72kV電氣安裝施工

1、.：.；6.12 電氣一次設備安裝Installation of electric equipment6.12.1 工程范圍 The scope of engineer 本電站電氣一次工程 engineer of electric in the power station 1發(fā)電機7.2kV電壓配電安裝安裝工程；The installation of 7.2KV distribution equipment of generator272kV升壓變壓器安裝工程；The installation of 72KV step-up transformer372kV GIS開關站設備

2、安裝工程；The installation of 72KV GIS switchyard substation472kV戶外出線設備安裝工程；The installation of 72kv outdoor out-going equipment50.4kV廠用電系統(tǒng)及壩區(qū)饋電設備安裝工程；The installation of 0.4KV equipment of station and dam district6電氣一次電纜工程包括一期砼中的預埋管路；The installation of power cables7全廠照明工程；The intalltion of lighting of

3、power station8全廠接地工程；The installation of earthing system of power station主要任務內(nèi)容The scope of contract設備到貨驗收、保管、部分根底件和構件的制造、安裝、調(diào)試、試運轉、消缺處理直至移交給業(yè)主的全部任務，承當業(yè)主以為有必要的設備出廠檢查驗收等，Take over and storage of equipment, produce of some basement and structure, installation, testing, performance, handle the defect a

4、nd turn over to owner, other some inspect of ex-work equipment will be done .6.12.2 發(fā)電機7. 2kV電壓配電安裝安裝Installation of 7.2KV voltage distribution equipment of the generator主要工程量及技術參數(shù)The technical data and the scope of installation發(fā)電機電壓設備主要包括：共箱母線、發(fā)電機出口電流互感器、發(fā)電機斷路器成套設備、隔分開關、電壓互感器、避雷器、勵磁回路電流互感器柜、勵磁變壓器、廠

5、用隔離變壓器、廠用變壓器、廠用變壓器回路斷路器柜、限流熔斷器柜及電流互感器柜。The voltage equipment of generator include bus bar, current transformer, generator circuit breaker, disconnect voltage transformer, lighting arrestor, excitation 發(fā)電機出口斷路器成套設備The complete equipment of circuit breaker of generator型 號：typeKYN28-7.2額定電壓：rated volta

6、ge7.2kV額定電流：rated current1250A額定頻率：rated freqence50Hz額定開斷電流：rated breaking capicity25kA數(shù) 量：number2臺套 Study the drawing and documents Prepare of installationprepareprepare Clear, adjust, testing of bus bar油樣化驗adjustBus bar connectBuss bar part install、connect接Earth , clear, mark Electric testBusbar a

7、nd equipment connect Inspect of packageBus bar lift, break gap adjustEquipment located The installation plan of voltage equipment of gegerator to be seen next施工場地布置The layout of installation site主回路、分支回路封鎖母線及設備運抵安裝區(qū)后，其開箱、檢查、清點驗收以及逐段清掃、調(diào)整、分段交流耐壓和各段母線附件安裝等項任務，均在相應機組段母線及設備安裝層地面進展，地面要求枯燥、清潔，并鋪墊橡皮或枕木。Mai

8、n circuit and branch bus bar will be inspected, then cleared, adjusted, tested, and the some part will be installed, these work will be done in the place where the main equipment will be installed. the place will be clear, dry, and have rubber or crosstie 發(fā)電電壓設備及母線安裝主要施工方案The main plan of in

9、stallation of voltage equipment and bus bar of generator.根底埋件制造及安裝 The installation and produce of embedded part 按圖紙要求制造根底埋件，在不影響土建砼澆筑施工為原那么下，隨土建施工進度按設計圖紙要求進展根底埋件的予埋。Produce the part according to the drawing, with the civil developing, install the embedded part.根底埋件處置及丈量放點Process of base embedded pa

10、rt and measure mark3設備根底及母線根底構架安裝 Installation of foundation of equipment and bus bar4發(fā)電電壓設備及其母線的現(xiàn)場轉運和吊裝就位 Transport and hoisting of voltage equipment and busbar5母線的安裝調(diào)整 Installation and adjust of busbar6母線安裝終了進展全面徹底的清掃、檢查，在與電氣設備銜接前按規(guī)定要求進展電氣檢驗及整體工頻交流耐壓實驗。After finishing the installation of busbar, c

