feat: link turbine output to transferred heat

src/reactor_sim/consumer.py

@@ -14,6 +14,7 @@ class ElectricalConsumer:
     demand_mw: float
     online: bool = False
     power_received_mw: float = 0.0
+    _under_supply_logged: bool = False
 
     def request_power(self) -> float:
         return self.demand_mw if self.online else 0.0
@@ -30,11 +31,16 @@ class ElectricalConsumer:
 
     def update_power_received(self, supplied_mw: float) -> None:
         self.power_received_mw = supplied_mw
-        if supplied_mw < self.request_power():
-            LOGGER.warning(
-                "%s under-supplied: %.1f/%.1f MW",
-                self.name,
-                supplied_mw,
-                self.request_power(),
-            )
-
+        if supplied_mw + 1e-6 < self.request_power():
+            if not self._under_supply_logged:
+                LOGGER.warning(
+                    "%s under-supplied: %.1f/%.1f MW",
+                    self.name,
+                    supplied_mw,
+                    self.request_power(),
+                )
+                self._under_supply_logged = True
+        else:
+            if self._under_supply_logged:
+                LOGGER.info("%s demand satisfied", self.name)
+            self._under_supply_logged = False