接入test_mql PN3节点管路闭合
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@@ -8,10 +8,18 @@ from PythonModels.components.amesim_pneumatic import (
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AmesimPneumaticOrifice,
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AmesimPneumaticVolume,
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)
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from PythonModels.components.amesim_pneumatic_line import AmesimPnl0001Pipe
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from PythonModels.components.amesim_pneumatic_line import (
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AmesimPnl0001Pipe,
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AmesimPnl0003Pipe,
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AmesimPnl00rPipe,
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)
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from PythonModels.core.medium import ThermodynamicProperties
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from PythonModels.core.ports import PortState
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from PythonModels.core.state import VolumeState
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from PythonModels.systems.test_mql_nodes import (
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TestMqlPneumaticNode3,
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TestMqlPneumaticNode3Balance,
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)
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@dataclass(frozen=True)
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@@ -82,6 +90,17 @@ class TestMqlPneumaticBoundaryCondition:
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)
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@dataclass(frozen=True)
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class TestMqlPneumaticFlowBoundaryCondition:
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mass_flow_kg_s: float
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temperature_k: float = 293.15
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def connected_enthalpy(self, gas: AmesimPneumaticGas) -> float:
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if self.temperature_k <= 0.0:
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raise ValueError("flow boundary temperature must be positive")
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return gas.specific_enthalpy(self.temperature_k)
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@dataclass(frozen=True)
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class TestMqlPneumaticChamberSegmentComponents:
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volume: AmesimPneumaticVolume
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@@ -142,6 +161,40 @@ class TestMqlPnl0001PairChamberSegmentSnapshot:
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outlet_line_to_chamber_flow: float
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@dataclass(frozen=True)
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class TestMqlPn3NodeChamberSegmentComponents:
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inlet_line: AmesimPnl0001Pipe
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outlet_line: AmesimPnl0001Pipe
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node_line: AmesimPnl0003Pipe
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node_resistance: AmesimPnl00rPipe
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node: TestMqlPneumaticNode3
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volume: AmesimPneumaticVolume
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inlet_orifice: AmesimPneumaticOrifice
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outlet_orifice: AmesimPneumaticOrifice
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spec: TestMqlPneumaticChamberSegmentSpec
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@dataclass(frozen=True)
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class TestMqlPn3NodeChamberSegmentSnapshot:
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inlet_line: ThermodynamicProperties
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chamber: ThermodynamicProperties
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outlet_line: ThermodynamicProperties
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node_line_port_1: ThermodynamicProperties
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node_line_port_2: ThermodynamicProperties
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inlet_node: ThermodynamicProperties
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resistance_boundary: ThermodynamicProperties
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node_balance: TestMqlPneumaticNode3Balance
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inlet_node_to_line_flow: float
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inlet_line_to_chamber_flow: float
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outlet_node_to_line_flow: float
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outlet_line_to_chamber_flow: float
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node_to_resistance_flow: float
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node_to_pnl0003_flow: float
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pnl0003_center_flow: float
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pnl0003_port_2_flow: float
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pnl0003_port_2_connected_h: float
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@dataclass(frozen=True)
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class TestMqlPneumaticBranchComponents:
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name: str
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@@ -774,3 +827,251 @@ class TestMqlPnl0001PairChamberSegmentClosure:
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*chamber_derivative.as_vector(),
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*outlet_derivative.as_vector(),
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]
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class TestMqlPn3NodeChamberSegmentClosure:
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"""Boundary-reduced chamber segment closed by one real PN3 node.
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``pneumatic_88`` supplies the PN3 primary pressure/temperature from its
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port-1 compliance. The node has no storage, so the sum of the port-1
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PNL00R flow and port-3 PNL0001 flow is written as the opposite port-1
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flow into the PNL0003 state.
