武进中天项目技术协议

1、Power Plant Facility for the ALPAProjectTechnical Proposal(Mechanical Part)Owner ： VALE of BrazilEPC Contractor ： Hangzhou Boiler Group Co., Ltd., PR.COct., 2009目录 Cataloga) ABMAb) ABNTc) ACId) ADe) AFBMA f) AGMAg) AISCh) AISEi) AISIj) AMCAk) ANSI l) APIm) ASHRAEn) ASMEo) ASNTp) ASTMq) AWSr) AWWAs)

2、CTIt) CMAAu) CEMAv) DINw) DDAx) DGZfpy) DruckbehVaa)DVMbb)EIAcc)EJMAdd)EPA1. 工程概述 Project overview1.1设计依据 Design considerationThe reference standards, documents and drawings listed under this item, are integral part of this technical requisition.All the basic and detailed design studies must fully c

3、omply with Vale Es ngineering Standardization System (SPE). Some of these documents and templates are shown in item 3.4 as a reference.All of the equipment is to be designed, manufactured and tested in accordance with Standards as listed under item 1.1.1 here below.Standards cited under item 1.1.1 a

4、re mandatory1.1.1 CODES AND STANDARDSAmerican Boiler Manufacturing AssociationBrazilian Association for Technical StandardsAmerican Concrete InstituteAssociation for Pressure VesselsAnti-Friction Bearing Manufacturers AssociationAmerican Gear Manufacturers AssociationAmerican Institute of Steel Cons

5、tructionAssociation of Iron and Steel EngineersAmerican Iron and Steel InstituteAir Moving and Conditioning AssociationAmerican National Standards InstituteAmerican Petroleum InstituteAmerican Society of Heating Refrigerating and Air Conditioning EngineersAmerican Society of Mechanical EngineersAmer

6、ican Society for Nondestructive TestingAmerican Society for Testing and MaterialsAmerican Welding SocietyAmerican Water Works AssociationCooling Tower InstituteCrane Manufacturers Association of AmericaConveying Equipment Manufacturers AssociationGerman Institute for StandardizationGerman Committee

7、on Pressure VesselGerman Society for Nondestructive TestingRegulation for Pressure Vessel, Vessels for Pressure Gas and Filling PlantsGerman Society for Gas and Water WorksGerman Association for Material Research and TestingElectronic Industries AllianceExpansion Joint Manufacturers AssociationEnvir

8、onment Protection Agencyz) DVGWee)FCIFluid Control In stituteff) FDBRGerma n Pressure Vessel and Pipi ng Manu facturer Associati ongg)HEIHeat Excha nger In stitutehh)HIHydraulics In stituteii) HMIHoists Manu facturers In stitutejj) IAHRIntern ati onal Associati on for Hydraulic Researchkk)IBAMAFeder

9、al En vir onmen tal Age ncyll) IECInternational Electrotechnical Commissionmm)IEEEInstitute of Electrical and Electronic Engineersnn)ISAIn strume nt Society of Americaoo)ISOIntern ati onal Orga ni zati on for Stan dardizatio npp)ISO14000 En viro nmental Ma nageme nt and Certificati onqq)JECSta ndard

10、 of the Japa nese Electrotech ni cal Committeerr) JEMThe Sta ndard of the Japa n Electrical Manu facturersAssociati onss)JISJapa nese In dustrial Stan dardstt) MBMAMetal Buildi ng Manu facturers Associati onuu)NBFUNational Board of Fire Underwritersvv)NECNati onal Electrical Codeww)NESCNational Elec

11、trical Safety CodeXX)NEMANational Electrical Manufacturers Associationyy)NFMANatio nal Fan Manu facturers Associatio nzz)NFPANatio nal Fire Protect ion Associati onaaa)PFIPipe Fabrication Institutebbb)SSPCSteel Structures Pain ti ng Councilccc)TEMATubular Excha nger Manu facturers Associati onddd)TI

