update

Author: yoelcortes

biosteam.egg-info/PKG-INFO

@@ -1,6 +1,6 @@
 Metadata-Version: 1.2
 Name: biosteam
-Version: 1.0.1
+Version: 1.0.2
 Summary: The Biorefinery Simulation and Techno-Economic Analysis Modules
 Home-page: https://github.com/yoelcortes/biosteam
 Author: Yoel Cortes-Pena

biosteam/__init__.py

@@ -53,6 +53,7 @@
 
 
 LazyPkg(__name__, ['_equilibrium', 'utils', 'units', 'evaluation',
-                   'inspect', 'compounds', 'reaction', 'thermo'],
+                   'inspect', 'compounds', 'reaction', 'thermo',
+                   'tests'],
         unsearchable=biorefineries.__all__)
 

biosteam/__pycache__/__init__.cpython-36.pyc

@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sun Dec  8 01:40:16 2019
+
+@author: yoelr
+"""
+
+from . import biorefinery_tests
+from . import binary_distillation_tests
+
+__all__ = (*biorefinery_tests.__all__,
+           *binary_distillation_tests.__all__)
+
+from biorefinery_tests import *
+from binary_distillation_tests import *
+
+def test_all():
+    biorefinery_tests.test_biorefineries()
+    binary_distillation_tests.test_all()

biosteam/__pycache__/_stream.cpython-36.pyc

@@ -0,0 +1,72 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sun Dec  8 02:13:07 2019
+
+@author: yoelr
+"""
+from .utils import assert_unit_streams, assert_unit_results
+
+def test_binary_distillation():
+    from biosteam import Species, Stream
+    from biosteam.units import Distillation
+    
+    # Set up stream
+    Stream.species = Species('Water', 'Methanol', 'Glycerol')
+    feed = Stream('feed', flow=(80, 100, 25))
+    feed.T = feed.bubble_T()[0] # Feed at bubble point T
+    
+    # Set up column
+    D1 = Distillation('D1', ins=feed, outs=('distillate', 'bottoms'),
+                      LHK=('Methanol', 'Water'),
+                      y_top=0.99, x_bot=0.01, k=2)
+    D1.is_divided = True
+    D1.simulate()
+    
+    assert_unit_streams(D1, 
+        "Distillation: D1\n"
+        "ins...\n"
+        "[0] feed\n"
+        "    phase: 'l', T: 349.28 K, P: 101325 Pa\n"
+        "    flow (kmol/hr): Water     80\n"
+        "                    Methanol  100\n"
+        "                    Glycerol  25\n"
+        "outs...\n"
+        "[0] distillate\n"
+        "    phase: 'g', T: 338.06 K, P: 101325 Pa\n"
+        "    flow (kmol/hr): Water     1\n"
+        "                    Methanol  99.2\n"
+        "[1] bottoms\n"
+        "    phase: 'l', T: 373.21 K, P: 101325 Pa\n"
+        "    flow (kmol/hr): Water     79\n"
+        "                    Methanol  0.798\n"
+        "                    Glycerol  25")
+    assert_unit_results(
+        'Distillation                                   Units        D1\n'
+        'Cooling water      Duty                        kJ/hr -4.86e+06\n'
+        '                   Flow                      kmol/hr  7.18e+03\n'
+        '                   Cost                       USD/hr         0\n'
+        'Low pressure steam Duty                        kJ/hr  1.01e+07\n'
+        '                   Flow                      kmol/hr       334\n'
+        '                   Cost                       USD/hr       102\n'
+        'Design             Theoretical feed stage                    4\n'
+        '                   Theoretical stages                       13\n'
+        '                   Minimum reflux              Ratio     0.687\n'
+        '                   Reflux                      Ratio      1.37\n'
+        '                   Rectifier stages                          6\n'
+        '                   Stripper stages                          27\n'
+        '                   Rectifier height               ft      21.4\n'
+        '                   Stripper height                ft      52.4\n'
+        '                   Rectifier diameter             ft      7.82\n'
+        '                   Stripper diameter              ft         3\n'
+        '                   Rectifier wall thickness       in     0.312\n'
+        '                   Stripper wall thickness        in      0.25\n'
+        '                   Rectifier weight               lb  6.96e+03\n'
+        '                   Stripper weight                lb  5.31e+03\n'
+        'Cost               Rectifier trays               USD  1.26e+04\n'
+        '                   Stripper trays                USD  1.75e+04\n'
+        '                   Rectifier tower               USD  8.07e+04\n'
+        '                   Stripper tower                USD  7.81e+04\n'
+        '                   Condenser                     USD  2.62e+04\n'
+        '                   Boiler                        USD   2.2e+04\n'
+        'Purchase cost                                    USD  2.37e+05\n'
+        'Utility cost                                  USD/hr       102')

biosteam/tests/__init__.py

@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sun Dec  8 02:01:41 2019
+
+@author: yoelr
+"""
+
+__all__ = ('test_lipidcane', 'test_cornstover')
+
+def test_biorefineries():
+    test_lipidcane()
+    test_cornstover()
+
+def test_lipidcane():
+    from biosteam.biorefineries.lipidcane import system
+    IRR = system.lipidcane_tea.IRR
+    assert 0.193 < IRR < 0.196, ("IRR of the lipid-cane biorefinery changed significantly "
+                                f"from 0.1945 to {IRR}")
+    
+def test_cornstover():
+    from biosteam.biorefineries.cornstover import system
+    value = system.cornstover_tea.solve_price(system.ethanol)
+    assert 0.746 < value < 0.749,  ("MESP of the corn stover biorefinery changed significantly "
+                                   f"from 0.747 to ~{MESP} USD/kg")
+    

biosteam/tests/__pycache__/__init__.cpython-36.pyc

@@ -0,0 +1,14 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Sun Dec  8 02:52:11 2019
+
+@author: yoelr
+"""
+
+__all__ = ('assert_unit_results', 'assert_unit_streams')
+
+def assert_unit_results(unit, unit_results):
+    assert str(unit.results()) == unit_results, "significant changes in simulation results"
+
+def assert_stream_results(unit, stream_results):
+    assert unit._info('K', 'Pa', 'kmol/hr', False, 1000) == stream_results, "significant changes in stream results"