From 098761f7f303373ebbfc22ac44fdb6ef68e5033f Mon Sep 17 00:00:00 2001
From: Sviatoslav Eroshkin <109044598+Sviatose@users.noreply.github.com>
Date: Fri, 21 Jun 2024 16:12:46 +0200
Subject: [PATCH] fix: bug with Oil Test increase (#1032)

---
 .../neqsim/thermodynamicOperations/flashOps/RachfordRice.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/neqsim/thermodynamicOperations/flashOps/RachfordRice.java b/src/main/java/neqsim/thermodynamicOperations/flashOps/RachfordRice.java
index 75fca6f7f4..208a794a66 100644
--- a/src/main/java/neqsim/thermodynamicOperations/flashOps/RachfordRice.java
+++ b/src/main/java/neqsim/thermodynamicOperations/flashOps/RachfordRice.java
@@ -135,7 +135,7 @@ public double calcBeta(double[] K, double[] z) throws neqsim.util.exception.IsNa
         nybeta = 1.0 - betal;
       }
       step = gbeta / deriv;
-    } while (Math.abs(step) >= 1.0e-10 && iterations < maxIterations);
+    } while (Math.abs(step) >= 1.5e-10 && iterations < maxIterations);
     if (nybeta <= tolerance) {
       nybeta = tolerance;
     } else if (nybeta >= 1.0 - tolerance) {