ICS13.030.40 Z01DB4401 广州市地方标准 DB4401/T53—2020 代替DBJ440100/T147—2012 FORMTEXT污水处理厂设备设施维护维修及报废 污水处理厂设备设施维护维修及报废 操作规范 Operationspecificationformaintenance,repairandscrappingof equipmentandfacilitiesinsewagetreatmentplant 2020-06-08发布 2020-07-01实施 广州市市场监督管理局 发布 DB4401/T53—2020 I目  次 前言.....................................................................................................................................................................Ⅲ 1范围.................................................................................................................................................................1 2规范性引用文件.............................................................................................................................................1 3首次大修时间、大修周期、预期使用寿命................................................................................................1 4设备维护、大修要求.....................................................................................................................................1 4.1通用要求.................................................................................................................................................1 4.1.1日常维护.........................................................................................................................................1 4.1.2大修.................................................................................................................................................2 4.2特殊要求.................................................................................................................................................3 4.2.1干式离心泵.....................................................................................................................................3 4.2.2潜水离心泵.....................................................................................................................................3 4.2.3干式轴流泵.....................................................................................................................................4 4.2.4潜水轴流泵.....................................................................................................................................4 4.2.5EH型单螺杆泵................................................................................................................................4 4.2.6柱塞泵.............................................................................................................................................5 4.2.7罗茨鼓风机.....................................................................................................................................5 4.2.8单级离心鼓风机.............................................................................................................................5 4.2.9磁悬浮鼓风机.................................................................................................................................6 4.2.10回转式格栅除污机.......................................................................................................................6 4.2.11三索式格栅除污机.......................................................................................................................6 4.2.12高链式格栅除污机.......................................................................................................................7 4.2.13转鼓式格栅...................................................................................................................................7 4.2.14阶梯式格栅...................................................................................................................................8 4.2.15竖轴式表面曝气机.......................................................................................................................8 4.2.16转刷型表面曝气机.......................................................................................................................8 4.2.17橡胶/刚玉微孔曝气器...................................................................................