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PVWatts_Tool/PVWatts_API.py

@@ -13,15 +13,15 @@
 __author__ = "warnuk"
 __credits__ = ["warnuk", "NREL", "PVWatts"]
 __license__ = "MIT"
-__version__ = "1.0.1"
+__version__ = "1.0.5"
 __maintainer__ = "warnuk"
 __email__ = "warnuk@umich.edu"
 __status__ = "Development"
 datetime_reference = "datetime_defaults.csv"
 
 class PVWatts_Run(object):
     def __init__(self, api_key, area, module_type, lat, lon, losses,
-                 array_type, tilt, azimuth, timeframe, ratetype):
+                 array_type, tilt, azimuth, timeframe, ratetype, incentivized):
         """PVWatts_Run object takes location/system attributes to
         call PVWatts API and assign output to its output attribute"""
         self.api_key = api_key
@@ -35,6 +35,7 @@ def __init__(self, api_key, area, module_type, lat, lon, losses,
         self.azimuth = azimuth
         self.timeframe = timeframe
         self.ratetype = ratetype
+        self.incentivized = incentivized
 
         # Use proper efficiency rating for module_type.
         if self.module_type == 0:
@@ -64,6 +65,14 @@ def __init__(self, api_key, area, module_type, lat, lon, losses,
 
         self.energy_value = round(self.ac_annual * self.rate, 2)
 
+        # EIA AEO 2017 estimates LCOE of solar pv to be $77.7 / MWh, or $58.8 / MWh with tax credits
+        if self.incentivized:
+            self.cost = round(self.ac_annual * (58.8 / 1000), 2)
+        else:
+            self.cost = round(self.ac_annual * (77.7 / 1000), 2)
+
+        self.savings = round(self.energy_value - self.cost, 2)
+
         self.hourly_data = process_output.populate_df(self.pvwatts_output)
 
         self.daily_data = process_output.kW_per_day(self.hourly_data)
@@ -88,4 +97,6 @@ def describe(self):
                 f"\n\nAnnual AC Solar Potential: {self.ac_annual} (kWh)"
                 f"\nUtility: {self.util_name}"
                 f"\nRate: ${self.rate}/kWh"
-                f"\nEnergy Value: ${self.energy_value}")
+                f"\nEnergy Value: ${self.energy_value}"
+                f"\nEstimated Cost: ${self.cost}"
+                f"\nEstimated Savings: ${self.savings}")

PVWatts_Tool/__main__.py

@@ -9,7 +9,7 @@
 __author__ = "warnuk"
 __credits__ = ["warnuk", "NREL", "PVWatts"]
 __license__ = "MIT"
-__version__ = "1.0.1"
+__version__ = "1.0.5"
 __maintainer__ = "warnuk"
 __email__ = "warnuk@umich.edu"
 __status__ = "Development"
@@ -28,7 +28,8 @@ def init_ui(self):
         output box on the right side of the container."""
 
         self.first_run = True
-        container = QtWidgets.QHBoxLayout()
+        container = QtWidgets.QVBoxLayout()
+        subcontainer = QtWidgets.QHBoxLayout()
 
         left_pane = QtWidgets.QVBoxLayout()
         right_pane = QtWidgets.QVBoxLayout()
@@ -47,6 +48,7 @@ def init_ui(self):
         self.tilt_l = QtWidgets.QLabel("Tilt (°)")
         self.azimuth_l = QtWidgets.QLabel("Azimuth (°): ")
         self.rate_l = QtWidgets.QLabel("Rate Type: ")
+        self.incentivized_l = QtWidgets.QLabel("LCOE with Tax Credits: ")
 
         param_labels.addWidget(self.api_l)
         param_labels.addWidget(self.area_l)
@@ -58,6 +60,7 @@ def init_ui(self):
         param_labels.addWidget(self.tilt_l)
         param_labels.addWidget(self.azimuth_l)
         param_labels.addWidget(self.rate_l)
+        param_labels.addWidget(self.incentivized_l)
 
         self.api_le = QtWidgets.QLineEdit()
         self.area_le = QtWidgets.QLineEdit("1000")
@@ -73,6 +76,8 @@ def init_ui(self):
         self.azimuth_le = QtWidgets.QLineEdit("180")
         self.rate_le = QtWidgets.QComboBox()
         self.rate_le.insertItems(0, ["Residential", "Commercial", "Industrial"])
+        self.incentivized_cb = QtWidgets.QComboBox()
+        self.incentivized_cb.insertItems(0, ["Yes", "No"])
 
