上海華依科技集團股份有限公司

SUMMARY

Dedicated in R&D, manufacturing and sales of chassis dynamometer test bench. We provide complete test service according to actual requirements of automobile enterprises. The only authorized manufacturer of TMEIC.

TEST OBJECT

- Passenger and commercial vehicle, new energy vehicle and internet automobile of M1, N1

Item	Specification
Max. engine output	220kW
Max. speed	210km/h
Max. acceleration/deceleration speed	4.9m/s2(0.5G)
Vehicle weight	500~3500kg
Max. shaft weight	2500kg
Wheel base	2000~4000mm
Wheel width	1190~1800mm
Tyre diameter	φ480~780mm

TEST EQUIPMENT
TYPE

- Independent biaxial four-wheel driven

Dynamometer
Item	Specification
Type	AC dynamometer
Volume (absorption/drive)	150/110 kW
Speed (basic/max.)	70/210 km/h (305/914 min-1)
Overload	150% 1分鐘
Overspeed	110%
Swing type	Static pressure swing(pump volume:1.5kw)
Cooling method	Ventilation (fan volume: 3.7kw)
Feature

Power Supply Module
Item	Specification
Type	IGBT frequency conversion/inverter
Control method	PWM
Regenerative power factor	100%

Barrate
Item	Specification
Type	Single drum
Dimension	Outer dia.:φ1219.2±0.244mm Bounce＜＝0.254 mmP-P Drum width: 700mm Inner width: 900mm, outer width: 2300mm
Material	Iron
Surface treatment	Smooth, hard chromium plating

CONTROL MODE

- Test bench is designed with independent front and rear axial, to realize rotation control (ASR)/ torque
control (ATR) / road load simulation (ALR).
- In road load simulation, inertia simulation and various driving resistance loading schemes:
- Direct method, function method, table method, direct method (amendment), function method
(amendment), table method (amendment)

TEST CONDITION

Meet requirements for following tests

- Automobile fuel, electricity consumption test
- Automobile power consumption and efficiency test
- Acceleration and deceleration performance test

- Climbing and coast test
- New energy vehicle specialized test
- Various test requirements can be customized

DRIVE MODE

- Driver + driver aid
(display target velocity, actual velocity and deviation range on time axis dynamically)
- Auto-pilot (programming control can be customized)

APPLICABLE
STANDARDS

- General Technical Requirements for Automobile Chassis Dynamometer”JT/T 445
- “Maximum Speed Test”GB/T 12544-90
- “Acceleration Performance Test”GB/T 12543-90
- “Minimum Stable Speed”GB/T 12547-90
- “Coasting Test”GB/T 12536
- “Climbing Test”GB/T 12539
- “Speed Meter, Odometer Correction”GB/T 12548-90
- “Automobile Dynamic Performance Test”GB/T 18276 2000
- “Hybrid/Electric Vehicle Dynamic Performance Test”GB/T 19752 2005
- “Electric Passenger Vehicle Dynamic Performance Test”GB/T 28382-2012
- “Electric Vehicle Power Consumption Rate and Driving Mileage Test Method”GB/T 18386-2005
- “Light Vehicle Pollutant Emission Limit and Measurement Method”GB18352.5-2013
- Other Specialized Test Technical Standard