Dnv Industrial Systems Private Limited

Acoustic Louvers are a scintific way of sound control under the  passing air conditions. the acoustic louvers are designed in such a way to allow the air from one side to other side without leakage of sound. The design of louvers also control the rain protection and quantity of air at the defined speed of air ( Forced/ Natural air flow ) acoustic louver are made in MS/SS/GI covering sheet cladded with insulation material and perforated GI sheet .

Technical Scope

• Some uses
• Factories
• Godown
• DG Rooms
• AHU rooms
• Kitchens
• Polyster Yarn factory
• Blower rooms

Techanical Details

•     Modular Design / Maintenance Friendly
•     Sound effectiveness -30 to 40db(A).
•     Material SS/GI/MS POWDER COATED.
•     CNC Machine Based in-house Production.

 

 

We have classic collection of stainless steel /GI/MS doors. These products are made to add beauty to the place and improve the asthetic look. These doors are made of best quality material. These doors have high durability and give a new look for many years.
Acoustic Wooden Doors: We are expert in designing and manufacturing acoustic wooden doors which give high equally soundproof performance and good looking that enhances the beauty of the place whereever installed. These wooden acoustic doors are suitable for all types of interior applications/

Technical Scope

Some of the applications are:

• residential houses;
• office buildings;
• schools and pre-school establishments;
• movie theatres and other entertainment venues;
• hospitals and sanatorium.

 

Techanical Details

 

• GI/MS/SS door avaiable
• Production on CNC machines
• Inhouse Powder coating facilities
• Single races and double races available
• SS hardware optional
• High density craft paper inside
• Heavy duty bolting systems
• Grace full handles
• Best Quality Door closure.

 

Counted among the topmost companies, we offer Acoustic Enclosure For Heavy Machine of excellent quality. The offered enclosure is used in mechanical, electrical and other industries, control rooms, etc to keep the heavy machines. In adherence to the set industry norms, the provided enclosure is manufactured using the pioneered techniques and best grade raw material. Furthermore, this enclosure is checked against different quality parameters by our quality auditors to ensure its quality.

Product Description:

We are a renowned name in the designing, fabrication and manufacturing of Industrial Machines Acoustic Cabin in the country. Owing to the quality of these rooms, they have been awarded the ISO-9001:2008& 14001 certification. As a result, our clients rely on us for their requirements involving mechanical or electrical equipment enclosures, control rooms, Heavy Machine Enclosure, quiet havens, computer rooms, and washrooms. These control cabins are extremely durable and can withstand in even the harshest environment of power plants, steel mills, paper mills and refineries.

Technical Scope

Some of the applications are:

• Heavy Machine Acoustic Enclosure.
• Ball Mill Acoustic Enclosure
• Acoustic Enclosure for Blowers
• Steel plant, Cold Saw Cut Machine
• Forging Plant Enclosure
• Fin Forming Machine Enclosure
• Acoustic Enclosure Swaging Machine

Technical Details:

• Sound Reduction Index High
• Sound Absorption Coefficients NRC value .94 and more
• Sound Level 75 db (A) at a Meter Distance OR 25 db (A) Reduction.
• Monitoring/ Inspection Glass Window.
• CNC Machine Based in-house Production.
• Proper Ventilation and Luminous.
• Modular construction and easy in Relocation.
• Powder coating in choice colour and Structure.

NVH test bench / engine test bench

While climbing on the success ladder, it has become important for us to deliver precisely tested and high grade assortment of NVH Test Bench. The offered bench is manufactured using the optimum grade raw material and sophisticated techniques at our well-maintained production unit. This bench is used at various places to provide sound absorption. With the help of this bench, noise levels can be reduced by as much as 20-50 dB(A).

Product Description:

The principal purpose of an acoustic bench is to provide sound absorption within the space where it is deployed. This makes them an ideal solution for a wide variety of applications within the room. like fixed sound absorbers, Room can provide variable acoustics that will satisfy the requirements of differing frequency sound. Noise levels can be typically reduced by as much as 20-50 dB(A) with a properly designed enclosure. The DNV ,s NVH test bench offen use to detect the sound level of vehical / parts . the sound pressure inside the NVH room shoud be atleast 7-10 db(A) less than the equipment under test.

