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220V AC Cooling Fan convective heat transfer law domination

Factors that affected by heat convection heat transfer law governed, and governed by the laws of fluid flow, heat transfer process is a kind of complex, convective heat transfer pe...

2014-12-24
Micro Cooling Fan air-cooling principle

From "Micro Cooling Fan" thermodynamic point of view, the object of endothermic, exothermic is relative, where there exists a temperature difference, it is bound to heat ...

2014-12-23
Judgment 24V DC Cooling Fan chips need to increase the cooling measures

The first step: to collect "24V DC Cooling Fan" thermal parameters of the chip. There are: P, Rja, Rjc, Tj, etc.
Step Two: Calculate Tc-max: Tc-max = Tj- Rjc * P
The th...

2014-12-23
LFM - 220V Cooling Fan Wind speed unit

"220V Cooling Fan" to provide maximum Ta, Tj, P-- early chip Datasheet generally this. Theoretically we only need to ensure that the chip near the ambient temperature doe...

2014-12-23
Length Tiny Cooling Fan radiator

A = 2422.5209 * 220 * 10-2 = 5329.545 (cm2)
"Tiny Cooling Fan" radiator surface heat flux heat Q / A = 1110 / 5329.545 = 0.208 (W / cm2)> = 0.039W / cm2
Heat flux ca...

2014-12-23
Judgment 220V AC Cooling Fan radiator cooling methods

"220V AC Cooling Fan" on occasion to poor ventilation conditions: heat sink surface density of less than 0.024W / cm2, can be naturally cooled. For better ventilation of ...

2014-12-23
Micro Cooling Fan heat transfer

Under normal conditions, "Micro Cooling Fan" includes three modes of heat transfer: conduction, convection and radiation. Conductive means to pass between the heat by dir...

2014-12-23
24V DC Cooling Fan Cooling Basics

Of course, the situation "24V DC Cooling Fan" time than the more complex, the need to analyze and calculate calculated by simulation software. In an ordinary digital circ...

2014-12-23
The main parameters 220V Cooling Fan heat-related power chip

With the integration, the power density of the Day "220V Cooling Fan" more chips increase the temperature of the chip is becoming system stability, performance stumbling ...

2014-12-23
Tiny Cooling Fan cooling degree

From the need to "Tiny Cooling Fan" thermal point of view, the printed version of the best upright installation, the distance between the board and the board should not n...

2014-12-23

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