1.医院污水消毒设备概述
该口腔医院污水主要来自门诊室排放的污水。该污水是一种低浓度污水,如各种药物、消毒剂等污染物,还含有一定量的病菌。该废水如未经处理而直接排入水体,会对周围水域及土壤等造成一定程度的污染,从而危害人们的日常生活。口腔医院领导对
该医院污水的处理非常重视,根据当地环保部门要求决定上污水处理设施。我公司受该医院委托,对口腔医院污水的处理作设计方案。
随着国家对环境保护的重视和人们对环境状况的关注,污水排放标准也日益严格,医疗机构污水中含有大量的病原微
生物和有毒物质,如果不经有效处理将对周边环境造成污染。所以医疗机构污水处理是否达标将关系到医疗机构能否开办的一项重要依据。
根据《医疗机构水污染物排放预处理标准》,医疗门诊污水排放应达到以下标准:
1.医院污水消毒设备连续三次各取样
500ml进行检验,不得检出肠道致病菌和结核病杆菌。
2.总大肠菌群数每升不得大于500个。 3.总余氯量为4-5mg/l。
4.污水与氯接触时间不少于1小时。
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医疗机构内所有的医用污水必须通过专用管道输入处理池中进行消毒处理后方能排放。污水处理设备必须符合以下要求: 1.应远离治疗区和接待区,设计在较为隐蔽的地方。 2.有防腐蚀、防渗漏设施。 3.确保处理效果,安全耐用。
4.操作方便,便于消毒和清污,并有利于操作人员的安全。
我公司根据该医疗机构可用面积小,污水量少的特点,设计了小型医疗污水处理设备,该设备采用过滤+消毒的处理工艺,具有自动化程度高、占地面积少、无噪音、无二次污染、安装方便、维护简单、容易达标等优点,已被广泛用于动物医院、医疗门诊、口腔门诊等污水处理工程
1 业主方提供的水质水量参数 ;
2《污水综合排放标准》(gb8978-1996);
3《医疗机构水污染物排放标准》(gb18466-2005);
4《地表水环境质量标准》 (gb3838-2002);
5《室外排水工程设计规范》(gbj14-87);
6《室外给水设计规范》(gb50013-2006);
7《给排水工程结构设计规范》(gb69-84);
8《城市区域环境噪声标准》(gbj3096-93);
9《水处理工程师手册》和《三废处理工程技术手册》;
10 相关法律法规。
医院污水消毒设备工艺说明:
该废水处理首先经过滤网去除水中杂物,再对废水进行消毒。根据以往的工程经验以及医疗机构水污染物排放标准中的规定,采用过滤+消毒对污水进行净化处理。就该污水处理工程的工艺路线确定如下:诊疗废水→过滤→消毒→排放
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