汽輪機詳細設計參數(shù)

1、7.0.0a)STEAM TURBINEMaximum continuous rating of turbine (MCR)汽輪機汽輪機最大連續(xù)蒸發(fā)量MW150 MW at generator terminals在發(fā)電機接線頭為150MWb)Generation during valve wide open (VWO) condition閥門全開時的出力MW+ 5% on TMCR Generator terminals高于TMCR工況5%c)Live steam pressure at turbine inlet汽輪機入口流通蒸汽壓力bar(a)By Bidder由投標人填寫d)Live s

2、team temperature at turbine inlet汽輪機入口流通蒸汽溫度By Bidder由投標人填寫e)Hot reheat temperature at turbine inlet汽輪機入口再熱熱段溫度By Bidder由投標人填寫f)Permissible deviations of live steam pressure and live steam temperature流通蒸汽壓力和溫度的允許偏差-According to IEC Recommendations, (The latest edition.)按照IEC標準（最新版本）g)Cooling water t

3、emperature at condenser inlet冷凝器入口處的冷卻水溫度33h)Temperature rise of cooling water in condenser at TMCR of turbine當TMCR工況下冷卻水在冷凝器中的溫升10i)Maximum cooling water velocity in condenser tubes with 10% blocked tubes10%堵塞情況下凝汽器管中的最小冷卻水速率m/s2.2j)Minimum cooling water velocity in condenser tubes凝汽器管中的最小冷卻水速率m/sa

4、ccording to requirement of sponge ball equipment按照膠球設備的必要條件k)Speed of turbine rotor汽輪機轉子轉速rpm3000l)Frequency deviations at Maximum Continuous Rating最大連續(xù)出力時的頻率偏移47.5 Hz to 51.5 HzSr. No. 8.0Description Condenser冷凝器描述UnitData數(shù)據(jù)Type類型Horizontal Surface type divided water box construction with single or

5、 two pass design, integral air cooling section and steam inlet at the top or side.水平表面式、有一個或者二個通道的分水室結構、一體的空氣冷卻區(qū)、蒸汽進口在頂部或側面Surface area表面面積10% over & above the designed surface area超過設計表面積的或10%Temperature rise溫升oC10 oCDesign Heat Load設計熱負荷Turbine VWO with 3% make-up and normal condenser vacuum.汽輪機閥門

6、全開和正常冷凝器真空Head Loss through condenser通過冷凝器的壓頭損失6 m WC6m水柱的壓力CW velocity冷卻水流速1.6 m/s to 2.2 m/s1.6 m/s to到2.2 m/sMax. oxygen in condensate冷凝器內(nèi)最大含氧量0.015 cc per litre for 50% to 100% unit load and 0.03cc per litre for loads below 50%50% 至100%機組負荷時每公升含0.015 cc，機組負荷低于50%時每公升含0.03ccCooling water temperat

7、ure at inlet進口冷卻水溫度33 deg CMax. Cooling water temperature at inlet (design)進口冷卻水最大溫度（設計）36 deg CCooling media冷卻介質(zhì)Clarified water凈化水Cooling circuit冷卻回路Open recirculating system with Induced draft cooling towers.有陰風冷卻塔的開式循環(huán)系統(tǒng)Hot well storage capacity熱井存儲能力Min. 3 min最少3分鐘的供應能力Condenser shell design pre

8、ssure凝汽器外殼設計壓力760 mm Hg vacuum & suitable for an emergency internal pressure of 1.08 bar (g) and Full Vacuum760 mm汞柱真空&適用于1.08 bar (g)的緊急內(nèi)部壓力和全真空Codes /standards規(guī)范/標準Design, manufacture & testing as per the latest HEI standards設計、制造和測試按照最新HEI標準Material of construction結構材質(zhì) 1) Shell外殼Mild steel (Min.

