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施耐德公司的技术资料,关于短路电流计算,使用的方法有:2 i$ m; f2 G2 s k5 Q5 C
1.Calculation of Isc by the impedance method8 b5 S9 B" o k( } y2 i$ y& z& \
1 Introduction p. 4 % y# n" g) k% b. j' t1.1 The main types of short-circuits p. 5 9 P) M; Z8 ~* v( b1 A6 k; f1.2 Etablishing the short-circuit current p. 7 . w$ W3 k4 Y( ]& T; Y% _1.3 Standardised Isc calculations p. 10 2 h0 f2 h+ i* r1 n2 V9 ^( A1.4 Methods presented in this document p. 11, y. L' U* C+ A) k: H! H t1 V: P
1.5 Basic assumptions p. 11 6 R% ^' O* K. h: ]2 Calculation of Isc by the impedance method 2.1 Isc depending on the different types of short-circuit p. 120 w! y, v/ Z6 R7 x E2 j$ a
2.2 Determining the various short-circuit impedances p. 13 + ^( A- W( y. H# b3 V2.3 Relationships between impedances at the different 5 z% n4 P" G) @. Y0 C; ovoltage levels in an installation p. 187 k2 z! L5 I6 t6 {" W: J
2.4 Calculation example p. 197 ?3 D4 W3 c$ G; ~' A
3 Calculation of Isc values in a radial 3.1 Advantages of this method p. 235 E' F: B2 k" S1 s7 r4 e/ |
3.2 Symmetrical components p. 23 s/ h }3 g, p* ?3.3 Calculation as defined by IEC 60909 p. 24 9 C& V7 _7 N0 u' x# y' s7 ^+ j; k3.4 Equations for the various currents p. 26 : T: i( ~( J5 c% `( a3.5 Calculation example p. 27 - x0 L4 E3 d8 V/ M4 Computerised calculations and conclusion p. 31: S# T# ]8 _7 ^. f" Q. u6 m; [
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总共36页,贴近实际应用。-%-18926-%--%-18953-%--%-18986-%-