def test_lighting_setability():
"""Test the setting of properties of Lighting."""
simple_office = ScheduleDay(
'Simple Weekday Light', [0, 1, 0],
[Time(0, 0), Time(9, 0), Time(17, 0)])
schedule = ScheduleRuleset('Office Lighting', simple_office, None,
schedule_types.fractional)
constant = ScheduleRuleset.from_constant_value('Constant Light', 1,
schedule_types.fractional)
lighting = Lighting('Open Office Zone Lighting', 10, schedule)
lighting.identifier = 'Office Zone Lighting'
assert lighting.identifier == 'Office Zone Lighting'
lighting.watts_per_area = 6
assert lighting.watts_per_area == 6
lighting.schedule = constant
assert lighting.schedule == constant
assert lighting.schedule.values() == [1] * 8760
lighting.return_air_fraction = 0.1
assert lighting.return_air_fraction == 0.1
lighting.radiant_fraction = 0.4
assert lighting.radiant_fraction == 0.4
lighting.visible_fraction = 0.2
assert lighting.visible_fraction == 0.2
lighting.baseline_watts_per_area = 5.0
assert lighting.baseline_watts_per_area == 5.0
except ImportError as e:
raise ImportError('\nFailed to import honeybee_energy:\n\t{}'.format(e))
try:
from ladybug_rhino.grasshopper import all_required_inputs
except ImportError as e:
raise ImportError('\nFailed to import ladybug_rhino:\n\t{}'.format(e))
if all_required_inputs(ghenv.Component):
# make a default Lighting name if none is provided
name = clean_and_id_ep_string('Lighting') if _name_ is None else \
clean_ep_string(_name_)
# get the schedule
if isinstance(_schedule, str):
_schedule = schedule_by_identifier(_schedule)
# get default radiant, visible, and return fractions
return_fract_ = return_fract_ if return_fract_ is not None else 0.0
_radiant_fract_ = _radiant_fract_ if _radiant_fract_ is not None else 0.32
_visible_fract_ = _visible_fract_ if _visible_fract_ is not None else 0.25
# create the Lighting object
lighting = Lighting(name, _watts_per_area, _schedule,
return_fract_, _radiant_fract_, _visible_fract_)
if _name_ is not None:
lighting.display_name = _name_
if baseline_ is not None:
lighting.baseline_watts_per_area = baseline_
def from_standards_dict(cls, data):
"""Create a ProgramType from an OpenStudio standards gem dictionary.
Args:
data: An OpenStudio standards dictionary of a space type in the
format below.
.. code-block:: python
{
"template": "90.1-2013",
"building_type": "Office",
"space_type": "MediumOffice - OpenOffice",
"lighting_standard": "ASHRAE 90.1-2013",
"lighting_per_area": 0.98,
"lighting_per_person": None,
"additional_lighting_per_area": None,
"lighting_fraction_to_return_air": 0.0,
"lighting_fraction_radiant": 0.7,
"lighting_fraction_visible": 0.2,
"lighting_schedule": "OfficeMedium BLDG_LIGHT_SCH_2013",
"ventilation_standard": "ASHRAE 62.1-2007",
"ventilation_primary_space_type": "Office Buildings",
"ventilation_secondary_space_type": "Office space",
"ventilation_per_area": 0.06,
"ventilation_per_person": 5.0,
"ventilation_air_changes": None,
"minimum_total_air_changes": None,
"occupancy_per_area": 5.25,
"occupancy_schedule": "OfficeMedium BLDG_OCC_SCH",
"occupancy_activity_schedule": "OfficeMedium ACTIVITY_SCH",
"infiltration_per_exterior_area": 0.0446,
"infiltration_schedule": "OfficeMedium INFIL_SCH_PNNL",
"gas_equipment_per_area": None,
"gas_equipment_fraction_latent": None,
"gas_equipment_fraction_radiant": None,
"gas_equipment_fraction_lost": None,
"gas_equipment_schedule": None,
"electric_equipment_per_area": 0.96,
"electric_equipment_fraction_latent": 0.0,
"electric_equipment_fraction_radiant": 0.5,
"electric_equipment_fraction_lost": 0.0,
"electric_equipment_schedule": "OfficeMedium BLDG_EQUIP_SCH_2013",
"heating_setpoint_schedule": "OfficeMedium HTGSETP_SCH_YES_OPTIMUM",
"cooling_setpoint_schedule": "OfficeMedium CLGSETP_SCH_YES_OPTIMUM"
}
"""
pr_type_identifier = data['space_type']
people = None
lighting = None
electric_equipment = None
gas_equipment = None
hot_water = None
infiltration = None
ventilation = None
setpoint = None
if 'occupancy_schedule' in data and data['occupancy_schedule'] is not None and \
'occupancy_per_area' in data and data['occupancy_per_area'] != 0:
occ_sched = sch_lib.schedule_by_identifier(data['occupancy_schedule'])
act_sched = sch_lib.schedule_by_identifier(
