From 7fddf37cee2f50060bbd65d188ad1d7ac5b60a21 Mon Sep 17 00:00:00 2001
From: cortespea <cortespea@ad.engr.wisc.edu>
Date: Wed, 3 Jan 2024 23:29:46 -0600
Subject: [PATCH] minor changes for phenomena-oriented sim

---
 thermosteam/_stream.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/thermosteam/_stream.py b/thermosteam/_stream.py
index 05a1bbbc..d27d95af 100644
--- a/thermosteam/_stream.py
+++ b/thermosteam/_stream.py
@@ -370,8 +370,10 @@ def _create_linear_equations(self, variable):
         else:
             return []
 
+    def _get_decoupled_variable(self, variable): pass
+
     def _update_decoupled_variable(self, variable, value):
-        if variable == 'mol': 
+        if variable in ('mol', 'mol-LLE'): 
             value[value < 0] = 0
             self.mol[:] = value
         else: