Rattle Test Laboratory Equipment Parameters

1、 Anechoic Chamber: Landtop BCA Anechoic Chamber

Background noise level: ≤20 dBA

2、 Four-Post Test Rig: SERVOTEST (UK)

■ Wheelbase range: 2000 mm – 3700 mm

■ Track width range: 1300 mm – 1800 mm

3、 Environmental Chamber: CTS (USA)

Temperature range: -40 ℃ ~ 80 ℃

4、 Solar Simulation System: BFE (Germany)

Maximum light intensity: 1200 W/m²

5、 Chassis Inspection Pit

Width: 45 cm

Full-Vehicle Four-Post High & Low Temperature Rattle Evaluation

1. Evaluation Items for Four-Post High & Low Temperature Rattle Test

■ Dynamic road spectrum excitation rattle evaluation

■ Static operation rattle evaluation

■ Acoustic excitation rattle evaluation

2. Environmental Conditions for Four-Post High & Low Temperature Rattle Evaluation

■ Ambient temperature (~23℃)

■ Low temperature (-29 / -30 ℃)

■ High temperature (49 / 50 ℃)

Key Cooperative OEMs

■ SERES AITO: AITO M6, M7, M8, M9, etc.

■ XPEV: XPEV G6, P7, G7, X9, etc.

■ Chery Luxeed: Luxeed S7, R7, V9, etc.

■ JAC Zunjie: Zunjie S800, etc.

■ Other Brands: Weichai, ISUZU, Li Auto, etc.

Applicable Vehicle Types (All passenger vehicles + partial light commercial vehicles)

■ Sedans

■ SUVs

■ MPVs

■ Pickups

Scope of Application

■ Newly developed vehicles

■ Facelift vehicles

■ Rattle verification for design modification of individual subsystems or components