Material testing for the determination of interior noise in vehicles

Material testing Determination of internal noise in vehicles vehicles for the purpose of determining noise generated inside accelerating motor vehicles; checking the experience of vehicle sound comfort; testing motor vehicle operating conditions related to safety…

 

Overview of the contents of the material testing Determination of internal noise in vehicles

Name of material testing: Determination of internal noise in vehicles

Test method: ISO 5128:1980: Measurement of noise inside motor vehicles [1].

Performed at: Field.

1. Objectives & test subjects

1.1. Test objectives test

Determine internal noise in vehicles.

1.2. Test subject

Motor vehicles (trucks/buses).

2. Test procedure test

+ Develop procedure

* Vehicle operation

• Vehicle running at stable speed
• Vehicle at full throttle acceleration
• Stationary testing

+ Processing and reporting results

3. Details of test conditions

3.1. Test equipment and environment

This is a field experiment, the tools and equipment used include:

– Microphone (arranged according to standard diagram)

– Signal converter

– Computer for data acquisition and processing

3.2. Some notes on test conditions

– For noise meters: select dynamic characteristic mode “fast”;

– Field experiment

– Test track conditions

– Engine and tire conditions

– Loading conditions

– Doors, technical equipment, seat adjustment.

Role – importance of material testing Determination of internal noise in vehicles

The material testing Determination of internal noise in vehicles performed by the Institute of Development and Application of Acoustic Materials helps provide useful information, meeting all practical needs of customers and businesses wishing to:

• Determine noise generated inside motor vehicles.
• Achieve certification according to regulations.
• Compare different motor vehicles/vehicle models.
• Check the experience of vehicle sound comfort.
• Test motor vehicle operating conditions related to safety.
• Control noise, control quality during production, optimize research and development of products, materials, spare parts... related to noise emitted inside motor vehicles.
• Have an authentic basis to propose and implement solutions prioritizing types of components, details, products... with techniques and technologies improving noise emitted from inside motor vehicles.

If previously, you had some worries, concerns and had to spend a lot of fees for similar activities abroad, now just contact DASM. The entire remaining process will be proactively implemented by us as a package in the fastest time to complete customer experience about us: DASM provides sound consulting services with truly outstanding quality, prices considered the most competitive in the industry along with thoughtful and dedicated customer care policies.

Significance of acoustic material testing service at DASM

Today's globalized commercial life opens up countless new markets and supply sources across five continents. Along with it are international regulations and standards that make it easy for customers to evaluate quality – trace product origin, select suitable/outstanding items. In particular, they support manufacturers to continuously improve and perfect technology, techniques, raw materials, production methods, sales... etc...

Institute of Development and Application of Acoustic Materials (DASM) is a pioneering, comprehensive, professional and leading prestigious brand in Vietnam in the field of acoustics. On January 12, 2023, DASM was granted certificate No. 114/TĐC – HCHQ by the Directorate for Standards, Metrology and Quality (Ministry of Science and Technology), certifying that it has registered testing activities for multi-sector synthesis in the Mechanical - Physical field (registration number: 707/TN – TĐC).

Our acoustic material testing services provide customers with practical professional results to meet sustainability, standard performance, optimal solutions – consulting – design adjustments... for products and services. From there, you will update, meet and adapt to constantly changing international standards to make a breakthrough in revenue, profit and elevate your brand.

If you have a need to perform material testing Determination of internal noise in vehicles please contact via Hotline for detailed advice!