12、ATelecom muni catio ns In dustry Associati oneee)TIMAThermal In sulati on Manu facturers Associati onfff) TRDTech ni cal Rules for Steam Vesselsggg)VGBTech ni cal Associati on of Germa n Power Utilitieshhh)VDEAssociati on of Germa n Electrical Engin eersiii) ZVEIGerma n Electro nics and Electrical M

13、anu facturersOrga ni zati on1.1.2 SYSTEM OF UNITSThe Intern ati onal System of Un its (SI) will be the system of measureme nts adopted by the Project. The only excepti ons are for those renowned cases like the use of the US Customary Un its for diameters and len gth of screws, pipes, connections and

14、 electro-ducts.1.1.3 VALE S REFERENCE DOCUMENTSThe followi ng docume nts, templates, draw in gs, etc must be con sidered as refere nces for the development of the basic and detailed design phaseThese documents are part of Vale s SPE.NUMBERREV.TITLEVale s ProceduresPR-E-0026Vale Project Codi ngPR-E-0

15、049Defin iti on of Work Breakdow n StructurePR-E-01310Identification and Issuing of Engineering DocumentsPR-E-0289Identification of Assets, Equipment and InstrumentsPR-E-0292Lines, Isometrics and Piping Spools NumberingPR-E-0192Issu ing of Word Docume ntsPR-E-0201Issu ing of Excel Docume ntsPR-E-022

16、4Issu ing of AutoCad DrawingsVale s Templates and StandardsPE-A-5000Vale s Main Gate StandardPE-G-6013A0 Drawi ng TemplatePE-G-6023A1 Drawi ng TemplatePE-G-6033A3 Draw ings Book TemplatePE-G-6043A4 Drawi ng TemplatePE-G-6053A4 Draw ings Cover TemplatePE-G-6066Word Docume nt TemplatePE-G-6073Excel Do

17、cume nt TemplateVale s Design CriteriaCP-A-5011Design Criteria for ArchitectureCP-B-5010Desig n Criteria for Civil Works Tn frastructureCP-C-5012Desig n Criteria for Civil WorksCon creteCP-E-5018Design Criteria for ElectricsCP-J-5012Desig n Criteria for In dustrial Automati onCP-J-5062Desig n Criter

18、ia for In strume ntati onCP-K-5012Desig n Criteria for Telecommu nicatio nCP-L-5012Desig n Criteria for Mecha ni cal Arran geme ntCP-M-5013Desig n Criteria for Mecha ni cal Equipme ntCP-S-5013Desig n Criteria for Steel StructuresCP-T-5014Desig n Criteria for Pip ingVale s GeneraipecificationEG-B-401

19、1Gen eral Specificati on for Rain Water drain ageEG-C-4010Gen eral Specificati on for Con creteEG-C-4021Gen eral Specificati on for Foudati onsEG-C-4031Gen eral Specificati on for An chor BoltsEG-C-4061Gen eral Specificati on for In dustrial FloorsEG-E-4015Gen eral Specificati on for ElectricsEG-E-4

20、361Gen eral Specificati on for Electrical MaterialEG-L-4011Gen eral Specificati on for Plate WorkEG-M-4016Gen eral Specificati on for Mecha ni cal Equipme nt SupplyEG-M-4025Gen eral Specificati on for In dustrial PaintingEG-S-4010Gen eral Specificati on for Steel StructuresEG-T-4013Gen eral Specific

21、ati on for Pipi ng1.1.4 ALPA S REFERENCE DOCUMENTSThe followi ng docume nts are specific for the ALPA Project and must be con sidered as refere nces for the developme nt of the basic and detailed desig n phases.NUMBERREV.TITLEALPA s Reference Drawings and DocumentsCL-7000AP-G-0010Local Con diti onsR

22、A-7000AP-G-0011Areas and sub-areasRL-7000AP-G-0010Take Over Points (TOP)7000AP-L-0010Gen eral LayoutEG-7000AP-G-0010Gen eral Specificati on for UtilitiesEG-7050AP-J-0010Gen eral Specificati on for Automati onEG-7050AP-J-0020General Specification for InstrumentationEG-7050AP-J-0030General Specificati

