静电喷粉产生电火花怎么办

2025-04-07 19:39:04
推荐回答(1个)
回答1:

静电喷粉产生火花:
当粉末涂料喷涂时,粉末浓度达到一定值时,能被明火或电火花引爆。

应对措施:
1、严禁吸烟,不得有明火;
2、粉末涂料喷涂室内只许放置喷枪及必需的电缆,所有其它电器一律置于喷涂室外(防尘防爆电器除外);
3、检查抽风装置是否工作正常;
4、检查夹具及所有电器的接地是否良好;
5、喷粉区内所有导体,都要可靠接地,操作人员需良好的接地,不得穿戴绝缘手套或绝缘鞋;
6、粉末涂料喷涂室在工作时,操作人员切勿进入喷涂室,在粉尘环境中工作的人员均应穿戴合适的口罩及防护物;
7、喷粉室的排风量,必须定期核查。喷粉室的通风管道必须保持一定的风速,同时应有良好接地防止粉末聚积和产生静电;
8、喷涂区5米内应保持地面清洁,尽量不要扫地,用潮湿拖把或吸尘器清扫,喷粉区的环境要保持一定的相对湿度,其噪声不超过85db;
9、在喷粉区内只允许存放当班所需粉末用量,不应存放过多的粉末涂料;
10、喷粉操作必须在排风启动后至少3分钟,方可开启高压静电发生器和喷粉装置。停止作业时,必须先停高压静电发生器和喷粉装置,3分钟后再关闭风机;
11、喷粉操作人员应穿戴防静电工作服,鞋、帽、严禁带手套及金属饰物;
12、粉末涂料喷涂施工完毕后,应该用热水和肥皂洗手、洗脸;

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