Anechoic Room NVH Test Bench
- Heat Exchanger NVH Test Via Air Flow Rate
- Fan code test with NVH
- Air duct NVH test via air flow rate
- HVAC NVH test
- Fan & Blower NVH test
- Air Filter NVH test via air flow rate
- Cooling module NVH test
Feature
- Poly-Urethane Wedge
- FFT Analyzer for NVH test
- Wind tunnel for HVAC and module test
- Close type wind circulation
- ASHRAE Standard air flow nozzles
- Multi air circulation blower (Six)
- AHU, Boiler, and Refrigerators
- CCD Recording system
- DC power Ssupply
- Automatic step control test
(Fan voltage, air flow rate)
- Automatic test report generation
- Radio alarm messaging system
- 50 data acquisition channels
- Through PLC based touch screen, also available through LabVIEW®
- Facility working state dsplay panel
Patent
CN ZL 2004 2 0000818.5
KR No. 10-1508316 / 10-1512808 / 10-1879409 / 20-0309476 / 20-0309475 / 30-0341592
Specifications
MODEL |
SEOUL-NVH-8848-3 Series |
Applicable Standards |
KS I ISO 3745 |
Background Noise |
20 dB(A) Less (at Device Stops) |
Measurement Frequency Band |
20 ~ 20,000 Hz (1/3 Octave Band Analysis) |
Sound Characteristic |
ISO 3745 Satisfaction (at over 200Hz ) |
Poly Urethane Wedge Shape |
200*200*425 |
Wedge Density |
32 kg/m3 |
Construction
Material |
Insulator +Air Foget+Insulator+sound Board+ noise insulation material + Wedge |
Test Room Dimension |
6350(W) x 2800(H) x 5000(D) |
Main Door |
IN soundproof door1000(W)x 2000(H) Single Open |
OUT sound insulation door1000(W)x 2000(H) Single Open |