Merge pull request #5176 from NREL/102497980-Improve-waste-heat-funct…

…ion-handling-for-CoilCoolingDXMultiSpeed-and-CoilHeatingDXMultiSpeed-#5162 102497980 improve waste heat function handling for coil cooling dx multi speed and coil heating dx multi speed #5162
NREL · Sep 17, 2015 · 0d9b058 · 0d9b058 · nrel-bot · Sep 17, 2015
2 parents 838ccfc + 6056a70
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diff --git a/doc/src/docs/InputOutputReference/01d-InputOutputReference.md b/doc/src/docs/InputOutputReference/01d-InputOutputReference.md
@@ -5589,22 +5589,22 @@ Following is an example IDF use of the object:
 
 ```idf
 Coil:Cooling:DX:TwoStageWithHumidityControlMode,
-   DOAS Cooling Coil,                                   !- Name
-   HVACTemplate-Always 1,                           !- Availability Schedule Name
-   DOAS Supply Fan Outlet,                         !- Air Inlet Node Name
-   DOAS Cooling Coil Outlet,                     !- Air Outlet Node Name
-   ,                                                                     !- Crankcase Heater Capacity
-   ,                                                                     !- Maximum Outdoor Dry-Bulb Temperature for Crankcase Heater
-   2,                                                                   !- Number of Capacity Stages
-   1,                                                                   !- Number of Enhanced Dehumidification Modes
+   DOAS Cooling Coil,                          !- Name
+   HVACTemplate-Always 1,                      !- Availability Schedule Name
+   DOAS Supply Fan Outlet,                     !- Air Inlet Node Name
+   DOAS Cooling Coil Outlet,                   !- Air Outlet Node Name
+   ,                                           !- Crankcase Heater Capacity
+   ,                                           !- Maximum Outdoor Dry-Bulb Temperature for Crankcase Heater
+   2,                                          !- Number of Capacity Stages
+   1,                                          !- Number of Enhanced Dehumidification Modes
    CoilPerformance:DX:Cooling,                 !- Normal Mode Stage 1 Coil Performance Object Type
-   DOAS Standard Perf 1,                             !- Normal Mode Stage 1 Coil Performance Name
+   DOAS Standard Perf 1,                       !- Normal Mode Stage 1 Coil Performance Name
    CoilPerformance:DX:Cooling,                 !- Normal Mode Stage 1+2 Coil Performance Object Type
-   DOAS Standard Perf 1+2,                         !- Normal Mode Stage 1+2 Coil Performance Name
+   DOAS Standard Perf 1+2,                     !- Normal Mode Stage 1+2 Coil Performance Name
    CoilPerformance:DX:Cooling,                 !- Dehumidification Mode 1 Stage 1 Coil Performance Object Type
-   DOAS Dehumid Perf 1,                               !- Dehumidification Mode 1 Stage 1 Coil Performance Name
+   DOAS Dehumid Perf 1,                        !- Dehumidification Mode 1 Stage 1 Coil Performance Name
    CoilPerformance:DX:Cooling,                 !- Dehumidification Mode 1 Stage 1+2 Coil Performance Object Type
-   DOAS Dehumid Perf 1+2;                           !- Dehumidification Mode 1 Stage 1+2 Coil Performance Name
+   DOAS Dehumid Perf 1+2;                      !- Dehumidification Mode 1 Stage 1+2 Coil Performance Name
 ```
 
 ### Coil:Cooling:DX:MultiSpeed
@@ -5639,7 +5639,7 @@ This optional alpha field specifies the outdoor air node name used to define the
 
 #### Field: Condenser Type
 
-#### The type of condenser used by the multispeed DX cooling coil. Valid choices for this input field areAirCooled orEvaporativelyCooled. The default for this field isAirCooled.
+The type of condenser used by the multispeed DX cooling coil. Valid choices for this input field are AirCooled or EvaporativelyCooled. The default for this field is AirCooled.
 
 #### Field: Supply Water Storage Tank Name
 
@@ -5767,7 +5767,7 @@ The fraction of energy input to the cooling coil that is available as recoverabl
 
 #### Field: Speed &lt;x&gt; Waste Heat Function of Temperature Curve Name
 
-The name of a biquadratic performance curve (ref: Performance Curves) that parameterizes the variation of the waste heat recovery as a function of outdoor dry-bulb temperature and the entering coil dry-bulb temperature at Speed &lt;x&gt;. The output of this curve is multiplied by the rated waste heat fraction at specific temperature operating conditions (i.e., at temperatures different from the rating point). The curve is normalized to a value of 1.0 at the rating point. When the fuel type is electricity, this field can remain blank since it is ignored by the program in this instance.
+The name of a biquadratic performance curve (ref: Performance Curves) that parameterizes the variation of the waste heat recovery as a function of outdoor dry-bulb temperature and the entering coil dry-bulb temperature at Speed &lt;x&gt;. The output of this curve is multiplied by the rated waste heat fraction at specific temperature operating conditions (i.e., at temperatures different from the rating point). The curve is normalized to a value of 1.0 at the rating point. When the fuel type is electricity, this field can remain blank since it is ignored by the program in this instance. When the fuel type is not electricity and the parent object AirLoopHVAC:UnitaryHeatPump:AirToAir:MultiSpeed does not require waste heat calculations, this field is ignored. If the field is blank, a warning will be issued and simulation continues. When the fuel type is not electricity and the parent object AirLoopHVAC:UnitaryHeatPump:AirToAir:MultiSpeed requires waste heat calculations, if this field is left blank, the program assumes a constant value of 1 to make simulation continue and a warning will be issued.   
 
