Completely new Energy monitoring, with cumulative import, export and consumption.

sensors.yaml

@@ -69,3 +69,26 @@
         friendly_name: "Sun Setting Template"
         value_template: "{{ as_timestamp(states.sun.sun.attributes.next_setting) | timestamp_custom ('%H:%M') }}"
 
+  # Sensor for Riemann sum of energy import (W -> Wh)
+  - platform: integration
+    source: sensor.power_import
+    name: energy_import_sum
+    unit_prefix: k
+    round: 2
+    method: left
+
+  # Sensor for Riemann sum of energy export (W -> Wh)
+  - platform: integration
+    source: sensor.power_export
+    name: energy_export_sum
+    unit_prefix: k
+    round: 2
+    method: left
+
+  # Sensor for Riemann sum of energy consumption (W -> Wh)
+  - platform: integration
+    source: sensor.power_consumption
+    name: energy_consumption_sum
+    unit_prefix: k
+    round: 2
+    method: left