spring constant


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spring constant

Of an elastic spring, the ratio of the force applied on the spring to the resulting displacement.
References in periodicals archive ?
The effects of varying the spring initial compressions are similar to those resulting from the spring constants, as shown in Fig.
NMPC Proposed System with Stiction and Degradation in the Spring Constant 10% ([F.sub.s] = 1707.7 N, [F.sub.c] = 1423 N, [F.sub.v] = 612.9 N).
In the added mass technique, the spring constant of a cantilever can be determined based on shift in resonance frequency due to added mass and is dependent on the effective mass and resonant frequency before and after adding the mass [9].
Figure 16 shows the calculated natural frequencies and mode shapes in the first lateral bending modes without water (liquid filling ratio of 0%), when different spring constants of the CBUSH element are considered and 24 flange joints are used per flange.
where c is the damping constant of the dashpot elements and k is the spring constant. [F.sub.f], [U.sub.f], [[??].sub.f] are force, displacement, and velocity, respectively, corresponding to free-field motion.
Parameter Value Proof mass m [mg] 20 Damping coefficient b [Ns/m] 2.4 x [10.sup.-3] Spring constant k [N/m] 100 AFE gain [k.sub.0] [V/m] 4.55 x [10.sup.7] Comparator gain [k.sub.1] 1 Feedback gain [k.sub.2] [m/[s.sup.2]] 49.05 Table 2: The optimized parameters by PSO algorithm.
The equivalent translational and rotational spring constants of the flexible strip-type pad as an edge support are approximately determined by the mechanics of materials approach [37].
It also details the analysis results of the overall spring constant and damping coefficient of the suspension, as well as the vehicle vibration characteristics.
It has been revealed that the ILMs are generated when the relative displacement of the mass next to the driving end exceeds the threshold one at which the spring constant changes.
This is because the mass of the particles and the spring constants are different for different materials.
The natural resonance frequency was determined from the thermal spectrum and the spring constant of the SWNT tipped cantilever was calculated using the equipartition theorem [38].
[k.sub.E] stands for elastic spring constant and [k.sub.P] is used for the plastic deformation in the spring.