Class: Preheating

Inherits:
OpenStudio::Measure::ModelMeasure
  • Object
show all
Defined in:
lib/measures/preheating/measure.rb

Overview

start the measure

Instance Method Summary collapse

Instance Method Details

#arguments(model) ⇒ Object

define the arguments that the user will input



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# File 'lib/measures/preheating/measure.rb', line 21

def arguments(model)
  args = OpenStudio::Measure::OSArgumentVector.new

  # make an argument for adjustment to cooling setpoint
  heating_adjustment = OpenStudio::Measure::OSArgument.makeDoubleArgument('heating_adjustment', true)
  heating_adjustment.setDisplayName('Degrees Fahrenheit to Adjust Heating Setpoint By')
  heating_adjustment.setDefaultValue(4.0)
  args << heating_adjustment
  
  # make an argument for the start date of cooling adjustment
  heating_startdate1 = OpenStudio::Measure::OSArgument.makeStringArgument('heating_startdate1', false)
  heating_startdate1.setDisplayName('First Start Date for Pre-heating')
  heating_startdate1.setDescription('In MM-DD format')
  heating_startdate1.setDefaultValue('01-01')
  args << heating_startdate1

  # make an argument for the end date of cooling adjustment
  heating_enddate1 = OpenStudio::Measure::OSArgument.makeStringArgument('heating_enddate1', false)
  heating_enddate1.setDisplayName('First End Date for Pre-heating')
  heating_enddate1.setDescription('In MM-DD format')
  heating_enddate1.setDefaultValue('05-31')
  args << heating_enddate1


  # make an argument for the start date of cooling adjustment
  heating_startdate2 = OpenStudio::Measure::OSArgument.makeStringArgument('heating_startdate2', false)
  heating_startdate2.setDisplayName('Second Start Date for Pre-heating')
  heating_startdate2.setDescription('In MM-DD format')
  heating_startdate2.setDefaultValue('10-01')
  args << heating_startdate2

  # make an argument for the end date of cooling adjustment
  heating_enddate2 = OpenStudio::Measure::OSArgument.makeStringArgument('heating_enddate2', false)
  heating_enddate2.setDisplayName('First End Date for Pre-heating')
  heating_enddate2.setDescription('In MM-DD format')
  heating_enddate2.setDefaultValue('12-31')
  args << heating_enddate2
  
  starttime_heating = OpenStudio::Measure::OSArgument.makeStringArgument('starttime_heating', true)
  starttime_heating.setDisplayName('Start Time for Pre-heating')
  starttime_heating.setDescription('In HH:MM:SS format')
  starttime_heating.setDefaultValue('00:01:00')
  args << starttime_heating

  # make an argument for the end time of pre-cooling/heating
  endtime_heating = OpenStudio::Measure::OSArgument.makeStringArgument('endtime_heating', true)
  endtime_heating.setDisplayName('End Time for Pre-heating')
  endtime_heating.setDescription('In HH:MM:SS format')
  endtime_heating.setDefaultValue('04:59:00')
  args << endtime_heating

  # alter_design_days = OpenStudio::Measure::OSArgument.makeBoolArgument('alter_design_days', true)
  # alter_design_days.setDisplayName('Alter Design Day Thermostats')
  # alter_design_days.setDefaultValue(false)
  # args << alter_design_days

  auto_date = OpenStudio::Measure::OSArgument.makeBoolArgument('auto_date', true)
  auto_date.setDisplayName('Enable Climate-specific Periods Setting ?')
  auto_date.setDefaultValue(true)
  args << auto_date

  alt_periods = OpenStudio::Measure::OSArgument.makeBoolArgument('alt_periods', true)
  alt_periods.setDisplayName('Alternate Peak and Take Periods ?')
  alt_periods.setDefaultValue(false)
  args << alt_periods

  return args
end

#checkDaysCovered(sch_rule, sch_day_covered) ⇒ Object 



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# File 'lib/measures/preheating/measure.rb', line 533

def checkDaysCovered(sch_rule, sch_day_covered)
  if sch_rule.applySunday 
    sch_day_covered[0] = true
  end
  if sch_rule.applyMonday
    sch_day_covered[1] = true
  end
  if sch_rule.applyTuesday
    sch_day_covered[2] = true
  end
  if sch_rule.applyWednesday
    sch_day_covered[3] = true
  end
  if sch_rule.applyThursday
    sch_day_covered[4] = true
  end
  if sch_rule.applyFriday
    sch_day_covered[5] = true
  end
  if sch_rule.applySaturday
    sch_day_covered[6] = true
  end
end

