Name | Description |
---|---|
BaseClasses | Base classes for convective heat transfer coefficients |
constantCoefficient | Constant convective heat transfer coefficient |
wall | Free convection, wall |
floor | Free convection, floor |
ceiling | Free convection, ceiling |
Extends from Buildings.HeatTransfer.Functions.ConvectiveHeatFlux.BaseClasses.PartialConvectiveHeatFlux (Partial function for convective heat flux).
Type | Name | Default | Description |
---|---|---|---|
TemperatureDifference | dT | Temperature difference solid minus fluid [K] | |
CoefficientOfHeatTransfer | hCon | 3 | Constant for convective heat transfer coefficient [W/(m2.K)] |
Type | Name | Description |
---|---|---|
HeatFlux | q_flow | Convective heat flux from solid to fluid [W/m2] |
function constantCoefficient "Constant convective heat transfer coefficient" extends Buildings.HeatTransfer.Functions.ConvectiveHeatFlux.BaseClasses.PartialConvectiveHeatFlux; input Modelica.SIunits.CoefficientOfHeatTransfer hCon = 3 "Constant for convective heat transfer coefficient"; algorithm q_flow :=hCon*dT;end constantCoefficient;
Extends from Buildings.HeatTransfer.Functions.ConvectiveHeatFlux.BaseClasses.PartialConvectiveHeatFlux (Partial function for convective heat flux).
Type | Name | Default | Description |
---|---|---|---|
TemperatureDifference | dT | Temperature difference solid minus fluid [K] |
Type | Name | Description |
---|---|---|
HeatFlux | q_flow | Convective heat flux from solid to fluid [W/m2] |
function wall "Free convection, wall" extends Buildings.HeatTransfer.Functions.ConvectiveHeatFlux.BaseClasses.PartialConvectiveHeatFlux; algorithm q_flow := sign(dT)*1.3*abs(dT)^1.3333;end wall;
Extends from Buildings.HeatTransfer.Functions.ConvectiveHeatFlux.BaseClasses.PartialConvectiveHeatFlux (Partial function for convective heat flux).
Type | Name | Default | Description |
---|---|---|---|
TemperatureDifference | dT | Temperature difference solid minus fluid [K] |
Type | Name | Description |
---|---|---|
HeatFlux | q_flow | Convective heat flux from solid to fluid [W/m2] |
function floor "Free convection, floor" extends Buildings.HeatTransfer.Functions.ConvectiveHeatFlux.BaseClasses.PartialConvectiveHeatFlux; algorithm q_flow := if (dT>0) then 1.51*dT^1.3333 else -0.76*(-dT)^1.3333;end floor;
Extends from Buildings.HeatTransfer.Functions.ConvectiveHeatFlux.BaseClasses.PartialConvectiveHeatFlux (Partial function for convective heat flux).
Type | Name | Default | Description |
---|---|---|---|
TemperatureDifference | dT | Temperature difference solid minus fluid [K] |
Type | Name | Description |
---|---|---|
HeatFlux | q_flow | Convective heat flux from solid to fluid [W/m2] |
function ceiling "Free convection, ceiling" extends Buildings.HeatTransfer.Functions.ConvectiveHeatFlux.BaseClasses.PartialConvectiveHeatFlux; algorithm q_flow := if (dT>0) then 0.76*dT^1.3333 else -1.51*(-dT)^1.3333;end ceiling;