**Author details**

*Heat Transfer - Design, Experimentation and Applications*

primary conclusions drawn from this chapter are,

heat transfer in complex geometry.

becomes difficult and expensive.

geometry of the heat sink.

**5. Existing lacuna and future scope**

studies in the field of microfluidics.

existing fabrication is very expensive.

flux are involved.

heatsink application, the heat flux needs to be dissipated, space availability, etc. The

• The accuracy of the solution depends on the numerical method implemented to solve the fluid flow problem. The lattice Boltzmann method was considered an efficient numerical method to solve the fluid flow problems coupled with

• The geometry modification of the heat sink by adding the fins, changing the channel shape, flow pattern, etc., is the basic heat transfer enhancing technique but with increasing the complexity of the geometry the fabrication

• The large pressure drop is also one of the disadvantages with the complex

• The microchannel heat sink developed with the phase changing process is well suited for the heat dissipation application where large fluctuations in the heat

• The flow boiling and jet impingement in the microchannel heat sink is considered the best methods to dissipate the large heat fluxes generated in the

• Efficient Phase changing materials (PCM) based MCHS has to be developed and its influence on the heat transfer has to be analyzed thoroughly.

• High-pressure loss is the main limitation for the microfluidic systems, heat

• There is more scope for electro-hydrodynamic and magneto-hydrodynamic

• The research on the influence of surface effects on the behavior fluid flow must

• Low-cost manufacturing methods for microfluidic devices are required as the

electronic components with the penalty of a large pressure drop.

The major observations from the present chapter are

sinks with the low-pressure drop has to be developed

be extended to analyze the thermal performance.

**300**

Naga Ramesh Korasikha1 , Thopudurthi Karthikeya Sharma1 \*, Gadale Amba Prasad Rao2 and Kotha Madhu Murthy2

1 NIT Andhra Pradesh, India

2 NIT Warangal, India

\*Address all correspondence to: tks@nitandhra.ac.in

© 2021 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
