IMSA pairs two Sentronics Ultrasonic Flow Measurement Devices for greater Balance of Performance Control

A grey Corvette race car with the number 4 is being serviced by crew members in a pit stop area.

The brief

Greater Balance of Performance (BoP) analysis

The International Motor Sports Association (IMSA) WeatherTech SportsCar Championship is a highly competitive racing series featuring a range of diverse vehicle classes, from prototype race cars to GT sports cars. To ensure fair competition, IMSA employs a strict Balance of Performance (BoP) system. This system involves adjusting various parameters, such as weight, horsepower, and aerodynamic efficiency, to create a level playing field for all competitors.

The challenge

Enhanced BoP Control for wheel-to-wheel racing

In order to rollout an accurate BoP system, fuel consumption and fuel dispensing is key to understanding vehicles performance and policing restrictions that require enforcement when not met.

Image of Sentronics' Rigflow and FlowSonic flow sensors are on top of the pit lane wall at a racetrack with a blurred race car.

The result

Precision, real-time data when it counts

To address this challenge, IMSA partnered with Sentronics to provide the FlowSonic® GT, an advanced ultrasonic on-vehicle fuel flow meter, and the RigFlow, a motorsport pit tank sensor to tighten control of BoP.

The FlowSonic® GT offers exceptional accuracy in harsh racing conditions. With the technology proven in other top flight motorsport championships, IMSA benefited from a reliable, highly accurate flow meter, quick adoption and rollout.

The RigFlow was specifically developed for IMSA and levelled up fuel dispensing for all classes participating in IMSA and utilises advanced flow measurement technology to accurately dispense fuel whilst minimizing discrepancies. Both fuel flow meters delivered transformative breakthrough for IMSA by improving fairness and fine tuning BoP parameters, resulting in more exciting closing racing.

What they say...

Geoff Carter

IMSA Senior Director, Technical Regulations & Compliance

“The addition of the Sentronics fuel flow sensors has given IMSA a much better understanding of the actual fuel used by all our competitors in all our classes. The sensor data will prove beneficial in developing our balance of performance in the future.”

Other case studies

Automotive

Loughborough University Advanced Fuel Consumption Measurement Technology Enables Pioneering Engine Research

Sentronics’ FlowSonic fuel flow meter provides critical data to Loughborough University's Automotive Engineering Research team, enabling a better understanding of vehicle engine dynamics, fuel economy and emissions.

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