From 266069df9b25eabf52791fdfb6b042d7dbea99fb Mon Sep 17 00:00:00 2001
From: rraustad <rraustad@fsec.ucf.edu>
Date: Wed, 25 Dec 2024 12:15:36 -0500
Subject: [PATCH] CppCheck log1p HVACVariableRefrigerantFlow

---
 src/EnergyPlus/HVACVariableRefrigerantFlow.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/EnergyPlus/HVACVariableRefrigerantFlow.cc b/src/EnergyPlus/HVACVariableRefrigerantFlow.cc
index 87722ea5a58..47b272b587c 100644
--- a/src/EnergyPlus/HVACVariableRefrigerantFlow.cc
+++ b/src/EnergyPlus/HVACVariableRefrigerantFlow.cc
@@ -14968,7 +14968,7 @@ void VRFCondenserEquipment::VRFOU_PipeLossC(
         Pipe_Coe_k1 = Pipe_Num_Nu * Pipe_viscosity_ref;
         Pipe_Coe_k3 = RefPipInsH * (this->RefPipDiaSuc + 2 * this->RefPipInsThi);
         if (this->RefPipInsThi >= 0.0) {
-            Pipe_Coe_k2 = 2 * this->RefPipInsCon / std::log(1.0 + 2 * this->RefPipInsThi / this->RefPipDiaSuc);
+            Pipe_Coe_k2 = 2 * this->RefPipInsCon / std::log1p(2 * this->RefPipInsThi / this->RefPipDiaSuc);
         } else {
             Pipe_Coe_k2 = 9999.9;
         }