         param_fields.addWidget(self.api_le)
         param_fields.addWidget(self.area_le)
@@ -84,35 +89,34 @@ def init_ui(self):
         param_fields.addWidget(self.tilt_le)
         param_fields.addWidget(self.azimuth_le)
         param_fields.addWidget(self.rate_le)
-
-        output_layout = QtWidgets.QHBoxLayout()
-        self.output_l = QtWidgets.QLabel("Save hourly data to file: ")
-        self.output_check = QtWidgets.QCheckBox()
-        self.savefilepath = QtWidgets.QLineEdit()
-        self.fileselect = QtWidgets.QPushButton("Save as...")
-
-        output_layout.addWidget(self.output_check)
-        output_layout.addWidget(self.output_l)
-
-        output_layout.addWidget(self.savefilepath)
-        output_layout.addWidget(self.fileselect)
-
-        self.submit = QtWidgets.QPushButton("Submit")
+        param_fields.addWidget(self.incentivized_cb)
 
         parameters.addLayout(param_labels)
         parameters.addLayout(param_fields)
 
         left_pane.addLayout(parameters)
-        left_pane.addWidget(self.submit)
 
         self.output_box = QtWidgets.QPlainTextEdit()
         self.output_box.setFixedWidth(500)
 
         right_pane.addWidget(self.output_box)
-        right_pane.addLayout(output_layout)
 
-        container.addLayout(left_pane)
-        container.addLayout(right_pane)
+        subcontainer.addLayout(left_pane)
+        subcontainer.addLayout(right_pane)
+
+        output_layout = QtWidgets.QHBoxLayout()
+        self.output_l = QtWidgets.QLabel("Save hourly data to file: ")
+        self.savefilepath = QtWidgets.QLineEdit()
+        self.fileselect = QtWidgets.QPushButton("Save as...")
+        output_layout.addWidget(self.output_l)
+        output_layout.addWidget(self.savefilepath)
+        output_layout.addWidget(self.fileselect)
+
+        self.submit = QtWidgets.QPushButton("Submit")
+
+        container.addLayout(subcontainer)
+        container.addLayout(output_layout)
+        container.addWidget(self.submit)
 
         self.fileselect.clicked.connect(self.set_output_file)
         self.submit.clicked.connect(self.generate_output)
@@ -156,6 +160,12 @@ def array_type(self):
             arraytype_id = "4"
         return (arraytype_id)
 
+    def incentivized(self):
+        if self.incentivized_cb.currentText() == "Yes":
+            return(True)
+        else:
+            return (False)
+
     def generate_output(self):
         """Creates a global scenario object and prints descriptive information to the output box."""
 
@@ -170,17 +180,18 @@ def generate_output(self):
                                            tilt=self.tilt_le.text(),
                                            azimuth=self.azimuth_le.text(),
                                            timeframe='hourly',
-                                           ratetype=self.rate_le.currentText().lower())
+                                           ratetype=self.rate_le.currentText().lower(),
+                                           incentivized=self.incentivized())
+
         if self.first_run:
             self.output_box.appendPlainText(scenario.describe())
             self.first_run = False
         else:
             self.output_box.appendPlainText('--------------------' + '\n' + scenario.describe())
 
-        if self.output_check.isChecked():
+        if self.savefilepath.text():
             scenario.hourly_data.to_csv(self.savefilepath.text())
 
-
 def run():
     """Make GUI call-able from python interpreter.
 
@@ -189,3 +200,5 @@ def run():
     app = QtWidgets.QApplication(sys.argv)
     current_run = Window()
     sys.exit(app.exec())
+
+run()

PVWatts_Tool/dataframe_template.py

@@ -8,7 +8,7 @@
 __author__ = "warnuk"
 __credits__ = ["warnuk", "NREL", "PVWatts"]
 __license__ = "MIT"
-__version__ = "1.0.1"
+__version__ = "1.0.5"
 __maintainer__ = "warnuk"
 __email__ = "warnuk@umich.edu"
 __status__ = "Development"

PVWatts_Tool/nrel_requests.py

@@ -8,7 +8,7 @@
 __author__ = "warnuk"
 __credits__ = ["warnuk", "NREL", "PVWatts"]
 __license__ = "MIT"
-__version__ = "1.0.1"
+__version__ = "1.0.5"
 __maintainer__ = "warnuk"
 __email__ = "warnuk@umich.edu"
 __status__ = "Development"

PVWatts_Tool/process_output.py

@@ -10,7 +10,7 @@
 __author__ = "warnuk"
 __credits__ = ["warnuk", "NREL", "PVWatts"]
 __license__ = "MIT"
-__version__ = "1.0.1"
+__version__ = "1.0.5"
 __maintainer__ = "warnuk"
 __email__ = "warnuk@umich.edu"
 __status__ = "Development"

setup.py

@@ -3,7 +3,7 @@
 
 setup(
     name='PVWatts_Tool',
-    version='1.0.3',
+    version='1.0.5',
     url='https://github.com/warnuk/PVWatts_Tool',
     packages=['PVWatts_Tool'],
     license='MIT',