SystemParameters

class iesve.SystemParameters

Bases: object

get_schedules() → dict

Get a dictionary of schedules data. Possible dictionary entries:

• after_hours_operation

• contaminant_schedule_profile

• control_scheme

• design_max_flow_rate

• exhaust_fan_operation

• hvac_system_fan_operation_closed_periods

• hvac_system_fan_operation_occupied_hours_and_extension_periods

• is_link_operation_and_availability_profiles

• is_optimal_start

• minimum_outside_air_ventilation

• morning_startup_time

• percent_flow_during_unoccupied_hours

• system_availability

• system_availability_schedule

• system_occupancy_schedule

• system_operation_schedule

• zone_recirculation_fan_operation_closed_periods

• zone_recirculation_fan_operation_occupied_hours_and_extension_periods

get_system_parameters(layer_number: int) → dict

Get dictionary of system parameter data. Possible dictionary entries:

• air_density_correction_factor

• autosized_system_air_fan_max_flow_rate

• basis_for_system_outdoor_air_requirement

• chilled_water_loop_circuit

• cooling_coil_model_type

• cooling_coil_system_type

• direct_humidification_efficiency

• energy_recovery_latent_heat

• energy_recovery_option

• energy_recovery_power

• energy_recovery_sensible_heat

• heat_source_or_loop

• heating_coil_model_type

• heating_coil_system_type

• heating_mode_max

• indirect_humidification_efficiency

• is_direct_evaporative_cooling

• is_energy_recovery_exhaust_air_available

• is_energy_recovery_used

• is_indirect_evaporative_cooling

• is_one_hundred_percent_outside_air_system

• is_outdoor_air_economizer_dewpoint_temperature_high_limit

• is_outdoor_air_economizer_differential_enthalpy_limit

• is_outdoor_air_economizer_drybulb_temperature_high_limit

• is_outdoor_air_preheat_coil

• is_system_supply_air_dewpoint_temperature_high_limit

• is_system_supply_air_relative_humidity_low_limit

• outdoor_air_economizer_dewpoint_temperature_high_limit

• outdoor_air_economizer_differential_enthalpy_limit

• outdoor_air_economizer_drybulb_temperature_high_limit

• outdoor_air_intake_elevation

• outdoor_air_preheat_coil

• override_system_air_fan_autosizing

• prm_baseline_system_pressure_drop_adjustment

• reset_system_minimum_outside_air_per_zone

• system_average_outdoor_air_fraction_cooling

• system_average_outdoor_air_fraction_heating

• system_cooling_coil_minimum

• system_exhaust_airflow_per_zone_requirements

• system_exhaust_airflow_per_zone_requirements_per_area

• system_minimum_outdoor_air_intake

• system_minimum_outdoor_air_intake_make_up

• system_minimum_outdoor_air_intake_make_up_per_area

• system_minimum_outdoor_air_intake_per_area

• system_minimum_sat

• system_sat_reset

• system_supply_air_dewpoint_temperature_high_limit

• system_supply_air_relative_humidity_low_limit

• system_supply_fan_design_flow_rate

• system_supply_fan_design_flow_rate_per_area

• system_supply_fan_minimum_flow

• system_uncorrected_outdoor_air_requirement

• system_ventilation_efficiency

• total_zone_minimum_primary_outside_air_flow_rates

• ventilation_air_tampering_maximum

• ventilation_air_tampering_minimum

• ventilation_design_primary_airflow_cooling

• ventilation_design_primary_airflow_heating

get_zone_airflow_distribution(layer_number: int) → dict

Get dictionary of zone airflows, turndown & engineering checks data. Possible dictionary entries are:

• cooling_load_sensible

• cooling_load_latent

• heating_load

• ventilation_pct

• cooling_airflow_pct

• cooling_airflow

• heating_airflow

• ventilation_airflow

get_zone_airflows_turndown_engineering(layer_number: int) → dict

Get dictionary of zone airflows, turndown & engineering checks data. Possible dictionary entries are:

