煤矿高压电网越级跳闸问题及处理措施研究.pdf

“ABC DEFGHDIC012 JK’LU VWXIYZ[FGHD/ “ “7A BCDE-FGE’HI2 FJK/ LM5N’OP0“/0’QR3S5 TUVS5W2 XY’ZN[ \]];_‘a7bc8’dc2 ef’ghijklmnEo6p qrs;tufvw’xyz{|}Wv w’’ jk--y-]‘ 12 o 0Bwfl ’2 “ 3pT’“;˙ tufˇ’w2 qgˇ’Q R345qz ’;3-{|3 “’2 jnb,- P0 UO2Bf/’ P0QRi9;’/0U7eP 0U’AZrB;˝ZCD’p2 ;ZEF ’GNHZ/’NI LP0 ;45JK’/0U78tOf0 . L’pJKMD N5’ “2 OJK‹O’0“/0’QRPQS 5’/0URO’p3O N 3ST’NUV’S5 2 2nW5;X ˇ‹O3S5 Y’1Z {|E [\“H6;XJKfO2 PQ J]’_7‘ab”Ub6c;X ;˝d8,Wn,/’e52 ”.3013fJK’6;X’”.2 JKUghBi’hjk‡yW’ ”.lUghOt’imP45i lm’n‡E y8o8’pqO2 o ’rs‘tuf6;XtuE’v ;X”.Owx’QROgˇ/0’QR,/ ;X’H†Jf6;X ;˝VS5W “2 tyz’{| ’q}Of’k N*Z N”.3†J, v 2Bf‰’ˇ‹iH HV90O’ ’qSNJKL’tL ’ }tuf{|zL’ 2foN5UN”.q “A BCDEFGHAIJKLMNOPQ JRSTUVTU9W245XY45Z[S AIJ\]_‘a]Cbcde]f gh icd* , ZC . /aTU N0123V zLD4,˜ CL5D62a2R789T ;C”]bQ* [R _BADB›CDghEFVG HIJCKU˘L2– sN;M˛ACD }VGN‚O “z0kUP/[sNQ QRSGTUTU “˜R _ gDF_ uvq7“GC } h/a r*M*P/q u v _ƒ uC D u *45 u ⁄uƒ_B u “ƒF uv- ‹›fi fl 45 u –}45 †‡ † ˘L245 ‚u „”‰_uv u auv45 u