[EnergyPlus_Support] Re: Natural gas boiler efficiency curve

["marko.ignjatovic1980" <marko.ignjatovic1980@xxxxxxxxx>]

Disregard the last post.
I have generated coefficients with performance tables.

Best regards


--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "marko.ignjatovic1980" <marko.ignjatovic1980@...> wrote:
>
> Hi all, 
> 
> I am trying to model multifamily building with natural gas fired boiler. Do You have some info on boiler efficiency coefficients? As trial case i am using constant efficiency with following class
> ===========  ALL OBJECTS IN CLASS: CURVE:QUADRATIC ===========
> 
> Curve:Quadratic,
>     Boiler Efficiency,       !- Name
>     1,                       !- Coefficient1 Constant
>     0,                       !- Coefficient2 x
>     0,                       !- Coefficient3 x**2
>     0,                       !- Minimum Value of x
>     1,                       !- Maximum Value of x
>     ,                        !- Minimum Curve Output
>     ,                        !- Maximum Curve Output
>     Dimensionless,           !- Input Unit Type for X
>     Dimensionless;           !- Output Unit Type
> Boiler is roughly 50kW.
> 
> Thanks in advance.
>




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