9、wall thickness 18 mm)低碳鋼（最小壁厚18mm）Sr. No.DescriptionUnitData2) Tubes管子Welded stainless steel type conforming to ASTM A-249, TP304不銹鋼焊接型遵照ASTM A-249, TP3043) Water box & covers水箱&蓋子Mild steel低碳鋼4) Support plates支撐板Mild steel低碳鋼9.0.0Condensate Extraction Pumps(CEPs)凝泵Number of pumps泵的數(shù)量Nos3 x 50%Type類

10、型Vertical, multistage, Cannister, centrifugal diffuser type.垂直、多級、碳罐、離心式Drive驅(qū)動器Vertical constant speed squirrel cage induction motor.垂直恒速鼠籠式電動機Design capacity of the pump泵的設計容量kg/s0.5 X maximum condensate flow corresponding to VWO and 3% make-up.0.5x最大凝結水流量與閥門全開補水3%一致Margin on Design capacity設計容量裕度

11、%15% on above15%以上TDH developedbarMaximum deaerator operating pressure + static head & pressure drop under maximum operating condition除氧器最大操作壓力+靜壓頭&壓降低于最大操作條件Margin on Design Head設計壓頭裕度%10 %10.0Vacuum Pumps 真空泵No. of pumps 泵數(shù)量2x100%Capacity容量Pumps shall be sized as per latest HEI requirements. Capac

12、ity of each pump in free dry air at standard condition with condenser operating at design pressure of 1 inch (25.4 mm) of Hg (abs) and sub-cooled to 4.170C below temperaturecorresponding to absolute suction pressure shall not be less than 30 scfm (51 m3 per hour) under standard condition (i.e 760 mm

13、 of Hg (abs) and 21.10C).泵的尺寸應依照最新HEI標準。每個泵的容量在標準條件下釋放干燥的空氣，冷凝器的設計壓力為1英寸（25.4mm）汞柱和冷卻到4.17攝氏度以下。相應的,絕對負壓不得少于30scfm(51立方米每小時)在標準狀態(tài)下(如下760毫米的汞(abs)和21.10 C)。Sr. No.DescriptionUnitDataType類型Continuous duty single/ two stage pumps liquid ring type sized as per pumps applicable requirements of latest HEI

14、 standards.按照最新HEI標準適用規(guī)范的連續(xù)負載單/兩級泵液環(huán)型。11.0Condensate Polishing Unit凝結水精處理裝置Capacity容量2x50%11.1Deaerator除氧器Type類型Either spray cum tray type or spray type噴灑和托盤型或噴灑型De-aerating capability除氧容量ppb5ppbMode of operation of deaerator for feed water system給水系統(tǒng)除氧器運行模式-Variable pressure with fixed minimum pres

15、sure有固定最小壓力的變壓Storage Capacity of feed water tank for feed water system at 100% BMCR between minimum level and normal regulated level最低液位和正常調(diào)整的液位之間100%鍋爐最大連續(xù)出力下給水系統(tǒng)給水箱的存儲容量min6 minutes6分鐘11.2HP-LP Heaters高壓-低壓加熱器Design pressure of LP feed heaters, condensate coolers (Shell side), feed water tank and

16、 Deaerator低壓給水加熱器，凝結水冷卻器（殼體側），給水箱和除氧器的設計壓力-120% of respective maximum turbine bleed pressure but at least 3 bar (g) and full vacuum.至少在3 bar (g)和全真空120%的各自最大汽輪機排放壓力。Design pressure of LP feed heaters and condensate coolers (Tube side)低壓給水加熱器，凝結水冷卻器（管道側）Shut off head of CEP at maximum speed and full

17、vacuum最大速度和全真空時的凝結水泵的斷流水頭。Design pressure of HP feed heaters and desuperheater (Shell side)高壓給水加熱器和減溫器的設計壓力（殼體側）-120% of maximum bleed steam pressure120%的最大排放蒸汽壓力。Design pressure of HP feed heater and desuperheater heater (Tube side)高壓給水加熱器和減溫器（管道側）的設計壓力Shut off head of BFP at maximum speed and full

18、 vacuum.最大速度和全真空時的鍋爐給水泵的斷流水頭。Design temperature of LP feed heaters, feed water tank and deaerator, HP feed heaters and desuperheater低壓給水加熱器，給水箱和除氧器，高壓給水加熱器和減溫器的設計溫度According to HEI standards.根據(jù)HEI標準。Arrangement of heaters加熱器布置Horizontal臥式Gland Steam Condenser汽封凝汽器Vapour Extractors蒸汽提取器Quantity數(shù)量2x10

