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Noise Issues

We Meet the Following Demands

Are you experiencing any of the following vibration issues?

  • Vibration complaints with no clear solution
  • High vibration level at the factory site boundaries from unidentified equipment
  • Severe vibration of factory equipment is disturbing the work environment
  • Severe vibration of factory equipment is adversely affecting nearby equipment
  • Test equipment vibrates severely, making desired testing impossible
  • Rotating shaft vibrates severely, making it impossible to increase rotational speed to the desired level
  • Severe vibration of a product with no obvious solution
Table 1: Example machines which can cause severe vibration
Metal working machinery: press machines, shearing machine, forging machines
Fluid machinery: compressors, ventilators, pumps, centrifuges, steam turbines
Civil engineering machinery: crushing machines, grinding machines, sieves and classifiers for soil and stone or minerals


Figure 1: Impact of factory vibrations on the local environment

INC Strengths

  • INC well understands the structure and workings of equipment, machinery and tools the vibration attenuation measures are targeting
  • INC can clarify the reason for the vibration with measuring and analytical methods, such as vibration measurement, test mode analysis, and finite element simulation
  • INC can integrate vibration attenuation measures into equipment fabrication or installation
  • INC adopts the latest vibration damping and anti-vibration technology

Flow of Vibration Consulting Process

With its rich knowledge and experiences working with equipment and machinery, INC proposes well thought out, optimal measures for many different issues, both in terms of performance and cost. INC also handles special test equipment not available on the general market thanks to our experience in aerospace operations.


Profile of INC Technologies

Finite element method (FEM)

FEM is a method of analyzing various objectives like vibration, acoustics, fluids and heat by computer modelling actual structures. INC utilizes this technique in various fields to determine a problem or phenomena, as well as in mechanical and acoustic design.

(a)X軸方向の振動(60Hz)
Figure 2: Example FEM application

Experimental mode analysis

The specific frequency of equipment which makes vibration likely and its direction, or specific vibration mode, can be ascertained through experimental mode analysis of data on vibration characteristics of the actual equipment, obtained through vibration testing with an impulse hammer or vibration exciter. This method reveals the part prone to vibration at the specific frequency so that a course toward treating the vibration can be set.

(a)X軸方向の振動(60Hz)
(a) Vibration in X-axis (60Hz)
(b)Y軸方向の振動(80Hz)
(b) Vibration in Y-axis (80Hz)

Figure 3: Example of experiment mode analysis


Contact Us

For an estimate or to order your own vibration attenuation, please contact us:

INC Engineering
Sales Division, First Sales Dept.: +81-(0)3-3360-3223
Technology Division, Environmental Technology Dept.: +81-(0)3-3360-3227



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