为测试不同泡沫灭火剂间混用性能和效果,将不同厂家不同型号水成膜、抗溶、蛋白及氟蛋白泡沫灭火剂,按相同比例混合后进行灭火性能测试。采用4.52 m 2(144B)的标准油盘进行灭火测试,试验结果表明:相同类型的泡沫灭火剂具有兼容性;水成...为测试不同泡沫灭火剂间混用性能和效果,将不同厂家不同型号水成膜、抗溶、蛋白及氟蛋白泡沫灭火剂,按相同比例混合后进行灭火性能测试。采用4.52 m 2(144B)的标准油盘进行灭火测试,试验结果表明:相同类型的泡沫灭火剂具有兼容性;水成膜泡沫灭火剂与蛋白、氟蛋白型泡沫灭火剂混合后灭火性能下降,但具有一定兼容性;抗溶泡沫灭火剂与其他类型泡沫灭火剂配伍扑灭水溶性介质时,不具有兼容性。展开更多
The fire-extinguishing capability of aqueous film-forming foam(AFFF) is usually evaluated by actual fire-fighting test.It is not only costly,but also unfavorably to environment and safety.Therefore,it is of importance...The fire-extinguishing capability of aqueous film-forming foam(AFFF) is usually evaluated by actual fire-fighting test.It is not only costly,but also unfavorably to environment and safety.Therefore,it is of importance to find means to evaluate the performance of AFFF indoor.In this work a simple laboratory method for evaluating the performance of AFFF is proposed,based on the principle of AFFF and our researches on AFFF.It is found that the fire-extinguishing capability of AFFF could be evaluated by five parameters.1) spread ability of AFFF on the oil,2) the spread amount of AFFF on oil,3) foaming ability of AFFF,4) speed of liquid eduction from foam,5) stability of foam.These parameters can be measured easily in common laboratory,by which the fire-extinguishing capability of AFFF can be evaluated without actual fire-extinguishing test.展开更多
文摘为测试不同泡沫灭火剂间混用性能和效果,将不同厂家不同型号水成膜、抗溶、蛋白及氟蛋白泡沫灭火剂,按相同比例混合后进行灭火性能测试。采用4.52 m 2(144B)的标准油盘进行灭火测试,试验结果表明:相同类型的泡沫灭火剂具有兼容性;水成膜泡沫灭火剂与蛋白、氟蛋白型泡沫灭火剂混合后灭火性能下降,但具有一定兼容性;抗溶泡沫灭火剂与其他类型泡沫灭火剂配伍扑灭水溶性介质时,不具有兼容性。
文摘The fire-extinguishing capability of aqueous film-forming foam(AFFF) is usually evaluated by actual fire-fighting test.It is not only costly,but also unfavorably to environment and safety.Therefore,it is of importance to find means to evaluate the performance of AFFF indoor.In this work a simple laboratory method for evaluating the performance of AFFF is proposed,based on the principle of AFFF and our researches on AFFF.It is found that the fire-extinguishing capability of AFFF could be evaluated by five parameters.1) spread ability of AFFF on the oil,2) the spread amount of AFFF on oil,3) foaming ability of AFFF,4) speed of liquid eduction from foam,5) stability of foam.These parameters can be measured easily in common laboratory,by which the fire-extinguishing capability of AFFF can be evaluated without actual fire-extinguishing test.
