華能沁北電廠600mw機(jī)組啟動過程演示-(2245)

1、Qinbei Power Station Start up Procedure,600MW Coal Firing Benson Boiler,For reference,,,,,,冷態(tài)啟動,,鍋爐點(diǎn)火,,汽機(jī)沖車參數(shù)： 5.4Mpa,MST 360C,發(fā)電機(jī)并網(wǎng),,,鍋爐熱態(tài)清洗,鍋爐冷態(tài)清洗,爐前清洗,抽真空,,,,,,1Mpa,190C @WS,8.9Mpa,2000rpm,3000rpm,25Mpa,600MW,180MW,

2、30MW,MST 566C,8.9Mpa,430-450C,,,,,,,,,,,,GC,CP,,,,,,,,,,,,Eco,,W/W,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,,HP HTR,LP HTR,,,LP HTR,,,,,,凝汽器注水,凝補(bǔ)水,,,COND,,,,

3、,,,,,,,,,GC,CP,,,,,,,,,,,,Eco,,W/W,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,,HP HTR,LP HTR,,,LP HTR,,,,,,循環(huán)水系統(tǒng)啟動,,,COND,CWP,,,凝補(bǔ)水,,,,,,,,,,,,,COND,,,CP,,GC,,

4、,,,,,,,,,Eco,,W/W,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,,HP HTR,LP HTR,,,LP HTR,,,,,,凝結(jié)水系統(tǒng)啟動.沖洗凝汽器,,,,,,,,,,,,,,,,,,,COND,,,GC,CP,,CCP,,,,,,,,,,,Eco,,W/W

5、,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,,HP HTR,LP HTR,,,LP HTR,,,,,,,,真空泵,軸封建立之后啟動真空泵汽機(jī)建立真空,,,,,,,,,,,COND,,,CP,,GC,,,,,,,,,,,Eco,,W/W,,,Roof,Cage,Pry SH

6、,Sec SH,Try SH,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,,HP HTR,LP HTR,,,LP HTR,,,,,,,,,,,,除氧器沖洗,,,標(biāo)準(zhǔn)沖洗除氧器到排水濁度小于 3 ppm,,,真空泵,,,,,,,,,,,COND,,,GC,CP,,,,,,,,,,,,Eco,,W/W,,,Roof,Cage,Pry SH,S

7、ec SH,Try SH,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,,HP HTR,LP HTR,,,LP HTR,,,,,,,,,,,,,除氧器排水回收,,,,,,,,,,,,COND,,,GC,CP,,CBP,CCP,,,,,,,,,,,Eco,,W/W,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,Pry

8、 RH,Sec RH,,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,,HP HTR,LP HTR,,LP HTR,,,,,,,,,,,,,,,,,,,啟動汽泵前置泵 .高加沖洗,標(biāo)準(zhǔn)沖洗高加到排水濁度小于 3 ppm,,,,,,,,,,,,COND,,,GC,CP,,CBP,CCP,,,,,,,,,,,Eco,,W/W,,,Roof,Cage,Pry SH,Sec SH,Tr

9、y SH,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,IP,HP,LP,高旁,LPB,361,WS,WSTK,Dea.,BFP,,HP HTR,LP HTR,,LP HTR,,,,,,,,,,,,,,,,,,高加再循環(huán),標(biāo)準(zhǔn)高加出口 :電導(dǎo)≦ 1 μs/cm Fe ≦ 100 ppbpH 9.3 ~ 9.5,爐前清洗結(jié)束,,,CriteriaFe < 500 ppb or turbidity ≦ 3

10、ppmOiliness ≦ 1 ppmpH ≦ 9.5,,,Eco,,,,,,,,,,COND,,,GC,CP,,CBP,CCP,,,,,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,Pry RH,Sec RH,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,,HP HTR,LP HTR,,LP HTR,,,,,,,,,,,,,,,,,,B

11、oiler filling up and blow.,,W/W,Eco,Confirm tank level for Boiler filling up complete,,,,,,,,,,,Eco,,,,,,,,,,,COND,,,GC,CP,,,,,,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361

12、,WS,WSTK,Dea.,BFP,,HP HTR,LP HTR,,LP HTR,,,,,,,,,,,,,,,,,,鍋爐冷態(tài)清洗,,,W/W,Eco,,,,,,,,,標(biāo)準(zhǔn)省煤器入口 :電導(dǎo) ≦ 1 μs/cm Fe ≦ 100 ppb pH 9.3 ~ 9.5,,,,,,,,,,,,FDF,PAF,IDF,Stack,EP,AH,Boiler,磨煤機(jī),,爐膛吹掃,空預(yù)啟動,引風(fēng)機(jī)啟動,

13、送風(fēng)機(jī)啟動,爐膛吹掃前啟動煙風(fēng)系統(tǒng),>30% Air flow,,,,鍋爐點(diǎn)火,,,,,,,,,,,,,,,,,COND,,,CP,,,,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,,HP HTR,LP HTR,LP HTR,,,,,,,,,,,,,,,,W/