23、on for Fire FightingEG-7045AP-J-0010Gen eral Specificati on for IT and Telecommu ni cati on System1.2 设计范围 Design scope本工程为巴西淡水河谷（VALE在巴西北部Par砂、|的Maraba建设的ALPA （A?os Laminados do Par）钢厂项目的配套电厂，该项目利用焦化厂、高炉中产生的副产品煤 气，及炼钢过程中回收的煤气作为锅炉燃料，生产高压蒸汽从而进一步提供电力，同时 也为整个钢厂提供工艺蒸汽。钢厂与电厂的建设同步进行。As the power pla nt as

24、sociated with the ALPA （A?os Lam in ados do Par） steelmak ing factory built in Marab q Par aState in northern Brazil by VALE （Companhia Vale de Rio Doce）, this project will utilize gas, the by-product from cok ing pla nt and blast fur nace, and gas recovered from steelmak ing process which could fue

25、l boilers, to gen erate high-pressure steam to supply electricity while offeri ng process steam for the whole steelmak ing factory. The con struct ion of power pla nt will move forward simulta neously with that of steelmak ing pla nt.本着“节约能源，保护环境”的原则，经我公司与巴西淡水河谷（ VALE ） ALPA 的共同论证，本设计方案拟利用高炉煤气（BFG），

26、转炉煤气（LDG，从转炉中回收） 及焦炉煤气（COG）作为锅炉燃料，用于点火及较为稳定的燃料为焦炉煤气，配置2X240t/h单压煤气锅炉+2X 57.5MW （2x65MW）高温高压抽凝机组，采用一炉一机形式。 锅炉产生的蒸汽用于发电，从而为钢厂及其空分厂、码头和位于ALPA现场为电厂提供 服务的所有工厂，同时也为整个钢厂提供工艺蒸汽。炼钢过程中多余的工艺蒸汽可返 回锅炉作为热源。In the spirit of con serv ing en ergy and preserv ing en vir onment, through joint research andverification

27、by Zhejiang Xizi United Engineering Co., Ltd. (UEC) and ALPA of VALE, by harnessing blast furnace gas (BFG) linz donawitz Gas (LDG, recovered from linz donawitz or converter) and coke oven gas (COG) which could be used for ignition thanks to its relative stability to fuel boiler, this desig n intend

28、s to in corporate 2X 240t/h si ngle pressure gas boilers+2 x 57.5MW( 2x65MW ) high temperature and high pressureextraction-condensation machine sets in the format of one machine set per one boiler. Besides utilizing steam from boiler to generate electricity, it s also expected to provide process ste

29、am for steelmaking plant and its subsidiary air separation plant(s), dock(s) and all factories which are located on the field of ALPA and serve electric plant, with redundant team from steelmaking process to be recovered as heat source to boiler.详细内容如下：It s detailed as follows:1)总承包方负责煤气锅炉本体及附属设备：含炉

30、膛、汽包、燃烧器、空预器、点火 系统、钢构柱、平台扶梯等；1) The contractor takes charge for boilers themselves and their accessory facilities including boiler furnaces, steam drums, combustors, air preheaters, ignition devices, steel structure, platform, staircase and so on;2)总承包方负责煤气锅炉烟气系统：从锅炉出口直至烟囱进口，含：引风机、煤气 加热器、烟道、补偿器、烟囱、风

31、门；2) The contractor takes charge for boilersgas system from boilersoutlets to chimneysinlets, involving induced draft fans (IDF), gas heaters, gas ducts, compensators, chimneys, damper;3)总承包方负责煤气锅炉送风系统：煤气锅炉燃烧助燃风系统，含：吸风口、消音 器、鼓风机、风道、风门、补偿器等；3)The contractor takes charge for boilesr air supply system,

