carbatpy.models.components.heat_transfer
========================================

.. py:module:: carbatpy.models.components.heat_transfer

.. autoapi-nested-parse::

   Created on Fri Jul 26 10:57:15 2024
   wrapper to call ht-database and pressure loss

   @author: welp



Attributes
----------

.. autoapisummary::

   carbatpy.models.components.heat_transfer.fluidmodel


Functions
---------

.. autoapisummary::

   carbatpy.models.components.heat_transfer.get_correct_trans_string
   carbatpy.models.components.heat_transfer.calc_alpha_dpdl_tube
   carbatpy.models.components.heat_transfer.calc_2P_pressure_loss
   carbatpy.models.components.heat_transfer.calc_2P_heat_transfer


Module Contents
---------------

.. py:data:: fluidmodel
   :value: 'TREND'


.. py:function:: get_correct_trans_string(fluid)

.. py:function:: calc_alpha_dpdl_tube(fluid, fluidstate, mdot, l, d_big, d_small=0, pl_method='Macdonald_et_al-2016', dT_wall=5, ht_method='Deng_et_al-2019', CT='HC')

   heat transfer coefficient and pressure drop for working fluid, changes
   automatically to 1phase if necessary.

   :param fluid: DESCRIPTION.
   :type fluid: TYPE
   :param fluidstate: DESCRIPTION.
   :type fluidstate: TYPE
   :param mdot: DESCRIPTION. mass flow rate [kg/s]
   :type mdot: TYPE
   :param method: DESCRIPTION. Nusselt correlation as in ht database or constant
   :type method: TYPE
   :param l:
             DESCRIPTION. length of tube (only used for flow field as reference
                                          length) [m]
   :type l: TYPE
   :param d_big: DESCRIPTION. diameter [m]
   :type d_big: TYPE
   :param U_i: DESCRIPTION. The default is 0. please set, if constant U shall be used
   :type U_i: TYPE, optional

   :returns: * **alpha_KM** (*TYPE*) -- DESCRIPTION. heat transfer coefficient [W/(m^2*K)]
             * **dp_wf** (*TYPE*) -- DESCRIPTION. differential pressure loss [Pa/m]


.. py:function:: calc_2P_pressure_loss(pl_method, d_big, G, state, fluid, mdot, heat_transfer_rate=None, eps=1e-05)

.. py:function:: calc_2P_heat_transfer(ht_method, mdot, fluidstate, fluid, d_big, dT_wall, CT)