{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

5200_L11 - .26 two ucm €96.55 5 xEmE mocmEEum E03 5...

Info iconThis preview shows pages 1–12. Sign up to view the full content.

View Full Document Right Arrow Icon
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Background image of page 2
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Background image of page 4
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Background image of page 6
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Background image of page 8
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Background image of page 10
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Background image of page 12
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: .26: two. ucm €96.55 5., xEmE mocmEEum E03? 5 8290985 . .oflw .mtEm mmmca 6:9 wEE _mc_Eo:.to Sh Em_m>_:vm-_n_ mmmca Em . .w can n 303ch .m._ .m_m>_mcm w cozmcmao E993 B 58:80 E umgm>oo me ___>> 859 mEEmEmm . . wLmEBSmcmz mEELm wmmcm . mmsmfl «60:8on ncm cgmmo . wwmmo m>onm .2 223328 “59:0 . wmocmuwag 93c: .mN_m <>_>_ fisamcs he 26: <22 ho mchanoE . Emczovpmcm: .6 mc=m=fimm . mLmELohwcmEB 959:0 vcm wLmEhoewcmfi . umymoa mcozaow .050 E0... mEmEoE nmncmEEoomm . nmwmxmvdom ”mcocm .Sm ommm U8E0 . n_.>>.s_ quouméoum ”9.; 8:5 . .AmEmUBm 95:8 @8583 B EnEEm: “mm; - 8sz . mEmEmocsoE< . Save... .8 mafia... EON .NN awm uw>> E, 9.300.. - ocwm mm v14»; 08 .t Joa‘u»: 07‘ .I cozozbwcoo E xEmE mocmEEum so 922 . 8:: :o_mm_Emcm: 25 £50: 0 w n_ . Amvamem confine—mo . .cx ncm ax £5, cozmfiofio - 3:28;. 56. E23 . cam: .93 .EE: - wEEmmE Emmi . .868 05 0:0 5., 3.8 w 25an umvcmEEoomm . m .0320 - mmchmE wsocoEoEm ”9303 mez Three-Winding Y-Y-D AutoTransformer - Interpretation of Factory Test Data Split Rock #10 and #11 Bruce Mork, Jun 25, 2005 C:\RSCH\XFMR\3WIND.xls |:]= input Data (All other cells are locked) Winding Ratings, 0A Freq, Hz Omega kVL-L MVA Current BASE RATEZBASE, 101:3ASE TER 60 376.991 H .315” 401,63 1190-25 1889-29 X .1013 1174.27 53.02 139.24 .2112: Y mm 2635.73 3.02 1.90 3.02 Binary Short Circuit Tests (Using Base of Source Winding): Source Shorted Test MVA iSOURCE ISHORT PMEAS R, Ohms QCALC 'loZMEAS %RCALC %XCALC 345 118 240 401.63 1174.27 0.538 14,013,581 0.1085% 5.84% H—X 345 13.8 63 105.43 2635.73 2.662 6,860,036 0.1515% 10.89% H—Y 118 13.8 63 308.25 2635.73 0339 5,530,557 0.1533% 8.78% X-Y On 100‘MVA Base: ZHX = mg 2.43% 0.0452% 2.43% ZHY = X/R = 17.29% 0.2405% 17.28% zxv = 13.94% 0.2434% 13.93% Calculate 3-Winding Star-Equivalent Short-Circuit impedances: era?" % on 100-MVA Base Terminal R, Ohms PAC P Check H 0.2519 PHX = 260.385 ZH X 0.0335 PHY = 95,448 ZX Y (Y-Equiv) 0.0042 F'XY -~ 96.588 Ratings of Actual Coils, DA "” kVPH MVA Current SASE RATEZBASE. 10128ASE TER , s 131.06 52.64 401 .63— 515.29 0 68.13 52.64 772.64 88.16 139.24 mm H D 13.60 21.00 1521.74 9.07 5.71 9.07 Calculate Autotransformer Coil impedance: Based on Conservation of Short-Circuit P 8- Q: Coil IRATED KVRATEIW Series 401.63 131.06— 32.5475 PAC PCheck QAC QCheck VA Chk PHX= 260,385 QHX= 14,013,581 14,016,000 Common 772.64 68.13 0.0509 -0.9700 PHY = 95,448 QHY = 6,860,036 6,860,700 Delta 1521.74 13.80 0.0118 0.8359 PXY = 96,588 QXY = 5,530,557 5,531,400 Short-Circuit Test Conditions in Each Coil: Test: H-X H-Y X-Y Coll KVRATED lsc MVATEST PCOIL KW Isc MVATEST Series 131.06 401.63 157.91 169.28 105.43 41.45 PCOIL KW 11.66 lsc MVATEST PCOILKW 0.00 0.00-IE Common 68.13 772.64 157.91 105.43 21.55 308.25 63.00 14.50 Delta 13.80 0.00 0.00 —m 1521.74 63.00 1521.74 63.00 82 09 Total PS 260.385 Total PSC : 95.448 Total PSC : 96.586 Synthesized Short—Circuit Tests for S-C-D windings: Test: S-C S-D CD Coll KVRATED Isc MVATEST isc MVATEST Isc Series 131.06 401.63 157.91 160.23 63.00 0.00 Common 68.13 772.64 157.91 mm 0.00 0.00 w 308.25 Delta 13.80 0.00 0.00 m 1521.74 63.00 82.09 1521.74 Total PSC 260.385 Total PSC : 109.030 Details of Synthesized Binary Short Circuit Tests for S-C-D windings (Using Base of Source Winding): Source snorted T V iSOURCE iSHORT QCALC R,Ohms X, Ohms %RCALC 'loXCALC 131.06 68.1 401.63 772.64 14,013,581 0.538 28.958 0.1649% 8.87% S-C 131.06 13.8 160.23 1521.7 . 8,314,013 1.416 107.940 0.1731% 13.20% S~D 68.13 13.8 308.25 1521.74. 5,530,557 0.339 19.402 0.1533% 8.78% C-D On 100-MVA Base: 280 = m 5.62% 0.1044% 5.62% ZSD = X/R = 20.95% 0.2747% 20.95% ZCD = 57.26 13.94% 0.2434% 13.93% Calculate 3-Wlnding Star- and Delta-Equivalent Short-Circuit Impedances: % on 100-MVA Base —-m L-1 Referred 50.903 C -59-069 D 0.3547% 12.32% 535.570 D xs-c II (XS-D + XC-D) 5.62% \ XS-D II (XS-C + XC-D) 20.95% I == Check XC-D II (XS-C + XS-D) 13.93% / Coii Resitances: 3.5 a: . . WW0, Ju>¥M=$d7 . {vibm +0 Nata? $0 of...» 9T 10 Md“ 2. .58ng W Aux‘tL UH‘k—os'v £46k ntsslfil. \\.\.\.I N umto :2 S ....¢> ...
View Full Document

{[ snackBarMessage ]}