Heating control using automations

README.md

Heating control

This Jinja template generates automations, groups and schedules for my heating system at home. I use Bosch Radiator Thermostat II valves and Zigbee temperature sensors.

The end result is generated automatically using the ha-jinja2config addon.

_heating.yml.j2

{% set rooms = [
  {
    'name': 'Living Room',
    'external_source': 'living_room_climate_temperature',
    'radiators': [ 'living_room_radiator' ],
    'temperature': {
      'off': 14, 
      'on': 17
    },
    'schedule': {
      'weekdays': [
        { 'from': '07:15', 'to': '22:00' }
      ],
      'weekend': [
        { 'from': '09:00', 'to': '23:00' }
      ]
    }
  },
  {
    'name': 'Bedroom',
    'external_source': 'bedroom_climate_temperature',
    'radiators': [ 'bedroom_radiator' ],
    'temperature': {
      'off': 14, 
      'on': 17
    },
    'schedule': {
      'weekdays': [
        { 'from': '07:00', 'to': '08:00' },
        { 'from': '22:00', 'to': '23:00' }
      ],
      'friday': [
        { 'from': '07:00', 'to': '08:00' },
        { 'from': '22:30', 'to': '23:30' }
      ],
      'weekend': [
        { 'from': '09:00', 'to': '10:00' },
        { 'from': '22:30', 'to': '23:30' }
      ],
      'sunday': [
        { 'from': '09:00', 'to': '10:00' },
        { 'from': '22:00', 'to': '23:30' }
      ]
    }
  }
] %}
{%- set ns = namespace(radiators=[]) -%}
{%- for room in rooms -%}
{%- set ns.radiators = ns.radiators + room.radiators -%}
{%- endfor -%}

automation heating:
    - alias: "Heating - Control"
      id: "heating_control"
      description: >
        Control the thermostats based on the schedule and home state.
      mode: restart
      triggers:
        - trigger: state
          entity_id:
            - binary_sensor.home_state_nearby_anyone
            {%- for room in rooms %}
            - schedule.{{ room.name|lower|replace(' ', '_') }}_heating{% endfor %}
      actions:
        {% for room in rooms %}
        - if:
            - condition: and
              conditions:
                - condition: state
                  entity_id: binary_sensor.home_state_nearby_anyone
                  state: "on"
                - condition: state
                  entity_id: schedule.{{ room.name|lower|replace(' ', '_') }}_heating
                  state: "on"
          then:
            - action: climate.set_temperature
              data:
                temperature: "{{ "{{" }} state_attr('schedule.{{ room.name|lower|replace(' ', '_') }}_heating', 'temperature') {{ "}}" }}"
                hvac_mode: heat
              target:
                entity_id: group.{{ room.name|lower|replace(' ', '_') }}_thermostat
          else:
            - action: climate.set_temperature
              data:
                temperature: {{ room.temperature.off }}
                hvac_mode: heat
              target:
                entity_id: group.{{ room.name|lower|replace(' ', '_') }}_thermostat
          {% endfor %}

    - alias: "Heating - External Temperature"
      id: "heating_set_external_temperature"
      description: >
        This will sync the temperature on the radiator valves to the external sensors.
      mode: restart
      triggers:
        {% for room in rooms %}
        - trigger: state
          entity_id:
            - "sensor.{{ room.external_source }}"
          variables:
            room: "{{ room.name|lower|replace(' ', '_') }}"
            radiators: {{ room.radiators }}
            external_source: "{{ room.external_source }}"
            external_sensor: "{{ "sensor." + room.external_source }}"
            schedule: "{{ room.name|lower|replace(' ', '_') }}_heating"
        - trigger: time
          at: input_datetime.{{ room.name|lower|replace(' ', '_') }}_heating_next_update
          variables:
            room: "{{ room.name|lower|replace(' ', '_') }}"
            radiators: {{ room.radiators }}
            external_source: "{{ room.external_source }}"
            external_sensor: "{{ "sensor." + room.external_source }}"
            schedule: "schedule.{{ room.name|lower|replace(' ', '_') }}_heating"
        {% endfor %}
      conditions:
      - condition: template
        value_template: >
          {{ "{{" }} (as_timestamp(now()) - as_timestamp(states.sensor[external_source].last_changed)) < 5400 {{ "}}" }}
      actions:
        - action: input_datetime.set_datetime
          target:
            entity_id: "{{ "{{" }} 'input_datetime.' + room + '_heating_next_update' {{ "}}" }}"
          data:
            timestamp: "{{ "{{" }} as_timestamp(now() + timedelta(minutes=29)) {{ "}}" }}"
        - action: number.set_value
          data:
            value: "{{ "{{" }} states(external_sensor) {{ "}}" }}"
          target:
            entity_id: "{{ "{{" }} radiators|map('regex_replace', '^', 'number.')|map('regex_replace', '$', '_remote_temperature')|list {{ "}}" }}"

