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220KV珠山(广东省肇庆)变电站,引进了一套用于主变压器的自动喷水雾灭火装置。该装置由香港威景防火工程有限公司负责设计、安装。6月25日进行模拟灭火试验。试验分手控和温感二种方法进行。试验结果,手控灭火时间为16.5秒,温差探测器径117秒后动作,并自动喷成雾状,灭火迅速,达到了技术要求。上图为模拟架内点火后的情况;下图为经过16.5秒,水雾把火扑灭。
220KV Zhu Shan (Zhaoqing, Guangdong Province) substation, the introduction of a main transformer for the automatic spray fog fire extinguishing equipment. The device by Hong Kong Granville Fire Engineering Co., Ltd. is responsible for the design, installation. June 25 simulated fire test. Sub-test control and temperature test two ways. Test results, manual fire extinguishing time of 16.5 seconds, the temperature detector path 117 seconds after the action, and automatically sprayed into a spray, fire quickly, reaching the technical requirements. The picture above shows the situation after ignition in the frame; the figure below shows that after 16.5 seconds, the water mist extinguishes the fire.