甘肃刘家峡水电厂 #5 机 励磁系统模型和参数测试 及 PSS 试验结果及分析
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Transcript of 甘肃刘家峡水电厂 #5 机 励磁系统模型和参数测试 及 PSS 试验结果及分析
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#5PSS
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#5PSSPSS
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(PSS)(AVR)
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1 2 3 4 PSS 5 6.
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1
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1
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1
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1 200511#5PSS
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1
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1
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1 PSS/PSS
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1 #5PSS
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2 #5328.5MWPID+PSSPIDPSS
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2 #5
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2
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2 PSSPePIDKa = 15.0Ta = 11.81
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3 3.13.25%3.33.4
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3.1
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1 IFDB IFDB=847A
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2RFDB RFDB=UFDN/ IFDNUFDN= 387V IFDN =1464ARFDB=UFDN/IFDN=387/1464 =0.2643
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3UFDB UFDB=RFDB*IFDB=0.2643847223.90 V
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4SG1.0SG1.2 847A966ASG1.0=(966-847)/ 847=0.1405 1.2983.5A1435ASG1.2=(1435-983.5)/ 983.5=0.4591
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3.25% 90% 5%, PID
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5%
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5%1.88%Tp=0.552sTr=0.301s0.5
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3.3
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1) VAMAXVAMINAVRPID VAMAX=10VAMIN =-10
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2) KC
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3) PID Ka = 15.0Ta = 11.814) K=1.35U/UFDB=8951.35/223.9V=5.396U
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5) EFDMAX=1147/UFDB=1147/223.9=5.12 : 1147V 1747A
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4 PSS4.1 4.24.3 PSS4.4 PSS4.5
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4.1 P=291.5MW , Q=20Mvar PSS
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4.2PSSepssepss-9030/(LEAD/LAG)
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4.2PSS T1=0.2sT2=0.2sT3=0.02sT4=0.02s M=7.2s,T=6G=3
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4.3 PSSPSSPSSPSSPSS
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4.3 PSS6#5PSSG=14UFD UABPSSPSSPSS1/31/5G=3
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G14
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4.4 PSSPSS2PSS
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PSS2%
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G3PSS2%
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G4PSS2%
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4.5 PSSPSSPSSPSS
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4.5 PSSPSSPSS
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4.5 5PSSIEEE PSS-2A
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4.5
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4.5 #550MW
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55.1 5.2 PSS
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5.1 #512
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5%
0.301s0.552s1.88%0.50.380s0.569s3.82%0.5
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Tr 0.010.01 VAMAX10.010.0 VAMIN-10.0-10.0
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T1 11.8111.81 T2 11.8111.81 T3 0.010.01 T4 0.010.01
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12
KA 5.3965.396 K 1511 Kv 00 TA 0.010.01
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12
VRMAX5.215.21 VRMIN-4.63-4.63 KC 0.0780.078 KF 0.00.0
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12
TF 1.01.0XC0.00.0SG1.00.14050.14051.2SG1.20.4590.459EFDMAX5.125.12
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5.2 PSS 5PSST1=0.2sT2=0.2sT3=0.02sT4=0.02s M=7.2s,T=6G=3PSS5%PSS30%Pn=98.55MWPSS25%Pn=82.125MW
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6.6.1 #5
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6.6.2 SGKCVRMAXVRMIN
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6.6.3 #5PSS
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6.6.4 #5PSSPSS/PSS0.12.0HzPSS
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[1] .[M].2002[2]#5PSS[R].[3]Q/ZDJ20-2004.[S].
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(1968-)[email protected]
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(1969-)[email protected]
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(1962-)[email protected]
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2006