电力系统基本参数

1、会计学1电力系统基本参数电力系统基本参数返回 ； ； 式中:；SSr3110SSr3110 )20(1 201trrll41105 . 0lg6 . 42rmrDfx3CABCABmDDDD 0157. 0lg1445. 01rDxmnrDxreqm0157. 0lg1445. 01nnmnneqrdddrdr111312 nrDxreqm0157. 0lg1445. 01 ll rDrrmmUmlg301. 018421creqmn21crlg301. 0184rDrknrmmUndrnksin) 1(21n 21UPgg 。61110lg58. 72rDfcbm61110lg58. 72e

2、qmrDfcbll UIUUdIId2U2IUUdIIdIUxyUIxz IUdddd1111ddddyUxIz IxUIyzxUyxIUyzxIzxU1112211122ddddddddxCxCxCxCIZUIZUIZIUZIUUe2/e2/e2e222222222IU、22IU、11/ yzZC11yzlZYZYZYkZYZYkYZsinh) 1(cosh2sinh，Z=(r1+jx1) ，Y=jb1lZkz2YkY2YkY2U2I1U1IZ = (r1+jx1) = R+jX，Y =（g1+jb1)llZ = (r1+jx1) = R+jX，l1u+1e+1e+11N2N1u dd11t

3、Ne 1 dd111tiLe tNedd 22 i1 ( i1N1) i1i2 ( i2N2) 22i2+e2+e2+u2 dd2tiLe22 1u+1e+1e+11N2Ni12i2+e2+e2+u21E1R1I1U1E+1111111111jEIXIREEIRU 1u+1e+1e+11N2Ni12i2+e2+e2+u2222222222jUIXIRUEIRE 22E2R2I2U2E+1E1R1I1U1E+111111jEIXIRU2E2R2I2U2E+222222jUIXIRERT=R1+R2 XT=X1+X2ZT=RT+jXTZm=Rm+jXm ：100%00NSIQ 32210NNkTS

4、UPR 10%2NNkTSUUX (S)1010320320NTNTUQBUPG100%00NSIQ )(17.2010315001105 .102110%212N2NkTSUUX)(16. 1103150011019021102132232N2NkTSUPR441100315007 . 02100%2N00SIQ63232010132. 5101101 .6210NTUPG53232010645. 31011044110NTUQBGT-jBT RT1+jXT1 RT2+jXT2 RT3+jXT3 （a）P0+jQ0 （b）RT1+jXT1 RT2+jXT2 RT3+jXT3 2112kkkP

5、PP3131kkkPPP133132232112kkkkkkkkkPPPPPPPPP123123331231222331121212121kkkkkkkkkkkkPPPPPPPPPPPP3223kkkPPP322333222232211101010NNkTNNkTNNkTSUPRSUPRSUPR123123331231222331121212121kkkkkkkkkkkkPPPPPPPPPPPP 313123232322323122212212124242kkkNNkNNkkkNNkNNkkPPPSSPIIPPPSSPIIPP31kP %133132232112kkkkkkkkkUUUUUUU

6、UU%21%21%21%123123331231222331121kkkkkkkkkkkkUUUUUUUUUUUU)(10%10%10%N2N3kT3N2Nk22TN2N1k1TSUUXSUUXSUUX%21%21%21%121323313231222313121kkkkkkkkkkkkUUUUUUUUUUUU %23132313kkkkUUPP、232323231313NNkkNNkkSSPPSSPP；3232331313%NNkkNNkkSSUUSSUU；%23132313kkkkUUPP、及、%23132313kkkkUUPP、%1212kkUP、基准值（与上同单位）有名值（任意单位）标

7、幺值 9 . 0109BZZZBCUAIBICI+ZZZAUBUCU+ABUCAUIZUIZUUUUUUUUUUULphphLphCBALCABCAB33PhphphSSUUII33YZIZUUIS133 BBBBBBBBYZZIUIUS133 YSUYBB2ZUSZISUIUUUSSS2BBBBBB3、BBBBBBBBBUSIUSYSUZ322BBBBBBBBYZZIUIUS133NNNBNNNBNNNBNBNBUIYYIUZZUSIISSUU333,NNNNNNNNZZZSSSIIIUUU，phphBphB33UUUUUUphLUU3phphBphB*33SSSSSSphSS 3phBBB

8、UZIZIIZUUU33phBBBSUIUIIUSSS33IUSIZUIUSIZU,3,3单相：三相：N2NNNNNNN3SUXIUXXXX2BBN2NN2BBBBUSSUXUSXXXX2BGNGNBGNGUUSSXX1001001003%TN2TNTTNTNTNkXUXSUXIU2BTNNTBkT100%UUSSUX1001003%LNNLNLXUXIXNBBNL2BBNNLL*100%3100%IIUUXUSIUXX 221kkZZ2211kkYY21kkUU211kkIIIUYZ、：被折算一侧的电压指向基本级一侧的电压ik压被折算级一侧的额定电电压指向基本级一侧的额定iK220kV110

9、kV10kV10kV)(8 . 210315001211903221TR)(8 .4810315001215 .1021TX(S)10455. 610121100315003(S)10186. 210121325321T6321TBG)(25. 45017. 0211LR(S)10575. 1501015. 32122/)(10504 . 021461L1LYX)(042. 21020000110135213222TR)(763.3110200001105 .102122TX(S)10256. 910110100200008 . 22(S)10636. 3101102225322T6322TB

10、G)(83.1456 . 61105105. 022LR)(94.5316 . 61105383. 022LXavavbavUUK220kV110kV10kV10kVGT-1T-2L-1L-2L10kV110kV6kV30MVA10.5kVXG*=0.431.5MVA121/10.5kVUk%=10.580km 0.4/km15MVA110/6.6kVUk%=10.56kV0.3kAXL%=53km 0.4/kmGT-1T-2L-1L-2L10kV110kV6kV30MVA10.5kVXG*=0.431.5MVA121/10.5kVUk%=10.580km 0.4/km15MVA110/6.6

11、kVUk%=10.56kV0.3kAXL%=53km 0.4/km)( 3 .3336 . 61104 . 03)(38.1606 . 61103 . 0361005)(7 .84151101005 .10)(324 . 080)(8 .485 .311211005 .10)(2 .1955 .10121305 .104 . 022L2L22T1L21T22GXXXXXX755.21101003.333324.111010038.1607.01101007.84264.0110100324.01101008.4861.11101002.19522L2L22T21L21T22GGXXXXXUSX

12、XBB(kV)6 . 61106 . 6110/(kV)110(kV)545. 91215 .10110/2B3BB2B1B1BkUUUUkUU755.26 .61004 .03325.16 .61003 .03610053100%7 .0110100151101005 .10100%264.01101004 .0804 .01101005 .311211005 .10100%61.1545.9100305 .104 .0223BB212L223BBLNLNLL2222BBN2T2N2Tk2T222BB111L2222BBN1T2N1Tk1T2221BBGN2GNGGUSlxXUSIUXXUS

13、SUUXUSlxXUSSUUXUSSUXX023. 33 . 610034 . 0455. 13 . 61003 . 03610053100%7 . 0151001005 .10100%242. 0115100804 . 0333. 05 .311001005 .10100%333. 1301004 . 022avB212L22avLNLNLLN2TB2k2T22avB111LN1TB1k1TGNBGGUSlxXUSIUXXSSUXUSlxXSSUXSSXXBnrDxreqm0157. 0lg1445. 011u+1e+1e+11N2N1u dd11tNe 1 dd111tiLe tNedd 22 i1 (