• active_beam_induced_air_ratio

• active_beam_or_induction_unit

• ashrae_621_voz_air_changes_per_hour

• ashrae_621_voz_volume_per_area

• ashrae_621_voz_volume_per_person

• ashrae_621_voz_volume_per_second

• constant_volume_cooling_airflow

• constant_volume_cooling_airflow_per_area

• constant_volume_heating_airflow

• constant_volume_heating_airflow_per_area

• constant_volume_primary_airflow

• constant_volume_primary_airflow_per_area

• cooling_design_load

• cooling_design_load_per_area

• cooling_design_load_per_area_inversed

• dcv_co2

• dcv_min

• doas_primary_airflow

• doas_primary_airflow_per_area

• dynamic_reset_of_system_minimum

• exhaust_airflow

• exhaust_airflow_per_area

• fpb_recirculated_airflow_percentage

• fpb_recirculated_airflow_percentage_used

• heating_design_load

• heating_design_load_per_area

• heating_design_load_per_area_inversed

• is_active_beam_layer

• is_dual_maximum_vav

• is_force_design_minimum_airflow_at_least_equal_to_required_ventilation_rate

• is_occupants_served_by_system_derived

• is_terminal_unit_fan_control

• is_ventilation_make_up_for_ea

• manually_specified_target_air_changes_per_hour

• manually_specified_target_volume_per_second

• manually_specified_target_volume_per_second_per_area

• manually_specified_target_volume_per_second_per_person

• min_primary_supply_airflow

• min_primary_supply_airflow_per_area

• minimum_outside_air

• minimum_outside_air_per_area

• minimum_outside_air_per_person

• minimum_primary_airflow

• minimum_primary_airflow_or_vav_turndown

• minimum_primary_airflow_per_area

• minimum_primary_airflow_turndown

• minimum_primary_airflow_turndown_per_area

• occupant_density

• occupant_number

• occupants_served_by_system

• outdoor_air_requirement_at_max_supply_airflow

• outdoor_air_requirement_at_minimum_supply_airflow

• recirculated_secondary_airflow_max

• recirculated_secondary_airflow_max_per_area

• recirculated_secondary_airflow_minimum

• recirculated_secondary_airflow_minimum_per_area

• required_make_up_air_changes_per_hour

• required_make_up_volume_per_second

• required_make_up_volume_per_second_per_area

• required_make_up_volume_per_second_per_person

• required_min_air_changes_per_hour

• required_min_volume_per_person

• required_min_volume_per_second

• required_min_volume_per_second_per_area

• requirement_as_percent_max_cooling_airflow

• requirement_as_percent_max_heating_airflow

• requirement_as_percent_minimum_airflow

• return_at_max_ea_min_airflow

• return_at_max_ea_min_airflow_per_area

• system_exhaust_airflow

• system_exhaust_airflow_per_area

• system_ventilation_efficiency

• terminal_fan_unit_control

• total_floor_area_served

• total_volume_served

• transfer_at_max_ea_min_airflow

• transfer_at_max_ea_min_airflow_per_area

• zone_floor_area

• zone_ventilation_max_total_required_air_changes_per_hour

• zone_ventilation_max_total_required_air_changes_per_second_per_person

• zone_ventilation_max_total_required_volume_per_second

• zone_ventilation_max_total_required_volume_per_second_per_area

• zone_volume

get_zone_loads_airflows(layer_number: int) → dict

Get dictionary of zone loads & supply airflows data. Possible dictionary entries:

• airside_cooling_load_after_room_contribution

• airside_heating_load_after_room_contribution

• cooling_adjusted_sat

• cooling_airflow_required_latent

• cooling_airflow_required_latent_per_area

• cooling_design_load_oversizing_factor

• cooling_design_loads_with_oversizing_latent

• cooling_design_loads_with_oversizing_sensible

• cooling_design_max_airflow

• cooling_design_max_airflow_per_area

• cooling_design_supply_air_temperature

• cooling_design_supply_delta_t

• cooling_design_temperature_for_airflow

• cooling_design_temperature_gain_for_airflow_sizing_used

• cooling_design_temperature_source

• cooling_design_zone_load_latent

• cooling_design_zone_load_sensible

• cooling_load_for_terminal_unit

• cooling_max_airflow_for_terminal_unit

• cooling_max_airflow_for_terminal_unit_per_area

• cooling_system_minimum_sat_used

• dual_maximum_vav

• heating_adjusted_sat

• heating_design_load_oversizing_factor

• heating_design_loads_with_oversizing

• heating_design_max_airflow

• heating_design_max_airflow_per_area

• heating_design_supply_air_temperature

• heating_design_supply_delta_t

• heating_design_temperature_for_airflow

• heating_design_temperature_gain_for_airflow_sizing_used

• heating_design_temperature_source

• heating_design_zone_load

• heating_load_for_terminal_unit

• heating_max_airflow_for_terminal_unit

• heating_max_airflow_for_terminal_unit_per_area

• heating_system_minimum_sat_used

• is_adjust_cooling_airflow

• is_adjust_heating_airflow

• is_allow_cooling_undersized

• is_allow_heating_undersized

• is_cooling_design_max_airflow_derived

• is_force_cooling_at_least_equal_to_ventilation_rate

• is_force_cooling_to_maintain_relative_humidity_setpoint

• is_force_heating_at_least_equal_to_ventilation_rate

• is_heating_design_max_airflow_derived

• percent_of_sat

• percent_of_sat_for_airflow_sizing_used

• percent_sensible_cooling_load

• percent_sensible_heating_load

• transfer_air_contribution_cooling

• transfer_air_contribution_heating

get_zone_temperature_humidity_equipment(layer_number: int) → dict

Get dictionary of zone temperature, humidity and equipment data. Possible dictionary entries:

