KS B IEC 60994-2006 Guide for field measurement of vibrations and pulsations in hydraulic machines(turbines storage pumps and pump-turbines)《水力机械(水轮机、蓄能泵和水泵水轮机)振动与脉动现场测量指南》.pdf

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KS B IEC 60994-2006 Guide for field measurement of vibrations and pulsations in hydraulic machines(turbines storage pumps and pump-turbines)《水力机械(水轮机、蓄能泵和水泵水轮机)振动与脉动现场测量指南》.pdf_第1页
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1、 KSKSKSKS KS B IEC 60994SKSKSKS KSKSKS SKSKS KSKS SKS KS (, ) KS B IEC 60994: 2006 2006 5 10 B IEC 60994:2006 ( ) ( ) ( ) ( ) : :2006 5 10 20060195 : : ( ) ( 02 5097271 3) . 7 5 , . ICS 17.160 KS B IEC 60994:2006 (, ) Guide for field measurement of vibrations and pulsations in hydraulic machines(tur

2、bines, storage pumps and pump-turbines) 1991 IEC 60994 Guide for field measurement of vibrations and pulsations in hydraulic machines(turbines, storage pumps and pump-turbines) . 1. , . . . 1 ( ) , (1) , . ( , ) , . 2. . . KS B ISO 2041 KS B ISO 534722 22: KS B ISO 7919 5 5: KS B ISO 8042 3. KS B IS

3、O 2041 . 3.1 , , . B IEC 60994:2006 (2) 3.1.1 u(t) m 3.1.1.1 v(t) m/s 3.1.1.2 2w(t) m/s3.1.1.3 d(t) 2( : ) ( d = 0) m 3.1.1.4 )(tp t Pa 3.1.1.5 )(t t m/m 3.1.1.6 )(t3.1.1.7 t N/m2 )(tM t Nm 3.1.1.8 )(tn t rev/s 3.1.1.9 )(tP t W 3.1.1.10 )(GV tM t Nm 3.1.1.11 )(tR t N 3.1.1.12 )(tT t N 3.1.1.13 (3) 3

4、.1.2 , 3.1.2.1 ( ) / 3.1.2.2 X(t) , X = f(t) = f(tnT) . n , T , t . 2 ( ) 3.2.2 3) “ ” “ ” . (X(pX)( ) (3.2.3.1 ) . 2 B IEC 60994:2006 T s (3.2.2.2 ) 3.1.2.3 . f Hz 3.1.2.4 ( ) ( ) 3.1.2.5 ( ) 2 rad/s 3.1.2.6 , 3.1.2.7 X = Asin(t ) X (t): A: :( 3.2.2.6) t: : / 3.1.2.8 , ( ) mT ( T ) m2. rad 3.1.2.9

5、X(t) A X (X .)3.1.2.10 X . 2 . 2 A. X 3.1.2.11 pp / / / 3.1.2.12 . . 3.1.2.13 / / 3.1.2.14 3.1.3 Xa) . X , 3.1.3.1 . NXXNn=1n Xn:n N: b) t1 t2 X(t) . 1221d)(ttttXXtt= 3 B IEC 60994:2006 effX ( ) X 3.1.3.2 a) X 1, X2, . X n NXXXNn=12neff)( n:n . N: X : ( 3.2.3.1 )(1) b) X(t) t t1 t2 . 122eff21d)(tttX

6、tXXtt=X a) . . X 3.1.3.3 rms n:n N: NXNn=12n Xrms b) t 1 t2 X(t) . t1 t2 X(t) . 12221d)(ttttXttXrms 0 . X effXrms (3.2.3.2 ) , X2rms 2effX (3.2.3.4 ) . A .2/A 2effX2 X 3.1.3.4 0 ( , 3.2.3.5 2 ). 2 2X ( ) ( ) . X 3.1.3.5 rms 1. . X2. 0 (3.2.3.4 ) . 2effXX 0 X23. rms= 2X+ . 4 B IEC 60994: 2006 3.1.4 z

