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47 :
48 : #ifndef DataBranchAirLoopPlant_hh_INCLUDED
49 : #define DataBranchAirLoopPlant_hh_INCLUDED
50 :
51 : // ObjexxFCL Headers
52 : #include <ObjexxFCL/Array1D.hh>
53 :
54 : // EnergyPlus Headers
55 : #include <EnergyPlus/Data/BaseData.hh>
56 : #include <EnergyPlus/DataGlobals.hh>
57 : #include <EnergyPlus/EnergyPlus.hh>
58 :
59 : namespace EnergyPlus {
60 :
61 : namespace DataBranchAirLoopPlant {
62 :
63 : // Parameters for tolerance
64 : constexpr Real64 MassFlowTolerance(0.000000001); // minimum significant mass flow rate (kg/s)
65 :
66 : // Pressure Curve Type: None, pressure, or generic curve (if generic it will be a positive value which is the curve manager index)
67 : enum class PressureCurveType
68 : {
69 : Invalid = -1,
70 : None,
71 : Pressure,
72 : Generic,
73 : Num
74 : };
75 :
76 : // Parameters for flow Control Types for branch flow resolution inside splitter/mixers
77 : enum class ControlType
78 : {
79 : Invalid = -1,
80 : Active,
81 : Passive,
82 : SeriesActive,
83 : Bypass,
84 : Num
85 : };
86 :
87 : // Types
88 :
89 : struct PlantPressureCurveData
90 : {
91 : // Members
92 : std::string Name;
93 : Real64 EquivDiameter = 0.0; // - An effective diameter for calculation of Re & e/D [m]
94 : Real64 MinorLossCoeff = 0.0; // - K factor [-]
95 : Real64 EquivLength = 0.0; // - An effective length to apply friction calculation [m]
96 : Real64 EquivRoughness = 0.0; // - An effective roughness (e) to calculate e/D [m]
97 : bool ConstantFPresent = false; // - Signal for if a constant value of f was entered
98 : Real64 ConstantF = 0.0; // - Constant value of f (if applicable) [-]
99 : bool EMSOverrideOn = false; // if TRUE, then EMS is calling to override curve value
100 : Real64 EMSOverrideCurveValue = 0.0; // Value of curve result EMS is directing to use
101 :
102 : // report variables.
103 : Real64 CurveOutput = 0.0;
104 : Real64 CurveInput1 = 0.0; // - MassFlow [kg/s]
105 : Real64 CurveInput2 = 0.0; // - Density [kg/m3]
106 : Real64 CurveInput3 = 0.0; // - Velocity [m/s]
107 : };
108 : } // namespace DataBranchAirLoopPlant
109 :
110 : struct DataBranchAirLoopPlantData : BaseGlobalStruct
111 : {
112 : Array1D<DataBranchAirLoopPlant::PlantPressureCurveData> PressureCurve;
113 :
114 2126 : void init_constant_state([[maybe_unused]] EnergyPlusData &state) override
115 : {
116 2126 : }
117 :
118 1152 : void init_state([[maybe_unused]] EnergyPlusData &state) override
119 : {
120 1152 : }
121 :
122 2100 : void clear_state() override
123 : {
124 2100 : new (this) DataBranchAirLoopPlantData();
125 2100 : }
126 : };
127 :
128 : } // namespace EnergyPlus
129 :
130 : #endif
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