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氣候試驗(yàn)方法中對(duì)試驗(yàn)箱內(nèi)風(fēng)速要求的分析

The requirement of wind velocity in the test chamber for climate test method

  • 摘要: 文章介紹了GJB 150A和GB/T 2423標(biāo)準(zhǔn)中對(duì)試驗(yàn)箱內(nèi)風(fēng)速的有關(guān)要求，分析了各試驗(yàn)方法中規(guī)定風(fēng)速要求的目的和原理，以及GB/T 2423為減少風(fēng)速對(duì)熱效應(yīng)影響而應(yīng)用的試驗(yàn)方法思路，指出了目前標(biāo)準(zhǔn)實(shí)施中試驗(yàn)箱選用及使用方面存在的問(wèn)題，并提出了一些建議。

     

    Abstract: This paper discusses the requirements of wind velocity in the test chamber according to the GJB 150A and GB/T 2423 standards, together with analyses of the related purpose and principle of each standard. The approaches in GB/T 2423 for reducing the influence of the wind velocity on the thermal conditions in the test chamber are elaborated. The problems in choosing and using the test chamber in the implementation of the above-mentioned standards are pinpointed.

     

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