Vehicle Power Management Logic for Fuel Efficiency
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Solution Overview
Problem
Current automotive vehicles lack precise methods for managing fuel consumption, leading to inefficiencies in energy use, despite efforts to improve fuel efficiency through driving habits and technology.
Innovation Solution
The development of power management systems that utilize power management logic to calculate and optimize the power applied to a vehicle's engine based on external environment, operational status, and operational parameters, including data from sensors and user inputs, to determine efficient speeds and power consumption.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Use of energy by moving object
If drivers manually control power consumption through basic methods (slowing down, braking lightly, carrying lighter loads), then some fuel efficiency improvement is achieved, but precise control of fuel consumption cannot be realized
Solution Approach 1:
The system continuously monitors and adjusts multiple operational parameters including vehicle speed, acceleration rate, engine load, and power delivery timing to optimize fuel consumption. By dynamically changing these parameters based on real-time conditions and historical data, the system achieves precise fuel consumption control that manual methods cannot accomplish
Solution Approach 2:
The system implements closed-loop feedback by continuously monitoring actual fuel consumption, comparing it against target values, and adjusting power management strategies accordingly. This feedback mechanism enables precise control by automatically correcting deviations from optimal fuel consumption patterns
2Ease of operation
If operational assisting devices (cruise control) are used to maintain constant speed, then driving assistance is provided, but optimal power consumption is not achieved
Solution Approach 1:
The system replaces static constant-speed control with dynamic speed optimization. It continuously adjusts vehicle speed and power delivery based on real-time conditions such as traffic patterns, road grade, weather, and vehicle load to minimize power consumption while maintaining comfortable operation
Solution Approach 2:
The system integrates multiple functions including cruise control, navigation, weather monitoring, and power management into a unified platform. This multi-functional approach provides both driving assistance and optimal power consumption management simultaneously, rather than treating them as separate conflicting objectives
3Ease of operation
If traditional fossil fuel vehicles are operated without optimization systems, then vehicle operation is simple, but energy efficiency is insufficient due to fluctuating fuel costs and availability
Solution Approach 1:
The system autonomously manages power consumption optimization without requiring driver intervention. It automatically monitors vehicle operations, calculates optimal power delivery strategies, and adjusts engine parameters to maximize energy efficiency, allowing the vehicle to essentially optimize its own fuel consumption
Solution Approach 2:
The system uses historical data, weather forecasts, and traffic patterns to predict future energy consumption needs and pre-optimizes power delivery strategies. This preliminary action enables the system to prepare optimal fuel consumption patterns before actual driving conditions arise
Data Source
AI summary
Described herein are devices, systems, and methods for managing the power consumption of an automotive vehicle, and thereby for optimizing the power consumption of the vehicle. The devices and systems for managing the power consumption of the vehicle typically include power management logic that can calculate an applied power for the vehicle engine based on information provided from the external environment of the vehicle, the operational status of the vehicle, one or more command inputs from a driver, and one or more operational parameters of the vehicle.