媒体播放器散热设计案例分析

简介

A consumer electronics company was developing a new Set Top Box(STB) HD DVR for a well known satellite television provider. The clientrequested the assistance of Aavid, Thermal division of BoydCorporation, in their overall thermal and mechanical design of thechassis. The objective was to develop a cost effective solutionconsidering ease of manufacturing in a high volume application.

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挑战

Aavid must provide a mechanical chassis design that meetsrequirement specified from STB service provider.

Select or design a natural convection heat sink(s) for the CPU andchipset and determine the optimum location for a cost effective,inexpensive, and easily manufactured solution.

为硬盘驱动器(HDD)设计合适的均热板

解决方案

Aavid的散热分析和设计包括:

-根据开口百分比和位置优化空气通风。

-Use part of chassis for heat sinking while monitoring its touchtemperature.

-Optimizing internal and external thermal radiation and internalconduction. Maximize cooling performance for natural convection andselect a low speed fan/blower if additional cooling is necessary.

可交付成果/结果

Aavid:

-根据开口百分比和位置优化了空气通风

-为HDD设计了合适的均热板

-Designed natural convection heat sinks for CPU and chipset anddetermined optimum location.

-Allowed the client to have a reliable thermal solution for its endcustomer.

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