    - alias: "Heating - Calibration"
      id: "heating_calibration"
      description: >
        When a radiator valve has reconnected and is waiting for a calbration,
        start the calibration process automatically.
      initial_state: true
      mode: restart
      triggers:
        {% for radiator in ns.radiators %}
        - trigger: state
          entity_id: sensor.{{ radiator }}_valve_adapt_status
          to: ready_to_calibrate
        {%- endfor %}
      actions:
        - action: switch.turn_on
          target:
            entity_id: "{{ "{{" }} trigger.entity_id|regex_replace('^sensor.', 'switch.')|regex_replace('_status$', '_process') {{ "}}" }}"

    - alias: "Heating - Error state"
      id: "heating_error"
      description: >
        Notify people whenever a radiator valve is in error state
      mode: restart
      triggers:
        {% for radiator in ns.radiators %}
        - trigger: state
          entity_id: sensor.{{ radiator }}_valve_adapt_status
          to: error
        {%- endfor %}
      actions:
        - action: notify.notify
          data:
            title: "Radiator valve error: {{ "{{" }} trigger.entity_id|regex_replace('^sensor.', '')|regex_replace('_status$', '') {{ "}}" }}"
            message: Please check the valve
            data:
              push:
                sound:
                  critical: 1

group:
  {% for room in rooms %}
  {{ room.name|lower|replace(' ', '_') }}_thermostat:
    name: "{{ room.name }} Thermostat"
    entities:
      {% for radiator in room.radiators %}
      - climate.{{ radiator }}{% endfor %}
  {% endfor %}

schedule:
  {% for room in rooms %}
  {{ room.name|lower|replace(' ', '_') }}_heating:
    name: "{{ room.name }}: Heating Schedule"
    {%- for day in ["monday", "tuesday", "wednesday", "thursday", "friday"] %}
    {{ day }}:
      {% for _block in room.schedule[day]|default(room.schedule.weekdays) %}
      - from: "{{ _block.from }}"
        to: "{{ _block.to }}"
        data:
          temperature: {{ _block.temperature|default(room.temperature.on) }}{% endfor %}
    {%- endfor %}
    {%- for day in ["saturday", "sunday"] %}
    {{ day }}:
      {% for _block in room.schedule[day]|default(room.schedule.weekend) %}
      - from: "{{ _block.from }}"
        to: "{{ _block.to }}"
        data:
          temperature: {{ _block.temperature|default(room.temperature.on) }}{% endfor %}
    {%- endfor %}
  {% endfor %}

input_datetime:
  {% for room in rooms %}
  {{ room.name|lower|replace(' ', '_') }}_heating_next_update:
    name: "{{ room.name }}: Heating - Next forced update"
    has_date: true
    has_time: true
  {% endfor %}

heating.yml

automation heating:
  - alias: "Heating - Control"
    id: "heating_control"
    description: >
      Control the thermostats based on the schedule and home state.
    mode: restart
    triggers:
      - trigger: state
        entity_id:
          - binary_sensor.home_state_nearby_anyone
          - schedule.living_room_heating
          - schedule.bedroom_heating
    actions:
      - if:
          - condition: and
            conditions:
              - condition: state
                entity_id: binary_sensor.home_state_nearby_anyone
                state: "on"
              - condition: state
                entity_id: schedule.living_room_heating
                state: "on"
        then:
          - action: climate.set_temperature
            data:
              temperature: "{{ state_attr('schedule.living_room_heating', 'temperature') }}"
              hvac_mode: heat
            target:
              entity_id: group.living_room_thermostat
        else:
          - action: climate.set_temperature
            data:
              temperature: 14
              hvac_mode: heat
            target:
              entity_id: group.living_room_thermostat

      - if:
          - condition: and
            conditions:
              - condition: state
                entity_id: binary_sensor.home_state_nearby_anyone
                state: "on"
              - condition: state
                entity_id: schedule.bedroom_heating
                state: "on"
        then:
          - action: climate.set_temperature
            data:
              temperature: "{{ state_attr('schedule.bedroom_heating', 'temperature') }}"
              hvac_mode: heat
            target:
              entity_id: group.bedroom_thermostat
        else:
          - action: climate.set_temperature
            data:
              temperature: 14
              hvac_mode: heat
            target:
              entity_id: group.bedroom_thermostat

  - alias: "Heating - External Temperature"
    id: "heating_set_external_temperature"
    description: >
      This will sync the temperature on the radiator valves to the external sensors.
    mode: restart
    triggers:
      - trigger: state
        entity_id:
          - "sensor.living_room_climate_temperature"
        variables:
          room: "living_room"
          radiators: ["living_room_radiator"]
          external_source: "living_room_climate_temperature"
          external_sensor: "sensor.living_room_climate_temperature"
          schedule: "living_room_heating"
      - trigger: time
        at: input_datetime.living_room_heating_next_update
        variables:
          room: "living_room"
          radiators: ["living_room_radiator"]
          external_source: "living_room_climate_temperature"
          external_sensor: "sensor.living_room_climate_temperature"
          schedule: "schedule.living_room_heating"