#copy_sch_rule_for_period(model, sch_rule, sch_day, start_date, end_date) ⇒ Object 



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# File 'lib/measures/preheating/measure.rb', line 474

def copy_sch_rule_for_period(model, sch_rule, sch_day, start_date, end_date)
  new_rule = sch_rule.clone(model).to_ScheduleRule.get
  new_rule.setStartDate(start_date)
  new_rule.setEndDate(end_date)

  new_day_sch = sch_day.clone(model)
  new_day_sch.setParent(new_rule)

  return new_rule
end

#coverMissingDays(sch_rule, sch_day_covered) ⇒ Object 



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# File 'lib/measures/preheating/measure.rb', line 557

def coverMissingDays(sch_rule, sch_day_covered)
  if sch_day_covered[0] == false
    sch_rule.setApplySunday(true)
  end
  if sch_day_covered[1] == false
    sch_rule.setApplyMonday(true)
  end
  if sch_day_covered[2] == false
    sch_rule.setApplyTuesday(true)
  end
  if sch_day_covered[3] == false
    sch_rule.setApplyWednesday(true)
  end
  if sch_day_covered[4] == false
    sch_rule.setApplyThursday(true)
  end
  if sch_day_covered[5] == false
    sch_rule.setApplyFriday(true)
  end
  if sch_day_covered[6] == false
    sch_rule.setApplySaturday(true)
  end

end

#create_sch_rule_from_default(model, sch_ruleset, default_sch_fule, start_date, end_date) ⇒ Object 



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# File 'lib/measures/preheating/measure.rb', line 485

def create_sch_rule_from_default(model, sch_ruleset, default_sch_fule, start_date, end_date)
  new_rule = OpenStudio::Model::ScheduleRule.new(sch_ruleset)
  new_rule.setStartDate(start_date)
  new_rule.setEndDate(end_date)

  new_day_sch = default_sch_fule.clone(model)
  new_day_sch.setParent(new_rule)

  return new_rule
end

#description ⇒ Object

human readable description



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# File 'lib/measures/preheating/measure.rb', line 13

def description
  return "This measure adjusts heating schedules by a user specified number of degrees for the specified time period of a day. User can also specify the start and end date for the adjustment. This is applied throughout the entire building."
end

#modeler_description ⇒ Object

human readable description of modeling approach



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# File 'lib/measures/preheating/measure.rb', line 17

def modeler_description
  return "This measure will clone all of the schedules that are used as heating setpoints for thermal zones. The clones are hooked up to the thermostat in place of the original schedules. Then the schedules are adjusted by the specified values. HVAC operation schedule will also be changed. "
end

#name ⇒ Object

define the name that a user will see



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# File 'lib/measures/preheating/measure.rb', line 9

def name
  return "Preheating"
end

#run(model, runner, user_arguments) ⇒ Object

define what happens when the measure is run



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# File 'lib/measures/preheating/measure.rb', line 91

def run(model, runner, user_arguments)
  super(model, runner, user_arguments)

  # use the built-in error checking
  if !runner.validateUserArguments(arguments(model), user_arguments)
    return false
  end

  # assign the user inputs to variables
  heating_adjustment = runner.getDoubleArgumentValue('heating_adjustment', user_arguments)
  # alter_design_days = runner.getBoolArgumentValue('alter_design_days', user_arguments)
  starttime_heating = runner.getStringArgumentValue('starttime_heating', user_arguments)
  endtime_heating = runner.getStringArgumentValue('endtime_heating', user_arguments)

  heating_startdate1 = runner.getStringArgumentValue('heating_startdate1', user_arguments)
  heating_enddate1 = runner.getStringArgumentValue('heating_enddate1', user_arguments)
  heating_startdate2 = runner.getStringArgumentValue('heating_startdate2', user_arguments)
  heating_enddate2 = runner.getStringArgumentValue('heating_enddate2', user_arguments)
  auto_date = runner.getBoolArgumentValue('auto_date', user_arguments)
  alt_periods = runner.getBoolArgumentValue('alt_periods', user_arguments)


