modelHydraulicPipe
Modeling of a hot or cold water network
Information
Deparditive pipe(non-capacitive) of a hydraulic network
Hypothesis and equations
This model is based on an addition of a hydraulic port on the basic model for the need of heated floor study.
Bibliography
none
Instructions for use
Link DistributionPipe.
Known limits / Use precautions
none
Validations
Validated model - Hubert Blervaque, Sila Filfli /2013
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Licensed by EDF under a 3-clause BSD-license
Copyright © EDF 2009 - 2023
BuildSysPro version 3.6.0
Author : Hubert BLERVAQUE, Sila FILFLI, EDF (2011)
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Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Choix de la méthode de calcul | |||
| Boolean | Choix | true | |
| Choix 1 : Charactéristiques tuyauterie connues | |||
| SI.Length | L | 20 | Exchange length of dstribution pipe (if L = 0 then simplified and global calculation of heat losses according to QfouNom |
| SI.ThermalConductivity | U | 0.04 | Linear exchange coefficient, defining the distribution pipe |
| SI.SpecificHeatCapacity | CpLiq | 4190 | Thermal capacity of heat transfer fluid |
| Choix 2 : Estimation par puissance chaudière | |||
| Real | Rpnre | 0.8 | Ratio of non recoverable thermal losses |
| Modelica.Units.SI.Power | QfouNom | 8000 | Rated power supplied by the production system (boiler) |
| Real | Cperte | 0.025 | Default losses evaluated at 2.5% of QfouNom |
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.Blocks.Interfaces.RealOutput[2] | WaterOut | Vector containing 1- the output fluid temperature (K), 2- the output fluid flow rate (kg/s) | |
| Modelica.Blocks.Interfaces.RealInput[2] | WaterIn | Vector containing 1- the input fluid temperature (K), 2- the input fluid flow rate (kg/s) | |
| BuildSysPro.BaseClasses.HeatTransfer.Interfaces.HeatPort_a | T_int | Heatport to connect to the thermal zone |
Revisions
Hubert Blervaque 06/2012 : MAJ de la documentation BuildSysPro.
Benoît Charrier 05/2015 : Suppression des connecteurs T & m_flow.