GOST R ISO 2041-2012 Mechanical vibration shock and condition monitoring Terms and definitions《机械振动 冲击和状态监测 术语和定义》.pdf

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1、 20412012, ISO 2041:2009Mechanical vibration, shock and condition monitoring Vocabulary(IDT) 1 - ( ) - , 42 183 , - 3 29 2012 . 1281-4 2041:2009 , . (ISO 2041:2009 Mechanical vibration, shock and conditionmonitoring Vocabulary). - 1.5 ( 3.5)5 1.02012 ( 8). ( 1 ) , -. () . , - - (gost.ru) , 2014 , -

2、- II 20412012 .11 .12 113 224 .245 266 31 34 35 38III 20412012, Mechanical vibration, shock and condition monitoring. Terms and definitions 20131201 , , 1 1.1 ( ): , . 1 -, . , . 2 , , . 3 :- . ;- . - , - .en displacement,relative displacement1.2 ( ): . en velocity, relativevelocity 1 . 2 , - . , .

3、3 , , . . 4 :- . ;- . , .1 20412012 1.3 ( ): . en acceleration, relativeacceleration 1 . 2 , - . , . 3 , , . - . 4 - , , . , . 5 :- . ;- . , - .1.4 gn: , 9,80665 (9,80665 /2).en standardacceleration due togravity gn 1 1913 . - . 2 (gn= 9,80665 /2= 980,665 /2) , . 3 gn. 4 . g.1.5 : , - .en force 1 -

4、. 2 . , 1 1 /2.1.6 : , , , .en restoring force1.7 : . en jerk1.8 : , , . . .en inertial referencesystem, inertialreference frame1.9 : , . en inertial force1.10 : ( ) - , , .en oscillation 1 . (2.1). 2 - .2 204120121.11 : , - .en environment . (1.12) (1.13).1.12 : , -, .en inducedenvironment1.13 : ,

5、- , -.en natural environment1.14 () (): , .en preconditioning1.15 : , -, -.en conditioning1.16 : ( ), .en excitation, stimulus1.17 (), (), (): , .en response (of asystem)1.18 : .en transmissibility - (, , , -).1.19 : , - .en overshoot 1 , , , -, ( ), - . 2 , -, , , .1.20 : , .en undershoot 1 , , , -

6、, ( ), - . 2 , -, , , .1.21 : , - .en system1.22 : , -.en linear system , - .1.23 : , , .en mechanical system1.24 : , . en foundation .3 204120121.25 : , - ( ).en seismic system 1 - . 2 - , - .1.26 : , .en equivalent system - :a) , , , - ;b) , ;c) ;d) .1.27 : -, .en degrees of freedom .1.28 : , , -

7、.en lumped parametersystem, discretesystem1.29 : , -.en single-degree-of-freedom system1.30 : , - .en multi-degree-of-freedom system1.31 : , , - .en continuous system - - , ( -).1.32 : , , , .en centre of gravity , - (. 1.33).1.33 : , - - .en centre of mass , - .1.34 : , - , .en principal axes ofinertia 1 - , , .4