  heating_start_month1 = nil
  heating_start_day1 = nil
  md = /(\d\d)-(\d\d)/.match(heating_startdate1)
  if md
    heating_start_month1 = md[1].to_i
    heating_start_day1 = md[2].to_i
  else
    runner.registerError('Start date must be in MM-DD format.')
    return false
  end
  
  heating_end_month1 = nil
  heating_end_day1 = nil
  md = /(\d\d)-(\d\d)/.match(heating_enddate1)
  if md
    heating_end_month1 = md[1].to_i
    heating_end_day1 = md[2].to_i
  else
    runner.registerError('End date must be in MM-DD format.')
    return false
  end
  
  heating_start_month2 = nil
  heating_start_day2 = nil
  md = /(\d\d)-(\d\d)/.match(heating_startdate2)
  if md
    heating_start_month2 = md[1].to_i
    heating_start_day2 = md[2].to_i
  else
    runner.registerError('Start date must be in MM-DD format.')
    return false
  end
  
  heating_end_month2 = nil
  heating_end_day2 = nil
  md = /(\d\d)-(\d\d)/.match(heating_enddate2)
  if md
    heating_end_month2 = md[1].to_i
    heating_end_day2 = md[2].to_i
  else
    runner.registerError('End date must be in MM-DD format.')
    return false
  end


  winterStartDate1 = OpenStudio::Date.new(OpenStudio::MonthOfYear.new(heating_start_month1), heating_start_day1)
  winterEndDate1 = OpenStudio::Date.new(OpenStudio::MonthOfYear.new(heating_end_month1), heating_end_day1)
  winterStartDate2 = OpenStudio::Date.new(OpenStudio::MonthOfYear.new(heating_start_month2), heating_start_day2)
  winterEndDate2 = OpenStudio::Date.new(OpenStudio::MonthOfYear.new(heating_end_month2), heating_end_day2)
  summerStartDate = winterEndDate1 + OpenStudio::Time.new(1)
  summerEndDate = winterStartDate2 - OpenStudio::Time.new(1)


  ######### GET CLIMATE ZONES ################
  if auto_date
    ashraeClimateZone = nil
    #climateZoneNUmber = ''
    climateZones = model.getClimateZones
    climateZones.climateZones.each do |climateZone|
      if climateZone.institution == 'ASHRAE'
        ashraeClimateZone = climateZone.value
        runner.registerInfo("Using ASHRAE Climate zone #{ashraeClimateZone}.")
      end
    end

    unless ashraeClimateZone # should this be not applicable or error?
      runner.registerError("If you select to use alternative default start and end time based on the climate zone, please assign an ASHRAE climate zone to your model.")
      return false # note - for this to work need to check for false in measure.rb and add return false there as well.
    end

    if alt_periods
      case ashraeClimateZone
      when '3A','4A'
        starttime_heating = '14:01:00'
        endtime_heating = '17:59:00'
      when '5A'
        starttime_heating = '10:01:00'
        endtime_heating = '13:59:00'
      when '6A'
        starttime_heating = '9:01:00'
        endtime_heating = '12:59:00'
      end

    else
      case ashraeClimateZone
      when '2A', '2B', '4B', '4C', '5B', '5C', '6B'
        starttime_heating = '13:01:00'
        endtime_heating = '16:59:00'
      when '3A', '3C'
        starttime_heating = '15:01:00'
        endtime_heating = '18:59:00'
      when '3B'
        starttime_heating = '14:01:00'
        endtime_heating = '17:59:00'
      when '4A'
        starttime_heating = '8:01:00'
        endtime_heating = '11:59:00'
      when '5A'
        starttime_heating = '16:01:00'
        endtime_heating = '19:59:00'
      when '6A', '7A'
        starttime_heating = '12:01:00'
        endtime_heating = '15:59:00'
      end

    end
  end

  # shift_time1 = OpenStudio::Time.new(starttime_heating)
  # shift_time2 = OpenStudio::Time.new(endtime_heating)
  # shift_time3 = OpenStudio::Time.new(0,6,0,0)
  # shift_time4 = OpenStudio::Time.new(starttime_heating)
  # shift_time5 = OpenStudio::Time.new(endtime_heating)

  if /(\d\d):(\d\d):(\d\d)/.match(starttime_heating)
    shift_time1 = OpenStudio::Time.new(starttime_heating)
  else
    runner.registerError('Start time must be in HH-MM-SS format.')
    return false
  end

  if /(\d\d):(\d\d):(\d\d)/.match(endtime_heating)
    shift_time2 = OpenStudio::Time.new(endtime_heating)
  else
    runner.registerError('End time must be in HH-MM-SS format.')
    return false
  end

  if starttime_heating.to_f > endtime_heating.to_f
    runner.registerError('The end time should be larger than the start time.')
    return false
  end