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"""
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def __init__(
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self,
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*,
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components: TestMqlPn3NodeChamberSegmentComponents,
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inlet_node: TestMqlPneumaticBoundaryCondition,
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resistance_boundary: TestMqlPneumaticBoundaryCondition,
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pnl0003_port_2_flow: TestMqlPneumaticFlowBoundaryCondition,
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) -> None:
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self.components = components
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self.inlet_node = inlet_node
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self.resistance_boundary = resistance_boundary
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self.pnl0003_port_2_flow = pnl0003_port_2_flow
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def initial_state_vector(self) -> list[float]:
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return [
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*self.components.inlet_line.get_state_vector(),
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*self.components.volume.get_state_vector(),
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*self.components.outlet_line.get_state_vector(),
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*self.components.node_line.get_state_vector(),
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]
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def apply_state_vector(self, values: list[float]) -> None:
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if len(values) != 10:
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raise ValueError("PN3 node/chamber segment state vector requires ten values")
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self.components.inlet_line.set_state_vector(values[:2])
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self.components.volume.set_state_vector(values[2:4])
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self.components.outlet_line.set_state_vector(values[4:6])
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self.components.node_line.set_state_vector(values[6:])
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def snapshot(
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self,
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state_vector: list[float] | None = None,
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) -> TestMqlPn3NodeChamberSegmentSnapshot:
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if state_vector is not None:
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self.apply_state_vector(state_vector)
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inlet_line = self.components.inlet_line.properties()
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chamber = self.components.volume.properties()
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outlet_line = self.components.outlet_line.properties()
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node_line_port_1 = self.components.node_line.properties_1()
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node_line_port_2 = self.components.node_line.properties_2()
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inlet_node = self.inlet_node.properties(self.components.inlet_line.gas)
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resistance_boundary = self.resistance_boundary.properties(
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self.components.node_resistance.gas
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)
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inlet_node_to_line_flow = self.components.inlet_line.resistance_mass_flow(
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port_1_pressure_pa=inlet_node.p,
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port_1_temperature_k=inlet_node.T,
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)
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outlet_node_to_line_flow = self.components.outlet_line.resistance_mass_flow(
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port_1_pressure_pa=node_line_port_1.p,
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port_1_temperature_k=node_line_port_1.T,
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)
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inlet_line_to_chamber_flow = self._line_to_chamber_flow(
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line=inlet_line,
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chamber=chamber,
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orifice=self.components.inlet_orifice,
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)
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outlet_line_to_chamber_flow = self._line_to_chamber_flow(
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line=outlet_line,
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chamber=chamber,
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orifice=self.components.outlet_orifice,
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)
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node_to_resistance_flow = self.components.node_resistance.mass_flow(
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port_1_pressure_pa=node_line_port_1.p,
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port_1_temperature_k=node_line_port_1.T,
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port_2_pressure_pa=resistance_boundary.p,
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port_2_temperature_k=resistance_boundary.T,
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)
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node_balance = self.components.node.balance(
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port_2_temperature_k=node_line_port_1.T,
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port_2_pressure_pa=node_line_port_1.p,
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port_1_enthalpy_flow_w=self._enthalpy_flow_from_node(
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flow_kg_s=node_to_resistance_flow,
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node_h=node_line_port_1.h,
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connected_h=resistance_boundary.h,
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),
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port_1_mass_flow_g_s=node_to_resistance_flow * 1.0e3,
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port_3_enthalpy_flow_w=self._enthalpy_flow_from_node(
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flow_kg_s=outlet_node_to_line_flow,
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node_h=node_line_port_1.h,
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connected_h=outlet_line.h,
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),
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port_3_mass_flow_g_s=outlet_node_to_line_flow * 1.0e3,
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)
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node_to_pnl0003_flow = -node_balance.port_2_mass_flow_g_s * 1.0e-3
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pnl0003_center_flow = self.components.node_line.resistance_mass_flow()
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pnl0003_port_2_connected_h = self.pnl0003_port_2_flow.connected_enthalpy(
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self.components.node_line.gas
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)
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snapshot = TestMqlPn3NodeChamberSegmentSnapshot(
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inlet_line=inlet_line,
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chamber=chamber,
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outlet_line=outlet_line,
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node_line_port_1=node_line_port_1,
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node_line_port_2=node_line_port_2,
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inlet_node=inlet_node,
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resistance_boundary=resistance_boundary,
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node_balance=node_balance,
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inlet_node_to_line_flow=inlet_node_to_line_flow,
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inlet_line_to_chamber_flow=inlet_line_to_chamber_flow,
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outlet_node_to_line_flow=outlet_node_to_line_flow,
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outlet_line_to_chamber_flow=outlet_line_to_chamber_flow,
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node_to_resistance_flow=node_to_resistance_flow,
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node_to_pnl0003_flow=node_to_pnl0003_flow,
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pnl0003_center_flow=pnl0003_center_flow,
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pnl0003_port_2_flow=self.pnl0003_port_2_flow.mass_flow_kg_s,
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pnl0003_port_2_connected_h=pnl0003_port_2_connected_h,
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)
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self._write_port_states(snapshot)
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return snapshot
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@staticmethod
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def _line_to_chamber_flow(
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*,
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line: ThermodynamicProperties,
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chamber: ThermodynamicProperties,
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orifice: AmesimPneumaticOrifice,
