fix: COP calculation

- Fixed COP calculation by removing incorrect water flow division.
- Enhanced debug logging for thermal power calculation.
- Updated version references in Makefile, setup.cfg, const.py, and manifest.json.

Author: alepee

CHANGELOG.md

@@ -5,7 +5,13 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [1.5.0-b4] - 2024-01-14
+## [1.5.0-b5] - 2025-01-03
+
+### Fixed
+- Fixed COP calculation by removing incorrect water flow division
+- Added more detailed debug logging for thermal power calculation
+
+## [1.5.0-b4] - 2025-01-02
 
 ### Added
 - Added runtime and rest time sensors for both compressors

Makefile

@@ -1,4 +1,4 @@
-__VERSION__ = "1.5.0-b4"
+__VERSION__ = "1.5.0-b5"
 
 bump:
 	bump2version --allow-dirty --current-version $(__VERSION__) patch Makefile custom_components/hitachi_yutaki/const.py custom_components/hitachi_yutaki/manifest.json

custom_components/hitachi_yutaki/const.py

@@ -8,7 +8,7 @@
 MANUFACTURER = "Hitachi"
 GATEWAY_MODEL = "ATW-MBS-02"
 
-VERSION = "1.5.0-b4"
+VERSION = "1.5.0-b5"
 
 # Default values
 DEFAULT_NAME = "Hitachi Yutaki"

custom_components/hitachi_yutaki/manifest.json

@@ -13,5 +13,5 @@
   "requirements": [
     "pymodbus==3.6.9"
   ],
-  "version": "1.5.0-b4"
+  "version": "1.5.0-b5"
 }

custom_components/hitachi_yutaki/sensor.py

@@ -877,17 +877,17 @@ def _calculate_cop_values(self) -> tuple[float | None, float | None]:
             return None, None
 
         # Convert water flow and calculate thermal power
-        water_flow = water_flow / 10  # Convert to m³/h
         water_flow_kgs = water_flow * WATER_FLOW_TO_KGS
         delta_t = water_outlet - water_inlet
         thermal_power = abs(water_flow_kgs * WATER_SPECIFIC_HEAT * delta_t)
 
         _LOGGER.debug(
-            "Thermal power calculation: %.2f kW (%.2f kg/s * %.2f kJ/kg·K * %.1f K)",
+            "Thermal power calculation: %.2f kW (%.2f kg/s * %.2f kJ/kg·K * %.1f K) [flow=%.1f m³/h]",
             thermal_power,
             water_flow_kgs,
             WATER_SPECIFIC_HEAT,
             abs(delta_t),
+            water_flow,
         )
 
         # Get electrical power from entity if configured

setup.cfg

@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 1.5.0-b4
+current_version = 1.5.0-b5
 
 [flake8]
 exclude = .venv,.git,.tox,docs,venv,bin,lib,deps,build