7、 3.1.4.1 0 ( ) z ( ) 3.1.4.2 2 v P ( 1 )m/s 3.1.4.3 w ( , ) m ( 2 ) 3.1.4.4 f3.1.4.5 ( , ) L, f Hz U f / / . 3 dB . Hz 3.1.4.6 Lr f Ur 2G( f ) X 0 , , f . s,3.1.4.7 X X . . ( ) % 3.1.4.8 1002121ffff f1, f2: 3 dB f ( D.1 ) 3 dB Hz 3.1.4.9 c 3.1.4.10 ( D ) V m3 c 3.1.4.11 ( D ) A m2 c L m c a ( 3.2.4.

8、11 ) m/s 3.1.4.12 cv m/s 3.1.4.13 s t s 3.1.4.14 rf Hz 3.1.4.15 iN 3.1.4.16 rv m/s 3.1.4.17 r . 5 B IEC 60994: 2006 1 a) b) c) d) e) 2 3.2 “ , ” . . . 3.2.1 . : , , , , (Deriaz), , , , ( ), S : (1 , ), , : (1 , , ), , ( , , ) , , , , 6 B IEC 60994: 2006 3.2.2 ( 3 .). 3.2.2.1 . 3 (a) 3 (b) 3(c) 3 (d)

9、 3.2.2.2 . 2 3 (e) 3 g) 3 4 3 (f) 3.2.3 . 3 (h) 3 (i) 3 k) S . . 3 a) 3 b) 3 c) 3 d) 3 e) 2 3 f) 4 3 g) 2 3 h) 3 i) 3 k) S / / ( / ) / 7 B IEC 60994: 2006 a) 3 ( ) 3 ( 3 .) 8 B IEC 60994: 2006 b) , ( ) 3 ( ) ( 3 .) 9 B IEC 60994: 2006 c) , 2 ( ) 3 ( ) ( 3 .) 10 B IEC 60994: 2006 d) , 3 ( ) e) 2 ( )

10、3 ( ) ( 3 .) 11 B IEC 60994: 2006 f) 4 ( ) g) 2 , 1 3 ( ) ( 3 .) 12 B IEC 60994: 2006 h) i) 3 ( ) ( 3 .) 13 B IEC 60994: 2006 ( 3 .) 3 () k)S 14 B IEC 60994: 2006 4. . . . . 5. 5.1 , , , . 5.1.1 . a) , , b) , / c) ( , , , ) 4d) / , ( ) , (4) . . . . , ( / ) ( ) , (2 ) . 5.1.2 , NPSE( ) . . 5.1.3 , .

11、 . 5.1.4 ( , ) , . , , . 5.2 ( , ) , . . ( ) , (: 6 ) . . . 6. 6.1 6.1.1 ( , 15 B IEC 60994: 2006 , , , ) . . 3 % . 6.1.1.1 . . IEC . 6.1.1.2 ( ) 1 % . ( ) . 6.1.1.3 . IEC NPSE / . 6.1.1.4 ( ) ( ) 1 % . 6.1.1.5 , . . 1 % . 6.1.1.6 , , 0.5 % ( ). 6.1.1.7 (: , ) . 6.1.2 (: , , , , ) . , / (: , , , , )

12、 . . 6.1.2.1 . 6.1.2.2 ( ) . 1 % ( ). 6.1.2.3 NPSE (5). (5) . . . 6.1.2.4 ( ) . 6.1.2.5 16 B IEC 60994: 2006 . 6.1.2.6 , . 6.2 , ( ). ( , ), . ( ) ( ) . 7.1.1 . “ ” , (u d) . “ ” (v) , “ ” (w) . 2 . . . , . 6 ( ) . 6) KS B ISO 5347 22, KS B ISO 8042 . (6.2.1 . a) b) c) d) ( ) e) f) ( ) g) . . 90 2 . 2 , . , 6.2.2 . , 2 90 (7) . . (KS B ISO 7919 ). 7) 2 3.2.1.4 d(t) . (17 B IEC 60994: 2006 . (“ ” ) . ( .). ,

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