• chilled_water_loop_circuit

• cooling_availability_schedule_profile_id

• cooling_coil_leaving_air_temperature

• cooling_coil_model_type

• cooling_coil_system_type

• cooling_control_throttling_range

• cooling_design_supply_air_temperature

• cooling_design_zone_air_temperature

• cooling_setback_setpoint

• cooling_setpoint

• cooling_setpoint_operation_schedule_used

• cooling_setpoint_switching_schedule_profile_id

• cooling_setpoint_variation

• cooling_source

• cooling_system_operation_schedule_used

• cooling_thermostat_temp_setpoint_used

• dehumidification

• heating_availability_schedule_profile_id

• heating_coil_leaving_air_temperature

• heating_coil_model_type

• heating_coil_system_type

• heating_control_throttling_range

• heating_design_supply_air_temperature

• heating_design_zone_air_temperature

• heating_setback_setpoint

• heating_setpoint

• heating_setpoint_operation_schedule_used

• heating_setpoint_switching_schedule_profile_id

• heating_setpoint_variation

• heating_source

• heating_system_operation_schedule_used

• heating_thermostat_temp_setpoint_used

• humidification

• is_force_cooling_airflow

• is_high_limit_only_when_outside_air_ventilation_engaged

• is_update_space_data

• system_level_cooling_equipment_used

• system_level_heating_equipment_used

• thermal_template

• zone_relative_humidity_high_limit

• zone_relative_humidity_low_limit

• zone_rh_high_limit_evaporated_cooling

get_zone_ventilation_exhaust(layer_number: int) → dict

Get dictionary of zone ventilation & exhaust data. Possible dictionary entries:

• 621_default_occupancy_per_are

• 621_default_occupancy_used

• 621_occupancy

• air_class

• ashrae_170_function_category

• ashrae_170_function_category_str

• ashrae_170_table

• ashrae_170_version

• ashrae_621_version

• basis_for_zone_outside_air_requirement

• breathing_zone

• breathing_zone_per_area

• cooling_air_distribution_effectiveness

• cooling_discharge_airflow

• cooling_discharge_outdoor_air_fraction

• cooling_percent_max_primary_airflow

• cooling_system_fraction_zone_recirculated_air

• cooling_zone_outdoor_airflow

• cooling_zone_outdoor_airflow_per_area

• cooling_zone_primary_air_fraction_of_total_discharge

• cooling_zone_primary_airflow

• cooling_zone_primary_airflow_pc_voz

• cooling_zone_primary_airflow_outdoor_air_fraction

• cooling_zone_ventilation_efficiency

• dcv_co2_band_maximum

• dcv_co2_band_minimum

• dcv_minimum_when_occupied_volume_per_second

• dcv_minimum_when_occupied_volume_per_second_per_area

• dcv_reduction_when_unoccupied_used

• dcv_via_sensors_used

• exhaust_air_change_requirement

• exhaust_air_change_requirement_air_changes_per_hour

• exhaust_air_change_requirement_data

• exhaust_air_change_requirement_unit

• exhaust_air_change_requirement_used

• exhaust_air_change_requirement_volume_per_second

• exhaust_air_change_requirement_volume_per_second_per_person

• exhaust_air_change_requirement_volume_per_second_per_square_area

• exhaust_air_change_requirement_volume_per_second_per_unit

• exhaust_air_occupancy_id

• exhaust_air_occupancy_units

• exhaust_air_occupancy_used

• exhaust_airflow

• exhaust_airflow_adjacent_space

• force_zone_exhaust_used

• force_zone_outside_air_used

• heating_air_distribution_effectiveness

• heating_discharge_airflow

• heating_discharge_outdoor_air_fraction

• heating_percent_max_primary_airflow

• heating_system_fraction_zone_recirculated_air

• heating_zone_outdoor_airflow

• heating_zone_outdoor_airflow_per_area

• heating_zone_primary_air_fraction_of_total_discharge

• heating_zone_primary_airflow

• heating_zone_primary_airflow_pc_voz

• heating_zone_primary_airflow_outdoor_air_fraction

• heating_zone_ventilation_efficiency

• is_dcv

• is_dcv_force_vav_fully_open

• is_percent_cooling_max_primary_airflow

• is_percent_heating_max_primary_airflow

• is_zone_supply_one_hundred_percent_transfer_air

• make_up_air_option

• make_up_air_transfer_percentage

• min_oa_airflow_ach

• min_oa_airflow

• min_total_air_ach

• min_total_airflow

• occupancy_category

• occupancy_category_str

• occupant_diversity

• occupant_diversity_factor

• outdoor_air_change_percent_requirement_volume

• outdoor_air_change_requirement_air_changes_per_hour

• outdoor_air_change_requirement_link

• outdoor_air_change_requirement_total_volume_per_second

• outdoor_air_change_requirement_used

• outdoor_air_change_requirement_volume

• outdoor_air_change_requirement_volume_per_second_per_area

• outdoor_air_change_requirement_volume_per_second_per_person

• pressurization

• primary_air_change_requirement

• primary_air_change_requirement_air_changes_per_hour

• primary_air_change_requirement_used

• primary_air_change_requirement_volume_per_second

• primary_air_change_requirement_volume_per_second_per_area

• primary_air_change_requirement_volume_per_second_per_person

• supply_air_transfer

• supply_air_transfer_used

• transfer_air_volume

• transfer_airflow_rate

• ventilation_coefficient_ra

• ventilation_coefficient_rp

• ventilation_increase

• ventilation_max_requirement

• ventilation_requirement