CFD Analysis of Heat Transfer and Friction Factor Characteristics in a Circular Tube Fitted with Quadrant-Cut Twisted Tape Inserts

<table>Simulated Nusselt number for quadrant-cut twisted tape (QCT) and classical twist tape (CTT).</table>

Mathematical Problems in Engineering

Figure 10: CFD Analysis of Heat Transfer and Friction Factor Characteristics in a Circular Tube Fitted with Quadrant-Cut Twisted Tape Inserts 