 #### Field: Speed &lt;x&gt; Evaporative Condenser Effectiveness
 
@@ -7203,7 +7203,7 @@ The fraction of heat input to heating that is available as recoverable waste hea
 
 #### Field: Speed &lt;x&gt; Waste Heat Function of Temperature Curve Name
 
-The name of a bi-quadratic performance curve (ref: Performance Curves) that parameterizes the variation of the waste heat recovery as a function of outdoor dry-bulb temperature and the entering coil dry-bulb temperature for Speed &lt;x&gt;. The output of this curve is multiplied by the rated recoverable waste heat at specific temperature operating conditions (i.e., at temperatures different from the rating point). The curve is normalized to a value of 1.0 at the rating point. When the fuel type is electricity, the field is either left blank or ignored by the program.
+The name of a bi-quadratic performance curve (ref: Performance Curves) that parameterizes the variation of the waste heat recovery as a function of outdoor dry-bulb temperature and the entering coil dry-bulb temperature for Speed &lt;x&gt;. The output of this curve is multiplied by the rated recoverable waste heat at specific temperature operating conditions (i.e., at temperatures different from the rating point). The curve is normalized to a value of 1.0 at the rating point. When the fuel type is electricity, the field is either left blank or ignored by the program. When the fuel type is not electricity and the parent object AirLoopHVAC:UnitaryHeatPump:AirToAir:MultiSpeed does not require waste heat calculations, this field is ignored. If the field is blank, a warning will be issued and simulation continues. When the fuel type is not electricity and the parent object AirLoopHVAC:UnitaryHeatPump:AirToAir:MultiSpeed requires waste heat calculations, if this field is left blank, the program assumes a constant value of 1 to make simulation continue and a warning will be issued. 
 
 #### Field: Zone Name for Evaporator Placement
 

diff --git a/idd/Energy+.idd.in b/idd/Energy+.idd.in
@@ -42015,11 +42015,11 @@ Coil:Cooling:DX:MultiSpeed,
        \note startup. Suggested value is 45; zero value means latent degradation
        \note model is disabled.
   N15, \field Speed 1 Rated Waste Heat Fraction of Power Input
-       \required-field
        \type real
        \units dimensionless
        \minimum> 0.0
        \maximum 1.0
+       \default 0.2
        \note Recoverable waste heat at full load and rated conditions
   A18, \field Speed 1 Waste Heat Function of Temperature Curve Name
        \type object-list
@@ -42171,11 +42171,11 @@ Coil:Cooling:DX:MultiSpeed,
        \note startup. Suggested value is 45; zero value means latent degradation
        \note model is disabled.
   N28, \field Speed 2 Rated Waste Heat Fraction of Power Input
-       \required-field
        \type real
        \units dimensionless
        \minimum> 0.0
        \maximum 1.0
+       \default 0.2
        \note Recoverable waste heat at full load and rated conditions
   A24, \field Speed 2 Waste Heat Function of Temperature Curve Name
        \type object-list
@@ -42323,6 +42323,7 @@ Coil:Cooling:DX:MultiSpeed,
        \units dimensionless
        \minimum> 0.0
        \maximum 1.0
+       \default 0.2
        \note Recoverable waste heat at full load and rated conditions
   A30, \field Speed 3 Waste Heat Function of Temperature Curve Name
        \type object-list
@@ -42470,6 +42471,7 @@ Coil:Cooling:DX:MultiSpeed,
        \units dimensionless
        \minimum> 0.0
        \maximum 1.0
+       \default 0.2
        \note Recoverable waste heat at full load and rated conditions
   A36, \field Speed 4 Waste Heat Function of Temperature Curve Name
        \type object-list
@@ -44570,11 +44572,11 @@ Coil:Heating:DX:MultiSpeed,
        \note cubic curve = a + b*PLR + c*PLR**2 + d*PLR**3
        \note PLR = part load ratio (sensible heating load/steady state heating capacity)
   N14, \field Speed 1 Rated Waste Heat Fraction of Power Input
-       \required-field
        \type real
        \units dimensionless
        \minimum> 0.0
        \maximum 1.0
+       \default 0.2
        \note recoverable waste heat at full load and rated conditions
   A15, \field Speed 1 Waste Heat Function of Temperature Curve Name
        \type object-list
@@ -44669,11 +44671,11 @@ Coil:Heating:DX:MultiSpeed,
        \note cubic curve = a + b*PLR + c*PLR**2 + d*PLR**3
        \note PLR = part load ratio (sensible heating load/steady state heating capacity)
   N19, \field Speed 2 Rated Waste Heat Fraction of Power Input
-       \required-field
        \type real
        \units dimensionless
        \minimum> 0.0
        \maximum 1.0
+       \default 0.2
        \note recoverable waste heat at full load and rated conditions
   A21, \field Speed 2 Waste Heat Function of Temperature Curve Name
        \type object-list
@@ -44764,6 +44766,7 @@ Coil:Heating:DX:MultiSpeed,
        \units dimensionless
        \minimum> 0.0
        \maximum 1.0
+       \default 0.2
        \note recoverable waste heat at full load and rated conditions
   A27, \field Speed 3 Waste Heat Function of Temperature Curve Name
        \type object-list
@@ -44854,6 +44857,7 @@ Coil:Heating:DX:MultiSpeed,
        \units dimensionless
        \minimum> 0.0
        \maximum 1.0
+       \default 0.2
        \note recoverable waste heat at full load and rated conditions
   A33, \field Speed 4 Waste Heat Function of Temperature Curve Name
        \type object-list