Widely employed for enhancing heat transfer in various devices, nanofluids are still
seriously challenged by contradictory conclusions on their effectiveness under different …

Due to their compact design, ease of manufacture and enhanced heat transfer and fluid
mixing properties, helically coiled tubes are widely used in a variety of industries and …

The energy efficiency of geothermal heat exchanger (GHE) systems can be significantly
impacted by the thermal performance of heat transfer fluid inside. In the present study …

Three types of helical microtube coil namely circle, oval and elliptical are introduced and
evaluated both experimentally and numerically. Al 2 O 3-water, ZnO-water at three volume …

The performance of employing multi-wall carbon nanotubes (MWCNTs) based on distilled
water with various volume concentrations in shell and tube heat exchanger was …

In the present study, the characteristics of the steady state turbulent convective heat transfer
are experimentally investigated for γ-Al 2 O 3/water nanofluid used in engine cooling. The …

This work experimentally investigates the characteristics of convective heat transfer and
pressure drop of water flow in the annulus-side of horizontal double pipe heat exchangers …

In the present paper, heat transfer characteristics of Al 2 O 3 nanofluid flow inside shell and
helical tube heat exchangers are numerically investigated. The numerical computations are …

Fluid flow and heat transfer characteristics of nanofluids flowing through helically coiled
tubes under uniform heat flux condition are studied experimentally. The turbulent flow of two …

In the present study, turbulent Al 2 O 3-water nanofluid flow in helically coiled, hybrid
rectangular-circular tubes under constant wall heat flux, was numerically investigated. The …