3400W Skived fin heat sink thermal solution

Jan 03,2025

Mode:Power 3*300W+6*420W=3420W; Al1060 + Heat pipes Input flow rate 8m/s Environment 35℃ The Max temperature of heat sink surface is below 85 ℃

Mode:Power 3*300W+6*420W=3420W;
Al1060 + Heat pipes
Input flow rate 8m/s
Environment 35℃
The Max temperature of heat sink surface is below 85 ℃

 

Customer's original drawings and designs

 

 

Ansys16.0 design model

 

 

Ambient temperature 35 ℃

Thermal radiation is not considered

Laminar flow regime

Operating pressure 101325N/m2 on Natural convection

 

 

Input flow 8m/s

 

 

 

The number of meshes is 400545

Set uniform mesh params 

Mesh assemblies separately

Allow multi-level meshing

Allow minimum gap changes 

 

 

Run the solution and get the function curves

 

 

The Max temperature of heat sink surface is 76.9℃

 

Orient positive X,Y,Z Temperature

 

 

Fan Speed distribution 

The maximum speed is 10.58m/s 

 

 

Heat sink pressure distribution

 The maximum differential pressure is 697N/m2

 

 

The results:

 

Used the simple model method, the result  will be different from the actual module.

The Max temperature of heat sink surface is below 76.9 ℃,△T=76.9-35=41.9 ℃

 

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