HORIBA’s Fuel Flow Meters deliver precise and stable fuel consumption measurement for engine development, certification, and efficiency testing. Designed for use in test cells and advanced R&D environments, they ensure accurate monitoring of fuel flow under a wide range of operating conditions, including conventional and hydrogen-based applications.
The product lineup—including FQ Series, HyFQ-2000 Series, and RealFlow—offers high accuracy, fast response, and reliable performance, enabling engineers to evaluate combustion efficiency, optimize powertrain performance, and meet regulatory requirements.
Fuel Flow Measurement System
Hydrogen Fuel Flow Meter
On-vehicle Ultrasonic Fuel Flow Meter
A Fuel Flow Meter is a measurement device used to accurately determine the fuel consumption of engines, vehicles, or powertrain systems during testing. It provides precise, real-time data on fuel flow rate, fuel temperature, and density—key parameters needed for engine optimization, efficiency evaluation, and regulatory compliance.
Fuel Flow Meters are essential tools in engine test cells and development labs, where they deliver stable and repeatable measurements under dynamic operating conditions. They help engineers analyze combustion efficiency, compare fuel types, validate performance improvements, and assess CO₂ reduction strategies. Modern systems, such as HORIBA’s FQ, HyFQ, and RealFlow, support a wide range of fuels including gasoline, diesel, ethanol blends, and hydrogen.
Depending on the application, different measurement technologies may be used—such as Coriolis sensors, volumetric flow measurement, or differential pressure systems—each providing high accuracy tailored to specific test requirements. Regardless of the method, all fuel flow meters follow a consistent process: fuel is conditioned (temperature and pressure stabilized if needed), then passed through the measurement unit where flow rate is captured with high precision.
Stationary Fuel Flow Meters are typically integrated into engine test benches, ensuring fast response times, minimal drift, and reliable long-term operation. Whether used for certification cycles, R&D programs, or alternative fuel testing, they are critical instruments for achieving trustworthy and repeatable fuel consumption results.
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