Michelin Laurens Proving Grounds Engineering Services

Race Logic Data Acquisition

• 100 Hz GPS data logging
• OBD2 CAN data recording
• Inertial Measurement Units (IMU)
• Dual-antenna set up for precision slip angle measurement
• GPS Base Station capability for 2cm locational accuracy including lane placement and path prediction capabilities
• Thermocouple measurement
• Analog and digital input recording
• Video Vbox recording up to 4 cameras at 10Hz with customizable screen graphics and layout

Coast-By and Drive-By Noise Testing Equipment

• ISO10844:2014 test surface configurable for a variety of external noise tests (R117, R51.02, R51.03, etc.)
• Available for use with most vehicle applications including passenger car, light truck, heavy truck, and electric vehicles

OXTS RT3100 Data Acquisition

• High-grade MEMS IMU for precision motion analysis
• 0.15° slip angle accuracy at 50 km/h in all road conditions
• Survey-grade GPS/GLONASS receivers for ultimate precision
• Low latency, 100 Hz real-time update rate
• CAN, Ethernet, and serial outputs interface with acquisition systems

Tire Braking Traction Grip Measurement

• ASTM E 274 and ECE R117 Wet Grip testing offered
• Peak and slide mu measurements
• Tires compared to industry Standard Reference Test Tire or internal witness as desired
• Loads ranging from 280 to 1800 kg for passenger car and light truck tires
• Heavy truck tire testing with loads from 1700 to 5000 kg
• Both wet and dry testing available
• Multiple surface options including polished concrete, low grip asphalt, and high grip asphalt

SAE J2909 Braking Testing Using an Anthony Best Dynamics Pedal Robot

• Controlled, repeatable braking tests with consistent pedal force on every stop
• Data can include pedal forces and wheel speeds throughout a stop
• Tuning compatibility for nearly any vehicle

Thermal Imaging Capability

• FLIR T1030sc camera for 1024 x 768 infrared images at 30 fps
• Temperature range of -40°C to +2,000°C
• Level I certified thermographer onsite

High Speed Camera

• 1,000 fps at 800 x 600 color resolution
• Multiple camera trigger and signal capabilities

SAE J2263 / J1263 Coast Down / Road Load Testing

• Passenger car and light truck
• 1066.310 for heavy truck over 14,000 lb GVW

Interior Noise Testing Capability, 0-5000 Hz Range

• In-vehicle instrumentation for data collection and analysis using an Oros system and Head Acoustics dummy, or customizable microphone layouts
• Numerous surfaces available for in-vehicle road noise evaluation (weathered asphalt, smooth asphalt, coarse gravel, etc.)

Multiple Track Surface Characterization Offerings

• GripTester measurement
• ASTM E 965 measurement (mean texture sand depth)
• ASTM E 274 Skid Trailer Measurement using ASTM E 501, ASTM E1136 and / or ASTM E 2493 Tires

Note: track monitoring services and equipment are available for external surface monitoring.

Customized Testing

• For more specialized data acquisition needs, Michelin Laurens Proving Grounds offers a flexible National Instruments data acquisition platform that has the capability of recording signals from a diverse assortment of sensor types including:
• String pots
• Thermocouples (including Infrared)
• OBD2 CAN vehicle data
• Accelerometers
• Pressure transducers
• Encoders