Our Projects
ISVPL has delivered high-precision Noise, Vibration and Seismic engineering to metros, buildings, industries, data centers, hospitals, rail systems and critical national infrastructure.
Metro Tunnel Vibration Monitoring & Mitigation
Metro & Rail
Problem: Excessive low-frequency ground vibration affecting nearby buildings and sensitive equipment.
Solution: Multi-point vibration measurement, modal analysis, and installation of tuned steel spring vibration control modules.
Result: Achieved up to 42 VdB reduction across the 0–250 Hz global band.
- • Peak vibration reduced by 68%
- • Significant attenuation of rail-induced ground waves
- • Improved comfort and structural safety
High-Rise Building Vibration Audit
Buildings
Problem: Occupant discomfort and equipment malfunction caused by ground-borne vibrations.
Solution: Structural vibration mapping, FFT analysis, and integration recommendation for 7.5 Hz mass-spring system.
Result: Recorded improvement in structural damping and reduced perceptible vibration.
- • 14–20 dB reduction at dominant frequencies
- • Stabilized building resonant modes
- • Support for retrofitting strategy
Industrial Noise Mapping & Modeling
Industry
Problem: High noise levels exceeding CPCB limits at multiple locations inside facility.
Solution: Comprehensive noise mapping, barrier optimization, and acoustic design.
Result: Achieved compliant SPL levels and improved worker environment quality.
- • Noise reduced by 12–18 dB(A)
- • Optimized barrier geometry
- • Compliance with regulatory norms
Rail Structure-Borne Vibration Control
Rail Infrastructure
Problem: Vibration transmission affecting nearby residential and commercial structures.
Solution: Measurement survey, finite-element modeling, and installation of 5 Hz mass-spring rail base modules.
Result: Significant reduction in structure-borne noise and ground vibration.
- • Up to 35 VdB reduction
- • Lowered re-radiated noise
- • Extended structural lifespan
Hospital MRI & Diagnostic Lab Vibration Isolation
Healthcare
Problem: High-sensitivity MRI and diagnostic machines affected by micro-vibrations.
Solution: Precision vibration measurement and design of floating floor isolation.
Result: Restored imaging clarity and reduced operational errors.
- • Vibration levels reduced below 25 µm/s
- • Perfectly stable platform for imaging
- • Compliance with OEM vibration limits
Automotive Pass-By NVH Analysis
Automotive
Problem: Vehicle failing pass-by NVH regulatory thresholds.
Solution: Complete pass-by noise/vibration measurement and remedial NVH tuning.
Result: Vehicle passed certification tests with improved comfort rating.
- • Noise reduction of 4–7 dB(A)
- • Improved acceleration NVH
- • Better driver comfort index
Data Center Vibration Audit
Data Centers
Problem: Server racks sensitive to structural vibration causing performance issues.
Solution: Floor vibration scanning and recommendation of 3 Hz isolation modules.
Result: Stabilized equipment environment and improved uptime.
- • Reduced RMS vibration by 58%
- • Lower thermal/acoustic stress
- • Better rack stability
Power Plant Turbo-Generator Vibration Study
Power Plants
Problem: High vibration levels causing wear and reduced efficiency of rotating machinery.
Solution: Multi-channel vibration analysis and technical mitigation plan.
Result: Improved reliability and reduced vibration-induced failures.
- • 15–22% drop in vibration velocity
- • Better long-term machine health
- • Lower maintenance cost