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高灵敏度吸气式感烟火灾探测器已经有商业产品在国际上出现,其探测烟雾的灵敏度比普通的感烟火灾探测器高出几百倍,能够适用于要求超早期烟雾(火灾)探测的特殊应用场所。对于这种探测器的响应阈值,目前国际和国内都还没有固定的检验方法及标准。本文中,作者根据在德国从事这项研究的结果,提出了这种探测器的检验原理、方法,并给出了检验装置配置图。实验结果证明这种方法具有稳定性和可靠性。
High-sensitivity smoke-aspirated smoke detectors have appeared in commercial products internationally. Their smoke detection sensitivity is several hundred times higher than that of ordinary smoke-detection fire detectors and can be applied to the detection of ultra-early smoke (fire). Special application site. For the response threshold of this type of detector, there are currently no fixed test methods and standards at home and abroad. In this article, based on the results of the research conducted in Germany, the author proposed the principle and method of inspection for this type of detector, and also provided the configuration diagram of the inspection device. Experimental results show that this method has stability and reliability.