Amplitude s0
Ferr in N
c in N/M
m in kg
ω in s-1
Unit: m
Isolation D
V err in min -1
V e in min -1
Unit: db
Damping
mechanical dissipation factor d
Compressive strain σ for shock load
m in kg
g in 9.81 m/s2
b, l in mm
Unit: N/mm2
Natural frequency fe
general
c in N/mm
m in kg
Unit: Hz
From static spring deflection
SsubA in cm
Unit: Hz
Natural vibration frequency Ve
general
c in N/mm
m in kg
Unit: min-1
From static spring deflection
SsubA in cm
Unit: min-1
From the degree of isolation
V err in min -1
Unit: min-1
natural vibration frequency
for shock isolation with half-sine excitation
t0 in s
Unit: min-1
If v is known
g in 9,81 m/s2
v in m/s
Unit: min-1
With rectangular excitation
t0 in s
Unit: min-1
If v is known
g in 9,81 m/s2
v in m/s
Unit: min-1
Spring rate c
From natural vibration frequency Ve
V e in min -1
m in kg
Unit: N/m
Increase in spring deflection D s
S6 in mm
Unit: mm
Impedance Z∞
E in N/mm2
ρ in g/cm3
c in m/s
Unit: Pa x s/m
Impedance leap p
Degree of isolation η
err in min -1
V e in min-1
Creep K
D s in mm
s6 in mm
Reflected structure-borne sound intensity R
Net/residual acceleration aR
for shock isolation with half-sine excitation
V e in min -1
t0 in s
Unit: m/s2
If v is known
V e in min -1
v in m/s
g in 9,81 m/s2
Unit: m/s2
With rectangular excitation
V e in min -1
t0 in s
Unit: m/s²
If v is known
V e in min -1
v in m/s
g in 9,81 m/s2
Unit: m/s2
Transmitted force F u
Ferr in N
V err in min -1
V e in min -1
Unit: N