14、W,,,,,Eco,,,GC,,,,鍋爐點(diǎn)火,,,,,冷態(tài)啟動,,鍋爐點(diǎn)火,,汽機(jī)沖車參數(shù)： 5.4Mpa,MST 360C,發(fā)電機(jī)并網(wǎng),,,熱態(tài)沖洗,冷態(tài)沖洗,爐前系統(tǒng)建立,真空系統(tǒng)建立,,,,,,1Mpa,190C @WS,8.9Mpa,2000rpm,3000rpm,25Mpa,600MW,180MW,30MW,MST 566C,8.9Mpa,430-450C,,,,,,,,,給水流量 25%,給水流量 21%,,,25%,30

15、%,30MW,180MW,鍋爐負(fù)壓,-100Pa,-600Pa,-100Pa,,,爐膛風(fēng)量,30%,35% 額定風(fēng)量的35%,,,,8.9Mpa,,高旁開度,,90MW,120MW,,給煤量,,566C,沖車參數(shù)：8.9Mpa,MST 360C,,8.9Mpa,430-450C,,,,鍋爐點(diǎn)火,,,,,,,,,,,,COND,,,CP,,,,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,Pry

16、RH,Sec RH,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,,HP HTR,LP HTR,,LP HTR,,,,,,,,,,,,,,,W/W,,,,,Eco,,,GC,,鍋爐點(diǎn)火,,點(diǎn)火要求給水流量 21%風(fēng)量 35%,爐膛壓力 -600Pa,,,,,,,,,,,,,,,,COND,,,GC,CP,,CBP,,,,,,,,,,,,Roof,Cage,Pry SH,Se

17、c SH,Try SH,,,,,Pry RH,Sec RH,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,,HP HTR,LP HTR,,LP HTR,,,,,,,,,,,,,,,W/W,,,,,Eco,,,CCP,,鍋爐升溫,,要求分離器溫度以2C/min的速度升溫至190C.燃油壓力小于 1Mpa 過剩空氣系數(shù)保持 1.0.,,,,,,,,,,Roof,Cage,Pry SH,

18、Sec SH,Try SH,,,,,,Pry RH,Sec RH,,,,,,,,,,,,COND,,,CP,,,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,HP HTR,LP HTR,,LP HTR,,,,,,,,,,,,,W/W,,,,,Eco,,,GC,,熱態(tài)清洗,,要點(diǎn)保持分離器溫度. 190

19、C.高旁開度 10%.控制燃料量,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,,Pry RH,Sec RH,,熱態(tài)沖洗結(jié)束標(biāo)準(zhǔn)省煤器入口 :Fe ≦ 50 ppb,,,,,,,,,,給水流量 25%,給水流量 21%,,,25%,30%,30MW,180MW,爐膛壓力,-100Pa,-600Pa,-100Pa,,,30%,35% 空氣流量指令為 總風(fēng)量的 35%,,,,8.9Mpa

20、,,,90MW,120MW,,煤量,,566C,調(diào)節(jié)級壓力5.4Mpa,主汽溫度 360C,,8.9Mpa,430-450C,,,,汽機(jī)啟動,高旁開度,,,,,,,,,,,,COND,,,GC,CP,,CBP,,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,HP HTR,LP HTR,LP HTR,,,

21、,,,,,,,,,,W/W,,,,,Eco,,,CCP,,汽機(jī)沖車,,要點(diǎn)保持主汽參數(shù).溫度 : 360 C壓力 : 8.9Mpa,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,,,,,,,FDF,PAF,IDF,Stack,EP,AH,Boiler,磨煤機(jī),,爐膛吹掃前啟動風(fēng)機(jī),>30% Air flow,,,,一次風(fēng)機(jī)啟

22、動,,,,,,,,,,,,,,,,,,,,,,COND,,,CP,,,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,HP HTR,LP HTR,,LP HTR,,,,,,,,,,,,,,W/W,,,,,Eco,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,Rear,Front,C,B,A,E

23、,D,F,GC,,鍋爐升壓至 8.9Mpa,,要點(diǎn)注意主汽溫度。當(dāng)汽機(jī)轉(zhuǎn)速達(dá)3000rpm時(shí)要求汽機(jī)側(cè)參數(shù)： 430C 、 8.9Mpa ，Be careful for MST , Tb side require when the Tb rotation reaches , therefore pressure has to be raised gradually.控制燃料量使高旁開度保持在10-15%.啟動第一臺磨煤機(jī)，暖磨。,

24、,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,Cold　Start,,Light off burner,,Steam to turbineCondition; 5.4Mpa,MST 360C,Synchronize,,,Hot clean up,Cold clean up,Pre-boiler clean up,Vacuum