19、0% A.C Driven2x100%交流驅(qū)動12.0BOILER FEED WATER PUMPS (BFPs)鍋爐給水泵Type類型Horizontal, multistage centrifugal, with barrel type outer casing with end rotor removal. The pump shall be fully cartridge designed.臥式，多級離心，帶有筒式外殼體，帶有端部轉子移除。該泵是夾頭設計的。Number of feed water pumps給水泵數(shù)量-Three (3)三臺Capacity per feed wate

20、r pump每臺給水泵的容量-50% each每臺50%Drive驅(qū)動-AC motor driven交流電機驅(qū)動Control of motor driven feed pumps電機驅(qū)動給水泵控制-Variable speed control by hydraulic variable speed coupling通過液壓變速聯(lián)軸器的變速控制Rated capacity額定容量Note: Discharge flow of the pump shall not include any seal flow, warm up flow and balance drum leakage flow

21、.注意：該泵的排放流量不包含任何密封流量，溫啟動流量和平衡汽包滲漏流量。Tonnes/hrThe combined flow of 2x50% boiler feed pumps shall have 10% margin over feed flow corresponding to turbine VWO condition, 3% makeup, design back pressure and corresponding head + design spray requirement of reheater attemperators.2x50%鍋爐給水泵的組合流量在給水流量上有10%

22、余量，符合汽輪機閥門全開工況，3%補給，設計背壓和相應壓頭+加熱器恒溫器的設計噴灑要求。Rated head developed by each of the pump每臺泵的額定壓頭barNot less than 3% over steam generator highest safety valve set pressure corresponding to BMCR鍋爐最大安全閥設置壓力不少于3%，與鍋爐最大連續(xù)出力一致considering the static and dynamic system requirements with friction losses in pipin

23、g and feed water heaters.考慮該靜止和動力系統(tǒng)規(guī)范且管道和給水加熱器中摩擦損失。Best efficiency point最佳效率點The best efficiency point of the pump shall correspond to 100% TMCR under rated condition.該泵的最佳效率點符合額定工況下100%汽輪機最大連續(xù)出力。Shut off head斷流水頭The shut off head of the pumps shall be between 120% and 130% of total developed head

24、(TDH) under rated condition.額定工況下該泵的斷流水頭在120%和130%總水頭之間。Minimum flow through pump通過泵的最小流量 25%Motor rating for MDBFP (The maximum continuous motor rating corresponding to maximum cooling water temperature to cooler inlet)電動給水泵的電機額定值（最大連續(xù)電機額定值符合打冷卻器進口的最大冷卻水溫度）Not be less than the maximum load demand o

25、f driven equipment at its entire range of operation at frequency variations from 47.5 Hz to 51.5 Hz and motor shall not be overloaded during any mode of operations of the driven equipment任何驅(qū)動設備運行模式期間從47.5 Hz到51.5 Hz頻率變動運行的整個范圍內(nèi)不小于最大負載要求的驅(qū)動設備和電機不過載。12.1BFP Booster Pump鍋爐增壓泵Single casing, double sucti

26、on, horizontal single stage centrifugal pump with mechanical seals單缸，雙吸，臥式單級離心泵且?guī)в袡C械密封12.2Steam turbine drive for BFP鍋爐給水泵的汽輪機驅(qū)動Number of drives驅(qū)動數(shù)量Nos.Two (2)兩個Steam inlet conditions to drive turbine蒸汽進口狀況到驅(qū)動汽輪機barTo be decided by Bidder投標人決定Steam outlet pressure蒸汽出口壓力barMain condenser pressure主凝汽器

27、壓力13.0Turbine Bypass System汽輪機旁路系統(tǒng)Capacity of HP Bypass system高壓旁路系統(tǒng)的容量%60% TMCR60%汽輪機最大連續(xù)出力Capacity of LP Bypass system低壓旁路系統(tǒng)%Matching with HP bypass capacity of 60% TMCR.和60%汽輪機最大連續(xù)出力匹配14.0Chemical Dosing System化學加藥系統(tǒng)1 set for each unit每臺機組一臺14.1HP Dosing System高壓加藥系統(tǒng)HP dosing system高壓加藥系統(tǒng)1 No. so

