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pin-fins

Experimental Investigation of Heat Transfer Intensification of Pin Fins under Forced Convection (A Review)

Experimental Investigation of Heat Transfer Intensification of Pin Fins under Forced Convection (A Review)

... Pin-fins installation on a heat exchanger surface can increase the surface area of heat transfer and cause turbulent mixing of flow, subsequently enhancing the heat transfer performance and protecting the ...

5

Heat Transfer Characteristics of Square Micro Pin Fins under Natural Convection

Heat Transfer Characteristics of Square Micro Pin Fins under Natural Convection

... the pin size, the pop- ulation density of ...of pin arrangement on the heat transfer performance, and reported that a choking phenomenon, which had a negative effect on heat transfer from a heat sink, was ...

12

Heat Transfer Enhancement Analysis of Solar Parabolic Trough Collector Tube with Pin Fins

Heat Transfer Enhancement Analysis of Solar Parabolic Trough Collector Tube with Pin Fins

... A numerical simulation of turbulent flow with heat transfer through PTC receiver tubes with staggered pin fins was conducted. The results showed that the inclusion of the fins on the receiver tube ...

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The Impact of Split Distance on Pin Fins over Natural Convection Heat Transfer Enhancement

The Impact of Split Distance on Pin Fins over Natural Convection Heat Transfer Enhancement

... Fig.9 Velocity Contour lines surrounding solid pin fins However, there will be low velocity / stagnation zones at 180° from the stagnation point. Due to the lack of fluid motion in these areas, the heat ...

6

Numerical Analysis of Heat Dissipation through Rectangular Channel with Elliptical Pin Fins

Numerical Analysis of Heat Dissipation through Rectangular Channel with Elliptical Pin Fins

... elliptical fins with various aspect ratios were placed along the channel at different pitches in In-line and Staggered arrangements to enhance convective ...of fins, longitudinal and diagonal pitches and ...

9

Design, analysis and fabrication of motorcycle helmet to enchange the rate of heat transfer using pin fins to make the helmet as human comfort

Design, analysis and fabrication of motorcycle helmet to enchange the rate of heat transfer using pin fins to make the helmet as human comfort

... using pin fin as the air cooling ...the pin fins to transfer the heat from inside to surroundings for convert the helmet as the human ...the pin fins which are directly contact with top ...

6

Enhancement of Heat Transfer Effectiveness of Plate Pin Fin Heat Sinks With Central Hole and Staggered Positioning of Pin Fins

Enhancement of Heat Transfer Effectiveness of Plate Pin Fin Heat Sinks With Central Hole and Staggered Positioning of Pin Fins

... elliptical pin fin heat sink under combined natural and forced ...profiled pin fin heat sinks having capability of predicting the influence of various physical, thermal and flow parameters on the air side ...

6

Experimental And Numerical Analysis Of Cylindrical Pin Fins Having Square Thread With And Without Perforations By Natural And Forced Convection

Experimental And Numerical Analysis Of Cylindrical Pin Fins Having Square Thread With And Without Perforations By Natural And Forced Convection

... Pin fins are broadly utilized as a part of heat exchanging body which results in enhances the heat exchange between the surface of the body and ambient ...exchanger pin fins, varying from ...

5

Effect of Helical Grooved Pin Fins in a Rectangular Channel on Heat Transfer Intensification and Friction Factor Using CFD Analysis

Effect of Helical Grooved Pin Fins in a Rectangular Channel on Heat Transfer Intensification and Friction Factor Using CFD Analysis

... pin fins. The result shows that the more streamlined drop-shaped pin fins were better at delaying or suppressing separation of the flow passing through them, which decreased the aerodynamic ...

9

Vol 2, No 4 (2014)

Vol 2, No 4 (2014)

... Hyoid pin fin heat sink is the advanced model to improve the heat transfer ...of pin fins with decreasing heights from left corner to centre and from the centre of the heights of the pins are ...

6

Experimental Study Of The Characteristics Of Various Type Of Fins Using Forced Convection Heat Transfer

Experimental Study Of The Characteristics Of Various Type Of Fins Using Forced Convection Heat Transfer

... The forced convection heat transfer with rectangular plate with trapezoidal fins and pin fins in a horizontal channel under bottom wall constant heat flux conditions has been investigated ...

8

Thermal management of electronics devices with PCMs filled pin fin heat sinks: a comparison

Thermal management of electronics devices with PCMs filled pin fin heat sinks: a comparison

... circular pin-fins performed better heat transfer ...configuration pin-fin heat ...of fins, fins height, fin thickness and base ...square pin-fins and circular ...

16

CFD & Thermal Analysis of Heat Sink and its Application in CPU.

CFD & Thermal Analysis of Heat Sink and its Application in CPU.

... Abstract— The development of the digital computer and its usage day by day is rapidly increasing. But the reliability of electronic components is getting affected critically by the temperature at which the junction ...

5

Factors Affecting on Thermal Performance of Fins & Analysis of Fins with ANSYS Icepak

Factors Affecting on Thermal Performance of Fins & Analysis of Fins with ANSYS Icepak

... 3. For obtaining the minimum temperature at the heat sink, it is better to use Copper pin fins which give 43.8775C temperature. But Copper is costly hence one can prefer the cheaper & lighter material ...

12

A Study on Straight Triangular Fin Vs Porous Pin Fin

A Study on Straight Triangular Fin Vs Porous Pin Fin

... With increase in technology gadgets are getting smaller and quicker. This throws light on the increasing workload on the electronic gadgets but small size; and hence increases in heat produced during operation in the ...

9

Heat Conduction through a Pin Fin Apparatus Using Circular Fins

Heat Conduction through a Pin Fin Apparatus Using Circular Fins

... vertical fins by the authors. Their results indicated that the perforated fins having high heat transfer rate as compared to the solid ...in fins were observed when the wetted surface area was ...

5

Design Modification and Analysis of Helical Fins Used in Locomotive Engines Radiator

Design Modification and Analysis of Helical Fins Used in Locomotive Engines Radiator

... the fins. Normally the fins are designed as zigzag triangle shape ...radiator fins also used but they are not more efficient then Zigzag type ...Helical fins are also available but they are ...

7

Thermal Analysis and Optimization of Two Wheeler Engine Cylinder Fins

Thermal Analysis and Optimization of Two Wheeler Engine Cylinder Fins

... In the experimental method we are prepared experimental setup to get the approximate temperature generated within the cylinder block and to take reading of temperature distribution over the fins we are prepared ...

8

REVIEW OF HEAT TRANSFER ENHANCEMENT IN DIFFERENT TYPES OF EXTENDED SURFACES

REVIEW OF HEAT TRANSFER ENHANCEMENT IN DIFFERENT TYPES OF EXTENDED SURFACES

... cylindrical fins with circular grooves and threads on their outside surface are investigated ...solid pin fin at a pressure lower than atmospheric ...

10

MAINTAINING THE COMFORT TEMPERATURE OF SYSTEM BY USING EAHE

MAINTAINING THE COMFORT TEMPERATURE OF SYSTEM BY USING EAHE

... The main objective of my experimental work is to study the variation in cooling effects caused by Earth Air Exchanger in summer climate condition by using fins and without fins in series connection. In ...

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