Archived
43 lines
2.6 KiB
YAML
43 lines
2.6 KiB
YAML
- binary_sensor:
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- name: "DHW: Use Boiler Aux Heater"
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unique_id: "dhw_config_use_boiler_aux_heater"
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state: >
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{% set manual_on = states('input_boolean.dhw_aux_heater_manual_override') == 'on' %}
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{% set hp_aux_off = states('sensor.heat_pump_auxiliary_heater') != 'on' %}
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{% set boiler_aux_allowed = states('input_boolean.dhw_allow_aux_heater_usage') == 'on' %}
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{% set boiler_temp_ok = states('sensor.boiler_temp')|float < states('input_number.dhw_aux_heater_cut_off_temperature_threshold')|float %}
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{# allowed checks if the resistance is permitted to run, mostly to check we're not running both boiler and HP resistance at the same time #}
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{% set allowed = hp_aux_off and boiler_aux_allowed and boiler_temp_ok %}
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{# here go various other conditions that influence the decision to run the boiler auxiliary heater #}
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{# PV Excess to boiler - now using shadow thermostat #}
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{% set pv_excess = states('input_boolean.dhw_use_excess_pv_for_aux_heater') == 'on' and
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state_attr('climate.dhw_pv_excess_heating', 'hvac_action') == 'heating' %}
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{% set thermostat_activity_boost = state_attr('climate.boiler_temperature','preset_mode') == 'activity' and
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state_attr('climate.boiler_temperature','hvac_action') == 'heating'%}
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{% set thermostat_normal_boost = states('input_boolean.dhw_allow_aux_heater_in_all_modes') == 'on' and
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state_attr('climate.boiler_temperature','hvac_action') == 'heating'%}
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{{ manual_on or
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(allowed and (
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pv_excess or
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thermostat_activity_boost or
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thermostat_normal_boost
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)) }}
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- name: "DHW: PV Power Enough for Aux Heater "
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unique_id: "dhw_pv_power_enough_for_aux_heater"
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state: >
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{% set phase_buffer = states('input_number.dhw_pv_excess_usage_buffer')|float / 3 %}
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{% set phase_heater_power= states('input_number.dhw_aux_heater_power')|float /3 %}
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{% set turn_on_threshold = -1*(phase_buffer+phase_heater_power) %}
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{% if is_state('switch.boiler_heater_relay_switch_0', 'on') %}
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{{ states('sensor.deye_12_external_ct1_power')|float <= 0
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and states('sensor.deye_12_external_ct2_power')|float <= 0
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and states('sensor.deye_12_external_ct3_power')|float <= 0 }}
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{% else %}
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{{ states('sensor.deye_12_external_ct1_power')|float < turn_on_threshold
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and states('sensor.deye_12_external_ct2_power')|float < turn_on_threshold
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and states('sensor.deye_12_external_ct3_power')|float < turn_on_threshold }}
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{% endif %}
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device_class: power
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