11、lear check everywhere then testing the power frequence voltage.7發(fā)電電壓設備安裝 Installation of voltage equipment after finish inspect, clear site,check the list,civil work is finished. 8 按設計圖進展接地。 Earth the equipment according the drawing 發(fā)電電壓設備及其母線現(xiàn)場檢查實驗與驗收 According to the IEC and the China nati

12、onal standard, check the voltage equipment and bus bar in the site. 平安措施 Hoisting by professional worker, working with safety cap , and have fire fighting equipment. 主要施工工機具 Important installing tool NO.nameDescribe unitquntitynotemark1Wedding machine 22forklift2.5ton 23Water levelS3 14Nylo

13、n hanging strip2tonDouble 105Torque spanner0100Nmpieces46Leading chain12ton 207Electric drill 18cleaner 19Steelwire with nylon sheath 1ton 3010Oxygen,ethine 111car8ton 112crane8ton Material NO.nameDescribe unitquntitynotemark1Steel t1.52Steel plate=1016mmt23Wooden plate=2040mmm 72

14、kV升壓變壓器安裝The installation of 72KV step up transformer 技術參數(shù)。Technical data and engineer72kV升壓變壓器安裝工程包括升壓變壓器、中性點設備及控制柜。升壓變壓器低壓側采用共箱母線和發(fā)電機電壓配電安裝相銜接，變壓器高壓側與GIS銜接采用管道母線。該電站電氣設備最大運輸分量為主變壓器，主變壓器充氮最大運輸分量約t。The engineer of installation of main transformer include step-up transformer , neutural equipment and

15、control panel. type：SF10-4500/69Rate capicity：4500kVARated voltage：6922.5%/6.6kVNumber of phase:3Winding type：YN， dllThe type of change voltage：No load tap changer in HV Rated frequence：50HzImpedance voltage：13cooling：ODWFnumber：2 Installation Prepare for installationEmbedded the base partT

16、ransformer to siteCharge the oilCheck the tankWire connect and part installVacuum charge oilHot oil circulate Oil testCheck seal Oil level adjustOil testElectric testOil testHV connectInstall neutral equipmentt equippmenLocal panel installWire connectTesting partCheck the listCheck the partFilter th

17、e oilInspect oilFilter oil check oil 施工布置Prepare for installation ,include embedded the hook, prepare two oil tank, pipe, vacuum filter, vacuum pump etc 主變安裝就位 Main transformer located in the site according drawing 安裝方案The plan of installation of transformer主變安裝前的保管 Storge

18、before installation of transformer according to manufacture rule and standard. 主變及配電安裝安裝 Installation of transformer and distribution equipment, charge oil, assemble the pipeline, installation of High voltage and Low voltage bushing, reservoir etc. Inspection and acceptance主變及中性點設備的實驗將按廠家闡明書和中國現(xiàn)行的國家

19、規(guī)范的有關方法和要求進展驗收。Acceptant test will be done according to manufacture and standard (IEC or national standard) Installing equipment and special tool NO.nameDescribe unitquntitynotemark1Oil tank10mpiecess22Vacuum filter 6000L/Hunit13Vacuum pump50L/sunit14 stainless steel ball valve 50pieces105 s

20、tainless steel pipe50m906Welding machine400Aunit17 dry air producerDew point -40set18Vacuum meter pieces29Oil testing equipment set110Crane, transport equipmentjack、roller wheel等set111Water level meter、theodoliteset1+112Grinding wheel saw400unit113drillerunit114tractor5tunit115Soft pipe 50 PVCm1006.

21、12.3.9 Main material。 序號名 稱規(guī) 格單位數(shù)量備注1Angle steel404mmm602Steel plate=8mmm223Wood plate20300 600mmpieces84Steel pipe=50mmm805Steel pipe clip=50mmset256crossitepieces87rubber=8mm，wide 1mm10 6.12.4 72kV GIS開關站設備安裝安裝 72KV GIS equipment installation 主要工程量及設備參數(shù) intruduce and data of substation72kV

22、 GIS開關站布置在廠房右側灘地上，高程為132.00m，主接線采用一機一變單母線接線方式，72KV GIS switchyard located in right place of power house, high level 132m, one generator with one transformer,single bus bar.GIS戶內(nèi)開關站主要參數(shù)GIS in door substation data：current：1250AFrequnce ：50Hz breaking current：25kA short circuit closing current：kA peak

