------*/
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class engineValve
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{
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// Private Data
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//- Name of valve
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word name_;
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//- Reference to engine mesh mover
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const fvMeshMovers::engine& meshMover_;
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//- Coordinate system
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autoPtr<coordinateSystem> csPtr_;
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// Patch and zone names
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//- Valve bottom patch
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polyPatchDynamicID bottomPatch_;
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//- Valve poppet patch
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polyPatchDynamicID poppetPatch_;
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//- Valve stem patch
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polyPatchDynamicID stemPatch_;
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//- Valve curtain manifold patch
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polyPatchDynamicID curtainInPortPatch_;
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//- Valve curtain cylinder patch
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polyPatchDynamicID curtainInCylinderPatch_;
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//- Valve detach in cylinder patch
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polyPatchDynamicID detachInCylinderPatch_;
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//- Valve detach in port patch
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polyPatchDynamicID detachInPortPatch_;
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//- Faces to detach
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labelList detachFaces_;
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// Valve lift data
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//- Valve lift profile
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Function1s::Table<scalar> liftProfile_;
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//- Lift curve start angle
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scalar liftProfileStart_;
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//- Lift curve end angle
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scalar liftProfileEnd_;
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//- Minimum valve lift. On this lift the valve is considered closed
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const scalar minLift_;
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// Valve layering data
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//- Min top layer thickness
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const scalar minTopLayer_;
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//- Max top layer thickness
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const scalar maxTopLayer_;
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//- Min bottom layer thickness
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const scalar minBottomLayer_;
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//- Max bottom layer thickness
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const scalar maxBottomLayer_;
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//- Valve diameter
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const scalar diameter_;
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// Private Member Functions
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//- Adjust crank angle to drop within the limits of the lift profile
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scalar adjustCrankAngle(const scalar theta) const;
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public:
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// Constructors
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//- Construct from components
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engineValve
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(
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const word& name,
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const fvMeshMover& meshMover,
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const autoPtr<coordinateSystem>& valveCS,
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const word& bottomPatchName,
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const word& poppetPatchName,
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const word& stemPatchName,
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const word& curtainInPortPatchName,
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const word& curtainInCylinderPatchName,
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const word& detachInCylinderPatchName,
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const word& detachInPortPatchName,
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const labelList& detachFaces,
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const Function1s::Table<scalar>& liftProfile,
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const scalar minLift,
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const scalar minTopLayer,
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const scalar maxTopLayer,
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const scalar minBottomLayer,
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const scalar maxBottomLayer,
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const scalar diameter
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);
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//- Construct from dictionary
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engineValve
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(
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const word& name,
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const fvMeshMover& meshMover,
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const dictionary& dict
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);
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//- Disallow default bitwise copy construction
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engineValve(const engineValve&) = delete;
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// Member Functions
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//- Return name
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const word& name() const
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{
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return name_;
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}
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//- Return coordinate system
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const coordinateSystem& cs() const
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{
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return csPtr_();
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}
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//- Return lift profile
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const Function1s::Table<scalar>& liftProfile() const
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{
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return liftProfile_;
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}
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//- Return valve diameter
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scalar diameter() const
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{
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return diameter_;
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}
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// Valve patches
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//- Return ID of bottom patch
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const polyPatchDynamicID& bottomPatchIndex() const
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{
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return bottomPatch_;
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}
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//- Return ID of poppet patch
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const polyPatchDynamicID& poppetPatchIndex() const
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{
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return poppetPatch_;
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}
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//- Return ID of stem patch
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const polyPatchDynamicID& stemPatchIndex() const
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{
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return stemPatch_;
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}
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//- Return ID of curtain in cylinder patch
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const polyPatchDynamicID& curtainInCylinderPatchIndex() const
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{
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return curtainInCylinderPatch_;
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}
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//- Return ID of curtain in port patch
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const polyPatchDynamicID& curtainInPortPatchIndex() const
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{
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return curtainInPortPatch_;
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}
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//- Return ID of detach in cylinder patch
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const polyPatchDynamicID& detachInCylinderPatchIndex() const
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{
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return detachInCylinderPatch_;
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}
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//- Return ID of detach in port patch
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const polyPatchDynamicID& detachInPortPatchIndex() const
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{
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return detachInPortPatch_;
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}
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//- Return face labels of detach curtain
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const labelList& detachFaces() const
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{
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return detachFaces_;
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}
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// Valve layering thickness
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scalar minTopLayer() const
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{
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return minTopLayer_;
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}
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scalar maxTopLayer() const
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{
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return maxTopLayer_;
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}
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scalar minBottomLayer() const
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{
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return minBottomLayer_;
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}
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scalar maxBottomLayer() const
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{
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return maxBottomLayer_;
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}
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// Valve position and velocity
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//- Return valve lift given crank angle in degrees
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scalar lift(const scalar theta) const;
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//- Is the valve open?
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bool isOpen() const;
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//- Return current lift
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scalar curLift() const;
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//- Return valve velocity for current time-step
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scalar curVelocity() const;
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//- Return list of active patch labels for the valve head
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// (stem is excluded)
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labelList movingPatchIndices() const;
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//- Write dictionary
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void writeDict(Ostream&) const;
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// Member Operators
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//- Disallow default bitwise assignment
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void operator=(const engineValve&) = delete;
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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