LydallLydall Thermal/Acoustical, Inc.

 

 

 

 

 

Thermal Testing

Equipment

  • Natural Gas Burner
  • 850 °C
  • 4 m3/hr
  • 20 Channel DAQ
  • IR Camera
  • Body In White Rig

Methods

  • Full exhaust line testing
    • Hot end and cold end
  • Sensitive component testing
    • Fuel Tanks, Air Filters, Plastic and Fiber Components
  • Thermal mapping
  • Heat shield optimization and validation
   

Acoustic Testing

Equipment

  • Impedance Tube
  • Alpha Cabin
    • 6.44 m3
  • B&K Portable Pulse
  • Head and Torso
  • Tachometer

Methods

  • Normal incidence absorption
  • Random incidence absorption
    • Flat samples and formed parts
  • Transmission loss
  • In-vehicle measurements
   

Vibration Testing

Equipment

  • 35 kN Electro-dynamic shaker
  • DC to 2000 Hz
  • Part sizes up to 2.0 m x 0.8 m

Methods

  • Modal analysis
    • 8 channels
  • Fatigue and durability simulation
    • Discrete sine wave
    • Sine sweep
    • Random (PSD/ASD)
  • High Temperature Fatigue
    • Gas Burner
    • 850 °C