23、withstand current：kA lightning impulse voltagepeak：kVFrequnce withstand voltageRMS：kV ： out going bar： Incoming bar： PT bar：2 2 0 the plan of installation Preparefor installationInstall earthing system, embedded partMeasure and markInstall the foundation CB, bus bar , DS,ES installBranch bu

24、s barVacuumize, charge SF6 gasCheck sealUnit equipment adjustGIS adjust testCheck acceptancecommissioningCheck and transport GISCable tray installControl panel installLay cableWire connect and checkOperation system installEarth of equipment裝 72kV GIS equipment installation1GIS設備用汽車運到GIS室，用2

25、5T汽車吊將GIS設備吊到設備安裝高程后再轉運到GIS設備的安裝部位。Equipment of GIS transport to the site2 located to place of drawing with the crane。3mark the foundation 4設備根底埋設及接地安裝。 Erath and install the equipment foundation part5hoist and connect 6管道、閥門、儀表配裝及調(diào)整。Pipe , valve, instrument install 7設備抽真空與充SF6氣體。Vacuumize and charg

26、e SF6gas 檢查驗收工程 check and acceptance according to manual and standard special tool for the installation 序號名 稱規(guī) 格單位數(shù) 量備 注1Vacuum pump30L/sUnit 12SF6gas leak detector Unit 13SF6charge equipmentUnit 14theodoliteJ2Unit 15Water level meterDS3Unit 16cleaner1000WUnit 27Weldding machine400

27、AUnit 18jack2t、3tUnit 各29Manual lift2t、3tUnit 各210Grinding wheel sawUnit 111Power panelpieces212Long wire switch boxpieces213Torque spannerset material 序號名 稱規(guī) 格單 位數(shù) 量備 注1alcoholContent 98.9%box12White cotton strip wide10mmroll103Clear papper box14Plastic filmwide1000mmroll25White clothwith1

28、000mmm10 6.12.5 72kV戶外出線設備安裝 out door out going equipment installation 72kV出線從GIS采用管道母線引出，經(jīng)72kV電纜廊道引至戶外出線平臺架空出線。72KV out going bus pipe from GIS through 72KV cable gallery to the out door out going structure with over head wire plan of installationprepare Produce of structure measure

29、 , markEmbedded part transport and check 點、檢查Install structureCheck test before installinstallConnect wireearthCheck and commissioning install method 1設備根底安裝the foundation of equipment install 2設備根底支架制造及安裝the structure produce and isntall 3設備安裝installation of equipment include equipment lif

30、t, CT install, LA install, the line trap install, installation of over head conductor 檢查驗收工程the item of check and accptance1電容式電壓互感器檢查實驗工程 the capicity transformer testing include measure insulating resitance,AC withstanding voltage test,measure tg etc. 2氧化鋅ZnO避雷器實驗工程 ZnO arrestor testing i

31、nclude measure insulating resistance,measure current in the performing,measure frequnce voltage or DC voltage etc. special tool 序號名 稱規(guī) 格單位數(shù) 量備 注1Grinding wheel cutter400unit12windlass3tunit13ladder8mset24car12munit15Crane 16tunit material 序號名 稱規(guī) 格單 位數(shù) 量備 注1alcoholcontent98.9%box12W

32、hite cotton stripWide 10mmroll103Clear papper box14Plastic filmWide 1000mmroll25White clothWide 1000mmm106Wood plate=10mmm227Steel pipe50m100 8Steel pipe clip50set20 9rubber10008mm20 6.12.6 0.4kV廠用電系統(tǒng)及壩頂用電系統(tǒng)設備安裝 istallation of 0.4KV station power system and dam top power system station power

33、 system include 0.4KV station powersystem with power panel which is drawering, dam district power system the plan of installation盤柜：根底槽鋼安裝二期砼澆筑設備清點交接運輸設備檢查盤柜安裝接地引線銜接檢查調(diào)試帶電試運轉驗收。Pane: base channel steel install,concrete cast, check and turn over,transport,install, connect earthing wire, chec