32、 the boilerscombustion air system including air-sucking holes, silencers, fans, air duct, damper, compensator and so on;4)总承包方负责煤气系统：双方的界限及燃料的接口为在水封处，即高炉煤气( BFG )，转炉煤气( LDG )，焦炉煤气( COG )。煤气管道上的电动蝶阀、盲 板阀、液控快切阀及其后的煤气管道、阀门、补偿器由承包方设计，多余煤气的 放散燃烧由业主负责；4)The contractor takes charge for boilesrgas system, w

33、ith boundary between the two型号：Model:形式：parties and fuel conjunction located around hydroseal, namely BFG, LDG, COG. Contractor is also responsible for design of electric butterfly valves, blind valve, hydraulic quickly-breaking valve along the gas duct, as well as gas ducts, valves, compensators be

34、hind, while proprietors are responsible for diffusion and combustion of redundant gas;5)总承包方负责汽轮发电机组本体：含汽轮机、发电机、静止励磁系统、冷凝器、 空冷气、润滑油系统，调速系统，高低压加热器、射水抽气器；5) The contractor takes charge for turbo-generators, including turbines, generators, static magnetic excitation facilities, condenser, air-cooler, l

35、ubricant systems, velocity regulators, high and low pressure heaters, water jet air ejector;6)总承包方负责汽水系统：本工程内所有设备及管道，包括主蒸汽系统、主给水系 统、凝结水系统，回热系统、锅炉排污系统、 疏放水系统、闭式工业冷却水系统、 取样加药系统， 100%旁路系统、含给水泵、凝结水泵、除氧器及水箱、冷却水 换热器、减温减压装置、阀门、支吊架、补偿器等；6) The contractor takes charge for steam-water system, all equipment an

36、d plumbing, including main steam system, main water-feeding system, water condensate system, heat recovery system, boilers blowdown system, water drainage system, closed industrial water system, sampling and dosing system, 100% bypass system, involving water-feeding pump, condensation water pump, de

37、aerator plus water tank, cooling waters heat exchanger, temperature and pressure lowering devices, valves, supports and hangers, compensators, etc.;其他不在上述范围内工作均不在总承包方范围内。Other work not mentioned above is considered out of contractorsresponsibility scope.1.3主机型号、参数及主要技术规格 Models, parameters and prima

38、ry technical specifications of main machines 根据煤气量，通过设计计算，确定机组的主要技术参数如下：Through design calculation based on gas volume, the primary technical parameters of the machine groups are fixed as follows:1.3.1 煤气锅炉 gas boilerNG-240/9.8-Q2NG-240/9.8-Q2 单压煤气锅炉Form:Single-pressure gas boiler1.3.2汽轮机 Turbine型号M

39、odelC65-8.83/1.2C65-8.83/1.2数量：2台Quantity:2sets额定蒸发量220t/hRated evaporation volume220t/h过热蒸汽出口温度540cTemperature at outlet of overheated steam 540c过热蒸汽出口压力9.8MPa(G)Pressure at outlet of overheated steam 9.8MPa(G)锅筒工作压力11.28MPa(G)Working pressure of boiler drum 11.28MPa(G)给水温度215cTemperature of water

40、fed215c锅炉连续排污率3%Boiler s continuous blowdown rate 3%冷风温度20cCold air temperature20c煤气进炉膛温度180ccTemperature of gas entering furnace180数量：2 台Quantity:2 sets转速：3000r/minRotary velocity:3000r/min旋转方向：从机头端看顺时针方向Rotary direction:Clockwise, if viewed along the direction from prow调整抽汽级数：1高温高压抽凝机组形式：Form: Hig

41、h temperature and high pressure extraction and condensation system2JG+CY+2JD2JG+CY+2JDKg/KW hRegulatory steam-extracting stage count: 1 给水回热级数： 2JWater-feeding and heat recovery stage count:汽轮机低压排汽缸最高允许运行温度：80 CThe maximum allowable operative temperature inside low-pressure steam-exhaustingcasing:汽轮

