NVH Domain Capability Presentation Click the link below to view our new Corporate Video

https://youtu.be/ihoC34DUYv0

NV DYNAMICS 2021©01

NV Dynamics, founded in 2001, is the market leader inproviding consulting engineering services in the field ofacoustics and vibration. We are a vibrant, talented and funloving competent company that celebrates our successthrough continued growth. We are highly committed toteamwork and our members are cross-trained in our servicesectors so that we can support each other in achievingoptimum success.

Introduction

NV DYNAMICS 2021©02

Instrumentation & ResourcesSensors & Transducers

• Accelerometers – Tri-axial, High temp, Miniature, Seismic (ultra low frequency)• Laser Vibrometer for Non-Contact Vibration Measurements • Force Transducers, Impulse Hammer & Electrodynamic Shakers• Laser Tachometer [speed/phase measurements]• Hall Effect Sensor [Motor Current Signature Analysis]• Microphones and Sound Level Meters – Type-1/Class-1• Sound Intensity Probe

NV DYNAMICS 2021©03

Instrumentation & Resources

Multi-Channel (2/4/8/16/32) Data Acquisition Systems or analysers with various processing/analysis options

• Real Time Recording• FFT Analysis [Octave, Narrowband, Zoom FFT]• Envelope spectrum analysis• Rotating Machinery Analysis [Order Tracking, Waterfall, Colour Map]• Sound Quality & Jury Testing• Transfer Path Analysis [TPA/ASQ]• Acoustic Source Quantification• Modal Analysis & Modifications• Sound Intensity Measurements

and much more to cater almost every need of Customers in vibration,acoustics and related engineering dynamics domain.

Cont...

NV DYNAMICS 2021©

Instrumentation & Resources

Modelling Software – CAD (2D and 3D)

Analysis Software's – FEM (CAE) – ANSYS, NASTRAN

Acoustic and Vibration Modelling Tools (FEM and BEM)

Cada – X, Test Xpress, EDM data processing suite

Sound Plan & ODEAN

Custom made in-house solution packages

Cont...

04

NV DYNAMICS 2021©

The Team

The team has engineers with a good combination of electrical,mechanical and instrumentation discipline. We have working associationwith many premier institutions for sharing cross platform experience andusing the resources on case to case basis & long term projects.

05

NV DYNAMICS 2021©

Our Verticals

Engineering Services

Projects, Product Design, Evaluation & Validation

Training & Team Development

06

NV DYNAMICS 2021©

• Noise/Vibration Measurement, Analysis and Mitigation• Modal Testing & Analysis, Modal Design• CAD/CAE• In-situ Rotor Balancing• Noise/Vibration Isolation and Control• Building Acoustics• Sound Power testing as per ISO standards (Sound Pressure & Intensity based)• Sound Intensity Measurements, Noise Source Ranking & Source Localization• Sound Quality & Jury Testing• Transfer Path Analysis (TPA) and Acoustic Source Quantification (ASQ)• Acceptance Testing as per API, MIL, ISO standards• Environmental Noise Assessment• Whole Body Vibration and Hand Arm Vibration measurements as per ISO standards.• Vibration based Condition Monitoring for predictive maintenance• Motor Current Signature Analysis (MCSA)• Calibration services for Microphones, Accelerometer and FFT Analyzers

Engineering Services - Noise & Vibration

07

NV DYNAMICS 2021©

• Upfront Design inputs for Building acoustics

• Design of Sound Proof, Audiometric, Semi / Anechoic rooms

• Test & Simulation based assessment & validation of existing room acoustics

• Combined strength of TEST – SIMULATE – VALIDATE for a looped hybrid

solution approach of complex Noise Problems

• Design of acoustics within car and closed door small volume enclosures

• Design of Theatre and Home acoustics

Engineering Services – Acoustic Specialization

08

NV DYNAMICS 2021©

Product Design & DevelopmentDevelopment of Specialized Noise Qualification System capable of measuring verylow noise levels from electrical contactors amidst higher shop floor noise.

Development of Ultra-Portable, Low Cost, Application specific Noise & VibrationAnalyzer kit

09

NV DYNAMICS 2021©

Training & Team Development

• Customer/Industry Specific tailor made CORPORATE TRAINING programs

• Open Training sessions at NV DYNAMICS once in four months every calendar year.

• Collaborative seminars/workshops with Institutions like MSRSAS.

• No-Profit Visiting Lecture sessions at various Engineering colleges to create

awareness and expose the YOUNGER generation to the emerging Noise & Vibration

technology.

• Quarterly Newsletter, NVSAGE – Educative news bulletin being circulated to

more than 1000 professionals/academicians/students all around the globe.

10

NV DYNAMICS 2021©

News Letter

Educative free news bulletin being circulated to more than 3000professionals, academicians, students all around the globe.

To subscribe, send a email to sunitha@nvdynamics.com(only official mail IDs please)

NVSAGE

11

NV DYNAMICS 2021©

Few Case ReferencesExperimental Modal Analysis of 880/660MW Generator – GE Alstom - Ahmedabad

Vibration qualification for Metro Rail - CMRL

Whole Body Bump Testing on Car Frame – Mahindra Reva

Structural Behavior of 120m Wind turbine

12

NV DYNAMICS 2021©

Few Case ReferencesVibration Isolation to control vibration emission from an existing compressor to the newcompressor installation – LURGI Germany, Test Site: Petronas Penapisan Melaka Malaysia.

Noise Measurements, Analysis and Control on an Excavator Machine – L&T Bangalore.

Sound Power Testing for Lube Oil System as per ISO 3744 (sound pressure based) foracceptance testing – Southern Lubrication Bangalore.

Cont...

13

NV DYNAMICS 2021©

Few Case ReferencesFuel Injection Pump Noise Analysis for Source identification – Delphi Bangalore.

Operator Noise Measurements on off-road vehicles – VOLVO Construction EquipmentBangalore.

Whole Body Vibration and Harm Arm Vibration measurements of on-road and off-road vehicles– VOLVO Construction Equipment, Harita Seating Systems Hosur.

Cont...

14

NV DYNAMICS 2021©

Few Case References

Ground vibration measurements and vibration isolation for CMM Installation – Bills ForgeBangalore, LuK India Hosur, CIPLA Bangalore.

Motor Current Signature analysis of AC motors, Crompton Greaves Limited Mumbai.

Calibration of Microphones, Accelerometers & FFT Analyzers – Flowserve Coimbatore, CGLBangalore.

Cont...

15

NV DYNAMICS 2021©

Few of our esteemed clientele

Thank You