34、k and adjust commissioning,acceptance動力配電箱：設備清點交接運輸安裝接地引線電纜銜接絕緣電阻丈量帶電試運轉驗收。Power distribution box:equipment check, transport,install, connect earthing wire, connect cable, measure insulating resistence, commissioning, acceptance.干式變壓器：根底槽鋼安裝二期砼設備清點交接運輸就位調(diào)整附件安裝及接地引線銜接清掃檢查電氣實驗帶電試運轉驗收。Dry transformer:

35、base channel steel install, concrete cast, equipment check,transport, adjust, connect earthing wire, clear and check, test, commissioning,acceptance 施工技術措施install methodInstall according to IEC standard , China national standard, manufacture manual. 現(xiàn)場實驗與驗收 the test in the site and

36、acceptance1the test will be done according to the IEC, China Standard and the manufacture manual.2現(xiàn)場驗收 the acceptance in the site按照制造廠的安裝闡明書及GBJ147、GBJ148、GBJ149、GB50150、GB50169、GB50171的要求預備安裝和檢查、實驗記錄。 According to the manual of manufacture and China national standard(GBj148,GBj147,GBJ149etc), check

37、 thestallation and record of test 主要施工設備及公用工具special tool 序號名 稱規(guī) 格單位數(shù) 量備 注1theodoliteJ2unit12 ater level meterDS3unit13cleaner1000Wunit24Weldding machine400Aunit15jack2t、3tunit1+16Manual lift2t、3tunit1+17Grinding wheel sawunit18ladder8mpieces29Traveling crane16tset1 6.12.7 電氣一次電纜 power cable

38、 introduce and technical data電氣一次部分電纜敷設工程包括主廠房、72kV主變及72kV開關站、72kV出線平臺等地的電纜橋架安裝、電纜敷設安裝、一期混凝土中的預埋管路、二期混凝土內(nèi)的電纜管埋設和預埋件埋設。電纜敷設以沿電纜橋架、電纜溝、電纜出線洞明敷為主，配合以穿管明敷和穿管暗敷，電纜敷設長度以施工圖為準。電力電纜按電壓等級分為35kV、10kV和1kV三種，35kV及10kV采用交聯(lián)聚乙烯絕緣電纜，1kV采用聚氯乙烯絕緣電纜，一切電纜全部采用阻燃電纜。 Power cable engineer include power house, 72KV

39、main transformer, substation, 72KV out going structure bay, cable tray install,cable lay out, cable pipe, embedded part.cable length is according to the drawing.power cable have 35KV,10KV, 1KV voltage ,35KV and 10KV cable is XLPE insulated, 1KV cable is PVC insulated. 電纜橋架安裝 installation of

40、 cable tray 電纜橋架清點交接運輸清理預埋件放點焊立柱上支臂安裝橋架接地。 Cable tray check, transport,embedded part, mark, weldding pole,install tray, grounding. Power cable install according to the manual of manufacture and IEC or the China standard. the test and acceptance in the site will be done according to

41、 the manual of manufacture and IEC or the China standard GB 50168 and GB50169 ,GB50150-9. special tool 序號名 稱規(guī) 格單位數(shù)量備 注1Weldding machine400Aunit22Cable lay machineset13Grinding wheel saw300unit14Grill gunSpray type unit25Electric hammerpieces16Handy driller16mmpieces17Electric toolset18Cable

42、 testing equipmentset1 6.12.8 照明系統(tǒng)設備安裝 installation of lighting system introduce and technical data本工程包括全電站的照明系統(tǒng)、配線管路及二期混凝土內(nèi)預埋件的埋設等。全廠任務照明采用交流380/220V電壓、中性點直接接地的三相四線制系統(tǒng)，燈具電壓220V。事故照明采用直流220V。主要有：廠房內(nèi)屋內(nèi)照明含熒光燈、應急照明燈和指示燈；進水口照明含熒光燈、應急照明燈和指示燈屋外泛光燈12盞配不銹鋼支架；屋外庭園燈20盞配支架2.5m；lighting system include a

43、ll power station lighting system, wire pipe, embedded part in concrete etc. lighting system is AC 380/220 Voltage ,neutral direct grounding,three phase four wire,lighting voltage is AC 220V, emergency lighting is DC 220V. it is power house lighting, intake lighting, out door lighting etc.The plan of

