350MW亚临界机组汽轮机本体安装措施中英文版.docx
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350MW亚临界机组汽轮机本体安装措施中英文版
1.ProjectOverview
工程概述
Theproposed***ThermalPowerStationwouldbesetupby***atasite,whichfallsundertheDhenkanaldistrictofOrissa,India.Theprojectwouldbedesignedby***,andconstructedby***.***shouldberesponsibleforthedesign,procurement,supply,delivery,erection,commissioningandperformancetestingoftheIPPonEPCbasis.TurbineismanufacturedandsuppliedbyDongfangTurbineCo.,Ltd.,thetypeofwhichissub-critical,singlemiddlereheat,doublecylindersdoubleexhausts,tandem,condensingturbine,unitmodel:
N350-16.7/537/537.Themaintechnicalparametersofthisunitareasfollows:
**电站工程位于***,该工程由***设计,***EPC方式完成电站设计、采购、供货、运输、安装、调试和性能验收试验工作。
汽轮机是由东方汽轮机有限公司制造并供货,其型式为亚临界、一次中间再热、双缸双排汽、单轴、凝汽式汽轮机,机组型号为:
N350-16.7/537/537。
本机组主要技术参数如下:
(1)Mainparametersofturbine
汽轮机主要参数
Maximumcontinuousoperatingpower:
350MW
最大连续运行功率:
350MW
Ratedspeed:
3000r/min
额定转速:
3000r/min
Directionofrotation:
clockwisedirectionisfromsteamsidetoelectricside.
旋转方向:
自汽端向电端看为顺时针方向。
Ratedpressureofmainsteambeforethemainsteamvalve:
16.7IPa(a)
主蒸汽阀前主蒸汽额定压力:
16.7IPa(a)
Ratedtemperatureofmainsteambeforethemainsteamvalve:
537℃
主蒸汽阀前主蒸汽额定温度:
537℃
Ratedflowofmainsteam:
1105.8t/h
主蒸汽额定流量:
1105.8t/h
Frontpressureofreheatsteaminletvalve:
3.684IPa(a)
再热蒸汽进汽阀前压力:
3.684IPa(a)
Fronttemperatureofreheatsteaminletvalve:
:
537℃
再热蒸汽进汽阀前温度:
537℃
High-pressurecylinderexhauststeamflow:
1010.816t/h
高压缸排汽流量:
1010.816t/h
Ratedbackpressure:
10.13kPa(a)
额定背压:
10.13kPa(a)
Regenerategrades:
threeHPheaters,fourLPheaters,onedeaerator
回热级数:
三高、四低、一除氧
Flowgrades:
Atotalof27grades
通流级数:
总共27级
HPcylinder:
1adjustmentgrade+8pressuregrades
高压缸:
1调节级+8压力级
IPcylinder:
6pressuregrades
中压缸:
6压力级
LPcylinder:
2×6pressuregrades
低压缸:
2×6压力级
(2)Mainequipmentweight主要设备重量
Highandmediumpressureoutercylinderupperhalf:
31600kg
Highandmediumpressureoutercylinderlowerhalf:
36400kg
HPinnercylinderupperhalf:
10200kg
HPinnercylinderlowerhalf:
10300kg
LPcylinderouterfront:
53850kg
LPcylinderoutermiddle:
53900kg
LPcylinderouterback:
51730kg
LPinnercylinderrtheupperhalf:
33000kg
LPinnercylinderthelowerhalf:
33230kg
Highandmediumpressurerotor:
24266kg
LProtor:
60885kg
高中压外缸上半:
31600kg
高中压外缸上半:
36400kg
高压内缸上半:
10200kg
高压内缸下半:
10300kg
低压外缸前部:
53850kg
低压外缸中部:
53900kg
低压外缸后部:
51730kg
低压内缸上半:
33000kg
低压内缸下半:
33230kg
高中压转子:
24266kg
低压转子:
60885kg
2.Constructionreference
施工依据
2.1Theequipmentdrawingsand"InstallationandmaintenanceinstructionofSteamTurbineproper"andothertechnicalinformationwillbeofferedbymanufacturer;
制造厂供设备图纸及《汽轮机本体安装及维护说明书》等技术资料;
2.2'TechnicalSpecificationofElectricPowerConstructionandAcceptance"turbineunitsection(DL5011-92);
《电力建设施工及验收技术规范》汽轮机机组篇(DL5011-92);
2.3"ThermalPowerConstructionQualityInspectionandAssessmentStandards"TurbineSection(1998edition);
《火电施工质量检验及评定标准》汽机篇(1998年版);
2.4"Electricpowerconstructionsafetyregulations"(powerplantpart)DL5009.1-2002;
《电力建设安全工作规程》(火力发电厂部分)DL5009.1-2002;
2.5Thisworkinstructions;
本作业指导书;
3.Preliminarywork
施工准备
3.1Themainmachineryandtools
主要机械和工具
Sl.No.
序号
Description
名称
Type
规格
Quantity
数量
1
TravellingCrane
行车
125T/25T
1set
台
2
Crawlercrane
履带吊
250t
1set
台
3
Truckcrane
汽车吊
50T
1set
台
4
Wagon
拖车
20T
1set
台
5
Aircompressor
空压机
5m
1set
台
6
Surfaceplate
标准平板
200*200mm,
300*300mm
1foreach
各1件
7
Hydraulicjack
液压千斤顶
100T
2sets
套
8
Jackingscrew
螺旋千斤顶
16T,30T
2setsforeach
各2套
9
Hydraulicwrench
液压扳手
M36-M110
1set
套
10
Pneumaticwrench
风动扳手
M32-M76
2sets
套
11
Electricwrench
电动扳手
M22-M30
2sets
套
12
Torquewrench
力矩扳手
300-700N
1set
套
13
Torquewrench
力矩扳手
700-2000N
2sets
套
14
Deadsmoothfile
油光锉
10pieces
把
15
Oilstone
油石
2pieces
块
16
Chainblock
倒链
1T,2T,3T,
5T,10T
4setsforeach
各4套
17
Watertank
水罐
4pieces
件
18
Alignmentframe
找中心架子
4sets
套
19
Hackhammer
砍锤
4pieces
把
20
Hammer
手锤
4pieces
把
21
Sledgehammer
大锤
4pieces
把
3.2Measuringtools
量具
Number
Description
Specifications
Quantity
1
OutsideMicrometer
0-25mm,25-50mm,50-75mm,75-100mm,
100-125mm,125-150mm,150-175mm,
175-200mm,
2sets
2
OutsideMicrometer
200-225mm,225-250mm,250-275mm,
275-300mm,300-400mm,400-500mm
1seteach
3
Micrometer
50-600mm,150-2000mm
1seteach
4
Depthmicrometer
0-150mm,0-300mm
1seteach
5
Scalediameter
0-6mm,6-10mm,10-18mm,18-35mm,
35-50mm,50-160mm
1seteach
6
Dialindicator(withsupport)
0-3mm
3sets
7
Dialindicator(withsupport)
0-10mm
15sets
8
Dialindicator(withsupport)
0-30mm
2sets
9
Flowgapfeeler
0-10mm,10-20mm,20-30mm,30-40mm
1seteach
10
Opticalimage