Technical Scope

Some applications:
 

• Engine Manufacturer.
• Sub assly Manufacturer.
• Automobile Manufacturer.
• Electrical Motor Manufacturer.
• Electronic Drive Manufacturer.
• Vehicle Manufacturer

Technical Details:

• Sound Reduction Index.
• Sound Absorption Coefficients as per the requirement upto .96.
• Sound Level 75 db (A) at a Meter Distance OR 25 db (A) Reduction.
• Monitoring / Inspection Glass Window.
• CNC Machine Based in-house Production.

Proper Ventilation and Luminous.

Noise Partition ( Poly Carbonate/ steel base )

The principal purpose of an acoustic barrier/partition is to provide sound absorption within the space where it is deployed. This makes them an ideal solution for a wide variety of applications within the performing arts. like fixed sound absorbers,  can provide variable acoustics that will satisfy the requirements of differing music or performance genres sharing a common multi-purpose venue. Noise levels can be typically reduced by as much as -20db(A) with a properly designed  enclosure Often used in performing arts spaces they not only provide a variable acoustic environment for different applications but control excessive reverberation in halls with very reflective surfaces.

Technical Scope

Some of the applications are:

• Dance Studios
• School Halls
• Village Halls
• Meeting Rooms
• Residential houses
• Office buildings
• Schools and pre-school establishments;
• Movie theatres and other entertainment venues;
• Hospitals and sanatoria

 

Techanical Details

• Sound Reduction Index
• Sound Absorption Coefficients
• Sound Level 75 db (A) at a Meter Distance OR 25 db (A) Reduction.
• Monitoring Glass Window.
• CNC Machine Based in-house Production
• Proper Ventilation and Luminous

 

We are engaged in offering an extensive range of Noise Testing Booth / NRC Test Booth. Offered with suitable conveyor system for material entry and exit, our range is used for sound power testing and measuring sound intensity. While designing our Noise Testing Booth / NRC Test Booth, it is very necessary to keep in mind all noise control measures at the stage of design. One of the prime functions of these Noise Testing Booths/NRC Test Booths is to control the ambient noise and enhance the accuracy of intensity measurement by reducing sound reflections. These products are widely used in automotive industry, air conditioner manufacturing units, refrigeration units, fan, motors & compressors manufacturing units and speaker testing.

Technical Scope

 Some of the applications are:
 
 

•   Auto parts Manufacturer
•   Automoble  Manufacturer CO.
•   Electrical Motor Manufacturer Co
•   Blower Manufacture Co.
•  Vehical manufacturer

 

Techanical Details

 

• Sound Reduction Index
• Sound Absorption Coefficients
• Sound Level inside is 25-40db(A).
• Monitoring Glass Window
• CNC Machine Based in-house Production
• Proper Ventilation and Luminous
• Powder coated

 

DNV Acoustical Windows provide a flexible and effective solution to noise reduction for both internal and external applications. Acoustic windows are used to separate noisy equipment , tools and other shop floor noise.. Enjoy the benefits of noise isolation and noise change with a standard or customized acoustic windows. DNV has offered custom acoustic windows for our equipment maker/customers for many years. These windows are precisely engineered and uniquely suited to the specific tool/area being isolated. For some applications, a custom acoustic window may be necessary. This may demand a significant level of design and engineering. DNV can work with you to configure such a system tailored to any unique requirement. Our acoustic windows have been designed and fabricated with tech-rich features, exhibiting the latest technology and trends, on CNC machines.

Technical Scope

• Acoustical Windows for factory offices.
• Factory enclosures.
• TV studios.Audiometric rooms.
• Test cell.Translation booths.
• Music practice rooms.
• Hotels, Residential buildings,hospitals and offices.
• Industrial Applications : Glass/Cement/Power Plant/Heavy Industries etc.

 

Techanical Details

• Modular Design / Maintenance Friendly
• Sound Level 75 db (A) at a Meter Distance OR 25 db (A) Reduction.
• Monitoring Glass Window
• CNC Machine Based in-house Production
• STC rating 30-60 db for windows
• Frame from al/wood
• Double galss gap filled with argon gas.

