Материалы демпфирующие. Графическое представление комплексных модулей упругости

INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)

ISO 10112:1991
Damping materials — Graphical presentation of the complex modulus(IDT)

1 2 3 KZ KG MD RU TJ TM U A 4 5 6 1 2 3 4 5

Damping materials.
Graphical presentation of the complex moduli
1 2 r| G — G — G M — G R — G ; — t — f — t R — f R — 3

4 - - -
R = 8,314 d(ga T )ldT 0,22 - 0,20- 0,18—
0,16— 0,14— 0,12—
0, Io -

d(lga r )/dT
5 5.1 = (3)
7— 5.1.1

5.1.2

5.2 T z = A(V) = 290; S AZ = A(4) = 0,069
T

* *** I ****** ****** ^AL ***** T

* C B = 1/7 L —1/7 Z C “ ^AL ^AZ D A = (MT H —VT Z ) 2 d b ~ VT H -VT Z

D
— Q Q
G
4KWMKL e — I — Qi X _ Q/O — P
— O//I X — A OC ■?y- — “ U 5 OO
P e = B(5) = 0,01
P R = B(6) = 0,005 a F = B(7) = 0,52 a B = B(8) = 0,58 "

P(p R ) z(t) = Q(p R ) rt), ( 7(f) — P(p R ) p R = d/dt R . ( dt R = dtla T (T), ( G (/ < G=G(a>, G = G (/ g> r ) = G [/

G = * = = G ' +jG " = G r (1 +/r| G ),
G r = G ' — G/ = G " = G r r| G — [11 Standard method for measuring vibration-damping properties of materials, American Society for Testing and Materials, ASTM E 756—83, 1983
[2] Ferry, J.D. Viscoelastic properties of polymers, 3rd ed, Wiley, 1980
[3] Jones, D.I.G. A reduced temperature nomogram for characterization of damping material behavior, Shock and Vibration Bulletin, 1978, Vol. 48, No 2, pp. 13—22
[4] Jones, D.I.G. and Rao, D.K. A new method for representing damping material properties, ASME Vibration Conference, Boston, MA, Sept. 1987
[5] Rogers, L. Operators and fractional derivatives for viscoelastic constitutive equations, J. Rheology, 1983, Vol. 27, No
4, pp. 351—372
[6]

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