42、机冷态启动从空负荷到满负荷需要的时间： 6hThe duration for turbine to be cold-started from null-load to full-load: 6h 最小排汽流量： 40t/hMinimum steam exhausting flowage: 40t/h 汽机通流部分级数： 1CII+1C+15PStage count of turbines flow passage component: 1CII+1C+15P 末级叶片结构形式：扭叶 拉筋Structure of end-stage blade: twisted impellor reinfor

43、ced by tie bar 行车吊钩至平台的最小距离：带横担时 6.5mThe minimum distance from overhead cranes hook to platform: 6.5m if loaded with crossarm调节系统形式：数字电 -液调节Type of regulatory system: digital electro-hydraulic regulation 调节阀形式：群阀提板Type of regulatory valve: group of valves and lifting board 危急保安器形式：飞锤式结构 电气Type of em

44、ergency protector: flyball structure electric 真空破坏装置：安全膜板Vacuum-breaking devices: safety diaphragm plate 汽轮机排汽缸低负荷喷水流量： 6-10t/hLow-load water-spraying flowage: 6-10t/h 运行层标高： 8mElevation of operative floor: 8m(1) 单抽工况(1) Single-extraction working conditions 额定汽耗率：6.12MWMWRated steam consumption: 6.1

45、2Kg/KWh额定热耗率：7248KJ/KWhRated heat consumption: 7248KJ/KWh功率：Power:汽机额定工况：57.5MWAt turb ine rated work ing con diti on: 57.5汽机最大工况：65MWAt turb ine max work ing con diti on: 65 主蒸汽进汽参数：Parameters on in jecti on of main steam蒸汽压力：8.83 鑒MPa( G)Steam pressure:8.831.5MPa( G)蒸汽温度：535 ；0 CCSteam temperature

46、:535 ；0 CC抽汽参数：Steam extracti on parameter:蒸汽压力：1 2 勺.30.289MPa( A)Steam pressure:1 2电30.289MPa( A)蒸汽温度：304CSteam temperature:304C抽汽量25t/hSteam extracti on volume: 25t/h(2)纯凝工况(2) Work ing con diti on of pure conden sati on循环水温：20-35CTemperature of circulated water: 20-35 C给水温度：215CTemperature of wa

47、ter fed: 215汽耗率：3.95Kg/KW hSteam consumption:3.95Kg/KW h热耗率：1014KJ/KW hHeat consumption:1014KJ/KW h功率：65MWPower:65MW1.3.3汽轮机电机 Turbo-generator（1）发电机(1) Generator 型号：WX18Z-054LLTModel:WX18Z-054LLT额定功率：65MWRated power:额定转速：65MW3000rpmRated rotary velocity:3000rpm转子旋转方向：从汽轮机向发电机看为顺时针方向Rotors rotary dir

48、ection:Clockwise if viewed along the direction from turbineto generator额定功率因数：0.85（滞后）Rated power factor:0.85(lag)额定电压：10.5KVRated voltage:10.5KV额定电流：3881.3ARated current:3881.3A频率：50HzFrequency:50Hz相数：3Phase count:3级数：2Stage count:2定子线圈接法：YStators wiring type:Y效率（保证值）：98.42%Efficiency (guarantee va

49、lue): 98.42% 短路比(保证值)： 0.62Short-circuit ratio (guarantee value): 0.62稳态 I2/In10%Stable I2/In 暂态( I2/In)2t2Temporary( I2/In) t顶值电压10%8s8s2 倍额定励磁电压Peak voltage 电压响应比2 times the rated excitation voltage2倍额定励磁电压/s,对高起始响应励磁系统，当电 压增量达到顶值电压与额定励磁电压之差的 95%前提 下，相应的响应时间上升值应不大于 0.1s,下降值应不 大于 0.15s。Voltage resp

50、onse ratio2 times rated excitation voltage/s; As for high initial response excitation system, when increase in voltage reaches 95% of difference between peak voltage and rated excitation voltage, the corresponding response times ascendancevalue and descent value should be confined respectively below