  # ruby test to see if first charter of string is uppercase letter
  if heating_adjustment < 0
    runner.registerWarning('Lowering heating setpoint will not do pre-heating.')
  elsif heating_adjustment.abs > 500
    runner.registerError("Adjustment #{heating_adjustment} is too large to be correct. Please double check your input")
    return false
  elsif heating_adjustment.abs > 50
    runner.registerWarning("Adjustment #{heating_adjustment} is larger than typical setpoint adjustment. Please double check your input")
  end

  # setup OpenStudio units that we will need
  temperature_ip_unit = OpenStudio.createUnit('F').get
  temperature_si_unit = OpenStudio.createUnit('C').get
  # define starting units
  # heating_adjustment_ip = OpenStudio::Quantity.new(heating_adjustment, temperature_ip_unit)
  heating_adjustment_si = heating_adjustment*5/9

  # update the availability schedule
  air_loop_avail_schs = {}
  air_loops = model.getAirLoopHVACs
  air_loops.each do |air_loop|
    avail_sch = air_loop.availabilitySchedule

    if air_loop_avail_schs.key?(avail_sch.name.to_s)
      new_avail_sch = air_loop_avail_schs[avail_sch.name.to_s]
    else
      new_avail_sch = avail_sch.clone(model).to_Schedule.get
      new_avail_sch.setName("#{avail_sch.name.to_s} adjusted")
      # add to the hash
      air_loop_avail_schs[avail_sch.name.to_s] = new_avail_sch
    end
    air_loop.setAvailabilitySchedule(new_avail_sch)

  end

  air_loop_avail_schs.each do |sch_name, air_loop_sch|
    runner.registerInfo("Air Loop Schedule #{sch_name}:")
    if air_loop_sch.to_ScheduleRuleset.empty?
      runner.registerWarning("Schedule #{sch_name} isn't a ScheduleRuleset object and won't be altered by this measure.")
      air_loop_sch.remove # remove un-used clone
    else
      schedule = air_loop_sch.to_ScheduleRuleset.get
      default_rule = schedule.defaultDaySchedule
      rules = schedule.scheduleRules
      days_covered = Array.new(7, false)

      rules.each do |rule|
        winter_avail_rule1 = copy_sch_rule_for_period(model, rule, rule.daySchedule, winterStartDate1, winterEndDate1)
        winter_avail_rule2 = copy_sch_rule_for_period(model, rule, rule.daySchedule, winterStartDate2, winterEndDate2)
        runner.registerInfo("    ------------ time: #{rule.daySchedule.times.map {|os_time| os_time.toString}}")
        runner.registerInfo("    ------------ values: #{rule.daySchedule.values}")
        summer_avail_rule = rule.clone(model).to_ScheduleRule.get
        summer_avail_rule.setStartDate(summerStartDate)
        summer_avail_rule.setEndDate(summerEndDate)

        checkDaysCovered(summer_avail_rule, days_covered)

        summer_avail_day = summer_avail_rule.daySchedule
        day_time_vector = summer_avail_day.times
        day_value_vector = summer_avail_day.values
        summer_avail_day.clearValues

        summer_avail_day = updateAvailDaySchedule(summer_avail_day, day_time_vector, day_value_vector, shift_time1, shift_time2)
        runner.registerInfo("    ------------ updated time: #{summer_avail_day.times.map {|os_time| os_time.toString}}")
        runner.registerInfo("    ------------ uodated values: #{summer_avail_day.values}")

      end

      if days_covered.include?(false)

        winter_rule1 = create_sch_rule_from_default(model, schedule, default_rule, winterStartDate1, winterEndDate1)
        winter_rule2 = create_sch_rule_from_default(model, schedule, default_rule, winterStartDate2, winterEndDate2)

        coverMissingDays(winter_rule1, days_covered)
        checkDaysCovered(winter_rule1, days_covered)

