For motorcycle enthusiasts, mechanics, and race teams, understanding and optimizing bike performance is paramount. A crucial tool in this pursuit is the Dynamometer Bike, often referred to as a dyno bike. This sophisticated diagnostic system provides invaluable insights into the power and performance characteristics of both road and race motorcycles, ensuring peak efficiency and power delivery.
Dyno bike setup for motorcycle testing
The dynamometer bike is not just a simple measurement device; it’s a comprehensive, computerized system designed to deeply monitor the intricate performance details of your motorcycle. By employing a combined inertial and braked system, dyno bikes offer unparalleled accuracy in assessing a wide spectrum of motorcycle power outputs, from modest horsepower figures to the extreme power of high-performance superbikes.
Key Features and Benefits of a Dynamometer Bike
What sets a dynamometer bike apart and makes it an indispensable tool for motorcycle performance analysis? Let’s delve into its core features and benefits:
Accurate and Repeatable Performance Measurement
At the heart of the dynamometer bike’s capabilities lies its ability to deliver highly accurate and repeatable performance measurements. Equipped with a large roller and a highly efficient eddy current brake boasting 80 kg*m of braking force, this system can reliably assess bikes ranging from just a few horsepower to those exceeding 500 Hp at 6500 RPM in theoretical braking power. This precision ensures consistent and dependable data for performance analysis and tuning adjustments.
Facilitating Precise Engine Tuning and Diagnostics
Beyond mere measurement, a dynamometer bike excels in facilitating precise engine tuning. Its ability to stabilize engine RPM at a preset level is crucial for mechanics and tuners. This stable state allows for focused and accurate engine tuning using various measuring and diagnostic tools commonly found in workshops. By holding the engine at specific operating points, technicians can fine-tune parameters for optimal performance and efficiency.
Robust and Versatile Design for Wide Application
The design of the dynamometer bike prioritizes robustness and versatility. It is engineered to accommodate diverse load conditions and motorcycle types, supporting a maximum weight of up to 1000 kg. Its low-profile design, with minimal height from the floor, ensures accessibility and simplifies installation, even in workshops with limited space. A ramp of just 140 cm in length provides easy access, while still accommodating motorcycles with wheelbases up to 2100 mm. The inclusion of a finely adjustable blocking vise further optimizes bike positioning at the roller center, ensuring secure and accurate testing.
Advanced Forced Ventilation System for Realistic Testing
Maintaining optimal operating temperatures during testing is critical for accurate results and engine safety. Dynamometer bikes incorporate a forced ventilation system, typically utilizing a tangential fan with power options of 5.5 kW or 7.5 kW. These systems can be integrated with an inverter, allowing for precise control of airflow and air speed. This advanced ventilation ensures adequate engine cooling and proper pressurization of air boxes, mimicking real-world riding conditions and preventing overheating during extended testing sessions.
Dynamometer bike with ventilation fan and motorcycle on roller
User-Friendly Software and Comprehensive Data Analysis
Modern dynamometer bikes are equipped with sophisticated yet user-friendly software. This software is capable of analyzing acquired data in a highly customizable manner and allows for the comparison of up to 8 different tests. Users can assess power loss to accurately calculate engine power, and acquire data at the wheel in continuous cycles with automated test saving and rapid deceleration procedures. Furthermore, the system supports optional specific sensors to gather additional crucial data, including environmental pressure and temperature, engine water and oil temperature, exhaust gas temperature, and air/fuel ratio via wideband sensors.
The software typically presents measured values through both digital displays and graphical charts. Interactive chart features, such as cursor-based value display, enhance data interpretation and analysis. Notably, some dynamometer bike systems, like the DynoBike, integrate DYNOTUNE software, enabling direct self-remapping of Dimsport’s RapidBike add-on modules, directly through the dynamometer software interface.
Technical Specifications
| DFMTF TECHNICAL SPECIFICATIONS |
|---|
| Max power at wheel |
| Max speed |
| Max torque at wheel |
| Diameter of roller |
| Wheelbase |
| Max load |
| Variable speed of fan |
| Absorbed electrical power |
| Dyno dimensions to be installed in the floor |
| Dyno dimensions to be installed on the floor (ramp included) |
| Dyno weight to be installed in the floor (module only) |
| Dyno weight to be installed on the floor (ramp included) |
| DATA ACQUISITION KIT |
| Oil temperature sensor (°C) / H2O (°C) |
| Sensor of exhaust gas temperature (k) |
| Boost pressure sensor (bar) |
| Oxygen sensor wide band |
| Sensor of intake air temperature |
| FAN 4 Kw | FAN 5.5 Kw | FAN 7.5 Kw | |
|---|---|---|---|
| TECHNICAL SPECIFICATIONS OF FAN | |||
| ELECTRICAL POWER | 4 kW | 5.5 kW | 7.5 kW |
| POWER SUPPLY VOLTAGE | 230/400 Vac 50Hz | 230/400 Vac 50Hz | 230/400 Vac 50Hz |
| AIR SPEED | 90 km/h | 200 km/h | 260 km/h |
| AVERAGE AIR PRESSURE | 2.9 mbar | 75 mbar | 85 mbar |
| AIRFLOW RATE | 17000 m³h | 1800 m³h | 2100 m³h |
| DIMENSION | 1200 * 800 * 1400 mm | 780 * 465 * 895 mm | 780 * 465 * 895 mm |
| INVERTER MANAGEMENT | α (OPT) | α (OPT) | α (OPT) |
| WEIGHT | 165 kg | 140 kg | 175 Kg |
Measurement data standardization is achieved through an integrated barometric unit, adhering to regulations such as DIN 70020, EGW 80/1269, ISO 1585, SAE J1349, and JIS D1001.
Optional Accessories for Enhanced Functionality
To further expand the capabilities of the dynamometer bike, a range of optional accessories are available:
Optional 5.5 kW Centrifugal Fan for dynamometer bike
5.5 kW CENTRIFUGAL FAN: For increased cooling capacity.
Optional 7.5 kW Centrifugal Fan for dynamometer bike
7.5 kW CENTRIFUGAL FAN: For maximum cooling performance in demanding conditions.
Optional Inverter Fan Active Management for dynamometer bike
INVERTER FAN ACTIVE MANAGEMENT: Enables variable fan speed control for optimized cooling and testing scenarios.
Optional Control Console for dynamometer bike
CONTROL CONSOLE: Provides centralized control and monitoring of the dynamometer bike system.
Optional MEMOBIKE Data Acquisition system for dynamometer bike
MEMOBIKE DATA ACQUISITION: Expands data logging and analysis capabilities for comprehensive performance assessment.
Optional DYNOTUNE Software for dynamometer bike
DYNOTUNE SOFTWARE: Facilitates direct remapping of RapidBike modules, streamlining the tuning process.
A dynamometer bike is an invaluable investment for any workshop, race team, or motorcycle enthusiast seeking to unlock the true potential of their machines. Its precision, versatility, and advanced features provide the data and control necessary for optimal motorcycle performance.
Want to know more? Contact us at usabikers.net to explore how a dynamometer bike can elevate your motorcycle performance capabilities.