25、 up,,,,,,1Mpa,190C @WS,8.9Mpa,2000rpm,3000rpm,25Mpa,600MW,180MW,30MW,MST 566C,8.9Mpa,430-450C,,,,,,,,,Feed water flow 25%,Feed water flow 21%,,,25%,30%,30MW,180MW,Furnace pressure,-100Pa,-600Pa,-100Pa,,,Total Air Flow,30

26、%,35% Until air flow demand is above 35%,,,,8.9Mpa,,316 valve,,90MW,120MW,,Coal flow,,566C,Condition5.4Mpa,MST 360C,,8.9Mpa,430-450C,,,,發(fā)電機(jī)并網(wǎng),,,,,,,,,,,,,,COND,,,GC,CP,,CBP,,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,

27、,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,HP HTR,LP HTR,,LP HTR,,,,,,,,,,,,,W/W,,,,,Eco,,,CCP,,發(fā)電機(jī)并網(wǎng)后帶 5% 負(fù)荷,,要點(diǎn)1、注意主汽壓力 , 通過控制燃料量維持高旁開度在10-15% 2、Add burner.主汽疏水閥全關(guān).3、暖第二臺磨.4、投入過熱器減溫水,,,,,,,,,Roof,Cage,Pry SH,Se

28、c SH,Try SH,,,,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,COND,,,GC,CP,,CBP,,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,HP HTR,LP HTR,,LP HTR,,,,,,,,,,,,,W/W,,,,,Ec

29、o,,,CCP,,負(fù)荷由5 %升至15 %,,要點(diǎn)1、用高旁控制主汽壓力維持不變，用燃料量控制高旁開度在10-15% .2、高低加投入.,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,,,,,,,,,,,Steam from turbine,,,,,,,,,,,,,,COND,,,GC,CP,,CBP,,,,,,,,,,,Roof,

30、Cage,Pry SH,Sec SH,Try SH,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,HP HTR,LP HTR,,LP HTR,,,,,,,,,,,,,,W/W,,,,,Eco,,,CCP,,15% Load,,CHECK POINT316 valve will be closed at 15% load.MSP Control by turbine.,,,,,,

31、,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,,,,,,,,,,,Steam from turbine,,,,,,,,,,,,,,,,,COND,,,GC,CP,,CBP,,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,D

32、ea.,BFP,HP HTR,LP HTR,,LP HTR,,,,,,,,,,,,,W/W,,,,,Eco,,,CCP,,20% Load,,CHECK POINT1st Pulv. In-service at 20% unit load (boiler heat input 25%BMCR) .Be careful for MST. And 3rd Pulv. warming,,,,,,,,,,Roof,Cage,Pry SH

33、,Sec SH,Try SH,,,,,,,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,,,,,,,,,,,Steam from turbine,,,,,,,,,,,,,,,,,,,,,,,,,,,COND,,,GC,CP,,CBP,,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,HP

34、HTR,LP HTR,,LP HTR,,,,,,,,,,,,,,W/W,,,,,Eco,,,CCP,,Load up 20-30%Wet to Dry operation,,CHECK POINT2nd Pulv. In-service at 25% load.Change Boiler operation mode.,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,,,Pry RH,

35、Sec RH,,,,,,,,,,,,,,,,,,,,,,,,,Steam from turbine,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,COND,,,CP,,,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,HP HTR,LP HTR,,LP HTR,,,,,,,,,GC,,,W

36、/W,,,,,Eco,,,,發(fā)電機(jī)負(fù)荷由 30％升至50%,,要點(diǎn)1、投入第二臺給水泵.2、投入第三臺磨煤機(jī).Extinguish oil burners after boiler load reaches 45%BMCR. Igniters shall be in-service.,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,

37、,,,,,,,,,,Steam from turbine,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,冷態(tài)啟動,,Light off burner,,Steam to turbineCondition; 5.4Mpa,MST 360C,Synchronize,,,Hot clean up,Cold clean up,Pre-boiler clean up,Vacuum up,,,,,,1Mpa,19

38、0C @WS,8.9Mpa,2000rpm,3000rpm,25Mpa,600MW,180MW,30MW,MST 566C,8.9Mpa,430-450C,,,,,,,,,,,,,,,COND,,,GC,CP,,CBP,,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,,,,,,IP,HP,LP,316,LPB,361,WS,WSTK,Dea.,BFP,HP HTR,LP HTR,,LP H

39、TR,,,,,,,,,,,,,W/W,,,,,Eco,,,CCP,,發(fā)電機(jī)負(fù)荷由 50％升至100%,,要點(diǎn)1、投入第四臺磨.2、投入第五臺磨.,,,,,,,,,,Roof,Cage,Pry SH,Sec SH,Try SH,,,,,,,,,,Pry RH,Sec RH,,,,,,,,,,,,,,,,,,,,,,,,,Steam from turbine,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,