Table 7 The parameters table of the two MDOF systems based on NSID-1 and NSID2.

From: Parameter optimization of vibration control system for adjacent building structures based on negative stiffness inerter damper

Parameters

Story

\({m}_{i}\)(or b) (kg)

\({c}_{i}\)(or \({{\text{c}}}_{{\text{d}}}\)) (N∙s/m)

\({k}_{i}\)(or \({k}_{p}\)) (N/m)

\({k}_{ns}\)(N/m)

Left Building

1

\(4.0\times {10}^{5}\)

\(1.0\times {10}^{5}\)

\(6.127\times {10}^{8}\)

–

2

Right Building

1

\(3.5\times {10}^{5}\)

\(1.0\times {10}^{5}\)

\(3.404\times {10}^{8}\)

–

2

3

LB

NSID-1

1

\(2.0\times {10}^{4}\)

\(3.289\times {10}^{5}\)

\(2.553\times {10}^{7}\)

\(-1.334\times {10}^{7}\)

2

NSID-2

1

\(2.0\times {10}^{4}\)

\(2.026\times {10}^{5}\)

\(2.553\times {10}^{7}\)

\(-0.972\times {10}^{7}\)

2

RB

NSID-1

1

\(2.0\times {10}^{4}\)

\(2.457\times {10}^{5}\)

\(2.553\times {10}^{7}\)

\(-1.517\times {10}^{7}\)

2

NSID-2

1

\(2.0\times {10}^{4}\)

\(2.609\times {10}^{5}\)

\(2.553\times {10}^{7}\)

\(-1.071\times {10}^{7}\)

2

  1. In this table, LB and RB denote the optimizing left building structure and right building structure, respectively.