        summer_rule = copy_sch_rule_for_period(model, winter_rule1, default_rule, summerStartDate, summerEndDate)

        summer_day = summer_rule.daySchedule
        day_time_vector = summer_day.times
        day_value_vector = summer_day.values
        summer_day.clearValues

        summer_day = updateAvailDaySchedule(summer_day, day_time_vector, day_value_vector, shift_time1, shift_time2)

      end
    end
  end


  applicable =  false
  # push schedules to hash to avoid making unnecessary duplicates
  htg_set_schs = {}
  # get spaces
  thermostats = model.getThermostatSetpointDualSetpoints
  thermostats.each do |thermostat|
    # setup new cooling setpoint schedule
    htg_set_sch = thermostat.heatingSetpointTemperatureSchedule
    if htg_set_sch.empty?
      runner.registerWarning("Thermostat '#{thermostat.name}' doesn't have a heating setpoint schedule")
    else
      # clone of not alredy in hash
      if htg_set_schs.key?(htg_set_sch.get.name.to_s)
        new_htg_set_sch = htg_set_schs[htg_set_sch.get.name.to_s]
      else
        new_htg_set_sch = htg_set_sch.get.clone(model).to_Schedule.get
        new_htg_set_sch.setName("#{htg_set_sch.get.name.to_s} adjusted by #{heating_adjustment}")
        htg_set_schs[htg_set_sch.get.name.to_s] = new_htg_set_sch
      end
      # hook up clone to thermostat
      thermostat.setHeatingSetpointTemperatureSchedule(new_htg_set_sch)
    end

  end


  # consider issuing a warning if the model has un-conditioned thermal zones (no ideal air loads or hvac)
  zones = model.getThermalZones
  zones.each do |zone|
    # if you have a thermostat but don't have ideal air loads or zone equipment then issue a warning
    if !zone.thermostatSetpointDualSetpoint.empty? && !zone.useIdealAirLoads && (zone.equipment.size <= 0)
      runner.registerWarning("Thermal zone '#{zone.name}' has a thermostat but does not appear to be conditioned.")
    end
  end

  # make cooling schedule adjustments and rename. Put in check to skip and warn if schedule not ruleset
  htg_set_schs.each do |sch_name, heating_schedule| # old name and new object for schedule
    if heating_schedule.to_ScheduleRuleset.empty?
      runner.registerWarning("Schedule #{sch_name} isn't a ScheduleRuleset object and won't be altered by this measure.")
      heating_schedule.remove # remove un-used clone
    else
      schedule = heating_schedule.to_ScheduleRuleset.get
      default_rule = schedule.defaultDaySchedule
      rules = schedule.scheduleRules
      days_covered = Array.new(7, false)
      if rules.length > 0
        runner.registerInfo("Schedule #{sch_name} has #{rules.length} rules.")
        rules.each do |rule|
          runner.registerInfo("------------ Rule #{rule.ruleIndex}: #{rule.daySchedule.name.to_s}")
          # Use the original schedule rule to cover the rest of the year
          summer_rule = copy_sch_rule_for_period(model, rule, rule.daySchedule, summerStartDate, summerEndDate)
          winter_rule1 = rule
          checkDaysCovered(winter_rule1, days_covered)
          winter_rule1.setStartDate(winterStartDate1)
          winter_rule1.setEndDate(winterEndDate1)

          winter_day1 = winter_rule1.daySchedule
          day_time_vector = winter_day1.times
          day_value_vector = winter_day1.values
          unless day_value_vector.empty?
            applicable = true
          end
          winter_day1.clearValues

          winter_day1 = updateDaySchedule(winter_day1, day_time_vector, day_value_vector, shift_time1, shift_time2, heating_adjustment_si)
          winter_rule2 = copy_sch_rule_for_period(model, winter_rule1, winter_rule1.daySchedule, winterStartDate2, winterEndDate2)

        end
      else
        runner.registerWarning("Heating setpoint schedule #{sch_name} is a ScheduleRuleSet, but has no ScheduleRules associated. It won't be altered by this measure.")
      end

      if days_covered.include?(false)
        summer_rule = create_sch_rule_from_default(model, schedule, default_rule, summerStartDate, summerEndDate)
        coverMissingDays(summer_rule, days_covered)
        checkDaysCovered(summer_rule, days_covered)

