Real-Time Engine Control Parameter Adjustment via GPS and Sensor Feedback
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Solution Overview
Problem
High-performance vehicle engine tuning is laborious and costly due to the need for manual adjustments based on simulated race conditions, which cannot be optimized in real-time, especially when external communication is prohibited during races.
Innovation Solution
A system comprising an interface device with a display that communicates with a remote device to adjust engine control parameters in real-time, allowing for dynamic adjustments during vehicle operation, using sensor data and GPS information to optimize engine performance across varying track conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual tuning adjustments are performed based on simulated race conditions, then engine performance can be optimized for specific conditions, but the tuning process becomes laborious and time-consuming
Solution Approach 1:
The system dynamically adjusts engine control parameters during actual race conditions rather than relying on static pre-tuning. The processor continuously receives sensor data and GPS information, then modifies fuel injection timing, ignition timing, and other parameters in real-time based on actual track conditions, eliminating the need for lengthy manual tuning cycles
Solution Approach 2:
The system implements closed-loop feedback by continuously monitoring engine performance parameters through sensors during operation and using this data to automatically adjust control parameters. The processor compares actual performance against target parameters and makes real-time corrections, eliminating the trial-and-error nature of manual tuning
2Stability of the object's composition
If a single set of engine control parameters is used for the entire race, then the engine controller can operate consistently, but optimal performance cannot be achieved for all portions of the course
Solution Approach 1:
The system transitions from static single-parameter sets to dynamic parameter adjustment during the race. The processor continuously modifies fuel injection timing, ignition timing, and valve timing based on real-time GPS location, track section identification, and sensor data, enabling optimal performance across varied track portions while maintaining operational stability
Solution Approach 2:
The system applies different engine control parameters to different portions of the track based on local conditions. The processor identifies specific track sections using GPS data and applies locally-optimized parameters for each section, such as different fuel maps for straights versus turns, rather than using a uniform parameter set throughout
3Reliability
If real-time adjustment of engine control parameters is implemented, then engine performance can be optimized during the race, but the device complexity increases
Solution Approach 1:
The engine controller is designed with multi-functionality, serving both as the primary control unit and as the real-time tuning processor. The same processor that manages basic engine operations also performs advanced performance optimization by receiving sensor data and adjusting parameters dynamically, eliminating the need for separate tuning hardware
Solution Approach 2:
The system merges the engine controller functions with the performance optimization functions into a single integrated unit. The engine controller directly receives GPS data, sensor information, and track condition data, then simultaneously manages both baseline engine operation and real-time performance adjustments without requiring separate communication interfaces or additional control hardware
Data Source
AI summary
A system and method for monitoring vehicle performance and updating engine control parameters, which provides a solution to the problem of tuning engine control parameters for a vehicle. The core components of the invention are an engine controller coupled to an interface device which communicates with a remote device. Generally speaking, the components are configured as follows: the engine controller receives signals from various sensors in a vehicle and the engine controller controls the engine based on engine control parameters and the signals from the sensors. The interface device monitors the engine control and sensor signals and transmits information to the remote device. The remote device receives the information and sends back updated engine control parameters. The interface device receives the updated engine control parameters and communicates with the engine controller to update the engine control parameters using the updated engine control parameters.