51、 0.1s and 0.15s.允许强励持续时间50sAllowed duration for strong excitation 50s噪声（距外壳 1 米处）不大于 90 分贝Noise (1m away from outer cover) less than 90 dB冷却方式空气冷却Cooling typeby air发电机定子出线端子6 个Count of terminal outgoing lines from generator6冷却水温度设计温度25 CCooling water temperature Temperature in design最高温度 33CMaximum

52、temperature冷却后空气温度V 40 CTemperature of cooled airV 40 C2）励磁系统（2）Excitation system 型式 无刷Type Brushless 交流励磁机的参数Parameters of AC excitor 额定功率239KWRated power 额定电压239KW215VRated voltage 额定电流215V1110ARated current1110A冷却方式空气冷却Cooling type 绝缘等级by airFInsulation grade 顶值电压F180%Peak voltage 超速试验（ 2 分钟）180%

53、120%Hyper-speed test (2 min)120%旋转整流器Rotary rectifier (ballast) 最大 /额定电压487/312VMax/rated voltage 最大 /额定电流487/312V2340/1500AMax/rated current 电压/电流裕度2340/1500A156% 156%Voltage/current margin156% 156%每个回路串联二级管数量1Count of diodes in series per circuit 1每臂并联二极管数量5（臂数为 6）Count of diodes in parallel perar

54、m 5 (6 arms)二极管额定电流300ADiodes rated current300A二极管额定电压1400VDiodes rated voltage1400VAVR 电压调整特性AVR voltage regulatory characteristics电压调整范围70%110%Voltage regulatory range70%110%手动控制范围20%110%Manual manipulation range20%110%精确度v 0.5%Precisionv 0.5%1.4主要设计原则 Main design principles( 1) 引进先进技术及软件进行设计，采用成熟

55、稳定、实用可靠的高温高压煤气发电技 术和工艺流程及设备，技术装备水平达到国际先进水平；(1) Introducing advanced technology and software to design project, adopting mature, reliable, pragmatic and stable high-temperature and high-pressure electricity generation technology by gas and equipment, we shall makeour technology and equipment meet int

56、ernationally advanced level;(2) 对于业主指定了生产厂家的设备，按照业主要求选型；其他设备，在保证产品性能 质量情况下，原则上采用国产设备；(2) For equipment whose manufacture has been appointed by proprietors, wellselect model according to proprietors requirements; With regard to other equipment, under the precondition of guaranteeing product quality,

57、in principle, we prefer to purchase equipment made in China;( 3) 本着节约投资，确保系统简洁可靠、方便检修维护的原则，充分利用现场条件，合理布置；(3)In the spirit of economizing investment, ensuring a compact reliable system convenient for repair and maintenance, we shall fully utilize conditions on site in order to do layout reasonably;(

58、4) 高炉煤气锅炉采用高温高压蒸汽参数；(4)For BFGboiler,we shall adopt parameters suitable for high temperature andhigh pressure;( 5) 锅炉主蒸汽和主给水母管均采用切换母管制， 保证电厂相互配套的锅炉汽机发生 故障或停炉、停机检修过程中，电厂仍能通过交叉使用锅炉汽机实现安全运行；(5)For all boilers main steam and main water-feeding headers, we ll adoptan alternation mode to ensure that elect

59、ric plant still can operate safely by using boiler and turbine alternately in case of shutdown, overhaul or malfunction of boilers and turbines compatible with each other;(6)每台锅炉配 3 台给水泵；(6) Each boiler shall be equipped with 3 water-feeding pumps;( 7) 锅炉的主蒸汽母管接入高压蒸汽母管后，引出两条蒸汽管线向对应的汽机供汽；(7)After bei

60、ng connected with high pressure steam header, the boilers main steam header will have 2 steam pipes stretched from it to supply steam for corresponding turbine;_( 8) 没个汽机均引出一路抽汽作为钢厂工艺蒸汽的一部分汽源， 另一部分汽源引自高 压蒸汽母管；(8)Each turbine will have a pipe stretched from it to supply process steam for steelmaking