Posts Tagged with Building & Structure

Vibration Control of Piping Systems Published in Gas Compression Magazine

DEICON was featured in the December 2025 issue of Gas Compression Magazine with a technical article focused on vibration control in industrial piping systems. The article addresses how operational forces such as flow turbulence, compressor‑induced excitation, and two‑phase flow can trigger resonance in piping, leading to fatigue, reliability issues, unplanned downtime, and potential safety concerns […]

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Cycling Studio Floor Vibration Control Using Tuned Mass Dampers

In an indoor cycling studio where up to 40 riders pedal rhythmically at about 60 rpm, staff noticed excessive vibration—particularly near the reception desk, located at the mid‑span of one of the long‑span bays. Numerical modeling and on‑site measurements revealed that the floor’s first natural frequency of 4.3 Hz aligned closely with the harmonic forces […]

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Vibration Control of a Balcony in a Music Venue/Theater

In a new 2,150‑capacity, state‑of‑the‑art music and event venue, engineers sought an effective solution to mitigate rhythmic, audience‑induced vibrations in a 3‑sided, 270‑degree wrap‑around balcony. Because dynamic loads from concertgoers can cause noticeable vibration—particularly near mid‑span and edge regions—this project required a damping approach that preserved both comfort and architectural openness. To meet this challenge, […]

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Transformer Noise (Hum) Reduction by Air Isolation

DEICON implemented an air‑isolation vibration control system to dramatically reduce transformer hum in a 3300 KVA transformer installed on the penthouse level of a 16‑story corporate office building. The transformer’s tonal noise—primarily caused by magnetostriction of the core laminates, producing strong vibrations at 120 Hz and its harmonics—was transmitting through the floor into executive office spaces below. […]

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Monumental Staircase Vibration Abatement Using Tuned Mass Dampers

DEICON recently mitigated pedestrian‑induced vibration issues in a monumental staircase at a healthcare educational facility by installing three tuned mass dampers (TMDs) calibrated to the staircase’s first bending mode. Before installation, DEICON performed vibration measurements to confirm the natural frequency and inherent damping. After tuning and commissioning the TMDs, damping in the target mode increased […]

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Monumental Staircase Vibration Abatement Using Tuned Mass Dampers-5

To effectively address the vibration issues of a monumental staircase in a healthcare educational facility,  DEICON supplied and three tuned mass dampers (TMDs) and have them integrated into the structure. The TMDs were designed and calibrated to target the first bending mode of vibration of the staircase, thereby significantly enhancing its stability and ensuring a […]

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Hydraulic Cylinders Configured as Viscous Damping Devices

Connecting the two sides of the piston in a double-acting, double-rod cylinder through an external adjustable flow control needle valve, transforms the cylinder into a fluid viscous damping device (VDD). Vibrational motion prompts the fluid to transfer from one piston side to the other via the flow control valve, dissipating vibration energy due to the […]

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