41320129

VoI4lNo3

Set2012

350MW112

(17100322572600)

3350MwJl3

50lOO350Mw

350Mw

T62 A 16725549(2012)03019303

EnergyValueAnalysisofDiferentDriVingModesforFeedWaterPumpsof350MWUnit

U1loofo1FUun2(1XianThermafPowerResearchlnstjtuteCoLtdXian710032China

2HuanengDDngfagPDwerPfantHainan572600China)

AbstractBasedonenergyvalueaJlalysismethodbyusingtwodierentdrivingmodesforfeedwaterpurlpsthree

methodsarepresentedtocalculteneoutputwercoalconsumptionrateQfpowefsulaIjdinteaedc

cDnsumptionrateAccordingt0thedifrentemtionparametersthinthelDadrangeofHuanengDonng350MWunitthethreemethodsarepliedtoconductquantitativeanalysisandcalculationItisconcludedthatthesteam

turbinedrivenfeedwaterpumpisbetterthant}ledectricfeedwatepumpwIhinthepeakL0adrgeof50100

fbranew350MWunit7rhestudiesprDVidereferenceinselectlngdrivingmDdesoffeedwaterpuInpsfDrsimilarunits

Keywords350MWunitfeedwaterpumpnetoutputpowercoalconsumptionrateofpowersupplyintegrated

coconsumptionmteinvestmentretumperiod

J

L30J

1

11111

250

P=98(Q+Q)3600 (1)=106(p2p1)y (2)

P=98106(Q+Q2)(p2p1)(3600y)

(3)

PkWmQ

Q2Lhpp

MPa7Nm3

Q

2012032l20120610

(1983)

l_

3 350MW

Q=36P[(^4)77](4)

Qh

kJkgkJkg

l12

Pt(q)2PPt(q)Ppre(q)Pq(5)

Pt(d)=PPt(d)P(d)Pd(6)

Pnet=Pt(q)PI(r1)=(Pd+Pp(d))

(q+Pp()) (7)

PPc(q)Pef((1)

kwP()()P()

kwP(d)Ppre(d)Pd()

kWP

12

121

m=Q(^^d)JP6 (8)

6JkgPkW122

p (9)6Id(10)

M=m(1)(11)

350Mw

kw

(th)

kw

g(kwl-)1

g-(kwh)

g(kwh)

g(kwh)

207758

2236

828

178 224

3137 322

176177

322 3227

07

56791

6131

53l

3024

27

3273

4339

675

2978

042746

3295

22

773827

8323

4235

665 786

2981 2943

31733174

3293 3312

19

(223)

_

6

(1)

(2)

(3)

[1]GBT1134822007

[s]

2007430l2

[2][M]

1987111278280

[3][M]

2008406

H(195)

3

5500h5000

()

3

3

4

(1)

80

(2)

350Mw

80(3)

50100455410784511

[1][J]

199335(2)1721

[2][D]

2006

[3][J]

2006(1)3133

[4]300Mw

[J]2003(4)248253

[5]

[D]2008

[6]210Mw

[J]2009(1)5457

[7]

[J]2003(1)97loo

350MW LIU Jun-feng MA Xiao-long FU Chun-jie ,,LIU Jun-feng,MA Xiao-long(,,710032) ,FU Chun-jie(,,572600) Thermal Turbine() 2012,41(3)

(7)

1. []- 1993(02)

2. [] 2006

3. []- 2006(01)

4. 300 MW[]- 2003(04)

5. [] 2008

6. 210 MW 2009(01)

7. []- 2003(01)

http://d.g.wanfangdata.com.cn/Periodical_rltp201203005.aspx