电气施工方案范本汇集电气施工方案范本汇集_secret

1h1电气方案范本汇集nbsh1nbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbsp177ppnbspppnbspph11nbspnbspnbsp钟罩式变压器器身检查方案h1h211nbspnbspnbsp编制说明h2p本变电所设置2台110KVSF-Z7-25000110110-1-8×12563KV型号变压器结线方式Ynd11该变压器为XX变压器厂制造经过铁路公路水路运输至本变电所为防止运输过程中因剧烈震动冲击和严重颠簸而引起的异常情况危及变压器的安全可靠运行根据《电气装置安装 工程 路基工程安全技术交底工程项目施工成本控制工程量增项单年度零星工程技术标正投影法基本原理 电力变压器油浸电抗器互感器施工及验收规范》GBJ148-90第241条必须进行器身检查为了安全有章可循的进行器身检查特编制本方案望参与变压器器身检查的人员遵照本方案执行ph212nbspnbspnbsp编制依据h2h3121nbspnbspnbspnbspnbspnbspnbspnbsp《电气装置安装工程电力变压器油浸电抗器互感器施工及验收规范》GBJ148-90h3h3122nbspnbspnbspnbspnbspnbspnbspnbsp《电气装置安装工程电气设备交接试验标准》GB50150－91进行检验h3h3123nbspnbspnbspnbspnbspnbspnbspnbsp建筑安装工程质量检验评定标准GB50303－2002h3h3124nbspnbspnbspnbspnbspnbspnbspnbsp 设计 领导形象设计圆作业设计ao工艺污水处理厂设计附属工程施工组织设计清扫机器人结构设计 院提供的设计施工图h3h3125nbspnbspnbspnbspnbspnbspnbspnbsp本项目的质量 计划 项目进度计划表范例计划下载计划下载计划下载课程教学计划下载 及施工组织设计h3h3126nbspnbspnbspnbspnbspnbspnbspnbsp变压器厂家提供的安装使用说明书及有关图纸h3h3127nbspnbspnbspnbspnbspnbspnbspnbsp建筑安装工人安全技术操作规程h3h213nbspnbspnbsp工程概况h2p本变电所设置的变压器为三相油浸nbspxnbspnbspnbspx冷却铜线电力变压器变压比110KVpp35Kv±x·2．5％110Kv6．3KV调压方式为有载调压接线组别Y△－11短路阻抗百分比Uk％总重X吨器身重X吨上节油箱钟罩X吨油重X吨外型尺寸长×宽×高Xmm×Xmm×Xmm轨距Xmm变压器为室外内布置根据现场情况现采取室外进行器身检查ph214nbspnbspnbsp施工现场要求h2h3141nbspnbspnbspnbspnbspnbspnbspnbsp周围空气温度不低于0C变压器器身温度不宜低于周围空气温度h3h3142nbspnbspnbspnbspnbspnbspnbspnbsp当空气相对湿度小于75％时铅身景后在空气中的时间不得超过16小时调压切换装置与器身相同时间计算为揭开顶盖或打开任一堵塞算起至注油为止h3h3143nbspnbspnbspnbspnbspnbspnbspnbsp器身检查时场地四周清洁和有防尘措施雨雪天或雾天不应在室外进行应停止作业h3h215nbspnbspnbsp施工准备h2h3151nbspnbspnbspnbspnbspnbspnbspnbsp临时作业棚的搭设h3h41511nbspnbspnbspnbspnbspnbspnbsp室外设吊芯用的作业拥及放置钟罩用台架台架上应铺干净的塑料布h4h41512nbspnbspnbspnbspnbspnbspnbsp搭设一临时作业棚放置油机及烘干箱该作业棚需设置380V的三相四线电源开关箱h4h41513nbspnbspnbspnbspnbspnbspnbsp准备合适的容量的贮油罐贮油罐内部必须清洗干净放置位置应靠近变压器及滤油机之间h4h41514nbspnbspnbspnbspnbspnbspnbsp在变压器周围搭设临时作业架高度适宜方便作业人员攀登检查器身必须稳定牢固大型变压器的临时作业架应搭设2层脚手架h4h3152nbspnbspnbspnbspnbspnbspnbspnbsp材料工具的准备h3p材料工具见附表1工具及材料必须有专人保管并逐件登记分类放置于工具箱内器身检查完毕必须清点工具如数收回后方可进行盖钟罩ph3153nbspnbspnbspnbspnbspnbspnbspnbsp起重设备的准备h3h41531nbspnbspnbspnbspnbspnbspnbspnbspnbspnbsp在室外采用25T的吊车四角用四个2T的手拉葫芦调节钟罩平衡吊车作为上下的重吊卷扬h4h41532nbspnbspnbspnbspnbspnbspnbspnbspnbspnbsp在室内根据室内的具体情况确定吊装方式要充分考虑吊且及空间距离是否许可h4h216nbspnbspnbsp钟罩吊装前工作及吊钟罩h2h3161nbspnbspnbspnbspnbspnbspnbspnbsp变压器运抵现场调试人员应对变压器作直流电阻接组组别变压比变压器油耐压绝缘电阻及吸收比tga等试验给器身检查提供重点检查的依据及时消除内部隐患h3h3162nbspnbspnbspnbspnbspnbspnbspnbsp测量钟罩法兰与器身法兰的间隙尺寸并做好各点间隙的记录给恢复钟罩提供紧固螺栓的依据h3h3163nbspnbspnbspnbspnbspnbspnbspnbsp放油先打开贮油柜上部的放气孔以免抽真空从油箱底部放油放至将尽可打开侧面观器官板观察变压器油是否放尽h3h3164nbspnbspnbspnbspnbspnbspnbspnbsp放油结束后应先拆除所有与其相连接的部件如高低压瓷套管与线圈的连线h3h3165nbspnbspnbspnbspnbspnbspnbspnbsp电压调节切换装置与箱体的拆卸必须由专人负责拆卸前必须检查三相电压调接器位置是否一致并做好标记h3h3166nbspnbspnbspnbspnbspnbspnbspnbsp将钟罩与底座连接的螺栓轮流拧松然后拧掉集中放置个别特殊螺栓使用在专门位置的需做标记h3h3167nbspnbspnbspnbspnbspnbspnbspnbsp钟罩起吊时吊索与钟罩铅垂线的夹角不宜大于30o起吊过程中器身与钟罩箱区不得碰撞具体措施是吊装过程中利用以∮18-20圆在箱体底部四角连接螺栓处加人定位杆缓慢起吊并注意观察h3h3168nbspnbspnbspnbspnbspnbspnbspnbsp起吊前在箱体与底座螺栓处应加明显定位标记h3h3169nbspnbspnbspnbspnbspnbspnbspnbsp钟罩起吊至一定高度将钟罩置预先予备好的台架上下部用塑料布包好以免灰尘进人钟罩h3h217nbspnbspnbsp器身检查及复原工作h2h3171nbspnbspnbspnbspnbspnbspnbspnbsp运输支撑物和器身各部位应无移动现象运输用的临时防护装置及临时支撑应予拆除并经过清点作好记录以备查h3h3172nbspnbspnbspnbspnbspnbspnbspnbsp所有螺栓皮紧固并有防松措施绝缘螺栓应无损坏防松绑扎完好h3h3173nbspnbspnbspnbspnbspnbspnbspnbsp铁芯检查h3h41731nbspnbspnbspnbspnbspnbspnbsp铁芯应无变形铁轭与夹件间的绝缘垫应良好h4h41732nbspnbspnbspnbspnbspnbspnbsp铁芯仅一点接地铁芯外引接地的变压器拆开接地线后铁芯对地绝缘应良好h4h41733nbspnbspnbspnbspnbspnbspnbsp打开夹件与铁轭接地片后铁轭螺杆与铁芯铁轭与夹件螺杆与夹件间的绝缘应良好h4h41734nbspnbspnbspnbspnbspnbspnbsp当铁轭采用钢带绑扎时钢带对铁轭的绝缘应良好h4h41735nbspnbspnbspnbspnbspnbspnbsp打开铁芯屏蔽接地引线检查屏蔽绝缘应良好h4