 

 

The Acoustic Ceiling of industrial sound proofing is done with the rockwoolinsulation material of high nrc value . the frame of steel pipe is created in roof to hold the rockwool weight. the structure of pipes is supported to existing structure and side wall. the perforated sheet having 40% perforation is fixed to  pipe structure with rivet. the rockwool is layyer from top along with the tissue paper to avoid droped.

Technical Scope
 

•     office buildings.
•     industrial room
•     dg froom
•     chiller room
•     compressor room
•     blower room etc.

 

Techanical Details

•     Modular Design / Maintenance Friendly
•     Argon gas filled in gap of two layer (thickness of glass depend upon the use ) of toughed glass.
•     insulated glass with high level of sound reduction (STC value )
•     Sound Level Reduction upto 60db(A) STC .
•     Monitoring Glass Window
•     CNC Machine Based in-house Production
•     Easy in handling, good in finish
•     Indoor and out door design available
•     Heat resistivity available upto 1000 degree C

 

Acoustic treatment of dg/blower/compressor rooms

You can avail from us different types of  Acoustic Traetment having extensive features. Complying with the latest technologies, these enclosures are suitable for modern DG room, Compressor rooms, Gas and Steamgenerators. Our team of experienced engineers can offer unique solution of our customers requirement. We have designed our range using high quality raw material that is procured only from reliable vendors.

 Features:

•     CNC machine based production
•     Modular design / maintenance friendly
•     Sound level 75 db (A) at a meter distance
•     Monitoring Glass Window / Powder Coate
•     proper air ventilation systems
•     Proper Acoustic door for use.

 

Technical Scope

 Some of the applications are:

 

• DG Room
• Compressor Room
• Centrifugal Blower Room
• AHU Room
• Turbine Room
• Noise Makimg machine room

 

Techanical Details

• Sound Reduction Index.
• Sound Absorption Coefficients upto .96 and shielding upto 25-50 db(A).
• Sound Level 75 db (A) at a Meter Distance .
• Monitoring/ Inspection  Glass Window.
• CNC Machine Based in-house Production.
• Proper Ventilation and Luminous

 

 

Acoustic Enclosures for DG Set

Our clients can avail from us different types ofl Acoustic Enclosures having extensive features. Complying with the latest technologies, these enclosures are suitable for modern DG sets. We have designed our range using high quality raw material that is procured only from reliable vendors.

Features:

• CNC machine based production
• Modular design / maintenance friendly
• Sound level 75 db (A) at a meter distance
• Monitoring Glass Window / Powder Coated
• Temperature (t) Max up to 5-10oc (Ambient)
• Ventilation system type-forced / induced
• Residential acoustic silencer / chrome plated lock
• Range 5KVA -2000 KVA (All models)
• Type of Canopy - Skid / Cap
• Robust Construction

Technical Scope

Some of the applications are:

• Small and medium Industries
• Dance Studios,School Halls
• Village Halls ,Meeting Rooms
• Residential houses;Office buildings;
• Schools and pre-school establishments;
• Movie theatres and other entertainment venues;
• Hospitals and sanatoria

Techanical Details

• Sound Reduction Index,
• Sound Absorption Coefficients
• Sound Level 75 db (A) at a Meter Distance OR 25 db (A) Reduction.
• Monitoring Glass Window
• CNC Machine Based in-house Production
• Proper Ventilation and Luminous

Noise Checking / Case Studdy

We are identified as one of the most competent enterprises of this industry, engaged in offering a wide range of Acoustic Mapping And Checking System. The offered system is the best checking instrument to inspect the area and prepare the case study. Under the vigilance of our dexterous professionals, this system is manufactured with the topmost quality raw material as well as contemporary techniques. Moreover, patrons can avail this system from us at economical price.

Our case study includes

• Checking of noise.
• Preparation of case study.
• Analysis by panel of experts
• Physiable solutions

Technical Scope

Some of the applications are:

• Dance Studios, School Halls
• Village Halls ,Meeting Rooms
• Residential houses ,Office buildings
• Schools and pre-school establishments;
• Movie theaters and other entertainment venues;
• Hospitals and sanatoria

Technical Details:

• Spectrum analyzer 20 GHz
• Frequency generator 40GHz
• Software for report, etc.