28、lution Preparation Stainless Steel (SS316) tank with basket & motorized agitator1組溶液配制不銹鋼（SS316）箱且?guī)в袎|圈和電動攪拌器。1 No. metering tank of Stainless Steel (SS316) construction with motorized agitator1組不銹鋼（SS316）計量箱結構且?guī)в袛嚢杵鳌P Dosing Pumps高壓加藥泵Qty數(shù)量2x100%Type類型Reciprocating plunger positive displacement typ

29、e pumps with drive motor.往復式?jīng)_桿容積式泵且?guī)в序?qū)動電機Material材料SS 30414.2LP Dosing System低壓加藥系統(tǒng)1 set of NH3 and Hydrazine dosing system for each unit每臺機組1臺NH3和肼加藥系統(tǒng)LP dosing system低壓加藥系統(tǒng)1 No. solution Preparation Stainless Steel (SS316) tank with basket & motorized agitator1組溶液配置不銹鋼箱（SS316）且?guī)в袎|圈和電動攪拌器。1 No. met

30、ering tank of Stainless Steel (SS316) construction with motorized agitator1組不銹鋼計量箱（SS316）且?guī)в须妱訑嚢杵?。LP Dosing Pumps低壓加藥泵Qty數(shù)量2x100%Type類型Reciprocating plunger positive displacement type pumps with drive motor.往復式?jīng)_桿容積式泵且?guī)в序?qū)動電機Material材料SS 30415.0ACW System空冷水系統(tǒng)1 set for each unit每臺機組1臺Closed Cycle DM C

31、ooling water Pumps (Qty.)閉式循環(huán)除鹽冷卻水泵（數(shù)量）3 x 50%Plate Heat Exchangers (PHE) (QTY.)板式熱交換器（數(shù)量）3 x 50%PHE Capacity板式熱交換器容量To meet the requirements of BTG islands equipments + customer supplied auxiliaries viz. air compressors etc with 25% spare capacity on heat transfer area selected.為了滿足BTG島設備+客戶供應輔助既在熱

32、交換選擇區(qū)域上帶有25%備用容量的空氣壓縮機等的規(guī)范ACW Booster Pumps空冷水增壓泵3x50%Cooling water冷卻水Tapped from CW inlet header outside STG building從鍋爐汽輪發(fā)電機組外冷卻水進口加熱器Cooling Water inlet temperature冷卻水進口溫度oC33 oCDesign Cooling water inlet temperature for PHE板式熱交換器的設計冷卻水進口溫度oC36 oCPrimary water outlet temperature一次水出口溫度oC39 oC (Ma

33、ximum)最大Primary circuit cooling water quality一次回路冷卻水量Passivated DM water鈍化除鹽水16.0Condenser Make-upNumber of Condenser Make-up Pumps凝汽器補給凝汽器補給泵的數(shù)量3x50%17.0Boiler Initial Filling鍋爐初始填充Boiler Initial fill Pump Qty鍋爐初始填充泵數(shù)量2x100% (One working + one standby )2x100%（1用+1備）18.0Passenger cum Goods Lift客運和貨運

34、電梯18.1Location位置Steam generator鍋爐18.2No. of lift起重機數(shù)量Nos.118.3Travel移動Ground floor level to Drum level地面到汽包液位18.4Type of Operation運行類型-With/without attendant有/無值班人員18.5Minimum Carrying Capacity最小輸送容量Tonnes218.6Speed速度m/sec1.518.7Size of the Machine room (LxWxH)機器室尺寸（長X寬X高）MBidder to indicate投保人指出Sr.

35、 No.Description描述Unit單位Data資料18.8Car Size梯室尺寸mmBidder to indicate由投標人指定18.9Size of lift well電梯井道尺寸mmBidder to indicate由投標人指定18.10Car enclosure梯室外殼-Painted Sheet steel油漆的鋼板18.11Car doors轎門-Collapsible可折疊式Door opening (WXH)廳門（尺寸）mm1500 x 200018.12Hoist way door opening廳門打開方式-Collapsible可折疊式18.13Drive驅(qū)動-Elec