recordController
Record for plant controller
Extends from Modelica.Icons.Record (Icon for records).
Information
This record provides the set of parameters for heat pump plant controllers that can be found within Buildings.Templates.Plants.HeatPumps.Components.Controls.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Buildings.Templates.Plants.HeatPumps.Configuration.HeatPumpPlant | cfg | Plant configuration parameters | |
| Temperature setpoints | |||
| Modelica.Units.SI.Temperature | THeaWatSup_nominal | Maximum HW supply temperature setpoint (design HW supply temperature) | |
| Real | THeaWatSupSet_min | Minimum value to which the HW supply temperature can be reset | |
| Modelica.Units.SI.Temperature | TOutHeaWatLck | Buildings.Templates.Data.Defaults.TOutHeaWatLck | Outdoor air lockout temperature above which the HW loop is prevented from operating |
| Modelica.Units.SI.Temperature | TChiWatSup_nominal | Minimum CHW supply temperature setpoint (design CHW supply temperature) | |
| Modelica.Units.SI.Temperature | TChiWatSupSet_max | Maximum value to which the CHW supply temperature can be reset | |
| Modelica.Units.SI.Temperature | TOutChiWatLck | Buildings.Templates.Data.Defaults.TOutChiWatLck | Outdoor air lockout temperature below which the CHW loop is prevented from operating |
| Heat pump flow setpoints | |||
| Modelica.Units.SI.VolumeFlowRate | VHeaWatHp_flow_nominal | Design heat pump HW volume flow rate - Each heat pump | |
| Modelica.Units.SI.VolumeFlowRate | VHeaWatHp_flow_min | 1.1*VHeaWatHp_flow_nominal | Minimum heat pump HW volume flow rate - Each heat pump |
| Modelica.Units.SI.VolumeFlowRate | VChiWatHp_flow_nominal | Design heat pump CHW volume flow rate - Each heat pump | |
| Modelica.Units.SI.VolumeFlowRate | VChiWatHp_flow_min | 1.1*VChiWatHp_flow_nominal | Minimum heat pump CHW volume flow rate - Each heat pump |
| Capacity | |||
| Modelica.Units.SI.HeatFlowRate | capHeaHp_nominal | Design heat pump heating capacity - Each heat pump | |
| Modelica.Units.SI.VolumeFlowRate | VHeaWatPri_flow_nominal | VHeaWatHp_flow_nominal*cfg.nHp | Design primary HW volume flow rate |
| Modelica.Units.SI.VolumeFlowRate | VHeaWatSec_flow_nominal | Design secondary HW volume flow rate | |
| Modelica.Units.SI.HeatFlowRate | capCooHp_nominal | Design heat pump cooling capacity - Each heat pump | |
| Modelica.Units.SI.VolumeFlowRate | VChiWatPri_flow_nominal | VChiWatHp_flow_nominal*cfg.nHp | Design primary CHW volume flow rate |
| Modelica.Units.SI.VolumeFlowRate | VChiWatSec_flow_nominal | Design secondary CHW volume flow rate | |
| Information provided by designer | |||
| Modelica.Units.SI.PressureDifference | dpHeaWatRemSet_min | 5*6894 | Minimum value to which the HW differential pressure can be reset - Remote sensor |
| Modelica.Units.SI.PressureDifference | dpChiWatRemSet_min | 5*6894 | Minimum value to which the CHW differential pressure can be reset - Remote sensor |
| Real | TChiWatSupHrc_min | Sidestream HRC – Minimum allowable CHW supply temperature | |
| Real | THeaWatSupHrc_max | Sidestream HRC – Maximum allowable HW supply temperature | |
| Real | COPHeaHrc_nominal | Sidestream HRC – Heating COP at design heating conditions | |
| Real | capCooHrc_min | Sidestream HRC – Minimum cooling capacity below which cycling occurs | |
| Real | capHeaHrc_min | Sidestream HRC – Minimum heating capacity below which cycling occurs | |
| Information provided by testing, adjusting, and balancing contractor | |||
| Modelica.Units.SI.PressureDifference[:] | dpHeaWatRemSet_max | Maximum HW differential pressure setpoint - Remote sensor | |
| Real | dpHeaWatLocSet_min | 5*6895 | Minimum HW loop differential pressure setpoint local to the plant |
| Real | dpHeaWatLocSet_max | Maximum HW loop differential pressure setpoint local to the plant | |
| Real | yPumHeaWatPriSet | Primary pump speed providing design heat pump flow in heating mode | |
| Real | yPumHeaWatPri_min | 0.1 | Primary HW pump minimum speed |
| Real | yPumHeaWatSec_min | 0.1 | Secondary HW pump minimum speed |
| Modelica.Units.SI.PressureDifference[:] | dpChiWatRemSet_max | Maximum CHW differential pressure setpoint - Remote sensor | |
| Real | dpChiWatLocSet_min | 5*6895 | Minimum CHW loop differential pressure setpoint local to the plant |
| Real | dpChiWatLocSet_max | Maximum CHW loop differential pressure setpoint local to the plant | |
| Real | yPumChiWatPriSet | Primary pump speed providing design heat pump flow in cooling mode | |
| Real | yPumChiWatPri_min | 0.1 | Primary CHW pump minimum speed |
| Real | yPumChiWatSec_min | 0.1 | Secondary CHW pump minimum speed |
| Plant enable | |||
| Real[:,2] | schHea | [0, 1; 24*3600, 1] | Heating mode enable schedule |
| Real[:,2] | schCoo | [0, 1; 24*3600, 1] | Cooling mode enable schedule |
| Equipment staging and rotation | |||
| Real[:,:] | staEqu | Staging matrix – Equipment required for each stage | |
| Real | plrSta | 0.9 | Staging part load ratio |
Revisions
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June 4, 2024, by Michael Wetter:
Corrected display unit for Dymola 2024x Refresh1.