验收四路模型并优化拓扑求解性能

app/simulation/components/amesim/flow/pipes.py

@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 from collections.abc import Mapping
+from functools import lru_cache
 from math import isclose, log, log10, pi, sqrt, tanh
 
 from app.simulation.components.amesim.gases import (
@@ -47,7 +48,7 @@ class AmesimPnl00r(AlgebraicComponent):
     """
 
     MODEL_TYPE = "amesim_pnl00r"
-    MODEL_VERSION = "0.2.0"
+    MODEL_VERSION = "0.3.0"
     PORTS = (
         PortDefinition.pneumatic("port_1", nominal_role="bidirectional"),
         PortDefinition.pneumatic("port_2", nominal_role="bidirectional"),
@@ -217,8 +218,12 @@ class AmesimPnl00r(AlgebraicComponent):
         if self.rr <= 0.0:
             turbulent = smooth_turbulent
         else:
+            # Nikuradse's fully rough asymptote is the Re-independent limit
+            # of Colebrook. Haaland's rounded all-regime approximation is
+            # about 0.2003% high at the test_mql roughness values, enough to
+            # bias its long high-Re PNL0001 filling transient.
             fully_rough = 1.0 / (
-                -1.8 * log10((self.rr / 3.7) ** 1.11)
+                -2.0 * log10(self.rr / 3.7)
             ) ** 2
             roughness_reynolds = reynolds_number * self.rr
             roughness_weight = roughness_reynolds * roughness_reynolds / (
@@ -351,7 +356,7 @@ class AmesimPnl0001(ThermodynamicVolumeComponent):
     """AMESim PNL0001 C-R pneumatic pipe with compressibility and friction."""
 
     MODEL_TYPE = "amesim_pnl0001"
-    MODEL_VERSION = "0.3.0"
+    MODEL_VERSION = "0.4.0"
     PORTS = (
         PortDefinition.pneumatic("port_1", nominal_role="bidirectional"),
         PortDefinition.pneumatic("port_2", nominal_role="bidirectional"),
@@ -685,6 +690,7 @@ class AmesimPnl0001(ThermodynamicVolumeComponent):
                 upper = middle
         return 0.5 * (lower + upper)
 
+    @lru_cache(maxsize=32768)
     def _one_way_pn2pipefr_mass_flow(
         self,
         *,
@@ -890,7 +896,7 @@ class AmesimPnl0002(AmesimPnl0001):
     """AMESim PNL0002 R-C-R pneumatic pipe with one center compliance."""
 
     MODEL_TYPE = "amesim_pnl0002"
-    MODEL_VERSION = "0.5.0"
+    MODEL_VERSION = "0.6.0"
     PORTS = (
         PortDefinition.pneumatic("port_1", nominal_role="bidirectional"),
         PortDefinition.pneumatic("port_2", nominal_role="bidirectional"),
@@ -1123,7 +1129,7 @@ class AmesimPnl0003(DynamicComponent):
 
     state_size = 4
     MODEL_TYPE = "amesim_pnl0003"
-    MODEL_VERSION = "0.3.0"
+    MODEL_VERSION = "0.4.0"
     PORTS = (
         PortDefinition.pneumatic("port_1", nominal_role="bidirectional"),
         PortDefinition.pneumatic("port_2", nominal_role="bidirectional"),