      - trigger: state
        entity_id:
          - "sensor.bedroom_climate_temperature"
        variables:
          room: "bedroom"
          radiators: ["bedroom_radiator"]
          external_source: "bedroom_climate_temperature"
          external_sensor: "sensor.bedroom_climate_temperature"
          schedule: "bedroom_heating"
      - trigger: time
        at: input_datetime.bedroom_heating_next_update
        variables:
          room: "bedroom"
          radiators: ["bedroom_radiator"]
          external_source: "bedroom_climate_temperature"
          external_sensor: "sensor.bedroom_climate_temperature"
          schedule: "schedule.bedroom_heating"

    conditions:
      - condition: template
        value_template: >
          {{ (as_timestamp(now()) - as_timestamp(states.sensor[external_source].last_changed)) < 5400 }}
    actions:
      - action: input_datetime.set_datetime
        target:
          entity_id: "{{ 'input_datetime.' + room + '_heating_next_update' }}"
        data:
          timestamp: "{{ as_timestamp(now() + timedelta(minutes=29)) }}"
      - action: number.set_value
        data:
          value: "{{ states(external_sensor) }}"
        target:
          entity_id: "{{ radiators|map('regex_replace', '^', 'number.')|map('regex_replace', '$', '_remote_temperature')|list }}"

  - alias: "Heating - Calibration"
    id: "heating_calibration"
    description: >
      When a radiator valve has reconnected and is waiting for a calbration,
      start the calibration process automatically.
    initial_state: true
    mode: restart
    triggers:
      - trigger: state
        entity_id: sensor.living_room_radiator_valve_adapt_status
        to: ready_to_calibrate
      - trigger: state
        entity_id: sensor.bedroom_radiator_valve_adapt_status
        to: ready_to_calibrate
    actions:
      - action: switch.turn_on
        target:
          entity_id: "{{ trigger.entity_id|regex_replace('^sensor.', 'switch.')|regex_replace('_status$', '_process') }}"

  - alias: "Heating - Error state"
    id: "heating_error"
    description: >
      Notify people whenever a radiator valve is in error state
    mode: restart
    triggers:
      - trigger: state
        entity_id: sensor.living_room_radiator_valve_adapt_status
        to: error
      - trigger: state
        entity_id: sensor.bedroom_radiator_valve_adapt_status
        to: error
    actions:
      - action: notify.notify
        data:
          title: "Radiator valve error: {{ trigger.entity_id|regex_replace('^sensor.', '')|regex_replace('_status$', '') }}"
          message: Please check the valve
          data:
            push:
              sound:
                critical: 1

group:
  living_room_thermostat:
    name: "Living Room Thermostat"
    entities:
      - climate.living_room_radiator

  bedroom_thermostat:
    name: "Bedroom Thermostat"
    entities:
      - climate.bedroom_radiator

schedule:
  living_room_heating:
    name: "Living Room: Heating Schedule"
    monday:
      - from: "07:15"
        to: "22:00"
        data:
          temperature: 17
    tuesday:
      - from: "07:15"
        to: "22:00"
        data:
          temperature: 17
    wednesday:
      - from: "07:15"
        to: "22:00"
        data:
          temperature: 17
    thursday:
      - from: "07:15"
        to: "22:00"
        data:
          temperature: 17
    friday:
      - from: "07:15"
        to: "22:00"
        data:
          temperature: 17
    saturday:
      - from: "09:00"
        to: "23:00"
        data:
          temperature: 17
    sunday:
      - from: "09:00"
        to: "23:00"
        data:
          temperature: 17

  bedroom_heating:
    name: "Bedroom: Heating Schedule"
    monday:
      - from: "07:00"
        to: "08:00"
        data:
          temperature: 17
      - from: "22:00"
        to: "23:00"
        data:
          temperature: 17
    tuesday:
      - from: "07:00"
        to: "08:00"
        data:
          temperature: 17
      - from: "22:00"
        to: "23:00"
        data:
          temperature: 17
    wednesday:
      - from: "07:00"
        to: "08:00"
        data:
          temperature: 17
      - from: "22:00"
        to: "23:00"
        data:
          temperature: 17
    thursday:
      - from: "07:00"
        to: "08:00"
        data:
          temperature: 17
      - from: "22:00"
        to: "23:00"
        data:
          temperature: 17
    friday:
      - from: "07:00"
        to: "08:00"
        data:
          temperature: 17
      - from: "22:30"
        to: "23:30"
        data:
          temperature: 17
    saturday:
      - from: "09:00"
        to: "10:00"
        data:
          temperature: 17
      - from: "22:30"
        to: "23:30"
        data:
          temperature: 17
    sunday:
      - from: "09:00"
        to: "10:00"
        data:
          temperature: 17
      - from: "22:00"
        to: "23:30"
        data:
          temperature: 17

input_datetime:
  living_room_heating_next_update:
    name: "Living Room: Heating - Next forced update"
    has_date: true
    has_time: true

  bedroom_heating_next_update:
    name: "Bedroom: Heating - Next forced update"
    has_date: true
    has_time: true