Last Modified: Published: 2024年10月

Lesser-Known Terms Related to Vibration

Vibration isolation, Vibration elimination, Vibration control, Seismic Control, Earthquake resistance, Base isolation, Soundproofing, Sound absorption and Sound insulation.

There are various terms related to vibration. All of these terms describe measures taken to address moving or shaking objects.

Differences Between Vibrating and Trembling

The terms "Vibration" and "Trembling" are used to describe a "state of moving back and forth regularly." However, there are differences between the two:

Vibrating represents a state of smaller, rhythmic movements.

Trembling represents a state of more intense, irregular shaking.

Vibrating is associated with smaller movements, like holding something in your hand and moving it back and forth.

Trembling suggests larger, more forceful movements, such as the shaking caused by thunder. It’s often used for natural events involving significant motion such as earthquakes,

Mechanical Vibration

The type of vibration we deal with is primarily mechanical vibration, so we use terms like vibration isolation, vibration elimination and vibration control.
On the other hand, when using Tack Gel to secure equipment during earthquakes, we use terms related to measures against natural phenomena like earthquakes such as seismic control, earthquake resistance and base isolation.

Differences Between Vibration Isolation, Vibration Elimination and Vibration Control

Vibration refers to relatively small phenomena (vibrations), such as mechanical vibrations.
Vibration can be a troublesome issue when it occurs unexpectedly. For example, vibrations from equipment can affect nearby precision measuring instruments, causing their readings to become unstable. In such cases, various countermeasures may be considered.

Vibration Isolation

This refers to preventing vibrations.
When vibrations from a source (such as equipment emitting vibrations) travel through the floor and reach precision measuring instruments, countermeasures are considered. By placing a vibration isolation sheet (such as a NonBuren sheet) under the vibration source, the mechanical vibrations are interrupted. Vibration isolation is the term used when countermeasures are applied to the vibration source. In this situation, the equipment emitting vibrations does not stop vibrating; instead, the vibration isolation sheet absorbs the vibrations, cutting off their transmission. The vibration source continues to vibrate on top of the isolation material, but the vibrations are not transmitted to the floor. This condition is referred to as being "vibration isolated."

Vibration Elimination

This refers to removing vibrations. In this case, vibrations from the source travel through the floor and affect the precision measuring instruments. By placing a vibration isolation sheet, such as NonBuren, under the measuring instruments, vibrations coming from the floor are removed. This is referred to as applying a vibration elimination measure to the precision measuring instruments.
Both vibration isolation and vibration elimination aim to achieve the same goal, but they do so from different directions.

Vibration Control

This refers to a state where vibrations are actively controlled. Unlike vibration isolation and vibration elimination, which do not suppress the vibrations themselves but rather cut off their transmission, vibration control involves technology that directly suppresses the vibrations. It works by converting vibration energy into heat, effectively releasing it. One example of a vibration control structure is a rigid body joined with a soft material like gel. Vibration control sheets are based on this principle. When vibrations are applied to a structure that combines hard and soft materials, friction at the interface converts the vibration energy into heat, releasing it. Among our products, NonBuren Coat (AC-6) is a representative example of a vibration control coating.

Differences Between Seismic Control, Earthquake Resistance and Base Isolation

Trembling refers to the shaking caused by natural phenomena such as earthquakes. Our company offers the NonBuren Tack Gel Sheet, an adhesive sheet for preventing tipping during earthquakes, so we often encounter these terms related to earthquakes. The following are terms used for technologies that control the impact of earthquakes:

Seismic Control

This refers to technologies that control shaking caused by earthquakes by incorporating energy-absorbing mechanisms into the structure.

Earthquake Resistance

This term refers to making structures stronger and more durable, reducing the amount of shaking through robust construction techniques.

Base Isolation

This refers to a structure that is isolated from the ground to avoid shaking caused by earthquakes. It is designed to "escape" the effects of seismic motion through separation from the ground.

Thus, there are various terms to describe methods for earthquake countermeasures. While our product can offer some effect in absorbing earthquake energy (thanks to the gel's ability to dampen vibrations), its primary function is to adhere firmly to the floor with strong adhesive strength, providing earthquake resistance by withstanding strong forces in the direction of tipping. It is marketed as an anti-tipping adhesive gel sheet with seismic resistance.

Differences Between Soundproofing, Sound Abrorption and Sound Insulation

Our products mainly focus on handling vibrations that travel through solid materials. Some customers facing vibration issues also want to handle the phenomenon where solid-borne vibrations cause the air to vibrate, turning into "sound" that travels through the air. While both are vibration-related issues, noise caused by air transmission can be quite troublesome. Often, the problem can be resolved by tackling the vibration source directly, and in many cases, our NonBuren products can provide a solution. However, it’s essential to understand the differences between soundproofing, sound absorption, and sound insulation.

Soundproofing

This refers to preventing sound. It involves using sound absorption or sound insulation techniques to block sound.

Sound Absorption

This is the phenomenon of absorbing sound. It refers to the technique of absorbing sound to reduce its intensity and make it quieter.

Sound Insulation

This is the phenomenon of blocking sound. It involves confining the sound or reflecting it back, preventing it from passing through.

The most effective soundproofing measures involve using efficient sound-absorbing materials. Sound insulation materials, on the other hand, work by reflecting and blocking sound, but they do not reduce the sound's volume.
Currently, our products do not offer "sound absorption." Instead, they focus on eliminating the source of vibrations. Please use NonBuren for applications where solid-borne vibrations need to be handled.

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