优化压力流量求解并达到四路性能门槛

app/simulation/components/amesim/mechanical/pistons.py

@@ -154,6 +154,22 @@ class AmesimPnrp17(AlgebraicComponent):
     def pressure_force(self) -> float:
         return (self.port_1.p - AMESIM_REFERENCE_PRESSURE_PA) * self.effective_area
 
+    def pressure_flow_equation_values(self) -> tuple[float, ...]:
+        values = [self.port_1.m_flow]
+        effort_pairs = (("port_2", "port_5"), ("port_3", "port_4"))
+        for first_name, second_name in effort_pairs:
+            first = self.get_port(first_name)
+            second = self.get_port(second_name)
+            values.extend((first.x - second.x, first.v - second.v))
+        force = self.pressure_force
+        values.extend(
+            (
+                self.port_2.f + self.port_5.f + force,
+                self.port_3.f + self.port_4.f - force,
+            )
+        )
+        return tuple(values)
+
     def pressure_flow_equation_residuals(self) -> tuple[EquationResidual, ...]:
         effort_pairs = (("port_2", "port_5"), ("port_3", "port_4"))
         residuals: list[EquationResidual] = [