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) -> float:
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return TestMqlPnl0001PairChamberSegmentClosure._line_to_chamber_flow(
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line=line,
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chamber=chamber,
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orifice=orifice,
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)
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@staticmethod
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def _port(
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component: AmesimPneumaticVolume | AmesimPneumaticOrifice,
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port_name: str,
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) -> PortState:
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return TestMqlPneumaticChamberSegmentClosure._port(component, port_name)
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@staticmethod
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def _enthalpy_flow_from_node(
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*,
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flow_kg_s: float,
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node_h: float,
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connected_h: float,
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) -> float:
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return flow_kg_s * (node_h if flow_kg_s >= 0.0 else connected_h)
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def _write_port_states(
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self,
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snapshot: TestMqlPn3NodeChamberSegmentSnapshot,
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) -> None:
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spec = self.components.spec
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chamber = self.components.volume
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chamber_inlet_port = self._port(chamber, spec.volume_inlet_port)
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chamber_outlet_port = self._port(chamber, spec.volume_outlet_port)
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TestMqlPnl0001PairChamberSegmentClosure._write_line_side(
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self,
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line=self.components.inlet_line,
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line_properties=snapshot.inlet_line,
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node_properties=snapshot.inlet_node,
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node_to_line_flow=snapshot.inlet_node_to_line_flow,
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line_to_chamber_flow=snapshot.inlet_line_to_chamber_flow,
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orifice=self.components.inlet_orifice,
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orifice_boundary_port=spec.inlet_orifice_boundary_port,
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orifice_volume_port=spec.inlet_orifice_volume_port,
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chamber_port=chamber_inlet_port,
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chamber_properties=snapshot.chamber,
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)
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TestMqlPnl0001PairChamberSegmentClosure._write_line_side(
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self,
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line=self.components.outlet_line,
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line_properties=snapshot.outlet_line,
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node_properties=snapshot.node_line_port_1,
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node_to_line_flow=snapshot.outlet_node_to_line_flow,
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line_to_chamber_flow=snapshot.outlet_line_to_chamber_flow,
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orifice=self.components.outlet_orifice,
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orifice_boundary_port=spec.outlet_orifice_boundary_port,
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orifice_volume_port=spec.outlet_orifice_volume_port,
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chamber_port=chamber_outlet_port,
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chamber_properties=snapshot.chamber,
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)
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node_line = self.components.node_line
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node_line.port_1.p = snapshot.node_line_port_1.p
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node_line.port_1.m_flow = snapshot.node_to_pnl0003_flow
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node_line.port_1.h_outflow = snapshot.node_line_port_1.h
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node_line.port_2.p = snapshot.node_line_port_2.p
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node_line.port_2.m_flow = snapshot.pnl0003_port_2_flow
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node_line.port_2.h_outflow = snapshot.node_line_port_2.h
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resistance = self.components.node_resistance
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resistance.port_1.p = snapshot.node_line_port_1.p
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resistance.port_1.m_flow = snapshot.node_to_resistance_flow
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resistance.port_1.h_outflow = snapshot.node_line_port_1.h
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resistance.port_2.p = snapshot.resistance_boundary.p
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resistance.port_2.m_flow = -snapshot.node_to_resistance_flow
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resistance.port_2.h_outflow = snapshot.resistance_boundary.h
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def rhs(self, state_vector: list[float]) -> list[float]:
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snapshot = self.snapshot(state_vector)
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inlet_derivative = self.components.inlet_line.derivatives_from_connections(
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port_1_m_flow=snapshot.inlet_node_to_line_flow,
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connected_h_1=snapshot.inlet_node.h,
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port_2_m_flow=-snapshot.inlet_line_to_chamber_flow,
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connected_h_2=snapshot.chamber.h,
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)
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outlet_derivative = self.components.outlet_line.derivatives_from_connections(
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port_1_m_flow=snapshot.outlet_node_to_line_flow,
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connected_h_1=snapshot.node_line_port_1.h,
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port_2_m_flow=-snapshot.outlet_line_to_chamber_flow,
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connected_h_2=snapshot.chamber.h,
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)
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chamber = self.components.volume
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spec = self.components.spec
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chamber_derivative = chamber.derivatives_from_two_connections(
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port_a_m_flow=self._port(chamber, "port_1").m_flow,
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connected_h_a=(
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snapshot.inlet_line.h
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if spec.volume_inlet_port == "port_1"
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else snapshot.outlet_line.h
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),
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port_b_m_flow=self._port(chamber, "port_2").m_flow,
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connected_h_b=(
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snapshot.inlet_line.h
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if spec.volume_inlet_port == "port_2"
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else snapshot.outlet_line.h
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),
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internal_h=snapshot.chamber.h,
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)
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node_line_derivative_1, node_line_derivative_2 = (
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self.components.node_line.derivatives_from_connections(
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port_1_m_flow=snapshot.node_to_pnl0003_flow,
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connected_h_1=snapshot.node_line_port_1.h,
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port_2_m_flow=snapshot.pnl0003_port_2_flow,
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connected_h_2=snapshot.pnl0003_port_2_connected_h,
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)
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)
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return [
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*inlet_derivative.as_vector(),
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*chamber_derivative.as_vector(),
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*outlet_derivative.as_vector(),
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*node_line_derivative_1.as_vector(),
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*node_line_derivative_2.as_vector(),
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]
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