44、 lighting system Installation The pipe embeddedCheck equipmentClear pipeInstall lighting boxLay the cableInstall equipmentBulb isntall Switch installSystem testcommissioning。 install method when the lighting system install ,it can be taken use of power house bridge crane and other ladder,in

45、 the outdoor,use the mobile crane.road lighting equipment can install after testing then lift and fix。技術要求 installation shall be according to manual of manufacture and IEC or China standard. 現(xiàn)場實驗與驗收 the test and acceptance in the site is according to the manual of manufacture and IE

46、C or China standard GB50159 special tool 序號名 稱規(guī) 格單位數(shù)量備 注1Weldding machine Dx7-400unit12Grinding wheel saw300unit13Impact electric drillerpieces24Electric hammerpieces25Handy electric driller16mmpieces16Ladder with two leg3m、5mpieces57ladder3m、5mpiecess4 6.12.9 全廠接地工程 earthing system of powe

47、r station 主要工程量和技術參數(shù)introduce and technical data To conform the engineer success ,should measure the earth resistence, according to the China standard SBGJ81.power station should take advantage of nature grounding wire, put the earthing wire in the power house, 72KV substation, and other nec

48、essary place.in thepower house , 72KV substation provide the earthing pole, ensure the earthing resistence value is less than 0.5 The dam district has independent earthing system. Main material：1soft copper wire，35mm2-95mm2，800m。2earthing pole , copper pole with shield steel L=3000mm 60 pieces。Prepa

49、re for installationMeasure , markConnect the earthing partWeldding makingPaint, markRefill Measure earth resistence resistence earthing install plan install method According to the manual of manufacture and IEC or China standard 檢查與驗收check and acceptance according to the ma

50、nual of manufacture and IEC or China standard GB50169-92, the earthing resistence of measure should be less than the design value. special tool 序號名 稱規(guī) 格單位數(shù)量備 注1Weldding machine 400Aunit22Grinding wheel saw300unit1 6.13 the installation of control and protection equipment6.13.1 engineer intr

51、oduce of control and protection system NO.nametypeunitQuantity1計算機監(jiān)控系統(tǒng)control system1.1operating station set21.2Communacation station set11.3Power houseLCU set21.4Common LCU set11.5Upper station UPS set21.6EthernetOptical fiber set11.7GPS clock systemset11.8Softwareset11.9printer unit21.1spareset12P

52、rotection systemset2.1Ganerator and transformer protection panelcomputerset22.272Kvline protection With digital distance protection set12.36.6kVvoltage protection equipmentset12.4substationTerminal boxXW-2set33Generator excitation systemset24Measure panel set4.1Grid measure panel 0.2S meter 2piecess

53、et14.2Station measure panel 0.5 set55DC system5.1220Vcharge panelset15.2220VDC feeder panel set15.3220Vlead acid maintainless battery set15.4Battery panelset26Communication system set17PLCset18Test equipment set19cable km2210Optical cablekm46.13.2 計算機監(jiān)控系統(tǒng) the computer control system 安裝程序the

54、plan of installation of thecntrol system include power house control system and substation control system計算機監(jiān)控系統(tǒng)包括電站計算機監(jiān)控系統(tǒng)和辛迪值守站計算機監(jiān)控系統(tǒng)兩部分。 Equipment base produce installConcrete castLocal equipment installUpper computer isntallCable and optical cable layPrepare for installationTest instrumentCheck

55、 the wireUnit testSystem testAcceptance and turn overTransport equipment install methodInstallation according to the manufacture manual,and IEC or China standard, the design drawing with detail install plan, the site should be clear.earthing system should be solid.all wire should be marked

56、and in order.the cable should not have joint between panel. 調(diào)整實驗 adjusting and testingFirst check the wire connect, then check module , testing every function step by step,check the module with control equipment, test system. 6.13.3 繼電維護 protection install the plan of protection ins

57、tallationProduce the panel foundationConcrete castCheck the equipmentFix the panelConnect cableFix the cablePart testing System testingInspect and turn overCable transport。 安裝技術措施 install methodThe panel install acording to the IEC or China standard, ensure the site clear, every wire connection is solid , every cable is marked,every wire is marked in the two side.mark is clear,not fading. 配線接線 wiring and connecting. cable terminal will be done same high level, diameter is more than 2mm bigger than the c