Heatpipe Heatsinks

Alt Text: Embedded EVAC heatpipe heatsink assembly transferring heat from CPU to finned radiator.

Heatpipe Heatsinks

By embedding heatpipes into the base of a heatsink, the spreading capability of the base, and therefore the overall heatsink performance can be greatly improved. In addition, evaporator/condenser heatpipe assemblies can also be used to move heat from a high powered component in a tightly constrained area, to a region where a larger, more conductive fin array can be placed. Heatscape a heatpipe manufacturer specializes in incorporating heatpipes into a variety of thermal solutions.

 

Embedded Heatpipe Fin Stack

Embedded heatpipe heatsink integrated with fan and shroud, for self-sustaining air cooling.

Embedded Heatpipe Fin Stack

Embedded Heatpipe Base Assembly

Embedded heatpipe heatsink utilizing low-cost aluminum extrusion technology combined with heatpipes to create a cost-effective high-performance solution.

Embedded Heatpipe Base Assembly

Remote Heat Transfer Heatpipe Assembly

Complex heatpipe assembly moving heat from main ASIC to dual remote radiators with better incoming airflow. Shroud created for top of the main mounting area to route flow to the fins.

Remote Heat Transfer Heatpipe Assembly

Remote Radiator Solution

Remote radiator solution that moves heat from main chip area to a dei-cast and powder coated remote radiator for greater surface area and improved cooling.

Remote Radiator Solution

Embedded Heatpipe “EVAC” Solution

Embedded heatpipe “EVAC” solution for moving heat from high-powered CPU to finned radiator region. In addition, fins are used directly over the CPU to aid the cooling.

Embedded Heatpipe “EVAC” Solution

Complex Heatpipe Assembly

Complex heatpipe assembly that utilizes multiple heatpipes to move heat throughout the heatsink region

Complex Heatpipe Assembly

Custom Heatpipe Cooling Assembly

Heatpipe assembly that moves heat from the main heatsink area to a remote radiator region, while also incorporating a blockage to strategically route airflow to the fins.

Custom Heatpipe Cooling Assembly

Tall Tower Heatsink with C-shaped Heatpipes

Tall tower heatsink with C-shaped heatpipes incorporated into it to move heat from the low-altitude base to the highest altitude fins.

Tall Tower Heatsink with C-shaped Heatpipes

Vapor Chamber and Heatpipe Assembly

High performance vapor chamber combined with c-shaped heatpipes to move heat from the VC base to the tops of the fins, making more efficient use of the total height allowed in the application.

Vapor Chamber and Heatpipe Assembly

Precision Heatpipe Heatsink Assembly

Custom and precision heatsink with total length of ~400mm, moving heat from source to remote radiator fin stack with ample surface area for cooling.

Precision Heatpipe Heatsink Assembly

Large Heatpipe Heatsink

Large heatpipe heatsink designed for cooling of two side-by-side ASICs. Precision fabrication combined with robotically dispensed thermal gel allows for mounting of this heatsink across two heat producing components.

Large Heatpipe Heatsink

Compact Heatpipe Heatsink Assembly

Heatpipe assembly designed to move heat from multiple components to a remote radiator which has been powder coated for enhanced performance. Graphics are printed on the fins to signify they will hot to the touch.

Compact Heatpipe Heatsink Assembly

Custom Heatpipe Assembly

Custom heatpipe assembly used to enhance the conduction capabilities of another assembly. Used for structure and thermal purposes.

Custom Heatpipe Assembly
Embedded Heatpipe Fin Stack Embedded Heatpipe Fin Stack
Embedded Heatpipe Base Assembly Embedded Heatpipe Base Assembly
Remote Heat Transfer Heatpipe Assembly Remote Heat Transfer Heatpipe Assembly
Remote Radiator Solution Remote Radiator Solution
Embedded Heatpipe “EVAC” Solution Embedded Heatpipe “EVAC” Solution
Complex Heatpipe Assembly Complex Heatpipe Assembly
Custom Heatpipe Cooling Assembly Custom Heatpipe Cooling Assembly
Tall Tower Heatsink with C-shaped Heatpipes Tall Tower Heatsink with C-shaped Heatpipes
Vapor Chamber and Heatpipe Assembly Vapor Chamber and Heatpipe Assembly
Precision Heatpipe Heatsink Assembly Precision Heatpipe Heatsink Assembly
Large Heatpipe Heatsink Large Heatpipe Heatsink
Compact Heatpipe Heatsink Assembly Compact Heatpipe Heatsink Assembly
Custom Heatpipe Assembly Custom Heatpipe Assembly

Frequently Asked Questions

What is a heatpipe heatsink?

A heatpipe heatsink is a thermal solution that combines heatsink fins with embedded heatpipes to enhance heat transfer. The heatpipes rapidly move heat from the source to a larger fin area for efficient dissipation. This design significantly improves cooling performance, especially in high-power or compact systems where traditional conduction alone is not sufficient.

How do heatpipes improve heatsink performance?

Heatpipes improve heatsink performance by transferring heat quickly with minimal temperature difference between the source and cooling area. They distribute heat evenly across the fin stack, reducing hotspots and improving overall efficiency. This enables more consistent thermal performance in demanding applications with high heat loads.

When should I use a heatpipe heatsink?

You should use a heatpipe heatsink when heat needs to be moved away from a confined or high-density area to a larger cooling surface. It is especially useful in compact electronics or systems with limited airflow. This ensures effective thermal management where standard heatsinks may not provide sufficient cooling.

Can heatpipe heatsinks move heat to a remote location?

Yes, heatpipe heatsinks can transfer heat from a component to a remote fin stack or radiator. This allows greater flexibility in system layout and helps optimize space within complex designs. It is particularly beneficial in applications where direct airflow over the heat source is limited.

What configurations are available for heatpipe heatsinks?

Heatpipe heatsinks can be configured with embedded bases, vertical or horizontal fin stacks, fan-assisted designs, or integrated vapor chamber systems. The configuration depends on thermal requirements, airflow conditions, and available space. Custom designs ensure optimal performance for specific applications and system constraints.

Are heatpipe heatsinks suitable for air-cooled systems?

Yes, heatpipe heatsinks are widely used in air-cooled systems to enhance thermal performance without requiring liquid cooling. They distribute heat more effectively across the fin array, improving heat dissipation. This makes them a cost-effective, reliable solution for many electronic and industrial applications.

What applications benefit most from heatpipe heatsinks?

Heatpipe heatsinks are commonly used in CPUs, power electronics, telecommunications equipment, and industrial systems. These applications require efficient heat transfer across distance or within compact spaces. Heatpipe technology helps maintain stable performance and prevents overheating under high thermal loads.

What is a heatsink calculator?

A heatsink calculator helps estimate thermal performance by analyzing heat dissipation, airflow, and material properties to determine optimal cooling solutions.