        winter_rule1 = copy_sch_rule_for_period(model, summer_rule, default_rule, winterStartDate1, winterEndDate1)
        winter_day1 = winter_rule1.daySchedule
        day_time_vector = winter_day1.times
        day_value_vector = winter_day1.values
        winter_day1.clearValues

        winter_day1 = updateDaySchedule(winter_day1, day_time_vector, day_value_vector, shift_time1, shift_time2, heating_adjustment_si)
        winter_rule2 = copy_sch_rule_for_period(model, winter_rule1, winter_rule1.daySchedule, winterStartDate2, winterEndDate2)

      end
    end
  end

  # not applicable if no schedules can be altered
  unless applicable
    runner.registerAsNotApplicable('No thermostat schedules in the models could be altered.')
  end

  return true
end

#updateAvailDaySchedule(sch_day, vec_time, vec_value, time_begin, time_end) ⇒ Object 



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# File 'lib/measures/preheating/measure.rb', line 436

def updateAvailDaySchedule(sch_day, vec_time, vec_value, time_begin, time_end)
  count = 0
  vec_time.each_with_index do |exist_timestamp, i|
    adjusted_value = 1
    if exist_timestamp > time_begin && exist_timestamp < time_end && count == 0
      sch_day.addValue(time_begin, vec_value[i])
      sch_day.addValue(exist_timestamp, adjusted_value)
      count = 1
    elsif exist_timestamp == time_end && count == 0
      sch_day.addValue(time_begin, vec_value[i])
      sch_day.addValue(exist_timestamp, adjusted_value)
      count = 2
    elsif exist_timestamp == time_begin && count == 0
      sch_day.addValue(exist_timestamp, vec_value[i])
      count = 1
    elsif exist_timestamp > time_end && count == 0
      sch_day.addValue(time_begin, vec_value[i])
      sch_day.addValue(time_end, adjusted_value)
      sch_day.addValue(exist_timestamp,  vec_value[i])
      count = 2
    elsif exist_timestamp > time_begin && exist_timestamp < time_end && count==1
      sch_day.addValue(exist_timestamp, adjusted_value)
    elsif exist_timestamp == time_end && count==1
      sch_day.addValue(exist_timestamp, adjusted_value)
      count = 2
    elsif exist_timestamp > time_end && count == 1
      sch_day.addValue(time_end, adjusted_value)
      sch_day.addValue(exist_timestamp, vec_value[i])
      count = 2
    else
      sch_day.addValue(exist_timestamp, vec_value[i])
    end
  end

  return sch_day
end

#updateDaySchedule(sch_day, vec_time, vec_value, time_begin, time_end, adjustment) ⇒ Object 



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# File 'lib/measures/preheating/measure.rb', line 496

def updateDaySchedule(sch_day, vec_time, vec_value, time_begin, time_end, adjustment)
  count = 0
  vec_time.each_with_index do |exist_timestamp, i|
    adjusted_value = vec_value[i] + adjustment
    if exist_timestamp > time_begin && exist_timestamp < time_end && count == 0
      sch_day.addValue(time_begin, vec_value[i])
      sch_day.addValue(exist_timestamp, adjusted_value)
      count = 1
    elsif exist_timestamp == time_end && count == 0
      sch_day.addValue(time_begin, vec_value[i])
      sch_day.addValue(exist_timestamp, adjusted_value)
      count = 2
    elsif exist_timestamp == time_begin && count == 0
      sch_day.addValue(exist_timestamp, vec_value[i])
      count = 1
    elsif exist_timestamp > time_end && count == 0
      sch_day.addValue(time_begin, vec_value[i])
      sch_day.addValue(time_end, adjusted_value)
      sch_day.addValue(exist_timestamp,  vec_value[i])
      count = 2
    elsif exist_timestamp > time_begin && exist_timestamp < time_end && count==1
      sch_day.addValue(exist_timestamp, adjusted_value)
    elsif exist_timestamp == time_end && count==1
      sch_day.addValue(exist_timestamp, adjusted_value)
      count = 2
    elsif exist_timestamp > time_end && count == 1
      sch_day.addValue(time_end, adjusted_value)
      sch_day.addValue(exist_timestamp, vec_value[i])
      count = 2
    else
      sch_day.addValue(exist_timestamp, vec_value[i])
    end
  end

  return sch_day
end