data['occupancy_activity_schedule'])
occ_density = data['occupancy_per_area'] / 92.903
people = People('{}_People'.format(pr_type_identifier), occ_density,
occ_sched, act_sched)
if 'lighting_schedule' in data and data['lighting_schedule'] is not None:
light_sched = sch_lib.schedule_by_identifier(data['lighting_schedule'])
try:
lpd = data['lighting_per_area'] * 10.7639
except (TypeError, KeyError):
lpd = 0 # there's a schedule but no actual load object
try:
raf = data['lighting_fraction_to_return_air']
except KeyError:
raf = 0
try:
lfr = data['lighting_fraction_radiant']
except KeyError:
lfr = 0.32
try:
lfv = data['lighting_fraction_visible']
except KeyError:
lfv = 0.25
lighting = Lighting('{}_Lighting'.format(pr_type_identifier), lpd,
light_sched, raf, lfr, lfv)
lighting.baseline_watts_per_area = lpd
if 'electric_equipment_schedule' in data and \
data['electric_equipment_schedule'] is not None:
eequip_sched = sch_lib.schedule_by_identifier(
data['electric_equipment_schedule'])
try:
eepd = data['electric_equipment_per_area'] * 10.7639
except KeyError:
eepd = 0 # there's a schedule but no actual load object
electric_equipment = ElectricEquipment(
'{}_Electric'.format(pr_type_identifier), eepd, eequip_sched,
data['electric_equipment_fraction_radiant'],
data['electric_equipment_fraction_latent'],
data['electric_equipment_fraction_lost'])
if 'gas_equipment_schedule' in data and \
data['gas_equipment_schedule'] is not None:
gequip_sched = sch_lib.schedule_by_identifier(
data['gas_equipment_schedule'])
try:
gepd = data['gas_equipment_per_area'] * 3.15459
except (TypeError, KeyError):
gepd = 0 # there's a schedule but no actual load object
gas_equipment = GasEquipment('{}_Gas'.format(pr_type_identifier), gepd,
gequip_sched,
data['gas_equipment_fraction_radiant'],
data['gas_equipment_fraction_latent'],
data['gas_equipment_fraction_lost'])
if 'service_water_heating_schedule' in data and \
data['service_water_heating_schedule'] is not None:
shw_sch = sch_lib.schedule_by_identifier(
data['service_water_heating_schedule'])
try:
shw_load = data[
'service_water_heating_peak_flow_per_area'] * 40.7458
except (TypeError, KeyError):
shw_load = 0 # there's a schedule but no actual load object
try:
shw_temp = round(
(data['service_water_heating_target_temperature'] - 32.) * 5. /
9.)
except (TypeError, KeyError):
shw_temp = 60
try:
fs = data['service_water_heating_fraction_sensible']
except (TypeError, KeyError):
fs = 0.2
try:
fl = data['service_water_heating_fraction_latent']
except (TypeError, KeyError):
fl = 0.05
hot_water = ServiceHotWater('{}_SHW'.format(pr_type_identifier),
shw_load, shw_sch, shw_temp, fs, fl)
if 'infiltration_schedule' in data and \
data['infiltration_schedule'] is not None:
inf_sched = sch_lib.schedule_by_identifier(
data['infiltration_schedule'])
try:
inf = data['infiltration_per_exterior_area'] * 0.00508
except KeyError: # might be using infiltration_per_exterior_wall_area
try:
inf = data['infiltration_per_exterior_wall_area'] * 0.00508
except KeyError:
inf = 0 # there's a schedule but no actual load object
infiltration = Infiltration(
'{}_Infiltration'.format(pr_type_identifier), inf, inf_sched)
if 'ventilation_standard' in data and \
data['ventilation_standard'] is not None:
person = data['ventilation_per_person'] * 0.000471947 if \
'ventilation_per_person' in data and \
data['ventilation_per_person'] is not None else 0
area = data['ventilation_per_area'] * 0.00508 if \
'ventilation_per_area' in data and \
data['ventilation_per_area'] is not None else 0
ach = data['ventilation_air_changes'] if \
'ventilation_air_changes' in data and \
data['ventilation_air_changes'] is not None else 0
ventilation = Ventilation('{}_Ventilation'.format(pr_type_identifier),
person, area, 0, ach)
if 'heating_setpoint_schedule' in data and \
data['heating_setpoint_schedule'] is not None:
heat_sched = sch_lib.schedule_by_identifier(
data['heating_setpoint_schedule'])
cool_sched = sch_lib.schedule_by_identifier(
data['cooling_setpoint_schedule'])
setpoint = Setpoint('{}_Setpoint'.format(pr_type_identifier),
heat_sched, cool_sched)
return cls(data['space_type'], people, lighting, electric_equipment,
gas_equipment, hot_water, infiltration, ventilation, setpoint)
