Add examples demonstrating calling R410A

All seem to be working now

examples/scroll_compressor_bicubic_with_mixtures.py

@@ -1,15 +1,21 @@
-from __future__ import print_function
+import os 
 
 from PDSim.scroll.core import Scroll
 from scroll_compressor import Compressor
 
-# from CoolProp import CoolProp as CP
-# CP.set_config_string(CP.ALTERNATIVE_REFPROP_PATH, r'/home/ian/REFPROP911')
+from CoolProp import CoolProp as CP
+CP.set_config_string(CP.ALTERNATIVE_REFPROP_PATH, os.getenv('RPPREFIX'))
 
 # CP.set_debug_level(1)
 
-# Use this one to use R410A as a mixture
-Compressor(Scroll, Ref='BICUBIC&REFPROP::R32[0.697614699375863]&R125[0.302385300624138]')
+# Use this one to use R410A as a pseudo-pure fluid
+Compressor(Scroll, Ref='R410A', HDF5file='R410APPF.h5')
 
-# Use this one to use R410A as a pure fluid
-#Compressor(Ref='R410A')
+# Use this one to use R410A as a mixture w/ REFPROP
+Compressor(Scroll, Ref='REFPROP::R32[0.697614699375863]&R125[0.302385300624138]', HDF5file='REFPROPR410Amix.h5')
+
+# Use this one to use R410A as a mixture w/ REFPROP and bicubic interpolation
+Compressor(Scroll, Ref='BICUBIC&REFPROP::R32[0.697614699375863]&R125[0.302385300624138]', HDF5file='REFPROPBICUBICR410Amix.h5')
+
+# Use this one to use R410A as a mixture w/ the HEOS backend of CoolProp
+Compressor(Scroll, Ref='HEOS::R32[0.697614699375863]&R125[0.302385300624138]', HDF5file='HEOSR410Amix.h5')