From 41662570be550279abad31753036256d1a81b718 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Antonio=20L=C3=B3pez=20Rivera?= <antonlopezr99@gmail.com>
Date: Sat, 18 May 2024 23:46:31 +0200
Subject: [PATCH] Implemented bleed channel

---
 huracan/components/__init__.py                |  3 +-
 huracan/components/{static.py => channels.py} | 37 ++++++++++++++++++-
 2 files changed, 36 insertions(+), 4 deletions(-)
 rename huracan/components/{static.py => channels.py} (78%)

diff --git a/huracan/components/__init__.py b/huracan/components/__init__.py
index f5d8f1f..1f31dfa 100644
--- a/huracan/components/__init__.py
+++ b/huracan/components/__init__.py
@@ -6,9 +6,8 @@
 -------------------------
 """
 
-from huracan.components.static import intake, inlet, nozzle
+from huracan.components.channels import intake, inlet, nozzle, bleed_duct
 from huracan.components.rotary import fan, prop, propfan, compressor, turbine
 from huracan.components.power.combustion import combustion_chamber, afterburner
 from huracan.components.power.sinks import electrical_system
 from huracan.components.heat_exchangers import intercooler
-
diff --git a/huracan/components/static.py b/huracan/components/channels.py
similarity index 78%
rename from huracan/components/static.py
rename to huracan/components/channels.py
index eac472d..40b8f87 100644
--- a/huracan/components/static.py
+++ b/huracan/components/channels.py
@@ -2,8 +2,8 @@
 # SPDX-License-Identifier: vGPL-3.0-only
 
 """
-Static components
------------------
+Engine channels
+---------------
 """
 
 from huracan.engine import component
@@ -56,6 +56,39 @@ def __init__(self,
         assert not isinstance(eta, type(None)) or not isinstance(PI, type(None)) or not isinstance(TAU, type(None))
 
 
+class bleed_duct(component):
+    """
+    Bleed duct
+    ----------
+    """
+    def __init__(self,
+                 t01,
+                 eta,
+                 PI=1,
+                 ):
+        """
+        :param t01:  Temperature after the bleed duct.
+        :param eta:  Isentropic efficiency.
+        :param PI:   Pressure ratio.
+        """
+
+        self.t01 = t01
+        self.eta = eta
+        self.PI  = PI
+
+    def tf(self, gas):
+
+        dt = self.t01 - gas.t0
+
+        self.Q_out = dt*gas.mf*gas.cp(gas.t0) / self.eta
+
+        return gas.heat_exchange(eta=self.eta,
+                                 PI=self.PI,
+                                 cp=gas.cp(gas.t0),
+                                 Q_ex=self.Q_out,
+                                 )
+    
+
 class nozzle(component):
     """
     Nozzle