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1、燃机主变压器安装InstalIation of the GT main transformer施工作业指导书Construction Methodology作业项目名称：燃机主变压器安装Project name: installation of the GT main transformer专 业：电气Specialty: Electrical2020年11月10日November 10,2020目录 TabIe of Contents1、编制依据11、ReferenCe12、概述12、SUmmary13、主要工程量13、Main WOrk ClUantity14、作业条件24、Work Co
2、ndition25、作业方案35 Wdrk SCheme36、强制性条文执行内容136、COntent Of COmDUISOrV Dn)ViSionS Of engineering COnStnlCtion StandardS137、安全文明施工保障措施及风险控制计划表167、COntent Of COmDUlSorV ProViSionS Of engineering ConStnlCtiOn StandardS168、质量控制措施228、OUaHtV CongI measures229、绿色施工措施239、Green ConStrUCtiOn measures2310、应急保障措施23I
3、Oa EmergeeCy SUDDolI measures231、编制依据1 Reference1.1浙江设计院提供的本项目的相关图纸；1.1 Relevant drawings of this project provided by Zhejiang Design Institute2、概述2、Summary2.1本工程为：孟加拉国库尔纳330MW(200-300MW)双燃料联合循环电站项目，工作内容 主要包括燃机主变压器安装。The project is: Bangladesh Khulna 330MW(200-300MW)combined cycle (duel fuel) power
4、plant project, The work mainly includes the installation of the GT main transformer.3、主要工程量 Main work quantity3.1施工范围：燃机主变压器系统设备安装工程工程量统计如下：主要包括：变压器安装(主 变压器本体安装、主变压器检查、主变压器附件安装、主变压器注油及密封试验、主变压 器整体检查)，变压器系统附属设备安装(中性点隔离开关安装、控制柜及端子箱检查安 装、软母线安装)。Construction scope: The GT main transformer system equipme
5、nt installation project is listed as follows: Mainly includes: transformer installation (main transformer body installation, main transformer inspection, main transformer accessory installation, main transformer oil injection and sealing test, main transformer overall inspection), transformer system
6、 Auxiliary equipment installation (neutral point disconnector installation, control cabinet and terminal box inspection installation, soft bus installation).3.2主要工作量主要工程量统计Major project statistics名称Name型号规格 Specifications单位 Unit数量 Quantity生产厂家 Manufacturer燃机主变Main transformer of Gas turbineDFZ-12600
7、/242 126MV 242/3 +812xl. 25%15. 75kv Ud=15%, YNdlSet4常州西电变压器有 限责任公司 CHANGZHOU XDsTransfbrmer Co.,Ltd.4.0 作业条件 Work condition主要设备交货条 件Major equipment delivery conditions燃机主变到货不影响安装施工。检查外观无掉漆、腐蚀和漏油现象。检查变压器高低压侧 方向及变压器氮气压力，应为0.010.03MPa,如压力不足，卸车后立即充氮。The arrival of GT equipment does not affect the insta
8、llation and construction. Check the appearance of paint, corrosion and oil leakage. Check the direction of the transformer HV side and LV side and the nitrogen pressure of the transformer should be 0.01 0.03MPa, if the pressure is not enough, immediately filling the nitrogen after unloading人力 Manpow
9、er其中施工技术人员1人，质检员1人，安全员1人，其中负责人1人，施工人员3人，力 工15人，满足施工要求Including one construction technician, one quality inspector, one safety officer, including one responsible person, three construction workers, and fifteen workers, meeting the construction requirements.机械 Mechanical运输车辆1台，25T汽车吊1台，真空滤油机1台 1 trans
10、port vehicle, 1 25T crane, 1 vacuum oil filter工器具Mechanical注油用管及阀门1套，抽真空用管及阀门1套，尼龙绳2根，锤刀及纱布若干，白棉布若 干，塑料布若干，汽车吊1台，插口及眼睛扳手2套1 set of oil filling pipe and valve, 1 set of vacuum pipe and valve, 2 nylon ropes, several trowels and gauze, several white cotton cloths, several plastic cloths, 1 car suspensi
11、on, 2 sockets and eye spanners预备安装条件Prepare installation conditions场地：汽机主变基础已交安并满足变压器安装条件。Venue: The foundation of the main combustion engine has been delivered and meets the transformer installation conditions.环境：具有足够的施工用场地，道路通畅，场地平整干净、坚实，吊车站位处一定要坚实， 必要时采取夯实基础；变压器施工场地与其他专业施工场地应有明显的分界标志，变压器 安装人员与其他安
12、装人员互不干扰：变压器安装时尤其是内部检查和抽真空时周围不得有 其他专业施工。Environment: Adequate construction site, smooth roads, clean and solid ground, the location of the crane station must be solid, and the foundation should be taken if necessary; the transformer construction site and other professional construction sites should h
13、ave clear demarcation marks, and transformer installation personnel It does not interfere with other installers; there must not be other professional constructions around transformer installations, especially internal inspections and vacuuming.工期 Duration2020.11.28-2020.12.10材料 Mechanical施工用的各种材料已经提
14、出计划并已经到货，现场安全设施已到位，现场规划基本完成 Various materials for construction have been proposed and arrived. On-site safety facilities are in place and site planning is basically completed.5.0 作业方案 Work scheme5.1 施工工序流程图：Work process flow chartI施工准备If而妾衰H变压器油处理，试验卜度压器抽真空If质空注油及热油痢f丽I5.2 施工工序卡：Work process card：1.
15、概述：主变压器安装 OVerView: Main Transformer Installation2.操作方法：OPeration method:步骤名称Step name主要作业方法和操作要求Major operating methods and operating requirements工艺质量要求Process quality requirements1.施工准备 Construction preparationI.作业准备和条件要求Preparation and condition requirements(1)有关图纸、资料齐全，设备及附件齐备完好； The drawings, document is completed. Equipment and accessory is ready.(2)变压器基础浇筑及保养已全部完毕，并经验 收合格The foundation of transformer has been completed and inspected(3)变压器基础周围道路地面平整、坚实，以便 变压器附件的运输和吊装、就位：The ground around the transformer base is flat and solid, so that the transformer acce
